mirror of
https://github.com/ebean-orm/ebean.git
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#919 - io.ebean package initial
This commit is contained in:
Rob Bygrave
@@ -0,0 +1,200 @@
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package io.ebeaninternal.server.deploy.id;
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import io.ebean.bean.EntityBean;
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import io.ebeaninternal.api.SpiExpressionRequest;
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import io.ebeaninternal.server.core.DefaultSqlUpdate;
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import io.ebeaninternal.server.deploy.BeanProperty;
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import io.ebeaninternal.server.deploy.DbReadContext;
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import io.ebeaninternal.server.deploy.DbSqlContext;
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import io.ebeaninternal.server.type.DataBind;
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import java.io.DataInput;
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import java.io.DataOutput;
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import java.io.IOException;
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import java.sql.SQLException;
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import java.util.List;
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/**
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* Binds id values to prepared statements.
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*/
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public interface IdBinder {
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/**
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* Initialise the binder.
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*/
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void initialise();
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/**
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* Return true if this is a compound key and must use expanded and or form.
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*/
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boolean isIdInExpandedForm();
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/**
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* Write the Id value to binary DataOuput.
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*/
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void writeData(DataOutput dataOutput, Object idValue) throws IOException;
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/**
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* Read the Id value from the binary DataInput.
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*/
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Object readData(DataInput dataInput) throws IOException;
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/**
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* Return the name(s) of the Id property(s). Comma delimited if there is more
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* than one.
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* <p>
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* This can be used to include in a query.
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* </p>
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*/
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String getIdProperty();
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/**
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* Return the Id BeanProperty.
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*/
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BeanProperty getBeanProperty();
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/**
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* Find a BeanProperty that is mapped to the database column.
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*/
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BeanProperty findBeanProperty(String dbColumnName);
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/**
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* Return false if the id is a simple scalar and false if it is embedded or
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* concatenated.
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*/
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boolean isComplexId();
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/**
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* Return the default order by that may need to be used if the query includes
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* a many property.
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*/
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String getDefaultOrderBy();
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String getOrderBy(String pathPrefix, boolean ascending);
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/**
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* Return the values as an array of scalar bindable values.
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* <p>
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* For concatenated keys that use an Embedded bean or multiple id properties
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* this determines the field values are returns them as an Object array.
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* </p>
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* <p>
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* Added primarily for Query.addWhere().add(Expr.idEq()) support.
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* </p>
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*/
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Object[] getBindValues(Object idValue);
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/**
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* For EmbeddedId convert the idValue into a simple map.
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* Otherwise the idValue is just returned as is.
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* <p>
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* This is used to provide a simple JSON serializable version of the id value.
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* </p>
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*/
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Object getIdForJson(EntityBean idValue);
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/**
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* For EmbeddedId the value is assumed to be a Map and this is
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* takes the values from the map and builds an embedded id bean.
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* <p>
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* For other simple id's this just returns the value (no conversion required).
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* </p>
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* <p>
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* This is used to provide a simple JSON serializable version of the id value.
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* </p>
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*/
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Object convertIdFromJson(Object value);
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/**
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* Return the id values for a given bean.
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*/
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Object[] getIdValues(EntityBean bean);
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/**
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* Build a string of the logical expressions.
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* <p>
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* Typically used to build a id = ? string.
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* </p>
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*/
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String getAssocOneIdExpr(String prefix, String operator);
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/**
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* Return the logical id in expression taking into account embedded id's.
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*/
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String getAssocIdInExpr(String prefix);
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/**
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* Binds an id value to a prepared statement.
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*/
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void bindId(DataBind dataBind, Object value) throws SQLException;
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/**
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* Bind the id value to a SqlUpdate statement.
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*/
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void bindId(DefaultSqlUpdate sqlUpdate, Object value);
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void addIdInBindValue(SpiExpressionRequest request, Object value);
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/**
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* Return the sql for binding the id using an IN clause.
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*/
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String getBindIdInSql(String baseTableAlias);
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/**
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* Return the binding expression (like "?" or "(?,?)")for the Id.
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*/
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String getIdInValueExpr(int size);
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/**
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* Same as getIdInValueExpr but for delete by id.
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*/
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String getIdInValueExprDelete(int size);
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void buildRawSqlSelectChain(String prefix, List<String> selectChain);
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/**
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* Read the id value from the result set and set it to the bean also returning
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* it.
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*/
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Object readSet(DbReadContext ctx, EntityBean bean) throws SQLException;
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/**
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* Ignore the appropriate number of scalar properties for this id.
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*/
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void loadIgnore(DbReadContext ctx);
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/**
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* Read the id value from the result set and return it.
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*/
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Object read(DbReadContext ctx) throws SQLException;
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/**
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* Append to the select clause.
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*/
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void appendSelect(DbSqlContext ctx, boolean subQuery);
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/**
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* Return the sql for binding the id to. This includes table alias and columns
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* that make up the id.
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*/
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String getBindIdSql(String baseTableAlias);
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/**
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* Cast or convert the Id value if necessary and optionally set it.
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* <p>
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* The Id value is not assumed to be the correct type so it is converted to
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* the correct type. Typically this is because we could get a Integer, Long or
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* BigDecimal depending on the JDBC driver and situation.
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* </p>
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* <p>
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* If the bean is not null, then the value is set to the bean.
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* </p>
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*/
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Object convertSetId(Object idValue, EntityBean bean);
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/**
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* Cast or convert the Id value if necessary.
