Merge branch 'master' into wip/h2database-v2

.github/workflows/jdk-18-ea.yml

@@ -3,8 +3,8 @@ name: JDK 18-ea
 
 on:
   workflow_dispatch:
-#  schedule:
-#    - cron: '30 6 * * *'
+  schedule:
+    - cron: '30 6 * * 1,3,5'
 
 jobs:
   build:

.github/workflows/mariadb-10.6.yml

@@ -1,7 +1,10 @@
 
 name: MariaDB 10.6
 
-on: [workflow_dispatch]
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '10 7 * * 1,4'
 
 jobs:
   build:

.github/workflows/sqlserver-2017-latest.yml

@@ -1,7 +1,10 @@
 
 name: SqlServer 2017 latest
 
-on: [workflow_dispatch]
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '10 7 * * 2,5'
 
 jobs:
   build:

ebean-api/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean api</name>
@@ -27,7 +27,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>avaje-config</artifactId>
-      <version>1.5</version>
+      <version>1.7</version>
     </dependency>
 
     <!--

ebean-api/src/main/java/io/ebean/config/PlatformConfig.java

@@ -66,6 +66,8 @@ public class PlatformConfig {
 
   private boolean caseSensitiveCollation = true;
 
+  private boolean useMigrationStoredProcedures = false;
+
   /**
    * Modify the default mapping of standard types such as default precision for DECIMAL etc.
    */
@@ -90,6 +92,7 @@ public class PlatformConfig {
     this.geometrySRID = platformConfig.geometrySRID;
     this.dbUuid = platformConfig.dbUuid;
     this.caseSensitiveCollation = platformConfig.caseSensitiveCollation;
+    this.useMigrationStoredProcedures = platformConfig.useMigrationStoredProcedures;
     this.allQuotedIdentifiers = platformConfig.allQuotedIdentifiers;
     this.databaseInetAddressVarchar = platformConfig.databaseInetAddressVarchar;
     this.customDbTypeMappings = platformConfig.customDbTypeMappings;
@@ -142,6 +145,20 @@ public class PlatformConfig {
     this.caseSensitiveCollation = caseSensitiveCollation;
   }
 
+  /**
+   * Return true if force use of helper stored procedures for migrations.
+   */
+  public boolean isUseMigrationStoredProcedures() {
+    return useMigrationStoredProcedures;
+  }
+
+  /**
+   * Set true to force use of helper stored procedures for migrations.
+   */
+  public void setUseMigrationStoredProcedures(boolean useMigrationStoredProcedures) {
+    this.useMigrationStoredProcedures = useMigrationStoredProcedures;
+  }
+
   /**
    * Return true if Postgres FOR UPDATE should use the NO KEY option.
    */
@@ -317,6 +334,7 @@ public class PlatformConfig {
     databaseBooleanFalse = p.get("databaseBooleanFalse", databaseBooleanFalse);
     databaseInetAddressVarchar = p.getBoolean("databaseInetAddressVarchar", databaseInetAddressVarchar);
     caseSensitiveCollation = p.getBoolean("caseSensitiveCollation", caseSensitiveCollation);
+    useMigrationStoredProcedures = p.getBoolean("useMigrationStoredProcedures", useMigrationStoredProcedures);
 
     DbUuid dbUuid = p.getEnum(DbUuid.class, "dbuuid", null);
     if (dbUuid != null) {

ebean-api/src/main/java/io/ebean/config/dbplatform/BasicSqlAnsiLimiter.java

@@ -7,13 +7,10 @@ public class BasicSqlAnsiLimiter implements BasicSqlLimiter {
 
   @Override
   public String limit(String dbSql, int firstRow, int maxRows) {
-
     StringBuilder sb = new StringBuilder(50 + dbSql.length());
-
     sb.append(dbSql);
     if (firstRow > 0) {
-      sb.append(" ").append("offset");
-      sb.append(" ").append(firstRow).append(" rows");
+      sb.append(" offset ").append(firstRow).append(" rows");
     }
     if (maxRows > 0) {
       sb.append(" fetch next ").append(maxRows).append(" rows only");

ebean-api/src/main/java/io/ebean/config/dbplatform/DatabasePlatform.java

@@ -53,6 +53,8 @@ public class DatabasePlatform {
 
   protected boolean supportsSavepointId = true;
 
+  protected boolean useMigrationStoredProcedures = false;
+
   /**
    * The behaviour used when ending a read only transaction at read committed isolation level.
    */
@@ -237,6 +239,7 @@ public class DatabasePlatform {
   public void configure(PlatformConfig config) {
     this.sequenceBatchSize = config.getDatabaseSequenceBatchSize();
     this.caseSensitiveCollation = config.isCaseSensitiveCollation();
+    this.useMigrationStoredProcedures = config.isUseMigrationStoredProcedures();
     configureIdType(config.getIdType());
     configure(config, config.isAllQuotedIdentifiers());
   }
@@ -343,6 +346,13 @@ public class DatabasePlatform {
     return supportsSavepointId;
   }
 
+  /**
+   * Return true if migrations should use stored procedures.
+   */
+  public boolean isUseMigrationStoredProcedures() {
+    return useMigrationStoredProcedures;
+  }
+
   /**
    * Return true if the platform supports LIMIT with sql update.
    */
@@ -573,6 +583,10 @@ public class DatabasePlatform {
     this.supportsResultSetConcurrencyModeUpdatable = supportsResultSetConcurrencyModeUpdatable;
   }
 
+  public void setUseMigrationStoredProcedures(final boolean useMigrationStoredProcedures) {
+    this.useMigrationStoredProcedures = useMigrationStoredProcedures;
+  }
+
   /**
    * Normally not needed - overridden in CockroachPlatform.
    */

ebean-api/src/main/java/io/ebean/config/dbplatform/mariadb/MariaDbPlatform.java

@@ -1,6 +1,10 @@
 package io.ebean.config.dbplatform.mariadb;
 
+import javax.sql.DataSource;
+
+import io.ebean.BackgroundExecutor;
 import io.ebean.annotation.Platform;
+import io.ebean.config.dbplatform.PlatformIdGenerator;
 import io.ebean.config.dbplatform.mysql.BaseMySqlPlatform;
 
 /**
@@ -11,6 +15,14 @@ public class MariaDbPlatform extends BaseMySqlPlatform {
   public MariaDbPlatform() {
     super();
     this.platform = Platform.MARIADB;
+    this.sequenceBatchMode = false;
     this.historySupport = new MariaDbHistorySupport();
+    this.dbIdentity.setSupportsSequence(true);
   }
+
+  @Override
+  public PlatformIdGenerator createSequenceIdGenerator(BackgroundExecutor be, DataSource ds, int stepSize, String seqName) {
+    return new MariaDbSequence(be, ds, seqName, stepSize);
+  }
+
 }

ebean-api/src/main/java/io/ebean/config/dbplatform/mariadb/MariaDbSequence.java

@@ -0,0 +1,24 @@
+package io.ebean.config.dbplatform.mariadb;
+
+import io.ebean.BackgroundExecutor;
+import io.ebean.config.dbplatform.SequenceStepIdGenerator;
+
+import javax.sql.DataSource;
+
+public class MariaDbSequence extends SequenceStepIdGenerator {
+
+  private final String nextSql;
+
+  /**
+   * Construct where batchSize is the sequence step size.
+   */
+  public MariaDbSequence(BackgroundExecutor be, DataSource ds, String seqName, int stepSize) {
+    super(be, ds, seqName, stepSize);
+    this.nextSql = "select next value for " + seqName;
+  }
+
+  @Override
+  public String getSql(int batchSize) {
+    return nextSql;
+  }
+}

ebean-api/src/main/java/io/ebean/config/dbplatform/oracle/Oracle11Platform.java

@@ -11,6 +11,7 @@ public class Oracle11Platform extends OraclePlatform {
   public Oracle11Platform() {
     super();
     this.platform = Platform.ORACLE11;
+    this.columnAliasPrefix = "c";
     this.sqlLimiter = new OracleRownumSqlLimiter();
     this.basicSqlLimiter = new OracleRownumBasicLimiter();
     dbIdentity.setIdType(IdType.SEQUENCE);

ebean-api/src/main/java/io/ebean/config/dbplatform/oracle/Oracle12Platform.java

@@ -0,0 +1,13 @@
+package io.ebean.config.dbplatform.oracle;
+
+/**
+ * Oracle 12 platform using column alias.
+ */
+public class Oracle12Platform extends OraclePlatform {
+
+  public Oracle12Platform() {
+    super();
+    //this.platform = Platform.ORACLE12;
+    this.columnAliasPrefix = "c";
+  }
+}

ebean-api/src/main/java/io/ebean/config/dbplatform/oracle/OraclePlatform.java

@@ -22,7 +22,6 @@ public class OraclePlatform extends DatabasePlatform {
   public OraclePlatform() {
     super();
     this.platform = Platform.ORACLE;
-    this.columnAliasPrefix = "c";
     this.supportsDeleteTableAlias = true;
     this.maxTableNameLength = 30;
     this.maxConstraintNameLength = 30;
@@ -35,11 +34,9 @@ public class OraclePlatform extends DatabasePlatform {
     dbIdentity.setSupportsSequence(true);
     dbIdentity.setSupportsIdentity(true);
     dbIdentity.setSupportsGetGeneratedKeys(true);
-
     this.dbDefaultValue.setFalse("0");
     this.dbDefaultValue.setTrue("1");
     this.dbDefaultValue.setNow("current_timestamp");
-
     this.treatEmptyStringsAsNull = true;
     this.likeClauseRaw = "like ?";
 
@@ -56,7 +53,6 @@ public class OraclePlatform extends DatabasePlatform {
 
     booleanDbType = Types.INTEGER;
     dbTypeMap.put(DbType.BOOLEAN, new DbPlatformType("number(1)"));
-
     dbTypeMap.put(DbType.INTEGER, new DbPlatformType("number", 10));
     dbTypeMap.put(DbType.BIGINT, new DbPlatformType("number", 19));
     dbTypeMap.put(DbType.REAL, new DbPlatformType("number", 19, 4));
@@ -65,12 +61,10 @@ public class OraclePlatform extends DatabasePlatform {
     dbTypeMap.put(DbType.TINYINT, new DbPlatformType("number", 3));
     dbTypeMap.put(DbType.DECIMAL, new DbPlatformType("number", 16, 3));
     dbTypeMap.put(DbType.VARCHAR, new DbPlatformType("varchar2", 255));
-
     dbTypeMap.put(DbType.LONGVARBINARY, new DbPlatformType("blob"));
     dbTypeMap.put(DbType.LONGVARCHAR, new DbPlatformType("clob"));
     dbTypeMap.put(DbType.VARBINARY, new DbPlatformType("raw", 255));
     dbTypeMap.put(DbType.BINARY, new DbPlatformType("raw", 255));
-
     dbTypeMap.put(DbType.TIME, new DbPlatformType("timestamp"));
   }
 

ebean-api/src/main/java/io/ebean/config/dbplatform/sqlserver/SqlServerBasePlatform.java

@@ -119,4 +119,9 @@ abstract class SqlServerBasePlatform extends DatabasePlatform {
     // for update are hints on from clause of base table
     return sql;
   }
+
+  @Override
+  public boolean isUseMigrationStoredProcedures() {
+    return true;
+  }
 }

ebean-api/src/main/java/io/ebean/plugin/LoadErrorHandler.java

@@ -1,14 +0,0 @@
-package io.ebean.plugin;
-
-import io.ebean.bean.EntityBean;
-
-/**
- * Errorhandler to handle load errors and may be recover correct value.
- *
- * @author Roland Praml, FOCONIS AG
- *
- */
-@FunctionalInterface
-public interface LoadErrorHandler {
-  void handleLoadError(EntityBean bean, Property prop, String fullName, Exception e);
-}

ebean-api/src/main/java/io/ebean/text/csv/CsvReader.java

@@ -18,7 +18,7 @@ import java.util.Locale;
  * try {
  *   File f = new File("src/test/resources/test1.csv");
  *
- *   FileReader reader = new FileReader(f);
+ *   FileReader reader = new FileReader(f, encoding);
  *
  *   CsvReader<Customer> csvReader = DB.createCsvReader(Customer.class);
  *

ebean-api/src/main/java/io/ebean/util/AnnotationUtil.java

@@ -71,6 +71,20 @@ public class AnnotationUtil {
     return typeGet(clazz, annotation) != null;
   }
 
+  /**
+   * Check if an element is annotated with an annotation of given type searching meta-annotations.
+   */
+  public static boolean metaHas(AnnotatedElement element, Class<?> annotationType) {
+    return !metaFindAll(element, annotationType).isEmpty();
+  }
+
+  /**
+   * Find all the annotations of a given type searching meta-annotations.
+   */
+  public static Set<Annotation> metaFindAll(AnnotatedElement element, Class<?> annotationType) {
+    return metaFindAllFor(element, Collections.singleton(annotationType));
+  }
+
   /**
    * Find all the annotations for the filter searching meta-annotations.
    */

ebean-api/src/main/java/io/ebean/util/IOUtils.java

@@ -0,0 +1,48 @@
+package io.ebean.util;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * Utilities for IO. It uses UTF-8 as encoding when reading/writing and uses
+ * buffered IO for better performance.
+ */
+public class IOUtils {
+
+  /**
+   * Read from stream as UTF-8.
+   */
+  public static BufferedReader newReader(InputStream is) {
+    return new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8));
+  }
+
+  /**
+   * Read from file as UTF-8.
+   */
+  public static BufferedReader newReader(File file) throws FileNotFoundException {
+    return newReader(new FileInputStream(file));
+  }
+
+  /**
+   * Write to stream as UTF-8
+   */
+  public static BufferedWriter newWriter(OutputStream os) {
+    return new BufferedWriter(new OutputStreamWriter(os, StandardCharsets.UTF_8));
+  }
+
+  /**
+   * Write to file as UTF-8
+   */
+  public static BufferedWriter newWriter(File file) throws FileNotFoundException {
+    return newWriter(new FileOutputStream(file));
+  }
+}

ebean-autotune/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 <!--  <parent>-->
 <!--    <groupId>org.avaje</groupId>-->
@@ -26,7 +26,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 

ebean-bom/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean bom</name>
@@ -71,88 +71,88 @@
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-api</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-core</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-core-type</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-ddl-generator</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-externalmapping-api</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-externalmapping-xml</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-autotune</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-querybean</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>querybean-generator</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
         <scope>provided</scope>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>kotlin-querybean-generator</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
         <scope>provided</scope>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-test</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
         <scope>test</scope>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-postgis</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
       <dependency>
         <groupId>io.ebean</groupId>
         <artifactId>ebean-redis</artifactId>
-        <version>12.13.3-SNAPSHOT</version>
+        <version>12.14.2-SNAPSHOT</version>
       </dependency>
 
