org.batoo.jpa.jdbc

Class JoinTable

java.lang.Object

org.batoo.jpa.jdbc.AbstractTable

org.batoo.jpa.jdbc.JoinTable

All Implemented Interfaces:

JoinableTable

public class JoinTable
extends AbstractTable
implements JoinableTable

Since:

2.0.0

Author:

hceylan

Constructor Summary

Constructors

Constructor and Description
JoinTable(JdbcAdaptor jdbcAdaptor, EntityTypeDescriptor entity, AssociationMapping<?,?,?> mapping, JoinTableMetadata metadata)

Method Summary

Methods

Modifier and Type	Method and Description
String	createJoin(javax.persistence.criteria.JoinType joinType, String parentAlias, String alias, boolean forward) Creates a join between the source and destination entities
ForeignKey	getDestinationKey() Returns the destinationKey of the JoinTable.
EntityTypeDescriptor	getEntity() Returns the oner entity of the table.
OrderColumn	getOrderColumn() Returns the order column.
ForeignKey	getSourceKey() Returns the sourceKey of the JoinTable.
void	link(EntityTypeDescriptor source, EntityTypeDescriptor destination)
void	performInsert(Connection connection, Object source, Joinable[] batch, int size) Performs the insert for the join.
void	performRemove(Connection connection, Object source, Object key, Object destination) Performs the remove for the join.
void	performRemoveAll(Connection connection, Object source) Performs the remove for the join.
void	setKeyColumn(ColumnMetadata mapKeyColumn, String name, javax.persistence.TemporalType mapKeyTemporalType, javax.persistence.EnumType mapKeyEnumType, Class<?> mapKeyJavaType) Sets the map key column.
void	setOrderColumn(ColumnMetadata orderColumn, String name, AbstractLocator locator) Sets the order column for the owned list type joins

Methods inherited from class org.batoo.jpa.jdbc.AbstractTable

addColumn, addForeignKey, getCatalog, getColumnMap, getColumnNames, getColumns, getForeignKeys, getInsertColumns, getInsertSql, getLocator, getName, getPkColumnNames, getQName, getRestrictionColumns, getRestrictionSql, getSchema, getSelectVersionColumns, getSelectVersionSql, getUniqueConstraints, getUpdateColumns, getUpdateSql, getVersionUpdateSql, setName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JoinTable

public JoinTable(JdbcAdaptor jdbcAdaptor,
         EntityTypeDescriptor entity,
         AssociationMapping<?,?,?> mapping,
         JoinTableMetadata metadata)

Parameters:

jdbcAdaptor - the jdbc adaptor

entity - the owner entity

mapping - the owner mapping

metadata - the metadata

Since:

2.0.0

Method Detail

createJoin

public String createJoin(javax.persistence.criteria.JoinType joinType,
                String parentAlias,
                String alias,
                boolean forward)

Creates a join between the source and destination entities

Parameters:

joinType - the type of the join

parentAlias - the alias of the parent table

alias - the alias of the table

forward - if the join if forward or backwards

Returns:

the join SQL fragment

Since:

2.0.0

getDestinationKey

public ForeignKey getDestinationKey()

Returns the destinationKey of the JoinTable.

Returns:

the destinationKey of the JoinTable

Since:

2.0.0

getEntity

public EntityTypeDescriptor getEntity()

Returns the oner entity of the table.

Returns:

the oner entity of the table

Since:

2.0.0

getOrderColumn

public OrderColumn getOrderColumn()

Returns the order column.

Returns:

the order column

Since:

2.0.0

getSourceKey

public ForeignKey getSourceKey()

Returns the sourceKey of the JoinTable.

Returns:

the sourceKey of the JoinTable

Since:

2.0.0

link

public void link(EntityTypeDescriptor source,
        EntityTypeDescriptor destination)

Parameters:

source - the source entity

destination - the destination entity

Since:

2.0.0

performInsert

public void performInsert(Connection connection,
                 Object source,
                 Joinable[] batch,
                 int size)
                   throws SQLException

Performs the insert for the join.

Specified by:

performInsert in interface JoinableTable

Parameters:

connection - the connection

source - the source instance

batch - the array of joinable batch

size - the size of the batch

Throws:

SQLException - thrown if there is an underlying SQL Exception

performRemove

public void performRemove(Connection connection,
                 Object source,
                 Object key,
                 Object destination)
                   throws SQLException

Performs the remove for the join.

Specified by:

performRemove in interface JoinableTable

Parameters:

connection - the connection

source - the source instance

key - the key object

destination - the destination instance

Throws:

SQLException - thrown if there is an underlying SQL Exception

performRemoveAll

public void performRemoveAll(Connection connection,
                    Object source)
                      throws SQLException

Performs the remove for the join.

Specified by:

performRemoveAll in interface JoinableTable

Parameters:

connection - the connection

source - the source instance

Throws:

SQLException - thrown if there is an underlying SQL Exception

setKeyColumn

public void setKeyColumn(ColumnMetadata mapKeyColumn,
                String name,
                javax.persistence.TemporalType mapKeyTemporalType,
                javax.persistence.EnumType mapKeyEnumType,
                Class<?> mapKeyJavaType)

Sets the map key column.

Parameters:

mapKeyColumn - the map key column definition

name - the name of the column

mapKeyTemporalType - the temporal type of the map key

mapKeyEnumType - the enum type of the map key

mapKeyJavaType - the java type of the map's key

Since:

2.0.0

setOrderColumn

public void setOrderColumn(ColumnMetadata orderColumn,
                  String name,
                  AbstractLocator locator)

Sets the order column for the owned list type joins

Parameters:

orderColumn - the order column definition

name - the name of the column

locator - the locator

Since:

2.0.0