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*/
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Object convertId(Object idValue);
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}
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@@ -0,0 +1,438 @@
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package io.ebeaninternal.server.deploy.id;
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import io.ebean.bean.EntityBean;
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import io.ebeaninternal.api.SpiExpressionRequest;
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import io.ebeaninternal.server.core.DefaultSqlUpdate;
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import io.ebeaninternal.server.deploy.BeanDescriptor;
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import io.ebeaninternal.server.deploy.BeanProperty;
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import io.ebeaninternal.server.deploy.BeanPropertyAssocOne;
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import io.ebeaninternal.server.deploy.DbReadContext;
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import io.ebeaninternal.server.deploy.DbSqlContext;
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import io.ebeaninternal.server.query.SplitName;
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import io.ebeaninternal.server.type.DataBind;
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import java.io.DataInput;
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import java.io.DataOutput;
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import java.io.IOException;
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import java.sql.SQLException;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* Bind an Id that is an Embedded bean.
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*/
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public final class IdBinderEmbedded implements IdBinder {
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private final BeanPropertyAssocOne<?> embIdProperty;
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private final boolean idInExpandedForm;
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private BeanProperty[] props;
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private BeanDescriptor<?> idDesc;
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private String idInValueSql;
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public IdBinderEmbedded(boolean idInExpandedForm, BeanPropertyAssocOne<?> embIdProperty) {
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this.idInExpandedForm = idInExpandedForm;
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this.embIdProperty = embIdProperty;
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}
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public void initialise() {
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this.idDesc = embIdProperty.getTargetDescriptor();
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this.props = embIdProperty.getProperties();
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this.idInValueSql = idInExpandedForm ? idInExpanded() : idInCompressed();
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}
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public boolean isIdInExpandedForm() {
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return idInExpandedForm;
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}
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private String idInExpanded() {
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StringBuilder sb = new StringBuilder(30);
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sb.append("(");
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for (int i = 0; i < props.length; i++) {
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if (i > 0) {
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sb.append(" and ");
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}
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sb.append(idDesc.getBaseTableAlias());
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sb.append(".");
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sb.append(props[i].getDbColumn());
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sb.append("=?");
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}
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sb.append(")");
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return sb.toString();
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}
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private String idInCompressed() {
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StringBuilder sb = new StringBuilder();
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sb.append("(");
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for (int i = 0; i < props.length; i++) {
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if (i > 0) {
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sb.append(",");
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}
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sb.append("?");
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}
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sb.append(")");
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return sb.toString();
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}
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@Override
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public BeanProperty getBeanProperty() {
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return embIdProperty;
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}
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public String getOrderBy(String pathPrefix, boolean ascending) {
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < props.length; i++) {
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if (i > 0) {
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sb.append(", ");
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}
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if (pathPrefix != null) {
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sb.append(pathPrefix).append(".");
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}
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sb.append(embIdProperty.getName()).append(".");
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sb.append(props[i].getName());
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if (!ascending) {
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sb.append(" desc");
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}
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}
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return sb.toString();
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}
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public BeanDescriptor<?> getIdBeanDescriptor() {
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return idDesc;
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}
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public String getIdProperty() {
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return embIdProperty.getName();
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}
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public void buildRawSqlSelectChain(String prefix, List<String> selectChain) {
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prefix = SplitName.add(prefix, embIdProperty.getName());
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for (BeanProperty prop : props) {
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prop.buildRawSqlSelectChain(prefix, selectChain);
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}
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}
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public BeanProperty findBeanProperty(String dbColumnName) {
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for (BeanProperty prop : props) {
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if (dbColumnName.equalsIgnoreCase(prop.getDbColumn())) {
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return prop;
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}
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}
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return null;
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}
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public boolean isComplexId() {
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return true;
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}
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public String getDefaultOrderBy() {
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < props.length; i++) {
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if (i > 0) {
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sb.append(",");
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}
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sb.append(embIdProperty.getName());
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sb.append(".");
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sb.append(props[i].getName());
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}
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return sb.toString();
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}
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public BeanProperty[] getProperties() {
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return props;
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}
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public void addIdInBindValue(SpiExpressionRequest request, Object value) {
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for (BeanProperty prop : props) {
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request.addBindValue(prop.getValue((EntityBean) value));
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}
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}
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public String getIdInValueExprDelete(int size) {
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if (!idInExpandedForm) {
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return getIdInValueExpr(size);
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}
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StringBuilder sb = new StringBuilder();
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sb.append("(");
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for (int j = 0; j < size; j++) {
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if (j > 0) {
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sb.append(" or ");
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}
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sb.append("(");
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for (int i = 0; i < props.length; i++) {
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if (i > 0) {
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sb.append(" and ");
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}
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sb.append(props[i].getDbColumn());
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sb.append("=?");
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}
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sb.append(")");
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}
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sb.append(") ");
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return sb.toString();
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}
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public String getIdInValueExpr(int size) {
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StringBuilder sb = new StringBuilder();
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if (!idInExpandedForm) {
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sb.append(" in");
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}
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sb.append(" (");
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for (int i = 0; i < size; i++) {
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if (i > 0) {
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if (idInExpandedForm) {
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sb.append(" or ");
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} else {
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sb.append(",");
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}
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}
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sb.append(idInValueSql);
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}
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sb.append(") ");
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return sb.toString();
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}
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public Object[] getIdValues(EntityBean bean) {
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Object val = embIdProperty.getValue(bean);
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Object[] bindvalues = new Object[props.length];
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for (int i = 0; i < props.length; i++) {
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bindvalues[i] = props[i].getValue((EntityBean) val);
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}
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return bindvalues;
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}
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public Object[] getBindValues(Object value) {
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Object[] bindvalues = new Object[props.length];
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for (int i = 0; i < props.length; i++) {
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bindvalues[i] = props[i].getValue((EntityBean) value);
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}
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return bindvalues;
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}
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/**
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* Convert from embedded bean to Map.