     </dependencies>

ebean-core-type/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <artifactId>ebean-core-type</artifactId>
@@ -16,7 +16,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-api</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>

ebean-core/pom.xml

@@ -3,7 +3,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <artifactId>ebean-core</artifactId>
@@ -41,19 +41,19 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-api</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core-type</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-externalmapping-api</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>

ebean-core/src/main/java/io/ebeaninternal/server/core/DScriptRunner.java

@@ -3,13 +3,13 @@ package io.ebeaninternal.server.core;
 import io.ebean.ScriptRunner;
 import io.ebean.ddlrunner.DdlRunner;
 import io.ebean.ddlrunner.ScriptTransform;
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.api.SpiEbeanServer;
 import io.ebeaninternal.util.UrlHelper;
 
 import javax.persistence.PersistenceException;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.InputStreamReader;
 import java.io.LineNumberReader;
 import java.io.Reader;
 import java.net.URL;
@@ -66,8 +66,9 @@ final class DScriptRunner implements ScriptRunner {
       throw new IllegalArgumentException("resource is null?");
     }
 
-    try (InputStream inputStream = UrlHelper.openNoCache(resource)) {
-      return readContent(new InputStreamReader(inputStream));
+    try (InputStream inputStream = UrlHelper.openNoCache(resource);
+      Reader reader = IOUtils.newReader(inputStream)) {
+      return readContent(reader);
 
     } catch (IOException e) {
       throw new PersistenceException("Failed to read script content", e);

ebean-core/src/main/java/io/ebeaninternal/server/core/DatabasePlatformFactory.java

@@ -13,6 +13,7 @@ import io.ebean.config.dbplatform.mysql.MySql55Platform;
 import io.ebean.config.dbplatform.mysql.MySqlPlatform;
 import io.ebean.config.dbplatform.nuodb.NuoDbPlatform;
 import io.ebean.config.dbplatform.oracle.Oracle11Platform;
+import io.ebean.config.dbplatform.oracle.Oracle12Platform;
 import io.ebean.config.dbplatform.oracle.OraclePlatform;
 import io.ebean.config.dbplatform.postgres.Postgres9Platform;
 import io.ebean.config.dbplatform.postgres.PostgresPlatform;
@@ -25,11 +26,7 @@ import io.ebeaninternal.api.DbOffline;
 
 import javax.persistence.PersistenceException;
 import javax.sql.DataSource;
-import java.sql.Connection;
-import java.sql.DatabaseMetaData;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
+import java.sql.*;
 
 /**
  * Create a DatabasePlatform from the configuration.
@@ -87,6 +84,9 @@ public class DatabasePlatformFactory {
     if (dbName.equals("oracle11") || dbName.equals("oracle10") || dbName.equals("oracle9")) {
       return new Oracle11Platform();
     }
+    if (dbName.equals("oracle12")) {
+      return new Oracle12Platform();
+    }
     if (dbName.equals("oracle")) {
       return new OraclePlatform();
     }
@@ -173,7 +173,13 @@ public class DatabasePlatformFactory {
   }
 
   private DatabasePlatform oracleVersion(int majorVersion) {
-    return majorVersion < 12 ? new Oracle11Platform() : new OraclePlatform();
+    if (majorVersion < 12) {
+      return new Oracle11Platform();
+    }
+    if (majorVersion < 13) {
+      return new Oracle12Platform();
+    }
+    return new OraclePlatform();
   }
 
   private DatabasePlatform mysqlVersion(int majorVersion, int minorVersion) {

ebean-core/src/main/java/io/ebeaninternal/server/deploy/BeanPropertyAssocMany.java

@@ -226,7 +226,7 @@ public class BeanPropertyAssocMany<T> extends BeanPropertyAssoc<T> implements ST
    */
   @Override
   public void addBeanToCollectionWithCreate(EntityBean parentBean, EntityBean detailBean, boolean withCheck) {
-    BeanCollection<?> bc = (BeanCollection<?>) super.getValue(parentBean);
+    BeanCollection<?> bc = beanCollection(parentBean);
     if (bc == null) {
       bc = help.createEmpty(parentBean);
       setValue(parentBean, bc);
@@ -234,6 +234,15 @@ public class BeanPropertyAssocMany<T> extends BeanPropertyAssoc<T> implements ST
     help.add(bc, detailBean, withCheck);
   }
 
+  private BeanCollection<?> beanCollection(EntityBean parentBean) {
+    try {
+      return (BeanCollection<?>) super.getValue(parentBean);
+    } catch (ClassCastException e) {
+      // fetching element collection, ok for now
+      return null;
+    }
+  }
+
   /**
    * Return true if this is considered 'empty' from a save perspective.
    */

ebean-core/src/main/java/io/ebeaninternal/server/expression/platform/DbExpressionHandlerFactory.java

@@ -10,23 +10,18 @@ public final class DbExpressionHandlerFactory {
    * Create and return the appropriate platform specific handing of expressions.
    */
   public static DbExpressionHandler from(DatabasePlatform databasePlatform) {
-    Platform platform = databasePlatform.getPlatform();
+    Platform platform = databasePlatform.getPlatform().base();
     switch (platform) {
       case H2:
         return new H2DbExpression();
       case POSTGRES:
-      case POSTGRES9:
         return new PostgresDbExpression();
       case MARIADB:
         return new MariaDbExpression();
-      case MYSQL55:
       case MYSQL:
         return new MySqlDbExpression();
       case ORACLE:
-      case ORACLE11:
         return new OracleDbExpression();
-      case SQLSERVER16:
-      case SQLSERVER17:
       case SQLSERVER:
         return new SqlServerDbExpression();
       case HANA:

ebean-core/src/main/java/io/ebeaninternal/server/persist/DefaultPersister.java

@@ -333,6 +333,13 @@ public final class DefaultPersister implements Persister {
    * Recursively delete the bean. This calls back to the EbeanServer.
    */
   private int deleteRecurse(EntityBean detailBean, Transaction t, DeleteMode deleteMode) {
+    return deleteRequest(createDeleteCascade(detailBean, t, deleteMode.persistType()));
+  }
+
+  /**
+   * Delete without being a cascade.
+   */
+  private int delete(EntityBean detailBean, Transaction t, DeleteMode deleteMode) {
     return deleteRequest(createDeleteRequest(detailBean, t, deleteMode.persistType()));
   }
 
@@ -560,7 +567,7 @@ public final class DefaultPersister implements Persister {
     }
   }
 
-  private void deleteList(List<?> beanList, SpiTransaction t, DeleteMode deleteMode, boolean children) {
+  private void deleteCascade(List<?> beanList, SpiTransaction t, DeleteMode deleteMode, boolean children) {
     if (children) {
       t.depth(-1);
       t.checkBatchEscalationOnCollection();
@@ -604,7 +611,7 @@ public final class DefaultPersister implements Persister {
     for (Object id : ids) {
       EntityBean bean = descriptor.createEntityBean();
       descriptor.convertSetId(id, bean);
-      int rowCount = deleteRecurse(bean, transaction, deleteMode);
+      int rowCount = delete(bean, transaction, deleteMode);
       if (rowCount == -1) {
         total = -1;
       } else if (total != -1) {
@@ -656,7 +663,7 @@ public final class DefaultPersister implements Persister {
             t.logSummary("-- DeleteById of " + descriptor.name() + " ids[" + idList + "] requires fetch of foreign key values");
           }
           List<?> beanList = server.findList(q, t);
-          deleteList(beanList, t, deleteMode, false);
+          deleteCascade(beanList, t, deleteMode, false);
           return beanList.size();
 
         } else {
@@ -994,6 +1001,8 @@ public final class DefaultPersister implements Persister {
           executeSqlUpdate(sqlDelete, t);
 
         } else {
+          // TODO: Review first checking if many property is loaded and using the loaded beans
+          // ... and only using findIdsByParentId() when the many property isn't loaded
           // Delete recurse using the Id values of the children
           Object parentId = desc.getId(parentBean);
           List<Object> idsByParentId = many.findIdsByParentId(parentId, null, t, excludeDetailIds, deleteMode.isHard());
@@ -1017,7 +1026,7 @@ public final class DefaultPersister implements Persister {
       for (Object id : childIds) {
         refList.add(targetDesc.createReference(id, null));
       }
-      deleteList(refList, t, deleteMode, true);
+      deleteCascade(refList, t, deleteMode, true);
     } else {
       // perform delete by statement if possible
       delete(targetDesc, null, childIds, t, deleteMode);
@@ -1157,6 +1166,10 @@ public final class DefaultPersister implements Persister {
     return createDeleteRequest(bean, t, type, Flags.ZERO);
   }
 
+  private <T> PersistRequestBean<T> createDeleteCascade(EntityBean bean, Transaction t, Type type) {
+    return createDeleteRequest(bean, t, type, Flags.RECURSE);
+  }
+
   @SuppressWarnings({"unchecked"})
   private <T> PersistRequestBean<T> createDeleteRequest(Object bean, Transaction t, PersistRequest.Type type, int flags) {
     BeanManager<T> mgr = beanManager(bean.getClass());
@@ -1167,7 +1180,7 @@ public final class DefaultPersister implements Persister {
       type = Type.DELETE_SOFT;
     }
 
-    PersistRequestBean<T> request =  new PersistRequestBean<>(server, (T)bean, null, mgr, (SpiTransaction) t, persistExecute, type, flags);
+    PersistRequestBean<T> request = new PersistRequestBean<>(server, (T) bean, null, mgr, (SpiTransaction) t, persistExecute, type, flags);
     request.initForSoftDelete();
     return request;
   }
@@ -1186,7 +1199,7 @@ public final class DefaultPersister implements Persister {
    */
   @SuppressWarnings("unchecked")
   private <T> BeanManager<T> beanManager(Class<?> cls) {
-    BeanManager<T> mgr = (BeanManager<T>)beanDescriptorManager.beanManager(cls);
+    BeanManager<T> mgr = (BeanManager<T>) beanDescriptorManager.beanManager(cls);
     if (mgr == null) {
       throw new PersistenceException(errNotRegistered(cls));
     }

ebean-core/src/main/java/io/ebeaninternal/server/persist/dml/InsertMeta.java

@@ -13,11 +13,8 @@ import io.ebeaninternal.server.persist.dmlbind.BindableList;
 
 import java.sql.SQLException;
 
-import static io.ebean.annotation.Platform.MARIADB;
-import static io.ebean.annotation.Platform.MYSQL;
-
 /**
- * Meta data for insert handler. The meta data is for a particular bean type. It
+ * Metadata for insert handler. The metadata is for a particular bean type. It
  * is considered immutable and is thread safe.
  */
 final class InsertMeta {
@@ -153,31 +150,25 @@ final class InsertMeta {
   private String genSql(boolean nullId, String table, boolean draftTable) {
     GenerateDmlRequest request = new GenerateDmlRequest();
     request.setInsertSetMode();
-
     request.append("insert into ").append(table);
     if (nullId && noColumnsForInsert(draftTable)) {
       return request.append(defaultValues()).toString();
     }
-
     request.append(" (");
     if (!nullId) {
       id.dmlAppend(request);
     }
-
     if (shadowFKey != null) {
       shadowFKey.dmlAppend(request);
     }
-
     if (discriminator != null) {
       discriminator.dmlAppend(request);
     }
-
     if (draftTable) {
       all.dmlAppend(request);
     } else {
       allExcludeDraftOnly.dmlAppend(request);
     }
-
     request.append(") values (");
     request.append(request.getInsertBindBuffer());
     request.append(")");
@@ -185,7 +176,14 @@ final class InsertMeta {
   }
 
   private String defaultValues() {
-    return platform.base() == MYSQL || platform.base() == MARIADB ? " values (default)" : " default values";
+    switch (platform.base()) {
+      case MYSQL:
+      case MARIADB:
+      case ORACLE:
+        return " values (default)";
+      default:
+        return " default values";
+    }
   }
 
   /**

ebean-core/src/main/java/io/ebeaninternal/server/transaction/DefaultProfileHandler.java

