#919 - io.ebean package initial

2024-04-21 10:51:47 +00:00 · 2016-12-11 23:23:22 +13:00
parent 5821dc96b9
commit 971e2dc91b
2134 changed files with 10721 additions and 8652 deletions
@@ -0,0 +1,158 @@
+package io.ebeaninternal.server.expression;
+
+import io.ebeaninternal.api.SpiExpressionList;
+import io.ebeaninternal.api.SpiExpressionRequest;
+import io.ebeaninternal.server.core.DbExpressionHandler;
+import io.ebeaninternal.server.core.SpiOrmQueryRequest;
+import io.ebeaninternal.server.deploy.BeanDescriptor;
+import io.ebeaninternal.server.deploy.DeployParser;
+import io.ebeaninternal.server.persist.Binder;
+import io.ebeaninternal.server.type.DataBind;
+
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class DefaultExpressionRequest implements SpiExpressionRequest {
+
+  private final SpiOrmQueryRequest<?> queryRequest;
+
+  private final BeanDescriptor<?> beanDescriptor;
+
+  private final StringBuilder sql = new StringBuilder();
+
+  private final List<Object> bindValues = new ArrayList<>();
+
+  private final DeployParser deployParser;
+
+  private final Binder binder;
+
+  private final SpiExpressionList<?> expressionList;
+
+  private int paramIndex;
+
+  private StringBuilder bindLog;
+
+  public DefaultExpressionRequest(SpiOrmQueryRequest<?> queryRequest, DeployParser deployParser, Binder binder, SpiExpressionList<?> expressionList) {
+    this.queryRequest = queryRequest;
+    this.beanDescriptor = queryRequest.getBeanDescriptor();
+    this.deployParser = deployParser;
+    this.binder = binder;
+    this.expressionList = expressionList;
+    // immediately build the list of bind values (callback style)
+    expressionList.addBindValues(this);
+  }
+
+  public DefaultExpressionRequest(BeanDescriptor<?> beanDescriptor) {
+    this.beanDescriptor = beanDescriptor;
+    this.queryRequest = null;
+    this.deployParser = null;
+    this.binder = null;
+    this.expressionList = null;
+  }
+
+  /**
+   * Build sql for the underlying expression list.
+   */
+  public String buildSql() {
+    expressionList.addSql(this);
+    return sql.toString();
+  }
+
+  /**
+   * Bind the values from the underlying expression list.
+   */
+  public void bind(DataBind dataBind) throws SQLException {
+    for (Object bindValue : bindValues) {
+      binder.bindObject(dataBind, bindValue);
+    }
+    if (bindLog != null) {
+      dataBind.append(bindLog.toString());
+    }
+  }
+
+  @Override
+  public DbExpressionHandler getDbPlatformHandler() {
+    return binder.getDbExpressionHandler();
+  }
+
+  @Override
+  public String parseDeploy(String logicalProp) {
+
+    String s = deployParser.getDeployWord(logicalProp);
+    return s == null ? logicalProp : s;
+  }
+
+  /**
+   * Append the database platform like clause.
+   */
+  @Override
+  public void appendLike() {
+    sql.append(" ");
+    sql.append(queryRequest.getDBLikeClause());
+    sql.append(" ");
+  }
+
+  /**
+   * Increments the parameter index and returns that value.
+   */
+  @Override
+  public int nextParameter() {
+    return ++paramIndex;
+  }
+
+  @Override
+  public BeanDescriptor<?> getBeanDescriptor() {
+    return beanDescriptor;
+  }
+
+  @Override
+  public SpiOrmQueryRequest<?> getQueryRequest() {
+    return queryRequest;
+  }
+
+  /**
+   * Append text the underlying sql expression.
+   */
+  @Override
+  public SpiExpressionRequest append(String sqlExpression) {
+    sql.append(sqlExpression);
+    return this;
+  }
+
+  @Override
+  public void addBindEncryptKey(Object bindValue) {
+    bindValues.add(bindValue);
+    bindLog("****");
+  }
+
+  @Override
+  public void addBindValue(Object bindValue) {
+    bindValues.add(bindValue);
+    bindLog(bindValue);
+  }
+
+  private void bindLog(Object val) {
+    if (bindLog == null) {
+      bindLog = new StringBuilder();
+    } else {
+      bindLog.append(",");
+    }
+    bindLog.append(val);
+  }
+
+  public String getBindLog() {
+    return bindLog == null ? "" : bindLog.toString();
+  }
+
+  @Override
+  public String getSql() {
+    return sql.toString();
+  }
+
+  @Override
+  public List<Object> getBindValues() {
+    return bindValues;
+  }
+
+}