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*/
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@Override
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public Object getIdForJson(EntityBean bean) {
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EntityBean ebValue = (EntityBean)embIdProperty.getValue(bean);
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Map<String,Object> map = new LinkedHashMap<>();
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for (BeanProperty prop : props) {
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map.put(prop.getName(), prop.getValue(ebValue));
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}
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return map;
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}
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/**
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* Convert back from a Map to embedded bean.
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*/
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@SuppressWarnings("unchecked")
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public Object convertIdFromJson(Object value) {
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Map<String,Object> map = (Map<String, Object>)value;
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EntityBean idValue = idDesc.createEntityBean();
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for (BeanProperty prop : props) {
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Object val = map.get(prop.getName());
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prop.setValue(idValue, val);
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}
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return idValue;
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}
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public void bindId(DefaultSqlUpdate sqlUpdate, Object value) {
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for (BeanProperty prop : props) {
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Object embFieldValue = prop.getValue((EntityBean) value);
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sqlUpdate.addParameter(embFieldValue);
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}
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}
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public void bindId(DataBind dataBind, Object value) throws SQLException {
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for (BeanProperty prop : props) {
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Object embFieldValue = prop.getValue((EntityBean) value);
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prop.bind(dataBind, embFieldValue);
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}
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}
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public Object readData(DataInput dataInput) throws IOException {
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EntityBean embId = idDesc.createEntityBean();
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boolean notNull = true;
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for (BeanProperty prop : props) {
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Object value = prop.readData(dataInput);
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prop.setValue(embId, value);
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if (value == null) {
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notNull = false;
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}
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}
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if (notNull) {
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return embId;
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} else {
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return null;
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||||
}
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}
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public void writeData(DataOutput dataOutput, Object idValue) throws IOException {
|
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for (BeanProperty prop : props) {
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Object embFieldValue = prop.getValue((EntityBean) idValue);
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prop.writeData(dataOutput, embFieldValue);
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}
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}
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public void loadIgnore(DbReadContext ctx) {
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for (BeanProperty prop : props) {
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prop.loadIgnore(ctx);
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||||
}
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}
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||||
public Object read(DbReadContext ctx) throws SQLException {
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||||
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||||
EntityBean embId = idDesc.createEntityBean();
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boolean notNull = true;
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for (BeanProperty prop : props) {
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Object value = prop.readSet(ctx, embId);
|
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if (value == null) {
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notNull = false;
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}
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}
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||||
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if (notNull) {
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return embId;
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||||
} else {
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||||
return null;
|
||||
}
|
||||
}
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||||
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||||
public Object readSet(DbReadContext ctx, EntityBean bean) throws SQLException {
|
||||
|
||||
Object embId = read(ctx);
|
||||
if (embId != null) {
|
||||
embIdProperty.setValue(bean, embId);
|
||||
return embId;
|
||||
} else {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
public void appendSelect(DbSqlContext ctx, boolean subQuery) {
|
||||
for (BeanProperty prop : props) {
|
||||
prop.appendSelect(ctx, subQuery);
|
||||
}
|
||||
}
|
||||
|
||||
public String getAssocIdInExpr(String prefix) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
sb.append("(");
|
||||
for (int i = 0; i < props.length; i++) {
|
||||
if (i > 0) {
|
||||
sb.append(",");
|
||||
}
|
||||
if (prefix != null) {
|
||||
sb.append(prefix);
|
||||
sb.append(".");
|
||||
}
|
||||
sb.append(props[i].getName());
|
||||
}
|
||||
sb.append(")");
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public String getAssocOneIdExpr(String prefix, String operator) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
for (int i = 0; i < props.length; i++) {
|
||||
if (i > 0) {
|
||||
sb.append(" and ");
|
||||
}
|
||||
if (prefix != null) {
|
||||
sb.append(prefix);
|
||||
sb.append(".");
|
||||
}
|
||||
|
||||
sb.append(embIdProperty.getName());
|
||||
sb.append(".");
|
||||
sb.append(props[i].getName());
|
||||
sb.append(operator);
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public String getBindIdSql(String baseTableAlias) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
for (int i = 0; i < props.length; i++) {
|
||||
if (i > 0) {
|
||||
sb.append(" and ");
|
||||
}
|
||||
if (baseTableAlias != null) {
|
||||
sb.append(baseTableAlias);
|
||||
sb.append(".");
|
||||
}
|
||||
sb.append(props[i].getDbColumn());
|
||||
sb.append(" = ? ");
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public String getBindIdInSql(String baseTableAlias) {
|
||||
|
||||
if (idInExpandedForm) {
|
||||
return "";
|
||||
}
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
sb.append("(");
|
||||
for (int i = 0; i < props.length; i++) {
|
||||
if (i > 0) {
|
||||
sb.append(",");
|
||||
}
|
||||
if (baseTableAlias != null) {
|
||||
sb.append(baseTableAlias);
|
||||
sb.append(".");
|
||||
}
|
||||
sb.append(props[i].getDbColumn());
|
||||
}
|
||||
sb.append(")");
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object convertId(Object idValue) {
|
||||
// can not cast/convert if it is embedded
|
||||
return idValue;
|
||||
}
|
||||
|
||||
public Object convertSetId(Object idValue, EntityBean bean) {
|
||||
|
||||
// can not cast/convert if it is embedded
|
||||
if (bean != null) {
|
||||
// support PropertyChangeSupport
|
||||
embIdProperty.setValueIntercept(bean, idValue);
|
||||
}
|
||||
|
||||
return idValue;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,149 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import io.ebean.bean.EntityBean;
|
||||
import io.ebeaninternal.api.SpiExpressionRequest;
|
||||
import io.ebeaninternal.server.core.DefaultSqlUpdate;
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.DbReadContext;
|
||||
import io.ebeaninternal.server.deploy.DbSqlContext;
|
||||
import io.ebeaninternal.server.type.DataBind;
|
||||
|
||||
import java.io.DataInput;
|
||||
import java.io.DataOutput;
|
||||
import java.io.IOException;
|
||||
import java.sql.SQLException;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* For beans with no id properties AKA report type beans.