@@ -4,11 +4,13 @@ import io.ebean.ProfileLocation;
 import io.ebean.config.ProfilingConfig;
 import io.ebean.plugin.Plugin;
 import io.ebean.plugin.SpiServer;
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.api.CoreLog;
 import io.ebeaninternal.api.SpiProfileHandler;
 import org.slf4j.Logger;
 
 import java.io.*;
+import java.nio.charset.StandardCharsets;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeFormatterBuilder;
@@ -123,7 +125,7 @@ public final class DefaultProfileHandler implements SpiProfileHandler, Plugin {
       try {
         String now = DTF.format(LocalDateTime.now());
         File file = new File(dir, "txprofile-" + now + ".tprofile");
-        out = new BufferedWriter(new FileWriter(file));
+        out = IOUtils.newWriter(file);
       } catch (IOException e) {
         log.error("Not expected", e);
       }

ebean-core/src/main/java/io/ebeaninternal/server/type/DefaultTypeManager.java

@@ -193,7 +193,7 @@ public final class DefaultTypeManager implements TypeManager {
       List<? extends ScalarType<?>> types = plugin.createTypes(config, objectMapper);
       for (ScalarType<?> type : types) {
         log.debug("adding ScalarType {}", type.getClass());
-        addCustomType(type);
+        add(type);
       }
     }
   }
@@ -211,25 +211,6 @@ public final class DefaultTypeManager implements TypeManager {
     logAdd(scalarType);
   }
 
-  /**
-   * Register the ScalarType for an enum. This is special in the sense that an Enum
-   * can have many classes if it uses method overrides and we need to register all
-   * the variations/classes for the enum.
-   */
-  @SuppressWarnings({"rawtypes", "unchecked"})
-  @Override
-  public void addEnumType(ScalarType<?> scalarType, Class<? extends Enum> enumClass) {
-    Set<Class<?>> mappedClasses = new HashSet<>();
-    mappedClasses.add(enumClass);
-    for (Object value : EnumSet.allOf(enumClass).toArray()) {
-      mappedClasses.add(value.getClass());
-    }
-    for (Class<?> cls : mappedClasses) {
-      typeMap.put(cls, scalarType);
-    }
-    logAdd(scalarType);
-  }
-
   private void logAdd(ScalarType<?> scalarType) {
     if (log.isTraceEnabled()) {
       String msg = "ScalarType register [" + scalarType.getClass().getName() + "]";
@@ -275,16 +256,43 @@ public final class DefaultTypeManager implements TypeManager {
           "ScalarType of Joda LocalTime not defined. You need to set DatabaseConfig.jodaLocalTimeMode to"
             + " either 'normal' or 'utc'.  UTC is the old mode using UTC timezone but local time zone is now preferred as 'normal' mode.");
       }
-      found = checkInterfaceTypes(type);
+      found = checkInheritedTypes(type);
     }
-    return found;
+    return found != ScalarTypeNotFound.INSTANCE ? found : null; // Do not return ScalarTypeNotFound, otherwise checks will fail
   }
 
-  private ScalarType<?> checkInterfaceTypes(Class<?> type) {
-    if (java.nio.file.Path.class.isAssignableFrom(type)) {
-      return typeMap.get(java.nio.file.Path.class);
+  /**
+   * Checks the typeMap for inherited types.
+   *
+   * If e.g. <code>type</code> is a <code>GregorianCalendar</code>, then this method
+   * will check the class hierarchy and will probably return a
+   * <code>ScalarTypeCalendar</code> To speed up a second lookup, it will write
+   * back the found scalarType to typeMap.
+   *
+   * @param type the for which to search for a <code>ScalarType</code>
+   * @return either a valid <code>ScalarType</code> if one could be found or {@link ScalarTypeNotFound#INSTANCE} if not
+   */
+  private ScalarType<?> checkInheritedTypes(Class<?> type) {
+    // first step loop through inheritance chain
+    Class<?> parent = type;
+    while (parent != null && parent != Object.class) {
+      ScalarType<?> found = typeMap.get(parent);
+      if (found != null && found != ScalarTypeNotFound.INSTANCE) {
+        typeMap.put(type, found); // store type for next lookup
+        return found;
+      }
+      // second step - loop through interfaces of this type
+      for (Class<?> iface: parent.getInterfaces()) {
+        found = checkInheritedTypes(iface);
+        if (found != null && found != ScalarTypeNotFound.INSTANCE) {
+          typeMap.put(type, found); // store type for next lookup
+          return found;
+        }
+      }
+      parent = parent.getSuperclass();
     }
-    return null;
+    typeMap.put(type, ScalarTypeNotFound.INSTANCE);
+    return ScalarTypeNotFound.INSTANCE; // no success
   }
 
   @Override
@@ -389,7 +397,7 @@ public final class DefaultTypeManager implements TypeManager {
 
   private DocPropertyType getDocType(Type genericType) {
     if (genericType instanceof Class<?>) {
-      ScalarType<?> found = typeMap.get(genericType);
+      ScalarType<?> found = getScalarType((Class<?>)genericType);
       if (found != null) {
         return found.getDocType();
       }
@@ -447,7 +455,7 @@ public final class DefaultTypeManager implements TypeManager {
       return scalarType;
     }
 
-    scalarType = typeMap.get(type);
+    scalarType = getScalarType(type);
     if (scalarType != null) {
       if (jdbcType == 0 || scalarType.getJdbcType() == jdbcType) {
         // matching type
@@ -565,7 +573,7 @@ public final class DefaultTypeManager implements TypeManager {
       // use JPA normal Enum type (without mapping)
       scalarEnum = createEnumScalarTypePerSpec(enumType, type);
     }
-    addEnumType(scalarEnum, enumType);
+    add(scalarEnum);
     return scalarEnum;
   }
 
@@ -655,16 +663,13 @@ public final class DefaultTypeManager implements TypeManager {
             scalarType = cls.getDeclaredConstructor().newInstance();
           }
         }
-        addCustomType(scalarType);
+        add(scalarType);
       } catch (Exception e) {
         log.error("Error loading ScalarType [" + cls.getName() + "]", e);
       }
     }
   }
 
-  private void addCustomType(ScalarType<?> scalarType) {
-    add(scalarType);
-  }
 
   private Object initObjectMapper(DatabaseConfig config) {
     Object objectMapper = config.getObjectMapper();

ebean-core/src/main/java/io/ebeaninternal/server/type/ScalarTypeJsonMap.java

@@ -8,6 +8,7 @@ import io.ebean.core.type.DataReader;
 import io.ebean.core.type.DocPropertyType;
 import io.ebean.text.TextException;
 import io.ebean.text.json.EJson;
+import io.ebean.util.IOUtils;
 
 import java.io.*;
 import java.nio.charset.StandardCharsets;
@@ -75,14 +76,14 @@ abstract class ScalarTypeJsonMap extends ScalarTypeBase<Map> {
       try {
         if (keepSource) {
           StringWriter jsonBuffer = new StringWriter();
-          try (InputStreamReader streamReader = new InputStreamReader(is, StandardCharsets.UTF_8)) {
+          try (Reader streamReader = IOUtils.newReader(is)) {
             transferTo(streamReader, jsonBuffer);
           }
           String rawJson = jsonBuffer.toString();
           reader.pushJson(rawJson);
           return parse(rawJson);
         } else {
-          try (InputStreamReader streamReader = new InputStreamReader(is, StandardCharsets.UTF_8)) {
+          try (Reader streamReader = IOUtils.newReader(is)) {
             return parse(streamReader);
           }
         }

ebean-core/src/main/java/io/ebeaninternal/server/type/ScalarTypeJsonNode.java

@@ -8,12 +8,12 @@ import io.ebean.core.type.DataBinder;
 import io.ebean.core.type.DataReader;
 import io.ebean.core.type.DocPropertyType;
 import io.ebean.text.TextException;
+import io.ebean.util.IOUtils;
 
 import java.io.DataInput;
 import java.io.DataOutput;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.InputStreamReader;
 import java.io.Reader;
 import java.nio.charset.StandardCharsets;
 import java.sql.SQLException;
@@ -68,7 +68,7 @@ abstract class ScalarTypeJsonNode extends ScalarTypeBase<JsonNode> {
       if (is == null) {
         return null;
       }
-      try (InputStreamReader reader = new InputStreamReader(is)) {
+      try (Reader reader = IOUtils.newReader(is)) {
         return parse(reader);
       } catch (IOException e) {
         throw new SQLException("Error reading Blob stream from DB", e);

ebean-core/src/main/java/io/ebeaninternal/server/type/ScalarTypeNotFound.java

@@ -0,0 +1,140 @@
+package io.ebeaninternal.server.type;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.IOException;
+import java.sql.SQLException;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.core.JsonParser;
+
+import io.ebean.core.type.DataBinder;
+import io.ebean.core.type.DataReader;
+import io.ebean.core.type.DocPropertyType;
+import io.ebean.core.type.ScalarType;
+
+/**
+ * Class is required as "null" key in ConcurrentHashMap.
+ * @author Roland Praml, FOCONIS AG
+ *
+ */
+class ScalarTypeNotFound implements ScalarType<Void> {
+
+  public static final ScalarTypeNotFound INSTANCE = new ScalarTypeNotFound();
+  private ScalarTypeNotFound() {  }
+  @Override
+  public boolean isBinaryType() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public boolean isMutable() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public boolean isDirty(Object value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public int getLength() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public boolean isJdbcNative() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public int getJdbcType() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Class<Void> getType() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void read(DataReader reader) throws SQLException {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public void loadIgnore(DataReader reader) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public void bind(DataBinder binder, Void value) throws SQLException {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Object toJdbcType(Object value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void toBeanType(Object value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public String formatValue(Void value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public String format(Object value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void parse(String value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public DocPropertyType getDocType() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public boolean isDateTimeCapable() {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public long asVersion(Void value) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void convertFromMillis(long dateTime) {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void readData(DataInput dataInput) throws IOException {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public void writeData(DataOutput dataOutput, Void v) throws IOException {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public Void jsonRead(JsonParser parser) throws IOException {
+    throw new UnsupportedOperationException();
+  }
+
+  @Override
+  public void jsonWrite(JsonGenerator writer, Void value) throws IOException {
+    throw new UnsupportedOperationException();
+  }
+
+}

ebean-core/src/main/java/io/ebeaninternal/server/type/SimpleAesEncryptor.java

@@ -32,7 +32,7 @@ public final class SimpleAesEncryptor implements Encryptor {
   }
 
   private IvParameterSpec getIvParameterSpec(String initialVector) {
-    return new IvParameterSpec(initialVector.getBytes());
+    return new IvParameterSpec(initialVector.getBytes(StandardCharsets.UTF_8));
   }
 
   @Override

ebean-core/src/main/java/io/ebeaninternal/server/type/TypeManager.java

@@ -17,12 +17,6 @@ public interface TypeManager {
    */
   void add(ScalarType<?> scalarType);
 
-  /**
-   * Register a ScalarType for an Enum with can have multiple classes.
-   */
-  @SuppressWarnings("rawtypes")
-  void addEnumType(ScalarType<?> type, Class<? extends Enum> myEnumClass);
-
   /**
    * Return the scalar type for the given logical type.
    */

ebean-ddl-generator/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean ddl generation</name>
@@ -22,20 +22,20 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-migration</artifactId>
-      <version>12.12.1</version>
+      <version>12.13.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core-type</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/DdlGenerator.java

@@ -5,6 +5,7 @@ import io.ebean.config.DatabaseConfig;
 import io.ebean.config.dbplatform.DatabasePlatform;
 import io.ebean.ddlrunner.DdlRunner;
 import io.ebean.ddlrunner.ScriptTransform;
+import io.ebean.util.IOUtils;
 import io.ebean.util.JdbcClose;
 import io.ebeaninternal.api.SpiDdlGenerator;
 import io.ebeaninternal.api.SpiEbeanServer;
@@ -17,13 +18,11 @@ import org.slf4j.LoggerFactory;
 
 import javax.persistence.PersistenceException;
 import java.io.File;
-import java.io.FileReader;
-import java.io.FileWriter;
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.InputStreamReader;
 import java.io.LineNumberReader;
 import java.io.Reader;
+import java.io.Writer;
 import java.sql.Connection;
 import java.sql.SQLException;
 
@@ -50,6 +49,7 @@ public class DdlGenerator implements SpiDdlGenerator {
   private final ScriptTransform scriptTransform;
   private final Platform platform;
   private final String platformName;
+  private final boolean useMigrationStoredProcedures;
 
   private CurrentModel currentModel;
   private String dropAllContent;
@@ -71,9 +71,11 @@ public class DdlGenerator implements SpiDdlGenerator {
       log.warn("DDL can't be run on startup with TenantMode " + config.getTenantMode());
       this.runDdl = false;
       this.ddlAutoCommit = false;
+      this.useMigrationStoredProcedures = false;
     } else {
       this.runDdl = config.isDdlRun();
       this.ddlAutoCommit = databasePlatform.isDdlAutoCommit();
+      this.useMigrationStoredProcedures = config.getDatabasePlatform().isUseMigrationStoredProcedures();
     }
     this.scriptTransform = createScriptTransform(config);
     this.baseDir = initBaseDir();
@@ -187,7 +189,7 @@ public class DdlGenerator implements SpiDdlGenerator {
 
   protected void runDropSql(Connection connection) throws IOException {
     if (!createOnly) {
-      if (extraDdl && jaxbPresent) {
+      if (extraDdl && jaxbPresent && useMigrationStoredProcedures) {
         String extraApply = ExtraDdlXmlReader.buildExtra(platform, true);
         if (extraApply != null) {
           runScript(connection, false, extraApply, "extra-ddl");
@@ -268,7 +270,7 @@ public class DdlGenerator implements SpiDdlGenerator {
         if (is == null) {
           log.warn("sql script {} was not found as a resource", sqlScript);
         } else {
-          String content = readContent(new InputStreamReader(is));
+          String content = readContent(IOUtils.newReader(is)); // 'is' is closed
           runScript(connection, false, content, sqlScript);
         }
       }
@@ -337,7 +339,7 @@ public class DdlGenerator implements SpiDdlGenerator {
 
   protected void writeFile(String fileName, String fileContent) throws IOException {
     File f = new File(baseDir, fileName);
-    try (FileWriter fw = new FileWriter(f)) {
+    try (Writer fw = IOUtils.newWriter(f)) {
       fw.write(fileContent);
       fw.flush();
     }
@@ -348,7 +350,9 @@ public class DdlGenerator implements SpiDdlGenerator {
     if (!f.exists()) {
       return null;
     }
-    return readContent(new FileReader(f));
+    try (Reader reader = IOUtils.newReader(f)) {
+      return readContent(reader);
+    }
   }
 
   protected String readContent(Reader reader) throws IOException {

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/DefaultDbMigration.java

@@ -1,8 +1,22 @@
 package io.ebeaninternal.dbmigration;
 
