org.apache.openjpa.jdbc.meta
Class DiscriminatorMappingInfo

java.lang.Object
  org.apache.openjpa.jdbc.meta.MappingInfo
      org.apache.openjpa.jdbc.meta.DiscriminatorMappingInfo

public class DiscriminatorMappingInfo
extends MappingInfo

Information about the mapping from a discriminator to the schema, in raw form. The columns and tables used in mapping info will not be part of the SchemaGroup used at runtime. Rather, they will be structs with the relevant pieces of information filled in.

Author:

Abe White

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.openjpa.jdbc.meta.MappingInfo

MappingInfo.ForeignKeyDefaults, MappingInfo.TableDefaults

Field Summary

Fields inherited from class org.apache.openjpa.jdbc.meta.MappingInfo

JOIN_FORWARD, JOIN_INVERSE, JOIN_NONE

Constructor Summary

DiscriminatorMappingInfo()

Method Summary

protected void	clear(boolean canFlags) Clear mapping information.
void	copy(MappingInfo info) Copy missing info from the instance to this one.
Column[]	getColumns(Discriminator discrim, Column[] tmplates, boolean adapt) Return the columns set for this discriminator, based on the given templates.
Index	getIndex(Discriminator discrim, Column[] cols, boolean adapt) Return the index to set on the discriminator columns, or null if none.
String	getValue() Raw discriminator value string.
Object	getValue(Discriminator discrim, boolean adapt) Return the discriminator value as an object of the right type.
void	setValue(String value) Raw discriminator value string.
void	syncWith(Discriminator disc) Synchronize internal information with the mapping data for the given discriminator.

Methods inherited from class org.apache.openjpa.jdbc.meta.MappingInfo

assertNoForeignKey, assertNoIndex, assertNoJoin, assertNoSchemaComponents, assertNoUnique, assertStrategy, canForeignKey, canIndex, canUnique, clear, createColumns, createForeignKey, createIndex, createTable, createUnique, getColumnIO, getColumns, getForeignKey, getIndex, getJoinDirection, getStrategy, getUnique, hasSchemaComponents, mergeColumn, setCanForeignKey, setCanIndex, setCanUnique, setColumnIO, setColumns, setForeignKey, setIndex, setJoinDirection, setStrategy, setUnique, syncColumn, syncColumns, syncForeignKey, syncIndex, syncUnique

Methods inherited from class java.lang.Object

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

Constructor Detail

DiscriminatorMappingInfo

public DiscriminatorMappingInfo()

Method Detail

getValue

public String getValue()

Raw discriminator value string.

setValue

public void setValue(String value)

Raw discriminator value string.

getValue

public Object getValue(Discriminator discrim,
                       boolean adapt)

Return the discriminator value as an object of the right type.

getColumns

public Column[] getColumns(Discriminator discrim,
                           Column[] tmplates,
                           boolean adapt)

Return the columns set for this discriminator, based on the given templates.

getIndex

public Index getIndex(Discriminator discrim,
                      Column[] cols,
                      boolean adapt)

Return the index to set on the discriminator columns, or null if none.

syncWith

public void syncWith(Discriminator disc)

Synchronize internal information with the mapping data for the given discriminator.

clear

protected void clear(boolean canFlags)

Description copied from class: MappingInfo

Clear mapping information.

Overrides:

clear in class MappingInfo

Parameters:

canFlags - whether to clear information about whether we can place indexed, foreign keys, etc on this mapping

copy

public void copy(MappingInfo info)

Description copied from class: MappingInfo

Copy missing info from the instance to this one.

Overrides:

copy in class MappingInfo