|
||||
*/
|
||||
public final class IdBinderEmpty implements IdBinder {
|
||||
|
||||
private static final String bindIdSql = "";
|
||||
|
||||
public IdBinderEmpty() {
|
||||
|
||||
}
|
||||
|
||||
public void initialise() {
|
||||
|
||||
}
|
||||
|
||||
public boolean isIdInExpandedForm() {
|
||||
return false;
|
||||
}
|
||||
|
||||
public String getOrderBy(String pathPrefix, boolean ascending) {
|
||||
return pathPrefix;
|
||||
}
|
||||
|
||||
public void buildRawSqlSelectChain(String prefix, List<String> selectChain) {
|
||||
}
|
||||
|
||||
@Override
|
||||
public BeanProperty getBeanProperty() {
|
||||
return null;
|
||||
}
|
||||
|
||||
public String getIdProperty() {
|
||||
return null;
|
||||
}
|
||||
|
||||
public BeanProperty findBeanProperty(String dbColumnName) {
|
||||
return null;
|
||||
}
|
||||
|
||||
public boolean isComplexId() {
|
||||
return true;
|
||||
}
|
||||
|
||||
public String getDefaultOrderBy() {
|
||||
// this should never happen?
|
||||
return "";
|
||||
}
|
||||
|
||||
public String getBindIdSql(String baseTableAlias) {
|
||||
return bindIdSql;
|
||||
}
|
||||
|
||||
public String getAssocOneIdExpr(String prefix, String operator) {
|
||||
return null;
|
||||
}
|
||||
|
||||
public String getAssocIdInExpr(String prefix) {
|
||||
return null;
|
||||
}
|
||||
|
||||
public void addIdInBindValue(SpiExpressionRequest request, Object value) {
|
||||
|
||||
}
|
||||
|
||||
public String getIdInValueExprDelete(int size) {
|
||||
return getIdInValueExpr(size);
|
||||
}
|
||||
|
||||
public String getIdInValueExpr(int size) {
|
||||
return "";
|
||||
}
|
||||
|
||||
public String getBindIdInSql(String baseTableAlias) {
|
||||
return null;
|
||||
}
|
||||
|
||||
public Object[] getIdValues(EntityBean bean) {
|
||||
return null;
|
||||
}
|
||||
|
||||
public Object[] getBindValues(Object idValue) {
|
||||
return new Object[]{idValue};
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object getIdForJson(EntityBean bean) {
|
||||
return null;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object convertIdFromJson(Object value) {
|
||||
return value;
|
||||
}
|
||||
|
||||
public void bindId(DefaultSqlUpdate sqlUpdate, Object value) {
|
||||
|
||||
}
|
||||
|
||||
public void bindId(DataBind dataBind, Object value) throws SQLException {
|
||||
|
||||
}
|
||||
|
||||
public void loadIgnore(DbReadContext ctx) {
|
||||
}
|
||||
|
||||
public Object readSet(DbReadContext ctx, EntityBean bean) throws SQLException {
|
||||
return null;
|
||||
}
|
||||
|
||||
public Object read(DbReadContext ctx) throws SQLException {
|
||||
return null;
|
||||
}
|
||||
|
||||
public void appendSelect(DbSqlContext ctx, boolean subQuery) {
|
||||
}
|
||||
|
||||
public Object convertSetId(Object idValue, EntityBean bean) {
|
||||
return idValue;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object convertId(Object idValue) {
|
||||
return idValue;
|
||||
}
|
||||
|
||||
public Object readData(DataInput dataOutput) throws IOException {
|
||||
return null;
|
||||
}
|
||||
|
||||
public void writeData(DataOutput dataOutput, Object idValue) throws IOException {
|
||||
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,36 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.BeanPropertyAssocOne;
|
||||
|
||||
/**
|
||||
* Creates the appropriate IdConvertSet depending on the type of Id property(s).
|
||||
*/
|
||||
public class IdBinderFactory {
|
||||
|
||||
private static final IdBinderEmpty EMPTY = new IdBinderEmpty();
|
||||
|
||||
private final boolean idInExpandedForm;
|
||||
|
||||
public IdBinderFactory(boolean idInExpandedForm) {
|
||||
this.idInExpandedForm = idInExpandedForm;
|
||||
}
|
||||
|
||||
/**
|
||||
* Create the IdConvertSet for the given type of Id properties.