+import static io.ebeaninternal.api.PlatformMatch.matchPlatform;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.Writer;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Properties;
+import java.util.StringJoiner;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import io.ebean.DB;
 import io.ebean.Database;
 import io.ebean.annotation.Platform;
+import io.ebean.config.ClassLoadConfig;
 import io.ebean.config.DatabaseConfig;
 import io.ebean.config.DbConstraintNaming;
 import io.ebean.config.PlatformConfig;
@@ -27,6 +41,8 @@ import io.ebean.config.dbplatform.sqlite.SQLitePlatform;
 import io.ebean.config.dbplatform.sqlserver.SqlServer16Platform;
 import io.ebean.config.dbplatform.sqlserver.SqlServer17Platform;
 import io.ebean.dbmigration.DbMigration;
+import io.ebean.util.IOUtils;
+import io.ebean.util.StringHelper;
 import io.ebeaninternal.api.DbOffline;
 import io.ebeaninternal.api.SpiEbeanServer;
 import io.ebeaninternal.dbmigration.ddlgeneration.DdlOptions;
@@ -42,17 +58,6 @@ import io.ebeaninternal.dbmigration.model.PlatformDdlWriter;
 import io.ebeaninternal.extraddl.model.DdlScript;
 import io.ebeaninternal.extraddl.model.ExtraDdl;
 import io.ebeaninternal.extraddl.model.ExtraDdlXmlReader;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Properties;
-
-import static io.ebeaninternal.api.PlatformMatch.matchPlatform;
 
 /**
  * Generates DB Migration xml and sql scripts.
@@ -392,19 +397,22 @@ public class DefaultDbMigration implements DbMigration {
   private void generateExtraDdl(File migrationDir, DatabasePlatform dbPlatform, boolean tablePartitioning) throws IOException {
     if (dbPlatform != null) {
       if (tablePartitioning && includeBuiltInPartitioning) {
-        generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.readBuiltinTablePartitioning());
+        generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.readBuiltinTablePartitioning(), false);
       }
-      generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.readBuiltin());
-      generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.read());
+      // skip built-in migration stored procedures based on isUseMigrationStoredProcedures
+      generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.readBuiltin(), true);
+      generateExtraDdlFor(migrationDir, dbPlatform, ExtraDdlXmlReader.read(), false);
     }
   }
 
-  private void generateExtraDdlFor(File migrationDir, DatabasePlatform dbPlatform, ExtraDdl extraDdl) throws IOException {
+  private void generateExtraDdlFor(File migrationDir, DatabasePlatform dbPlatform, ExtraDdl extraDdl, boolean checkSkip) throws IOException {
     if (extraDdl != null) {
       List<DdlScript> ddlScript = extraDdl.getDdlScript();
       for (DdlScript script : ddlScript) {
         if (!script.isDrop() && matchPlatform(dbPlatform.getPlatform(), script.getPlatforms())) {
-          writeExtraDdl(migrationDir, script);
+          if (!checkSkip || dbPlatform.isUseMigrationStoredProcedures()) {
+            writeExtraDdl(migrationDir, script);
+          }
         }
       }
     }
@@ -417,7 +425,7 @@ public class DefaultDbMigration implements DbMigration {
     String fullName = repeatableMigrationName(script.isInit(), script.getName());
     logger.debug("writing repeatable script {}", fullName);
     File file = new File(migrationDir, fullName);
-    try (FileWriter writer = new FileWriter(file)) {
+    try (Writer writer = IOUtils.newWriter(file)) {
       writer.write(script.getValue());
       writer.flush();
     }

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/IndexMigration.java

@@ -2,10 +2,11 @@ package io.ebeaninternal.dbmigration;
 
 import io.ebean.config.dbplatform.DatabasePlatform;
 import io.ebean.migration.MigrationVersion;
+import io.ebean.util.IOUtils;
 
 import java.io.File;
-import java.io.FileWriter;
 import java.io.IOException;
+import java.io.Writer;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
@@ -50,17 +51,17 @@ class IndexMigration {
 
   private void generateIndex() throws IOException {
     Collections.sort(all);
-    FileWriter writer = new FileWriter(indexFile);
-    for (Entry entry : all) {
-      writeChecksumPadded(writer, entry.checksum);
-      writer.write(entry.fileName);
+    try (Writer writer = IOUtils.newWriter(indexFile)) {
+      for (Entry entry : all) {
+        writeChecksumPadded(writer, entry.checksum);
+        writer.write(entry.fileName);
+        writer.write(eol);
+      }
       writer.write(eol);
     }
-    writer.write(eol);
-    writer.close();
   }
 
-  private void writeChecksumPadded(FileWriter writer, int checksum) throws IOException {
+  private void writeChecksumPadded(Writer writer, int checksum) throws IOException {
     final String asStr = String.valueOf(checksum);
     writer.write(asStr);
     writer.write(',');

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/MChecksum.java

@@ -4,6 +4,8 @@ import java.io.*;
 import java.nio.charset.StandardCharsets;
 import java.util.zip.CRC32;
 
+import io.ebean.util.IOUtils;
+
 /**
  * Calculates the checksum for the given file content.
  */
@@ -13,9 +15,8 @@ class MChecksum {
    * Returns the checksum of the file. Agnostic of encoding and new line character.
    */
   static int calculate(File file) {
-    try {
+    try (BufferedReader bufferedReader = IOUtils.newReader(file)) {
       final CRC32 crc32 = new CRC32();
-      BufferedReader bufferedReader = new BufferedReader(new FileReader(file));
       String line;
       while ((line = bufferedReader.readLine()) != null) {
         final byte[] lineBytes = line.getBytes(StandardCharsets.UTF_8);

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/platform/MySqlDdl.java

@@ -18,12 +18,15 @@ public class MySqlDdl extends PlatformDdl {
   // this flag is for compatibility. Use it with care.
   private static final boolean USE_CHECK_CONSTRAINT = Boolean.getBoolean("ebean.mysql.useCheckConstraint");
 
+  private final boolean useMigrationStoredProcedures;
+
   public MySqlDdl(DatabasePlatform platform) {
     super(platform);
     this.alterColumn = "modify";
     this.dropUniqueConstraint = "drop index";
     this.historyDdl = new MySqlHistoryDdl();
     this.inlineComments = true;
+    this.useMigrationStoredProcedures = platform.isUseMigrationStoredProcedures();
   }
 
   /**
@@ -34,6 +37,15 @@ public class MySqlDdl extends PlatformDdl {
     return "drop index " + maxConstraintName(indexName) + " on " + tableName;
   }
 
+  @Override
+  public void alterTableDropColumn(final DdlBuffer buffer, final String tableName, final String columnName) throws IOException {
+    if (this.useMigrationStoredProcedures) {
+      buffer.append("CALL usp_ebean_drop_column('").append(tableName).append("', '").append(columnName).append("')").endOfStatement();
+    } else {
+      super.alterTableDropColumn(buffer, tableName, columnName);
+    }
+  }
+
   /**
    * Return the drop foreign key clause.
    */

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/migrationreader/MigrationXmlWriter.java

@@ -1,14 +1,15 @@
 package io.ebeaninternal.dbmigration.migrationreader;
 
 
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.dbmigration.migration.Migration;
 
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.JAXBException;
 import javax.xml.bind.Marshaller;
 import java.io.File;
-import java.io.FileWriter;
 import java.io.IOException;
+import java.io.Writer;
 
 /**
  * Simple writer for output of the Migration/ChangeSet as an XML document.
@@ -26,7 +27,7 @@ public class MigrationXmlWriter {
    */
   public void write(Migration migration, File file) {
 
-    try (FileWriter writer = new FileWriter(file)) {
+    try (Writer writer = IOUtils.newWriter(file)) {
 
       writer.write("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n");
       if (comment != null) {

ebean-ddl-generator/src/main/java/io/ebeaninternal/dbmigration/model/PlatformDdlWriter.java

@@ -2,6 +2,7 @@ package io.ebeaninternal.dbmigration.model;
 
 import io.ebean.config.DatabaseConfig;
 import io.ebean.config.dbplatform.DatabasePlatform;
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.dbmigration.ddlgeneration.DdlBuffer;
 import io.ebeaninternal.dbmigration.ddlgeneration.DdlHandler;
 import io.ebeaninternal.dbmigration.ddlgeneration.DdlWrite;
@@ -14,7 +15,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.File;
-import java.io.FileWriter;
 import java.io.IOException;
 import java.io.Writer;
 import java.util.List;
@@ -70,16 +70,16 @@ public class PlatformDdlWriter {
    */
   protected void writePlatformDdl(DdlWrite write, File resourcePath, String fullVersion) throws IOException {
     if (!write.isApplyEmpty()) {
-      try (FileWriter applyWriter = createWriter(resourcePath, fullVersion, ".sql")) {
+      try (Writer applyWriter = createWriter(resourcePath, fullVersion, ".sql")) {
         writeApplyDdl(applyWriter, write);
         applyWriter.flush();
       }
     }
   }
 
-  protected FileWriter createWriter(File path, String fullVersion, String suffix) throws IOException {
+  protected Writer createWriter(File path, String fullVersion, String suffix) throws IOException {
     File applyFile = new File(path, fullVersion + suffix);
-    return new FileWriter(applyFile);
+    return IOUtils.newWriter(applyFile);
   }
 
   /**

ebean-ddl-generator/src/main/resources/io/ebeaninternal/dbmigration/builtin-extra-ddl.xml

@@ -112,5 +112,88 @@ BEGIN
 END
 GO
 </ddl-script>
+<ddl-script name="create procs" platforms="mysql" init="true">-- Inital script to create stored procedures etc for mysql platform
+DROP PROCEDURE IF EXISTS usp_ebean_drop_foreign_keys;
 
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_foreign_keys TABLE, COLUMN
+-- deletes all constraints and foreign keys referring to TABLE.COLUMN
+--
+CREATE PROCEDURE usp_ebean_drop_foreign_keys(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
+BEGIN
+DECLARE done INT DEFAULT FALSE;
+DECLARE c_fk_name CHAR(255);
+DECLARE curs CURSOR FOR SELECT CONSTRAINT_NAME from information_schema.KEY_COLUMN_USAGE
+WHERE TABLE_SCHEMA = DATABASE() and TABLE_NAME = p_table_name and COLUMN_NAME = p_column_name
+AND REFERENCED_TABLE_NAME IS NOT NULL;
+DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;
+
+OPEN curs;
+
+read_loop: LOOP
+FETCH curs INTO c_fk_name;
+IF done THEN
+LEAVE read_loop;
+END IF;
+SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP FOREIGN KEY ', c_fk_name);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+END LOOP;
+
+CLOSE curs;
+END
+$$
+
+DROP PROCEDURE IF EXISTS usp_ebean_drop_column;
+
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
+-- deletes the column and ensures that all indices and constraints are dropped first
+--
+CREATE PROCEDURE usp_ebean_drop_column(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
+BEGIN
+CALL usp_ebean_drop_foreign_keys(p_table_name, p_column_name);
+SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP COLUMN ', p_column_name);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+END
+$$
+</ddl-script>
+
+<ddl-script name="create procs" platforms="hana" init="true">-- Inital script to create stored procedures etc for the hana platform
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_foreign_keys TABLE, COLUMN
+-- deletes all constraints and foreign keys referring to TABLE.COLUMN
+--
+CREATE OR REPLACE PROCEDURE usp_ebean_drop_foreign_keys(IN table_name NVARCHAR(256), IN column_name NVARCHAR(256))
+AS
+BEGIN
+DECLARE foreign_key_names TABLE(CONSTRAINT_NAME NVARCHAR(256), TABLE_NAME NVARCHAR(256));
+DECLARE i INT;
+
+foreign_key_names = SELECT CONSTRAINT_NAME, TABLE_NAME FROM SYS.REFERENTIAL_CONSTRAINTS WHERE SCHEMA_NAME=CURRENT_SCHEMA AND TABLE_NAME=UPPER(:table_name) AND COLUMN_NAME=UPPER(:column_name);
+
+FOR I IN 1 .. RECORD_COUNT(:foreign_key_names) DO
+EXEC 'ALTER TABLE "' || ESCAPE_DOUBLE_QUOTES(:foreign_key_names.TABLE_NAME[i]) || '" DROP CONSTRAINT "' || ESCAPE_DOUBLE_QUOTES(:foreign_key_names.CONSTRAINT_NAME[i]) || '"';
+END FOR;
+
+END;
+$$
+
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
+-- deletes the column and ensures that all indices and constraints are dropped first
+--
+CREATE OR REPLACE PROCEDURE usp_ebean_drop_column(IN table_name NVARCHAR(256), IN column_name NVARCHAR(256))
+AS
+BEGIN
+CALL usp_ebean_drop_foreign_keys(table_name, column_name);
+EXEC 'ALTER TABLE "' || UPPER(ESCAPE_DOUBLE_QUOTES(table_name)) || '" DROP ("' || UPPER(ESCAPE_DOUBLE_QUOTES(column_name)) || '")';
+END;
+$$
+</ddl-script>
 </extra-ddl>

ebean-ddl-generator/src/test/java/io/ebeaninternal/dbmigration/MChecksumTest.java