|
||||
*/
|
||||
public IdBinder createIdBinder(BeanProperty id) {
|
||||
|
||||
if (id == null) {
|
||||
// for report type beans that don't need an id
|
||||
return EMPTY;
|
||||
|
||||
}
|
||||
if (id.isEmbedded()) {
|
||||
return new IdBinderEmbedded(idInExpandedForm, (BeanPropertyAssocOne<?>) id);
|
||||
} else {
|
||||
return new IdBinderSimple(id);
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
@@ -0,0 +1,226 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import io.ebean.bean.EntityBean;
|
||||
import io.ebeaninternal.api.SpiExpressionRequest;
|
||||
import io.ebeaninternal.server.core.DefaultSqlUpdate;
|
||||
import io.ebeaninternal.server.core.InternString;
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.DbReadContext;
|
||||
import io.ebeaninternal.server.deploy.DbSqlContext;
|
||||
import io.ebeaninternal.server.type.DataBind;
|
||||
import io.ebeaninternal.server.type.ScalarType;
|
||||
|
||||
import java.io.DataInput;
|
||||
import java.io.DataOutput;
|
||||
import java.io.IOException;
|
||||
import java.sql.SQLException;
|
||||
import java.util.List;
|
||||
|
||||
/**
|
||||
* Bind an Id where the Id is made of a single property (not embedded).
|
||||
*/
|
||||
public final class IdBinderSimple implements IdBinder {
|
||||
|
||||
private final BeanProperty idProperty;
|
||||
|
||||
private final String bindIdSql;
|
||||
|
||||
private final Class<?> expectedType;
|
||||
|
||||
@SuppressWarnings("rawtypes")
|
||||
private final ScalarType scalarType;
|
||||
|
||||
public IdBinderSimple(BeanProperty idProperty) {
|
||||
this.idProperty = idProperty;
|
||||
this.scalarType = idProperty.getScalarType();
|
||||
this.expectedType = idProperty.getPropertyType();
|
||||
bindIdSql = InternString.intern(idProperty.getDbColumn() + " = ? ");
|
||||
}
|
||||
|
||||
public void initialise() {
|
||||
// do nothing
|
||||
}
|
||||
|
||||
public boolean isIdInExpandedForm() {
|
||||
return false;
|
||||
}
|
||||
|
||||
public String getOrderBy(String pathPrefix, boolean ascending) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
if (pathPrefix != null) {
|
||||
sb.append(pathPrefix).append(".");
|
||||
}
|
||||
sb.append(idProperty.getName());
|
||||
if (!ascending) {
|
||||
sb.append(" desc");
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public void buildRawSqlSelectChain(String prefix, List<String> selectChain) {
|
||||
|
||||
idProperty.buildRawSqlSelectChain(prefix, selectChain);
|
||||
}
|
||||
|
||||
@Override
|
||||
public BeanProperty getBeanProperty() {
|
||||
return idProperty;
|
||||
}
|
||||
|
||||
public String getIdProperty() {
|
||||
return idProperty.getName();
|
||||
}
|
||||
|
||||
public BeanProperty findBeanProperty(String dbColumnName) {
|
||||
if (dbColumnName.equalsIgnoreCase(idProperty.getDbColumn())) {
|
||||
return idProperty;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
public boolean isComplexId() {
|
||||
return false;
|
||||
}
|
||||
|
||||
public String getDefaultOrderBy() {
|
||||
return idProperty.getName();
|
||||
}
|
||||
|
||||
public String getBindIdInSql(String baseTableAlias) {
|
||||
if (baseTableAlias == null) {
|
||||
return idProperty.getDbColumn();
|
||||
} else {
|
||||
return baseTableAlias + "." + idProperty.getDbColumn();
|
||||
}
|
||||
}
|
||||
|
||||
public String getBindIdSql(String baseTableAlias) {
|
||||
if (baseTableAlias == null) {
|
||||
return bindIdSql;
|
||||
} else {
|
||||
return baseTableAlias + "." + bindIdSql;
|
||||
}
|
||||
}
|
||||
|
||||
public Object[] getIdValues(EntityBean bean) {
|
||||
return new Object[]{idProperty.getValue(bean)};
|
||||
}
|
||||
|
||||
public Object[] getBindValues(Object idValue) {
|
||||
return new Object[]{idValue};
|
||||
}
|
||||
|
||||
public String getIdInValueExprDelete(int size) {
|
||||
return getIdInValueExpr(size);
|
||||
}
|
||||
|
||||
public String getIdInValueExpr(int size) {
|
||||
StringBuilder sb = new StringBuilder(2 * size + 10);
|
||||
sb.append(" in");
|
||||
sb.append(" (?");
|
||||
for (int i = 1; i < size; i++) {
|
||||
sb.append(",?");
|
||||
}
|
||||
sb.append(") ");
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public void addIdInBindValue(SpiExpressionRequest request, Object value) {
|
||||
value = convertSetId(value, null);
|
||||
request.addBindValue(value);
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object getIdForJson(EntityBean bean) {
|
||||
return idProperty.getValue(bean);
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object convertIdFromJson(Object value) {
|
||||
// handle simple type conversion if required
|
||||
return convertId(value);
|
||||
}
|
||||
|
||||
public void bindId(DefaultSqlUpdate sqlUpdate, Object value) {
|
||||
sqlUpdate.addParameter(value);
|
||||
}
|
||||
|
||||
public void bindId(DataBind dataBind, Object value) throws SQLException {
|
||||
if (!value.getClass().equals(expectedType)) {