@@ -7,7 +7,7 @@ import java.io.File;
 import static org.assertj.core.api.Assertions.assertThat;
 
 public class MChecksumTest {
-
+  
   @Test
   public void calculate() {
     File file = new File("src/test/resources/dbmigration/index/1.0__hello.sql");
@@ -15,4 +15,12 @@ public class MChecksumTest {
 
     assertThat(MChecksum.calculate(file)).isEqualTo(907060870);
   }
+
+  @Test
+  public void calculateWithSpecialChars() {
+    File file = new File("src/test/resources/dbmigration/index-special-chars/1.0__hello.sql");
+    assertThat(file).exists();
+
+    assertThat(MChecksum.calculate(file)).isEqualTo(1859426839);
+  }
 }

ebean-ddl-generator/src/test/java/io/ebeaninternal/dbmigration/MysqlGenerateMigrationTest.java

@@ -0,0 +1,85 @@
+package io.ebeaninternal.dbmigration;
+
+import io.ebean.Database;
+import io.ebean.DatabaseFactory;
+import io.ebean.annotation.Platform;
+import io.ebean.config.DatabaseConfig;
+import io.ebean.config.PlatformConfig;
+
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Arrays;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Class to test the alternative drop behaviour using stored procedures for MySql databases .
+ *
+ * @author Jonas Pöhler, FOCONIS AG
+ */
+public class MysqlGenerateMigrationTest {
+
+  @AfterEach
+  public void resetPendingDropsProperty() {
+    System.clearProperty("ddl.migration.pendingDropsFor");
+  }
+
+  @Test
+  public void testMysqlStoredProcedures() throws Exception {
+    DefaultDbMigration migration = new DefaultDbMigration();
+    migration.setIncludeIndex(true);
+    // We use src/test/resources as output directory (so we see in GIT if files will change)
+    migration.setPathToResources("src/test/resources");
+
+    migration.addPlatform(Platform.MYSQL, "mysql");
+
+    final PlatformConfig platformConfig = new PlatformConfig();
+    platformConfig.setUseMigrationStoredProcedures(true);
+
+    DatabaseConfig config = new DatabaseConfig();
+    config.setName("migrationtest");
+    config.loadFromProperties();
+    config.setPlatformConfig(platformConfig);
+    config.setRegister(false);
+    config.setDefaultServer(false);
+    config.getProperties().put("ebean.migration.migrationPath", "db/migration/mysql");
+
+    config.setPackages(Arrays.asList("misc.migration.mysql_v1_0"));
+    Database server = DatabaseFactory.create(config);
+    migration.setServer(server);
+    migration.setMigrationPath("mysql/procedures");
+
+    // First, we clean up the output-directory
+    assertThat(migration.migrationDirectory().getAbsolutePath()).contains("procedures");
+    Files.walk(migration.migrationDirectory().toPath())
+      .filter(Files::isRegularFile)
+      .map(Path::toFile).forEach(File::delete);
+
+    // then we generate migration scripts for v1_0
+    assertThat(migration.generateMigration()).isEqualTo("1.0__initial");
+
+    config.setPackages(Arrays.asList("misc.migration.mysql_v1_1"));
+    server.shutdown();
+    server = DatabaseFactory.create(config);
+    migration.setServer(server);
+    migration.setMigrationPath("mysql/procedures");
+    assertThat(migration.generateMigration()).isEqualTo("1.1");
+
+    System.setProperty("ddl.migration.pendingDropsFor", "1.1");
+    assertThat(migration.generateMigration()).isEqualTo("1.2__dropsFor_1.1");
+
+    final Path sqlFile = migration.migrationDirectory().toPath()
+      .resolve("mysql/1.2__dropsFor_1.1.sql");
+
+    assertThat(sqlFile).isNotEmptyFile();
+    assertThat(Files.readAllLines(sqlFile, StandardCharsets.UTF_8))
+      .contains("CALL usp_ebean_drop_column('migtest_e_basic', 'status2');")
+      .contains("CALL usp_ebean_drop_column('migtest_e_basic', 'description');");
+
+  }
+}

ebean-ddl-generator/src/test/java/io/ebeaninternal/dbmigration/ddlgeneration/Helper.java

@@ -1,5 +1,6 @@
 package io.ebeaninternal.dbmigration.ddlgeneration;
 
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.dbmigration.migration.AddColumn;
 import io.ebeaninternal.dbmigration.migration.ChangeSet;
 import io.ebeaninternal.dbmigration.migration.CreateTable;
@@ -9,8 +10,8 @@ import io.ebeaninternal.dbmigration.migrationreader.MigrationXmlReader;
 
 import java.io.IOException;
 import java.io.InputStream;
-import java.io.InputStreamReader;
 import java.io.LineNumberReader;
+import java.io.Reader;
 import java.util.List;
 
 /**
@@ -89,8 +90,7 @@ public class Helper {
 
   public static String asText(InputStream in) throws IOException {
 
-    try {
-      InputStreamReader reader = new InputStreamReader(in);
+    try (Reader reader = IOUtils.newReader(in)) {
 
       LineNumberReader lineNumberReader = new LineNumberReader(reader);
 

ebean-ddl-generator/src/test/java/misc/migration/mysql_v1_0/EBasic.java

@@ -0,0 +1,89 @@
+package misc.migration.mysql_v1_0;
+
+import io.ebean.annotation.DbDefault;
+import io.ebean.annotation.EnumValue;
+import io.ebean.annotation.NotNull;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
+@Entity
+@Table(name = "migtest_e_basic")
+public class EBasic {
+
+  public enum Status {
+    @EnumValue("N")
+    NEW,
+
+    @EnumValue("A")
+    ACTIVE,
+
+    @EnumValue("I")
+    INACTIVE,
+  }
+
+  @Id
+  Integer id;
+
+  Status status;
+
+  @DbDefault("N")
+  @NotNull
+  Status status2;
+
+  @Size(max=127)
+  String name;
+
+  @Size(max=127)
+  String description;
+
+  public EBasic() {
+
+  }
+
+  public EBasic(String name) {
+    this.name = name;
+  }
+
+  public Integer getId() {
+    return id;
+  }
+
+  public void setId(Integer id) {
+    this.id = id;
+  }
+
+  public Status getStatus() {
+    return status;
+  }
+
+  public void setStatus(Status status) {
+    this.status = status;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public String getDescription() {
+    return description;
+  }
+
+  public void setDescription(String description) {
+    this.description = description;
+  }
+
+  public Status getStatus2() {
+    return status2;
+  }
+
+  public void setStatus2(final Status status2) {
+    this.status2 = status2;
+  }
+}

ebean-ddl-generator/src/test/java/misc/migration/mysql_v1_1/EBasic.java

@@ -0,0 +1,64 @@
+package misc.migration.mysql_v1_1;
+
+import io.ebean.annotation.EnumValue;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
+@Entity
+@Table(name = "migtest_e_basic")
+public class EBasic {
+
+  public enum Status {
+    @EnumValue("N")
+    NEW,
+
+    @EnumValue("A")
+    ACTIVE,
+
+    @EnumValue("I")
+    INACTIVE,
+  }
+
+  @Id
+  Integer id;
+
+  Status status;
+
+  @Size(max=127)
+  String name;
+
+  public EBasic() {
+
+  }
+
+  public EBasic(String name) {
+    this.name = name;
+  }
+
+  public Integer getId() {
+    return id;
+  }
+
+  public void setId(Integer id) {
+    this.id = id;
+  }
+
+  public Status getStatus() {
+    return status;
+  }
+
+  public void setStatus(Status status) {
+    this.status = status;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+}

ebean-ddl-generator/src/test/resources/dbmigration/index-special-chars/1.0__hello.sql

@@ -0,0 +1 @@
+helloäüü

ebean-ddl-generator/src/test/resources/mysql/procedures/model/1.0__initial.model.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<migration xmlns="http://ebean-orm.github.io/xml/ns/dbmigration">
+    <changeSet type="apply">
+        <createTable name="migtest_e_basic" pkName="pk_migtest_e_basic">
+            <column name="id" type="integer" primaryKey="true"/>
+            <column name="status" type="varchar(1)" checkConstraint="check ( status in ('N','A','I'))" checkConstraintName="ck_migtest_e_basic_status"/>
+            <column name="status2" type="varchar(1)" defaultValue="'N'" notnull="true" checkConstraint="check ( status2 in ('N','A','I'))" checkConstraintName="ck_migtest_e_basic_status2"/>
+            <column name="name" type="varchar(127)"/>
+            <column name="description" type="varchar(127)"/>
+        </createTable>
+    </changeSet>
+</migration>

ebean-ddl-generator/src/test/resources/mysql/procedures/model/1.1.model.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<migration xmlns="http://ebean-orm.github.io/xml/ns/dbmigration">
+    <changeSet type="pendingDrops">
+        <dropColumn columnName="status2" tableName="migtest_e_basic"/>
+        <dropColumn columnName="description" tableName="migtest_e_basic"/>
+    </changeSet>
+</migration>

ebean-ddl-generator/src/test/resources/mysql/procedures/model/1.2__dropsFor_1.1.model.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<migration xmlns="http://ebean-orm.github.io/xml/ns/dbmigration">
+    <changeSet type="apply" dropsFor="1.1">
+        <dropColumn columnName="status2" tableName="migtest_e_basic"/>
+        <dropColumn columnName="description" tableName="migtest_e_basic"/>
+    </changeSet>
+</migration>

ebean-ddl-generator/src/test/resources/mysql/procedures/mysql/1.0__initial.sql

@@ -0,0 +1,11 @@
+-- Migrationscripts for ebean unittest
+-- apply changes
+create table migtest_e_basic (
+  id                            integer auto_increment not null,
+  status                        varchar(1),
+  status2                       varchar(1) default 'N' not null,
+  name                          varchar(127),
+  description                   varchar(127),
+  constraint pk_migtest_e_basic primary key (id)
+);
+

ebean-ddl-generator/src/test/resources/mysql/procedures/mysql/1.2__dropsFor_1.1.sql

@@ -0,0 +1,6 @@
+-- Migrationscripts for ebean unittest
+-- apply changes
+CALL usp_ebean_drop_column('migtest_e_basic', 'status2');
+
+CALL usp_ebean_drop_column('migtest_e_basic', 'description');
+

ebean-ddl-generator/src/test/resources/mysql/procedures/mysql/I__create_procs.sql

@@ -0,0 +1,48 @@
+-- Inital script to create stored procedures etc for mysql platform
+DROP PROCEDURE IF EXISTS usp_ebean_drop_foreign_keys;
+
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_foreign_keys TABLE, COLUMN
+-- deletes all constraints and foreign keys referring to TABLE.COLUMN
+--
+CREATE PROCEDURE usp_ebean_drop_foreign_keys(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
+BEGIN
+DECLARE done INT DEFAULT FALSE;
+DECLARE c_fk_name CHAR(255);
+DECLARE curs CURSOR FOR SELECT CONSTRAINT_NAME from information_schema.KEY_COLUMN_USAGE
+WHERE TABLE_SCHEMA = DATABASE() and TABLE_NAME = p_table_name and COLUMN_NAME = p_column_name
+AND REFERENCED_TABLE_NAME IS NOT NULL;
+DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;
+
+OPEN curs;
+
+read_loop: LOOP
+FETCH curs INTO c_fk_name;
+IF done THEN
+LEAVE read_loop;
+END IF;
+SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP FOREIGN KEY ', c_fk_name);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+END LOOP;
+
+CLOSE curs;
+END
+$$
+
+DROP PROCEDURE IF EXISTS usp_ebean_drop_column;
+
+delimiter $$
+--
+-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
+-- deletes the column and ensures that all indices and constraints are dropped first
+--
+CREATE PROCEDURE usp_ebean_drop_column(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
+BEGIN
+CALL usp_ebean_drop_foreign_keys(p_table_name, p_column_name);
+SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP COLUMN ', p_column_name);
+PREPARE stmt FROM @sql;
+EXECUTE stmt;
+END
+$$

ebean-ddl-generator/src/test/resources/mysql/procedures/mysql/idx_mysql.migrations

@@ -0,0 +1,4 @@
+1835064798,     I__create_procs.sql
+1968521526,     1.0__initial.sql
+-728933533,     1.2__dropsFor_1.1.sql
+

ebean-externalmapping-api/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean external mapping api</name>

ebean-externalmapping-xml/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 <!--  <parent>-->
 <!--    <groupId>org.avaje</groupId>-->
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-externalmapping-api</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>
@@ -59,14 +59,14 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-ddl-generator</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

ebean-kotlin/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.2-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -29,7 +29,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.2-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
@@ -51,7 +51,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test</artifactId>
-      <version>12.13.2-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

ebean-postgis/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean postgis</name>
@@ -23,7 +23,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
@@ -74,7 +74,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

ebean-querybean/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean querybean</name>
@@ -17,7 +17,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
@@ -56,21 +56,21 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-ddl-generator</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>querybean-generator</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

ebean-redis/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <artifactId>ebean-redis</artifactId>
@@ -16,41 +16,41 @@
     <dependency>
       <groupId>redis.clients</groupId>
       <artifactId>jedis</artifactId>
-      <version>3.6.3</version>
+      <version>3.8.0</version>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-api</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-querybean</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>querybean-generator</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>test</scope>
     </dependency>
 

ebean-test/pom.xml

@@ -4,7 +4,7 @@
   <parent>
     <artifactId>ebean-parent</artifactId>
     <groupId>io.ebean</groupId>
-    <version>12.13.3-SNAPSHOT</version>
+    <version>12.14.2-SNAPSHOT</version>
   </parent>
 
   <name>ebean test</name>
@@ -29,14 +29,14 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-core</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
 
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-ddl-generator</artifactId>
-      <version>12.13.3-SNAPSHOT</version>
+      <version>12.14.2-SNAPSHOT</version>
     </dependency>
 