|
||||
value = scalarType.toBeanType(value);
|
||||
}
|
||||
idProperty.bind(dataBind, value);
|
||||
}
|
||||
|
||||
public void writeData(DataOutput os, Object value) throws IOException {
|
||||
idProperty.writeData(os, value);
|
||||
}
|
||||
|
||||
public Object readData(DataInput is) throws IOException {
|
||||
return idProperty.readData(is);
|
||||
}
|
||||
|
||||
public void loadIgnore(DbReadContext ctx) {
|
||||
idProperty.loadIgnore(ctx);
|
||||
}
|
||||
|
||||
public Object readSet(DbReadContext ctx, EntityBean bean) throws SQLException {
|
||||
Object id = idProperty.read(ctx);
|
||||
if (id != null) {
|
||||
idProperty.setValue(bean, id);
|
||||
}
|
||||
return id;
|
||||
}
|
||||
|
||||
public Object read(DbReadContext ctx) throws SQLException {
|
||||
return idProperty.read(ctx);
|
||||
}
|
||||
|
||||
public void appendSelect(DbSqlContext ctx, boolean subQuery) {
|
||||
idProperty.appendSelect(ctx, subQuery);
|
||||
}
|
||||
|
||||
public String getAssocOneIdExpr(String prefix, String operator) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
if (prefix != null) {
|
||||
sb.append(prefix);
|
||||
sb.append(".");
|
||||
}
|
||||
sb.append(idProperty.getName());
|
||||
sb.append(operator);
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public String getAssocIdInExpr(String prefix) {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
if (prefix != null) {
|
||||
sb.append(prefix);
|
||||
sb.append(".");
|
||||
}
|
||||
sb.append(idProperty.getName());
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
public Object convertId(Object idValue) {
|
||||
|
||||
if (!idValue.getClass().equals(expectedType)) {
|
||||
return scalarType.toBeanType(idValue);
|
||||
}
|
||||
return idValue;
|
||||
}
|
||||
|
||||
public Object convertSetId(Object idValue, EntityBean bean) {
|
||||
|
||||
if (!idValue.getClass().equals(expectedType)) {
|
||||
idValue = scalarType.toBeanType(idValue);
|
||||
}
|
||||
if (bean != null) {
|
||||
// support PropertyChangeSupport
|
||||
idProperty.setValueIntercept(bean, idValue);
|
||||
}
|
||||
return idValue;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,69 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import java.sql.SQLException;
|
||||
|
||||
import io.ebean.SqlUpdate;
|
||||
import io.ebean.bean.EntityBean;
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.DbSqlContext;
|
||||
import io.ebeaninternal.server.deploy.IntersectionRow;
|
||||
import io.ebeaninternal.server.persist.dml.GenerateDmlRequest;
|
||||
import io.ebeaninternal.server.persist.dmlbind.BindableRequest;
|
||||
|
||||
/**
|
||||
* Represents a imported property.
|
||||
*/
|
||||
public interface ImportedId {
|
||||
|
||||
void addFkeys(String name);
|
||||
|
||||
/**
|
||||
* Return true if this id is a simple single scalar value. False if it is a
|
||||
* compound id (embedded or multiple).
|
||||
*/
|
||||
boolean isScalar();
|
||||
|
||||
/**
|
||||
* For scalar id return the related single db column.
|
||||
* <p>
|
||||
* This is essentially the imported foreign key column (where there is only
|
||||
* one).
|
||||
* </p>
|
||||
*/
|
||||
String getDbColumn();
|
||||
|
||||
/**
|
||||
* Append the the SQL query statement.
|
||||
*/
|
||||
void sqlAppend(DbSqlContext ctx);
|
||||
|
||||
/**
|
||||
* Append to the DML statement.
|
||||
*/
|
||||
void dmlAppend(GenerateDmlRequest request);
|
||||
|
||||
/**
|
||||
* Bind the value from the bean.
|
||||
*/
|
||||
Object bind(BindableRequest request, EntityBean bean) throws SQLException;
|
||||
|
||||
/**
|
||||
* Bind the imported Id value to the SqlUpdate.
|
||||
*/
|
||||
int bind(int position, SqlUpdate update, EntityBean bean);
|
||||
|
||||
/**
|
||||
* For inserting into ManyToMany intersection.
|
||||
*/
|
||||
void buildImport(IntersectionRow row, EntityBean other);
|
||||
|
||||
/**
|
||||
* Used to derive a missing concatenated key from multiple imported keys.
|
||||
*/
|
||||
BeanProperty findMatchImport(String matchDbColumn);
|
||||
|
||||
/**
|
||||
* Return the set importedId clause.
|
||||
*/
|
||||
String importedIdClause();
|
||||
}
|
||||
@@ -0,0 +1,152 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import java.sql.SQLException;
|
||||
|
||||
import javax.persistence.PersistenceException;
|
||||
|
||||
import io.ebean.SqlUpdate;
|
||||
import io.ebean.bean.EntityBean;
|
||||
import io.ebeaninternal.server.deploy.BeanFkeyProperty;
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.BeanPropertyAssoc;
|
||||
import io.ebeaninternal.server.deploy.BeanPropertyAssocOne;
|
||||
import io.ebeaninternal.server.deploy.DbSqlContext;
|
||||
import io.ebeaninternal.server.deploy.IntersectionRow;
|
||||
import io.ebeaninternal.server.persist.dml.GenerateDmlRequest;
|
||||
import io.ebeaninternal.server.persist.dmlbind.BindableRequest;
|
||||
|
||||
/**
|
||||
* Imported Embedded id.
|
||||
*/
|
||||
public class ImportedIdEmbedded implements ImportedId {
|
||||
|
||||
private final BeanPropertyAssoc<?> owner;
|
||||
|
||||
private final BeanPropertyAssocOne<?> foreignAssocOne;
|
||||
|
||||
private final ImportedIdSimple[] imported;
|
||||
|
||||
public ImportedIdEmbedded(BeanPropertyAssoc<?> owner, BeanPropertyAssocOne<?> foreignAssocOne, ImportedIdSimple[] imported) {
|
||||
this.owner = owner;
|
||||
this.foreignAssocOne = foreignAssocOne;
|
||||
this.imported = imported;
|
||||
}
|
||||
|
||||
public void addFkeys(String name) {
|
||||
|
||||
BeanProperty[] embeddedProps = foreignAssocOne.getProperties();
|
||||
|
||||
for (int i = 0; i < imported.length; i++) {
|
||||
String n = name + "." + foreignAssocOne.getName() + "." + embeddedProps[i].getName();
|
||||
BeanFkeyProperty fkey = new BeanFkeyProperty(n, imported[i].localDbColumn, foreignAssocOne.getDeployOrder());
|
||||
owner.getBeanDescriptor().add(fkey);
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isScalar() {
|
||||
return false;
|
||||
}
|
||||
|
||||
public String getDbColumn() {
|
||||
return null;
|
||||
}
|
||||
|
||||
public void sqlAppend(DbSqlContext ctx) {
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
ctx.appendColumn(anImported.localDbColumn);
|
||||
}
|
||||
}
|
||||
|
||||
public void dmlAppend(GenerateDmlRequest request) {
|
||||
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
request.appendColumn(anImported.localDbColumn);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public String importedIdClause() {
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
for (int i = 0; i < imported.length; i++) {
|
||||
if (i > 0) {
|
||||
sb.append(", ");
|
||||
}
|
||||
sb.append(imported[i].localDbColumn).append(" = ?");
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
@Override
|
||||
public int bind(int position, SqlUpdate update, EntityBean bean) {
|
||||
|
||||
int pos = position;
|
||||
|
||||
EntityBean embedded = (EntityBean) foreignAssocOne.getValue(bean);
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
if (anImported.owner.isUpdateable()) {
|
||||
Object scalarValue = anImported.foreignProperty.getValue(embedded);
|
||||
update.setParameter(pos++, scalarValue);
|
||||
}
|
||||
}
|
||||
return pos;
|
||||
}
|
||||
|
||||
public Object bind(BindableRequest request, EntityBean bean) throws SQLException {
|
||||
|
||||
Object embeddedId = null;
|
||||
|
||||
if (bean != null) {
|
||||
embeddedId = foreignAssocOne.getValue(bean);
|
||||
}
|
||||
|
||||
if (embeddedId == null) {
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
if (anImported.owner.isUpdateable()) {
|
||||
request.bind(null, anImported.foreignProperty);
|
||||
}
|
||||
}
|
||||
|
||||
} else {
|
||||
EntityBean embedded = (EntityBean) embeddedId;
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
if (anImported.owner.isUpdateable()) {
|
||||
Object scalarValue = anImported.foreignProperty.getValue(embedded);
|
||||
request.bind(scalarValue, anImported.foreignProperty);
|
||||
}
|
||||
}
|
||||
}
|
||||
// hmmm, not worrying about this just yet
|
||||
return null;
|
||||
}
|
||||
|
||||
public void buildImport(IntersectionRow row, EntityBean other) {
|
||||
|
||||
EntityBean embeddedId = (EntityBean) foreignAssocOne.getValue(other);
|
||||
if (embeddedId == null) {
|
||||
String msg = "Foreign Key value null?";
|
||||
throw new PersistenceException(msg);
|
||||
}
|
||||
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
Object scalarValue = anImported.foreignProperty.getValue(embeddedId);
|
||||
row.put(anImported.localDbColumn, scalarValue);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Not supported for embedded id.
|
||||
*/
|
||||
public BeanProperty findMatchImport(String matchDbColumn) {
|
||||
|
||||
for (ImportedIdSimple anImported : imported) {
|
||||
BeanProperty p = anImported.findMatchImport(matchDbColumn);
|
||||
if (p != null) {
|
||||
return p;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
}
|
||||
@@ -0,0 +1,150 @@
|
||||
package io.ebeaninternal.server.deploy.id;
|
||||
|
||||
import java.sql.SQLException;
|
||||
import java.util.Arrays;
|
||||
import java.util.Comparator;
|
||||
import java.util.List;
|
||||
|
||||
import javax.persistence.PersistenceException;
|
||||
|
||||
import io.ebean.SqlUpdate;
|
||||
import io.ebean.bean.EntityBean;
|
||||
import io.ebeaninternal.server.core.InternString;
|
||||
import io.ebeaninternal.server.deploy.BeanFkeyProperty;
|
||||
import io.ebeaninternal.server.deploy.BeanProperty;
|
||||
import io.ebeaninternal.server.deploy.BeanPropertyAssoc;
|
||||
import io.ebeaninternal.server.deploy.DbSqlContext;
|
||||
import io.ebeaninternal.server.deploy.IntersectionRow;
|
||||
import io.ebeaninternal.server.persist.dml.GenerateDmlRequest;
|
||||
import io.ebeaninternal.server.persist.dmlbind.BindableRequest;
|
||||
|
||||
/**
|
||||
* Single scalar imported id.