     <dependency>
@@ -56,7 +56,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-test-docker</artifactId>
-      <version>4.3</version>
+      <version>4.4</version>
     </dependency>
 
     <dependency>
@@ -91,7 +91,7 @@
     <dependency>
       <groupId>io.ebean</groupId>
       <artifactId>ebean-migration</artifactId>
-      <version>12.12.1</version>
+      <version>12.13.0</version>
       <scope>test</scope>
     </dependency>
 
@@ -226,7 +226,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.2.3</version>
+      <version>1.2.9</version>
       <scope>test</scope>
     </dependency>
 

ebean-test/src/main/java/io/ebean/test/config/platform/ClickHouseSetup.java

@@ -11,7 +11,7 @@ class ClickHouseSetup implements PlatformSetup {
     config.setDefaultPort(8123);
     config.setUsername("default");
     config.setPassword("");
-    config.setUrl("jdbc:clickhouse://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:clickhouse://${host}:${port}/${databaseName}");
     config.setDriver("ru.yandex.clickhouse.ClickHouseDriver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/CockroachSetup.java

@@ -11,7 +11,7 @@ class CockroachSetup implements PlatformSetup {
     config.setDefaultPort(26257);
     config.setUsername("root");
     config.setPassword("");
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}?sslmode=disable");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}?sslmode=disable");
     config.setDriver("org.postgresql.Driver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/Config.java

@@ -4,8 +4,8 @@ import io.ebean.config.DatabaseConfig;
 import io.ebean.datasource.DataSourceConfig;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-
 import java.io.File;
+import java.util.Locale;
 import java.util.Properties;
 
 /**
@@ -26,11 +26,9 @@ class Config {
   private final String db;
   private final String platform;
   private String dockerPlatform;
-
   private String databaseName;
 
   private final Properties properties;
-
   private int port;
 
   private String url;
@@ -38,12 +36,10 @@ class Config {
   private String schema;
   private String username;
   private String password;
-
   private final DatabaseConfig config;
-
   private boolean containerDropCreate;
-
   private final Properties dockerProperties = new Properties();
+  private final DockerHost dockerHost = new DockerHost();
 
   Config(String db, String platform, String databaseName, DatabaseConfig config) {
     this.db = db;
@@ -231,11 +227,17 @@ class Config {
 
   void setUrl(String urlPattern) {
     String val = getPlatformKey("url", urlPattern);
+    val = val.replace("${host}", host());
     val = val.replace("${port}", String.valueOf(port));
     val = val.replace("${databaseName}", databaseName);
     this.url = val;
   }
 
+  String host() {
+    String explicitDockerHost = getKey("dockerHost", null);
+    return getKey("host", dockerHost.dockerHost(explicitDockerHost));
+  }
+
   /**
    * Append to the connection URL.
    */
@@ -322,7 +324,6 @@ class Config {
   void setDockerVersion(String version) {
     String val = getPlatformKey("version", version);
     dockerProperties.setProperty(dockerKey("version"), val);
-
     if (containerDropCreate) {
       dockerProperties.setProperty(dockerKey("startMode"), "dropCreate");
     }
@@ -369,7 +370,10 @@ class Config {
   }
 
   private void initDockerProperties() {
-
+    if (dockerHost.runningInDocker()) {
+      // tell ebean-docker-test we are not using localhost (for jdbc DB setup commands)
+      dockerProperties.setProperty(dockerKey("host"), dockerHost.dockerHost());
+    }
     dockerProperties.setProperty(dockerKey("port"), String.valueOf(port));
     dockerProperties.setProperty(dockerKey("dbName"), databaseName);
     if (schema != null) {

ebean-test/src/main/java/io/ebean/test/config/platform/Db2Setup.java

@@ -11,7 +11,7 @@ class Db2Setup implements PlatformSetup {
     config.setDefaultPort(50000);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:db2://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:db2://${host}:${port}/${databaseName}");
     config.setDriver("com.ibm.db2.jcc.DB2Driver");
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/DockerHost.java

@@ -0,0 +1,55 @@
+package io.ebean.test.config.platform;
+
+import java.io.File;
+import java.util.Locale;
+
+/**
+ * Helper to detect if running inside docker and determine host name for that case.
+ */
+class DockerHost {
+
+  private final boolean runningInDocker;
+  private String dockerHost;
+
+  DockerHost() {
+    runningInDocker = initInDocker();
+  }
+
+  boolean runningInDocker() {
+    return runningInDocker;
+  }
+
+  String dockerHost() {
+    return dockerHost;
+  }
+
+  String dockerHost(String explicitHost) {
+    if (!runningInDocker) {
+      return "localhost";
+    }
+    dockerHost = explicitHost != null ? explicitHost : defaultDockerHost();
+    return dockerHost;
+  }
+
+  /**
+   * Return true if running inside a docker container (we are using docker in docker).
+   */
+  boolean initInDocker() {
+    return new File("/.dockerenv").exists();
+  }
+
+  /**
+   * Return the default host name to use when running in docker.
+   * <p>
+   * Can instead be explicitly specified via <code>ebean.test.dockerHost</code>.
+   */
+  String defaultDockerHost() {
+    String os = System.getProperty("os.name", "generic").toLowerCase(Locale.ENGLISH);
+    if (os.contains("mac") || os.contains("darwin") || os.contains("win")) {
+      return "host.docker.internal";
+    } else {
+      return "172.17.0.1";
+    }
+  }
+
+}

ebean-test/src/main/java/io/ebean/test/config/platform/HanaSetup.java

@@ -20,7 +20,7 @@ class HanaSetup implements PlatformSetup {
     config.setUsername("SYSTEM");
     config.setPassword("HXEHana1");
     config.setDatabaseName("HXE");
-    config.setUrl("jdbc:sap://localhost:${port}/?databaseName=${databaseName}");
+    config.setUrl("jdbc:sap://${host}:${port}/?databaseName=${databaseName}");
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {
       config.urlAppend("&currentSchema=" + schema);

ebean-test/src/main/java/io/ebean/test/config/platform/MariaDBSetup.java

@@ -13,7 +13,7 @@ class MariaDBSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:mariadb://localhost:${port}/${databaseName}?useLegacyDatetimeCode=false");
+    config.setUrl("jdbc:mariadb://${host}:${port}/${databaseName}?useLegacyDatetimeCode=false");
     config.datasourceDefaults();
 
     return dockerProperties(config);

ebean-test/src/main/java/io/ebean/test/config/platform/MySqlSetup.java

@@ -13,7 +13,7 @@ class MySqlSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:mysql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:mysql://${host}:${port}/${databaseName}");
     config.setDriver(defaultDriver());
     config.datasourceDefaults();
 

ebean-test/src/main/java/io/ebean/test/config/platform/PostgisSetup.java

@@ -20,7 +20,7 @@ class PostgisSetup implements PlatformSetup {
     config.setUsernameDefault();
     config.setPasswordDefault();
     config.setDriver("org.postgis.DriverWrapperLW");
-    config.setUrl("jdbc:postgresql_lwgis://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql_lwgis://${host}:${port}/${databaseName}");
 
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {

ebean-test/src/main/java/io/ebean/test/config/platform/PostgresSetup.java

@@ -13,7 +13,7 @@ class PostgresSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setUsernameDefault();
     config.setPasswordDefault();
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}");
 
     String schema = config.getSchema();
     if (schema != null && !schema.equals(config.getUsername())) {
@@ -44,7 +44,7 @@ class PostgresSetup implements PlatformSetup {
     config.setDefaultPort(defaultPort);
     config.setExtraUsernameDefault();
     config.setExtraDbPasswordDefault();
-    config.setUrl("jdbc:postgresql://localhost:${port}/${databaseName}");
+    config.setUrl("jdbc:postgresql://${host}:${port}/${databaseName}");
     config.setDriver("org.postgresql.Driver");
     config.extraDatasourceDefaults();
   }

ebean-test/src/main/java/io/ebean/test/config/platform/RedisSetup.java

@@ -8,10 +8,14 @@ import java.util.Properties;
 class RedisSetup {
 
   static void run(Properties properties) {
-
     String version = properties.getProperty("ebean.test.redis");
     version = properties.getProperty("ebean.test.redis.version", version);
     if (version != null) {
+      DockerHost dockerHost = new DockerHost();
+      if (dockerHost.runningInDocker()) {
+        String host = dockerHost.dockerHost(properties.getProperty("ebean.test.dockerHost"));
+        properties.setProperty("redis.host",  host);
+      }
       RedisConfig redisConfig = new RedisConfig(version, properties);
       RedisContainer container = new RedisContainer(redisConfig);
       container.start();

ebean-test/src/main/java/io/ebean/test/config/platform/SqlServerSetup.java

@@ -13,7 +13,7 @@ class SqlServerSetup implements PlatformSetup {
     config.setDefaultPort(1433);
     config.setUsernameDefault();
     config.setPassword("SqlS3rv#r");
-    config.setUrl("jdbc:sqlserver://localhost:${port};databaseName=${databaseName}");
+    config.setUrl("jdbc:sqlserver://${host}:${port};databaseName=${databaseName};sendTimeAsDateTime=false");
     config.setDriver("com.microsoft.sqlserver.jdbc.SQLServerDriver");
     config.datasourceDefaults();
 

ebean-test/src/test/java/io/ebean/config/DatabaseConfigTest.java

@@ -27,16 +27,17 @@ public class DatabaseConfigTest {
   @Test
   public void evalPropertiesInput() {
 
-    String home = System.getenv("HOME");
+    String home = System.getProperty("user.home");
+    String fileSeparator = System.getProperty("file.separator");
 
     Properties props = new Properties();
-    props.setProperty("ddl.initSql", "${HOME}/initSql");
+    props.setProperty("ddl.initSql", "${user.home}" + fileSeparator + "initSql");
 
     DatabaseConfig config = new DatabaseConfig();
     config.loadFromProperties(props);
 
     String ddlInitSql = config.getDdlInitSql();
-    assertThat(ddlInitSql).isEqualTo(home+"/initSql");
+    assertThat(ddlInitSql).isEqualTo(home + fileSeparator + "initSql");
   }
 
   @Test

ebean-test/src/test/java/io/ebean/config/PropertiesWrapperTest.java

@@ -50,30 +50,31 @@ public class PropertiesWrapperTest {
   @Test
   public void testGetProperties() {
 
-    String home = System.getenv("HOME");
+    String home = System.getProperty("user.home");
     String tmpDir = System.getProperty("java.io.tmpdir");
+    String fileSeparator = System.getProperty("file.separator");
 
     Properties properties = new Properties();
     properties.put("someBasic", "hello");
     properties.put("someInt", "42");
     properties.put("someDouble", "5.5");
-    properties.put("somePath", "${HOME}/hello");
-    properties.put("someSystemProp", "/aaa/${java.io.tmpdir}/bbb");
+    properties.put("somePath", "${user.home}" + fileSeparator + "hello");
+    properties.put("someSystemProp", fileSeparator + "aaa" + fileSeparator + "${java.io.tmpdir}" + fileSeparator + "bbb");
 
     Properties evalCopy = Config.asConfiguration().eval(properties);
     PropertiesWrapper pw = new PropertiesWrapper("pref", "myserver", evalCopy, null);
 
     assertEquals(42, pw.getInt("someInt", 99));
     assertEquals(Double.valueOf(5.5D), (Double.valueOf(pw.getDouble("someDouble", 99.9D))));
-    assertEquals(home + "/hello", pw.get("somePath", null));
-    assertEquals("/aaa/" + tmpDir + "/bbb", pw.get("someSystemProp"));
+    assertEquals(home + fileSeparator + "hello", pw.get("somePath", null));
+    assertEquals(fileSeparator + "aaa" + fileSeparator + tmpDir + fileSeparator + "bbb", pw.get("someSystemProp"));
 
     pw = new PropertiesWrapper(evalCopy, null);
 
     assertEquals(42, pw.getInt("someInt", 99));
     assertEquals(Double.valueOf(5.5D), (Double.valueOf(pw.getDouble("someDouble", 99.9D))));
-    assertEquals(home + "/hello", pw.get("somePath", null));
-    assertEquals("/aaa/" + tmpDir + "/bbb", pw.get("someSystemProp"));
+    assertEquals(home + fileSeparator + "hello", pw.get("somePath", null));
+    assertEquals(fileSeparator + "aaa" + fileSeparator + tmpDir + fileSeparator + "bbb", pw.get("someSystemProp"));
   }
 
 }

ebean-test/src/test/java/io/ebean/config/dbplatform/OraclePlatformTest.java

@@ -2,28 +2,34 @@ package io.ebean.config.dbplatform;
 
 import io.ebean.config.PlatformConfig;
 import io.ebean.config.dbplatform.oracle.Oracle11Platform;
+import io.ebean.config.dbplatform.oracle.Oracle12Platform;
 import io.ebean.config.dbplatform.oracle.OraclePlatform;
 import org.junit.jupiter.api.Test;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-public class OraclePlatformTest {
+class OraclePlatformTest {
 
   @Test
-  public void columnAliasPrefix_Oracle11Platform() {
+  void columnAliasPrefix_Oracle11Platform() {
     Oracle11Platform platform11 = new Oracle11Platform();
     assertThat(platform11.columnAliasPrefix).isEqualTo("c");
   }
 
   @Test
-  public void columnAliasPrefix_OraclePlatform() {
-    OraclePlatform platform = new OraclePlatform();
-    assertThat(platform.columnAliasPrefix).isEqualTo("c");
+  void columnAliasPrefix_Oracle12Platform() {
+    Oracle12Platform platform12 = new Oracle12Platform();
+    assertThat(platform12.columnAliasPrefix).isEqualTo("c");
   }
 
   @Test
-  public void uuid_default() {
+  void columnAliasPrefix_OraclePlatform() {
+    OraclePlatform platform = new OraclePlatform();
+    assertThat(platform.columnAliasPrefix).isNull();
+  }
 
+  @Test
+  void uuid_default() {
     OraclePlatform platform = new OraclePlatform();
     platform.configure(new PlatformConfig(), false);
     DbPlatformType dbType = platform.getDbTypeMap().get(DbPlatformType.UUID);
@@ -31,8 +37,7 @@ public class OraclePlatformTest {
   }
 
   @Test
-  public void uuid_as_binary() {
-
+  void uuid_as_binary() {
     OraclePlatform platform = new OraclePlatform();
     PlatformConfig config = new PlatformConfig();
     config.setDbUuid(PlatformConfig.DbUuid.AUTO_BINARY);

ebean-test/src/test/java/io/ebean/json/EJsonTests.java

@@ -4,24 +4,22 @@ import com.fasterxml.jackson.core.JsonFactory;
 import com.fasterxml.jackson.core.JsonParser;
 import io.ebean.ModifyAwareType;
 import io.ebean.text.json.EJson;
+import io.ebean.util.IOUtils;
 import io.ebeaninternal.json.ModifyAwareMap;
 import org.junit.jupiter.api.Test;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import java.io.File;
-import java.io.FileWriter;
 import java.io.IOException;
 import java.io.StringReader;
+import java.io.Writer;
 import java.nio.file.Files;
 import java.util.*;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.*;
 
 public class EJsonTests {
 
-  private static final Logger log = LoggerFactory.getLogger(EJsonTests.class);
-
   @Test
   public void test_map_simple() throws IOException {
 
@@ -46,15 +44,13 @@ public class EJsonTests {
   public void write_withWriter_expect_writerNotClosed() throws IOException {
 
     File temp = Files.createTempFile("some", ".json").toFile();
-    FileWriter writer = new FileWriter(temp);
-    Map<String,Object> map = new LinkedHashMap<>();
-    map.put("foo", "bar");
-    EJson.write(map, writer);
-    writer.write("The end.");
-    writer.flush();
-    writer.close();
-
-    log.info("write to file {}", temp.getAbsolutePath());
+    try (Writer writer = IOUtils.newWriter(temp)) {
+      Map<String, Object> map = new LinkedHashMap<>();
+      map.put("foo", "bar");
+      EJson.write(map, writer);
+      writer.write("The end.");
+    }
+    assertThat(temp).hasContent("{\"foo\":\"bar\"}The end.");
   }
 
   @Test

ebean-test/src/test/java/io/ebean/test/config/platform/DockerHostTest.java

@@ -0,0 +1,87 @@
+package io.ebean.test.config.platform;
+
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class DockerHostTest {
+
+  @Test
+  void runningInDocker_when_false_alwaysUseLocalhost() {
+    DockerHost dockerHost = new DockerHost();
+    assertFalse(dockerHost.runningInDocker());
+    assertEquals("localhost", dockerHost.dockerHost("foo"));
+  }
+
+  @Test
+  void runningInDocker_when_true_useExplicit() {
+    TDDockerHost dockerHost = new TDDockerHost();
+    assertTrue(dockerHost.runningInDocker());
+
+    assertEquals("my-host", dockerHost.dockerHost("my-host"));
+  }
+
+  @Disabled
+  @Test
+  void runningInDocker_when_trueAndLinux_useDefault() {
+    TDDockerHost dockerHost = new TDDockerHost();
+    assertTrue(dockerHost.runningInDocker());
+
+    assertEquals("172.17.0.1", dockerHost.dockerHost(null));
+  }
+
+  @Test
+  void runningInDocker_when_windowsDefault() {
+    TDDockerHost dockerHost = new TDDockerHost();
+    assertTrue(dockerHost.runningInDocker());
+
+    String origName = System.getProperty("os.name");
+    System.setProperty("os.name", "win");
+    try {
+      assertEquals("host.docker.internal",dockerHost.defaultDockerHost());
+      assertEquals("host.docker.internal", dockerHost.dockerHost(null));
+    } finally {
+      System.setProperty("os.name", origName);
+    }
+  }
+
+  @Test
+  void runningInDocker_when_macDefault() {
+    TDDockerHost dockerHost = new TDDockerHost();
+    assertTrue(dockerHost.runningInDocker());
+
+    String origName = System.getProperty("os.name");
+    System.setProperty("os.name", "mac");
+    try {
+      assertEquals("host.docker.internal",dockerHost.defaultDockerHost());
+      assertEquals("host.docker.internal", dockerHost.dockerHost(null));
+    } finally {
+      System.setProperty("os.name", origName);
+    }
+  }
+
+
+  @Test
+  void runningInDocker_when_linuxDefault() {
+    TDDockerHost dockerHost = new TDDockerHost();
+    assertTrue(dockerHost.runningInDocker());
+
+    String origName = System.getProperty("os.name");
+    System.setProperty("os.name", "linux");
+    try {
+      assertEquals("172.17.0.1",dockerHost.defaultDockerHost());
+      assertEquals("172.17.0.1", dockerHost.dockerHost(null));
+    } finally {
+      System.setProperty("os.name", origName);
+    }
+  }
+
+  static class TDDockerHost extends DockerHost {
+
+    @Override
+    boolean initInDocker() {
+      return true;
+    }
+  }
+}

ebean-test/src/test/java/io/ebeaninternal/server/cache/CachedBeanDataSerializeTest.java

@@ -11,6 +11,7 @@ import org.tests.model.basic.ResetBasicData;
 import org.tests.model.basic.TBytesOnly;
 
 import java.io.*;
+import java.nio.charset.StandardCharsets;
 import java.util.Arrays;
 import java.util.LinkedHashMap;
 import java.util.List;
@@ -94,7 +95,7 @@ public class CachedBeanDataSerializeTest extends BaseTestCase {
 
     TBytesOnly bean = new TBytesOnly();
     bean.setId(42);
-    bean.setContent(stringContent.getBytes("UTF-8"));
+    bean.setContent(stringContent.getBytes(StandardCharsets.UTF_8));
 
     BeanDescriptor<TBytesOnly> desc = getBeanDescriptor(TBytesOnly.class);
     CachedBeanData extract = CachedBeanDataFromBean.extract(desc, (EntityBean) bean);

ebean-test/src/test/java/io/ebeaninternal/server/type/TestSimpleEncryptor.java

@@ -5,6 +5,7 @@ import io.ebean.config.EncryptKey;
 import org.junit.jupiter.api.Test;
 import org.tests.basic.encrypt.BasicEncryptKey;
 
+import java.nio.charset.StandardCharsets;
 import java.sql.Timestamp;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -19,7 +20,7 @@ public class TestSimpleEncryptor extends BaseTestCase {
 
     EncryptKey key = new BasicEncryptKey("hello");
 
-    byte[] data = "test123".getBytes();
+    byte[] data = "test123".getBytes(StandardCharsets.UTF_8);
 
     byte[] ecData = e.encrypt(data, key);
 

ebean-test/src/test/java/io/ebeaninternal/server/type/TestTypeManager.java

@@ -15,6 +15,8 @@ import org.tests.model.ivo.converter.MoneyTypeConverter;
 import javax.persistence.EnumType;
 import java.sql.SQLException;
 import java.sql.Types;
+import java.util.Calendar;
+import java.util.GregorianCalendar;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.fail;
@@ -29,7 +31,6 @@ public class TestTypeManager extends BaseTestCase {
     DefaultTypeManager typeManager = createTypeManager();
 
     ScalarType<?> type = typeManager.createEnumScalarType(MyEnum.class, null);
-    typeManager.addEnumType(type, MyEnum.class);
 
     Object val = type.read(new DummyDataReader("A"));
     assertThat(val).isEqualTo(MyEnum.Aval);
@@ -131,6 +132,13 @@ public class TestTypeManager extends BaseTestCase {
     return new DefaultTypeManager(config, bootupClasses);
   }
 
+  @Test
+  public void testCalendar() throws SQLException {
+
+    DefaultTypeManager typeManager = createTypeManager();
+    ScalarType<?> typeB = typeManager.getScalarType(GregorianCalendar.class);
+    assertThat(typeB).isInstanceOf(ScalarTypeCalendar.class);
+  }
   /**
    * Test double DataReader implementation.
    */

ebean-test/src/test/java/org/tests/basic/TestDeleteImportedPartial.java

@@ -8,12 +8,14 @@ import org.tests.model.basic.PFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertNull;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestDeleteImportedPartial extends BaseTestCase {
 
   @Test
   public void test() {
 
-    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes()));
+    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes(StandardCharsets.UTF_8)));
 
     DB.save(persistentFile);
     Integer id = persistentFile.getId();

ebean-test/src/test/java/org/tests/basic/TestDeleteOneToOne.java

@@ -8,13 +8,15 @@ import org.tests.model.basic.PersistentFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertNull;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestDeleteOneToOne extends BaseTestCase {
 
   @Test
   public void testCreateDeletePersistentFile() {
 
     PersistentFile persistentFile = new PersistentFile("test.txt", new PersistentFileContent(
-      "test".getBytes()));
+      "test".getBytes(StandardCharsets.UTF_8)));
 
     DB.save(persistentFile);
     Integer id = persistentFile.getId();

ebean-test/src/test/java/org/tests/basic/TestDeleteOneToOneMultiple.java

@@ -8,16 +8,18 @@ import org.tests.model.basic.PFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertNull;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestDeleteOneToOneMultiple extends BaseTestCase {
 
   @Test
   public void testCreateDeletePersistentFile() {
 
-    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes()));
+    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes(StandardCharsets.UTF_8)));
 //    PFile persistentFile = new PFile();
 //    persistentFile.setName("test.txt");
 //    PFileContent content = new PFileContent();
-//    content.setContent("test".getBytes());
+//    content.setContent("test".getBytes(StandardCharsets.UTF_8));
 //    persistentFile.setFileContent(content);
 
     DB.save(persistentFile);

ebean-test/src/test/java/org/tests/basic/TestSaveDeleteOneToOne.java

@@ -8,12 +8,14 @@ import org.tests.model.basic.PersistentFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestSaveDeleteOneToOne extends BaseTestCase {
 
   @Test
   public void testCreateDeletePersistentFile() {
     PersistentFile persistentFile = new PersistentFile("test.txt",
-      new PersistentFileContent("test".getBytes()));
+      new PersistentFileContent("test".getBytes(StandardCharsets.UTF_8)));
 
     DB.save(persistentFile);
     DB.delete(persistentFile);
@@ -22,7 +24,7 @@ public class TestSaveDeleteOneToOne extends BaseTestCase {
   @Test
   public void testCreateLoadDeletePersistentFile() {
     PersistentFile persistentFile = new PersistentFile("test.txt",
-      new PersistentFileContent("test".getBytes()));
+      new PersistentFileContent("test".getBytes(StandardCharsets.UTF_8)));
 
     DB.save(persistentFile);
 

ebean-test/src/test/java/org/tests/basic/TestSaveDeleteOneToOneMultiple.java

@@ -8,11 +8,13 @@ import org.tests.model.basic.PFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestSaveDeleteOneToOneMultiple extends BaseTestCase {
 
 //	public void testCreateDeletePFile() {
 //		PFile persistentFile = new PFile("test.txt",
-//				new PFileContent("test".getBytes()));
+//				new PFileContent("test".getBytes(StandardCharsets.UTF_8)));
 //
 //		DB.save(persistentFile);
 //		DB.delete(persistentFile);
@@ -21,7 +23,7 @@ public class TestSaveDeleteOneToOneMultiple extends BaseTestCase {
   @Test
   public void testCreateLoadDeletePFile() {
     PFile persistentFile = new PFile("test.txt",
-      new PFileContent("test".getBytes()));
+      new PFileContent("test".getBytes(StandardCharsets.UTF_8)));
 
     DB.save(persistentFile);
 

ebean-test/src/test/java/org/tests/basic/event/TestPreInsertValidation.java

@@ -6,6 +6,7 @@ import io.ebean.DB;
 import org.junit.jupiter.api.Test;
 import org.tests.model.basic.TWithPreInsert;
 import org.tests.model.basic.TWithPreInsertChild;
+import org.tests.model.basic.event.TWithPreInsertPersistAdapter;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertNotNull;
@@ -27,6 +28,7 @@ class TestPreInsertValidation extends BaseTestCase {
     assertThat(e.requestCascadeState()).isEqualTo(2);
 
     TWithPreInsert e1 = DB.find(TWithPreInsert.class, e.getId());
+    assert e1 != null;
 
     e1.setTitle("Missus");
     DB.save(e1);
@@ -54,11 +56,21 @@ class TestPreInsertValidation extends BaseTestCase {
     assert e1 != null;
 
     e1.setTitle("ParentCascading-changed");
-    e1.children().get(0).setName("Child0-changed");
+    TWithPreInsertChild childBean = e1.children().get(0);
+    childBean.setName("Child0-changed");
     DB.save(e1);
 
     assertThat(e1.requestCascadeState()).isEqualTo(12);
-    assertThat(e1.children().get(0).requestCascadeState()).isEqualTo(11);
+    assertThat(childBean.requestCascadeState()).isEqualTo(11);
+
+    DB.delete(e1);
+
+    assertThat(e1.requestCascadeState()).isEqualTo(22);
+
+    // assert that isCascade() was true for the child bean
+    assertThat(TWithPreInsertPersistAdapter.cascadeDelete).hasSize(1);
+    String deleteCascade = TWithPreInsertPersistAdapter.cascadeDelete.get(0);
+    assertThat(deleteCascade).isEqualTo("class org.tests.model.basic.TWithPreInsertChild:1");
   }
 