|
||||
*/
|
||||
public final class ImportedIdSimple implements ImportedId, Comparable<ImportedIdSimple> {
|
||||
|
||||
/**
|
||||
* Helper class to sort ImportedIdSimple.
|
||||
*/
|
||||
private final static class EntryComparator implements Comparator<ImportedIdSimple> {
|
||||
public int compare(ImportedIdSimple o1, ImportedIdSimple o2) {
|
||||
return o1.compareTo(o2);
|
||||
}
|
||||
}
|
||||
|
||||
private static final EntryComparator COMPARATOR = new EntryComparator();
|
||||
|
||||
protected final BeanPropertyAssoc<?> owner;
|
||||
|
||||
protected final String localDbColumn;
|
||||
|
||||
protected final String localSqlFormula;
|
||||
|
||||
protected final String logicalName;
|
||||
|
||||
protected final BeanProperty foreignProperty;
|
||||
|
||||
protected final int position;
|
||||
|
||||
public ImportedIdSimple(BeanPropertyAssoc<?> owner, String localDbColumn, String localSqlFormula, BeanProperty foreignProperty, int position) {
|
||||
this.owner = owner;
|
||||
this.localDbColumn = InternString.intern(localDbColumn);
|
||||
this.localSqlFormula = InternString.intern(localSqlFormula);
|
||||
this.foreignProperty = foreignProperty;
|
||||
this.position = position;
|
||||
this.logicalName = InternString.intern(owner.getName() + "." + foreignProperty.getName());
|
||||
}
|
||||
|
||||
/**
|
||||
* Return the list as an array sorted into the same order as the Bean Properties.
|
||||
*/
|
||||
public static ImportedIdSimple[] sort(List<ImportedIdSimple> list) {
|
||||
|
||||
ImportedIdSimple[] importedIds = list.toArray(new ImportedIdSimple[list.size()]);
|
||||
|
||||
// sort into the same order as the BeanProperties
|
||||
Arrays.sort(importedIds, COMPARATOR);
|
||||
return importedIds;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(Object obj) {
|
||||
// remove FindBugs warning
|
||||
return obj == this;
|
||||
}
|
||||
|
||||
public int compareTo(ImportedIdSimple other) {
|
||||
return (position < other.position ? -1 : (position == other.position ? 0 : 1));
|
||||
}
|
||||
|
||||
public void addFkeys(String name) {
|
||||
BeanFkeyProperty fkey = new BeanFkeyProperty(name + "." + foreignProperty.getName(), localDbColumn, owner.getDeployOrder());
|
||||
owner.getBeanDescriptor().add(fkey);
|
||||
}
|
||||
|
||||
public boolean isScalar() {
|
||||
return true;
|
||||
}
|
||||
|
||||
public String getDbColumn() {
|
||||
return localDbColumn;
|
||||
}
|
||||
|
||||
private Object getIdValue(EntityBean bean) {
|
||||
return foreignProperty.getValue(bean);
|
||||
}
|
||||
|
||||
public void buildImport(IntersectionRow row, EntityBean other) {
|
||||
|
||||
Object value = getIdValue(other);
|
||||
if (value == null) {
|
||||
String msg = "Foreign Key value null?";
|
||||
throw new PersistenceException(msg);
|
||||
}
|
||||
|
||||
row.put(localDbColumn, value);
|
||||
}
|
||||
|
||||
public void sqlAppend(DbSqlContext ctx) {
|
||||
if (localSqlFormula != null) {
|
||||
ctx.appendFormulaSelect(localSqlFormula);
|
||||
} else {
|
||||
ctx.appendColumn(localDbColumn);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public void dmlAppend(GenerateDmlRequest request) {
|
||||
request.appendColumn(localDbColumn);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String importedIdClause() {
|
||||
return localDbColumn + " = ?";
|
||||
}
|
||||
|
||||
@Override
|
||||
public int bind(int position, SqlUpdate update, EntityBean bean) {
|
||||
Object value = getIdValue(bean);
|
||||
update.setParameter(position, value);
|
||||
return ++position;
|
||||
}
|
||||
|
||||
public Object bind(BindableRequest request, EntityBean bean) throws SQLException {
|
||||
|
||||
Object value = null;
|
||||
if (bean != null) {
|
||||
value = getIdValue(bean);
|
||||
}
|
||||
request.bind(value, foreignProperty);
|
||||
return value;
|
||||
}
|
||||
|
||||
public BeanProperty findMatchImport(String matchDbColumn) {
|
||||
|
||||
if (matchDbColumn.equals(localDbColumn)) {
|
||||
return foreignProperty;
|
||||
}
|
||||
return null;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,10 @@
|
||||
<HTML>
|
||||
<HEAD>
|
||||
<META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=iso-8859-1">
|
||||
<TITLE>Helpers for Id property conversion</TITLE>
|
||||
</HEAD>
|
||||
<Body BGCOLOR="#ffffff">
|
||||
Helpers for Id property conversion
|
||||
|
||||
</Body>
|
||||
</HTML>
|
||||
Reference in New Issue
Block a user