   @Test

ebean-test/src/test/java/org/tests/defaultvalues/TestDefaults.java

@@ -26,7 +26,7 @@ public class TestDefaults extends BaseTestCase {
     final List<String> current = LoggedSql.collect();
 
     assertThat(current).isNotEmpty();
-    if (isMySql() || isMariaDB()) {
+    if (isMySql() || isMariaDB() || isOracle()) {
       assertThat(current.get(0)).contains("insert into defaults_model_draft values (default);");
     } else if (isSqlServer()) {
       assertThat(current.get(0)).contains("insert into defaults_model_draft (id) values (?)");

ebean-test/src/test/java/org/tests/enhancement/TestConstructorPutfieldReplacement.java

@@ -9,12 +9,14 @@ import org.tests.model.basic.PFileContent;
 
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
+import java.nio.charset.StandardCharsets;
+
 public class TestConstructorPutfieldReplacement extends BaseTestCase {
 
   @Test
   public void test() {
 
-    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes()));
+    PFile persistentFile = new PFile("test.txt", new PFileContent("test".getBytes(StandardCharsets.UTF_8)));
 
     EntityBean eb = (EntityBean) persistentFile;
     EntityBeanIntercept ebi = eb._ebean_getIntercept();

ebean-test/src/test/java/org/tests/idkeys/TestGeneratedKeys.java

@@ -14,6 +14,8 @@ import org.tests.idkeys.db.GenKeySeqB;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
+import java.util.ArrayList;
+import java.util.List;
 
 import static org.junit.jupiter.api.Assertions.*;
 import static org.junit.jupiter.api.Assumptions.assumeTrue;
@@ -24,6 +26,7 @@ public class TestGeneratedKeys extends BaseTestCase {
   @ForPlatform(Platform.H2) // readSequenceValue is H2 specific
   public void testGenKeySeqA() throws SQLException {
     assumeTrue(idType() == IdType.SEQUENCE);
+    
     SpiEbeanServer server = spiEbeanServer();
 
     try (Transaction tx = server.beginTransaction()) {
@@ -69,20 +72,34 @@ public class TestGeneratedKeys extends BaseTestCase {
   }
 
   private long readSequenceValue(Transaction tx, String sequence) throws SQLException {
-    Statement stm = null;
-    try {
-      stm = tx.connection().createStatement();
-      ResultSet rs = stm.executeQuery("select currval('" + sequence + "')");
-      rs.next();
+    String sql;
+    switch (spiEbeanServer().databasePlatform().getPlatform().base()) {
+      case H2 :
+        sql = "select currval('" + sequence + "')";
+        break;
 
+      case DB2 :
+        sql = "values previous value for " + sequence;
+
+        break;
+      case SQLSERVER :
+        sql = "select current_value from sys.sequences where name = '" + sequence + "'";
+        break;
+
+      case MARIADB :
+        throw new UnsupportedOperationException("reading sequence value outside of the current connection is not supported. "
+            + "See https://mariadb.com/kb/en/previous-value-for-sequence_name/#description");
+        
+      default :
+        throw new UnsupportedOperationException("reading sequence value from "
+            + spiEbeanServer().databasePlatform().getPlatform()
+            + " is not supported.");
+
+    }
+    try (Statement stm = tx.connection().createStatement()) {
+      ResultSet rs = stm.executeQuery(sql);
+      rs.next();
       return rs.getLong(1);
-    } finally {
-      if (stm != null) {
-        try {
-          stm.close();
-        } catch (SQLException e) {
-        }
-      }
     }
   }
 
@@ -109,5 +126,25 @@ public class TestGeneratedKeys extends BaseTestCase {
       assertNotNull(al.getId());
     }
   }
+  
+  @Test
+  @ForPlatform({Platform.H2, Platform.MARIADB, Platform.SQLSERVER, Platform.DB2})
+  public void testGeneratedKeys() throws SQLException {
+    assumeTrue(idType() == IdType.SEQUENCE);
+
+    SpiEbeanServer server = spiEbeanServer();
+    List<Long> idList = new ArrayList<>(52);
+
+    try (Transaction tx = server.beginTransaction()) {
+      // bigger than increment
+      for (int i = 1; i < 52; i++) {
+        GenKeySeqA gks = new GenKeySeqA();
+        gks.setDescription("my description " + i);
+        server.save(gks);
+        assertFalse(idList.contains(gks.getId()));
+        idList.add(gks.getId());
+      }
+    }
+  }
 
 }

ebean-test/src/test/java/org/tests/model/basic/TWithPreInsert.java

@@ -7,7 +7,7 @@ import javax.validation.constraints.NotNull;
 import java.util.ArrayList;
 import java.util.List;
 
-import static javax.persistence.CascadeType.PERSIST;
+import static javax.persistence.CascadeType.ALL;
 
 @Entity
 public class TWithPreInsert implements TWithPreInsertCommon {
@@ -20,7 +20,7 @@ public class TWithPreInsert implements TWithPreInsertCommon {
 
   private String title;
 
-  @OneToMany(cascade = PERSIST)
+  @OneToMany(cascade = ALL)
   private List<TWithPreInsertChild> children = new ArrayList<>();
 
   /**

ebean-test/src/test/java/org/tests/model/basic/TWithPreInsertCommon.java

@@ -2,6 +2,8 @@ package org.tests.model.basic;
 
 public interface TWithPreInsertCommon {
 
+  Integer getId();
+
   String getName();
 
   void setName(String name);

ebean-test/src/test/java/org/tests/model/basic/event/TWithPreInsertPersistAdapter.java

@@ -4,8 +4,13 @@ import io.ebean.event.BeanPersistAdapter;
 import io.ebean.event.BeanPersistRequest;
 import org.tests.model.basic.TWithPreInsertCommon;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class TWithPreInsertPersistAdapter extends BeanPersistAdapter {
 
+  public static List<String> cascadeDelete = new ArrayList<>();
+
   @Override
   public boolean isRegisterFor(Class<?> cls) {
     return TWithPreInsertCommon.class.isAssignableFrom(cls);
@@ -32,4 +37,14 @@ public class TWithPreInsertPersistAdapter extends BeanPersistAdapter {
     return super.preUpdate(request);
   }
 
+  @Override
+  public boolean preDelete(BeanPersistRequest<?> request) {
+    TWithPreInsertCommon bean = (TWithPreInsertCommon) request.bean();
+    if (request.isCascade()) {
+      cascadeDelete.add(bean.getClass() + ":" + bean.getId());
+    } else {
+      bean.requestCascadeState(22);
+    }
+    return true;
+  }
 }

ebean-test/src/test/java/org/tests/model/elementcollection/EcblPerson2.java

@@ -0,0 +1,61 @@
+package org.tests.model.elementcollection;
+
+import io.ebean.annotation.Cache;
+
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+@Cache
+@Entity
+public class EcblPerson2 {
+
+  @Id
+  long id;
+
+  String name;
+
+  @ElementCollection
+  @CollectionTable(joinColumns = @JoinColumn(name = "person_id"))
+  List<EcPhone> phoneNumbers = new ArrayList<>();
+
+  @Version
+  long version;
+
+  @Override
+  public String toString() {
+    return "person id:" + id + " name:" + name + " phs:" + phoneNumbers;
+  }
+
+  public long getId() {
+    return id;
+  }
+
+  public void setId(long id) {
+    this.id = id;
+  }
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public List<EcPhone> getPhoneNumbers() {
+    return phoneNumbers;
+  }
+
+  public void setPhoneNumbers(List<EcPhone> phoneNumbers) {
+    this.phoneNumbers = phoneNumbers;
+  }
+
+  public long getVersion() {
+    return version;
+  }
+
+  public void setVersion(long version) {
+    this.version = version;
+  }
+}

ebean-test/src/test/java/org/tests/model/elementcollection/TestElementCollectionEmbeddedListCache.java

@@ -9,10 +9,10 @@ import java.util.List;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-public class TestElementCollectionEmbeddedListCache extends BaseTestCase {
+class TestElementCollectionEmbeddedListCache extends BaseTestCase {
 
   @Test
-  public void test() {
+  void test() {
 
     EcblPerson person = new EcblPerson("CacheL");
     person.getPhoneNumbers().add(new EcPhone("64", "021","1234"));
@@ -86,12 +86,10 @@ public class TestElementCollectionEmbeddedListCache extends BaseTestCase {
     assertThat(four.getPhoneNumbers().toString()).contains("61-07-11");
     assertThat(four.getPhoneNumbers()).hasSize(1);
 
-
     DB.delete(four);
     sql = LoggedSql.collect();
     assertThat(sql).hasSize(2);
 
-
     LoggedSql.stop();
   }
 }

ebean-test/src/test/java/org/tests/model/elementcollection/TestElementCollectionEmbeddedListCache2.java

@@ -0,0 +1,99 @@
+package org.tests.model.elementcollection;
+
+import io.ebean.BaseTestCase;
+import io.ebean.DB;
+import io.ebean.test.LoggedSql;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class TestElementCollectionEmbeddedListCache2 extends BaseTestCase {
+
+  @Test
+  void test() {
+
+    EcblPerson2 person = new EcblPerson2();
+    person.setName("CacheL");
+    person.getPhoneNumbers().add(new EcPhone("64", "021","1234"));
+    person.getPhoneNumbers().add(new EcPhone("64","021","4321"));
+    DB.save(person);
+
+    EcblPerson2 one = DB.find(EcblPerson2.class)
+      .setId(person.getId())
+      .fetch("phoneNumbers")
+      .findOne();
+
+    LoggedSql.start();
+
+    one.getPhoneNumbers().size();
+
+    List<String> sql = LoggedSql.collect();
+    assertThat(sql).isEmpty();
+
+    EcblPerson2 two = DB.find(EcblPerson2.class )
+      .setId(person.getId())
+      .findOne();
+
+    two.getPhoneNumbers().size();
+    assertThat(two.getPhoneNumbers().toString()).contains("64-021-1234", "64-021-4321");
+
+    sql = LoggedSql.collect();
+    assertThat(sql).isEmpty(); // cache hit
+
+    two.getPhoneNumbers().add(new EcPhone("61", "07", "11"));
+    two.getPhoneNumbers().remove(1);
+
+    DB.save(two);
+
+    sql = LoggedSql.collect();
+    if (isPersistBatchOnCascade()) {
+      assertThat(sql).hasSize(5); // update of collection only
+      assertSql(sql.get(0)).contains("delete from ecbl_person2_phone_numbers where person_id=?");
+      assertSqlBind(sql.get(1));
+      assertSql(sql.get(2)).contains("insert into ecbl_person2_phone_numbers (person_id,country_code,area,phnum) values (?,?,?,?)");
+      assertSqlBind(sql, 3, 4);
+    } else {
+      assertThat(sql).hasSize(3); // update of collection only
+      assertSql(sql.get(0)).contains("delete from ecbl_person2_phone_numbers where person_id=?");
+      assertSql(sql.get(1)).contains("insert into ecbl_person2_phone_numbers (person_id,country_code,area,phnum) values (?,?,?,?)");
+      assertSql(sql.get(2)).contains("insert into ecbl_person2_phone_numbers (person_id,country_code,area,phnum) values (?,?,?,?)");
+    }
+
+    EcblPerson2 three = DB.find(EcblPerson2.class )
+      .setId(person.getId())
+      .findOne();
+
+    assertThat(three.getPhoneNumbers().toString()).contains("61-07-11", "64-021-1234");
+    assertThat(three.getPhoneNumbers()).hasSize(2);
+
+    sql = LoggedSql.collect();
+    assertThat(sql).isEmpty(); // cache hit
+
+
+    three.setName("mod-3");
+    three.getPhoneNumbers().remove(0);
+
+    DB.save(three);
+
+    sql = LoggedSql.collect();
+    assertThat(sql).hasSize(5);
+
+    EcblPerson2 four = DB.find(EcblPerson2.class )
+      .setId(person.getId())
+      .findOne();
+
+    assertThat(four.getPhoneNumbers().toString()).contains("61-07-11");
+    assertThat(four.getPhoneNumbers()).hasSize(1);
+
+
+    DB.delete(four);
+    sql = LoggedSql.collect();
+    assertThat(sql).hasSize(2);
+
+
+    LoggedSql.stop();
+  }
+}

ebean-test/src/test/java/org/tests/model/embedded/EmbArrayMaster.java

@@ -0,0 +1,31 @@
+package org.tests.model.embedded;
+
+import io.ebean.annotation.DbArray;
+
+import javax.persistence.*;
+import java.util.List;
+
+@Entity
+public class EmbArrayMaster {
+
+  @Embeddable
+  public static class EmbArrayDetail {
+    @DbArray
+    List<String> vals;
+
+    public EmbArrayDetail(List<String> vals) {
+      this.vals = vals;
+    }
+  }
+
+  @Id
+  int id;
+
+  @ElementCollection
+  @CollectionTable(name = "test_array_detail", joinColumns = {@JoinColumn(name = "master_id")})
+  List<EmbArrayDetail> details;
+
+  public EmbArrayMaster(List<EmbArrayDetail> details) {
+    this.details = details;
+  }
+}

ebean-test/src/test/java/org/tests/model/embedded/TestEmbeddedDbArray.java

@@ -0,0 +1,21 @@
+package org.tests.model.embedded;
+
+import io.ebean.DB;
+import org.junit.jupiter.api.Disabled;
+import org.junit.jupiter.api.Test;
+
+import static java.util.Collections.emptyList;
+import static java.util.Collections.singletonList;
+
+class TestEmbeddedDbArray {
+
+  /**
+   * Failing test case for #2477
+   */
+  @Disabled
+  @Test
+  void testArrayInsert() {
+    EmbArrayMaster t = new EmbArrayMaster(singletonList(new EmbArrayMaster.EmbArrayDetail(emptyList())));
+    DB.insert(t);
+  }
+}