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java.lang.Objectorg.apache.openjpa.jdbc.meta.strats.AbstractStrategy
org.apache.openjpa.jdbc.meta.strats.AbstractFieldStrategy
org.apache.openjpa.jdbc.meta.strats.ContainerFieldStrategy
org.apache.openjpa.jdbc.meta.strats.MapTableFieldStrategy
org.apache.openjpa.jdbc.meta.strats.HandlerRelationMapTableFieldStrategy
public class HandlerRelationMapTableFieldStrategy
Mapping for a map whose keys are controlled by a ValueHandler
and whose values are relations to other persistent objects.
| Field Summary |
|---|
| Fields inherited from class org.apache.openjpa.jdbc.meta.strats.AbstractFieldStrategy |
|---|
field |
| Constructor Summary | |
|---|---|
HandlerRelationMapTableFieldStrategy()
|
|
| Method Summary | |
|---|---|
void |
delete(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set the where values appropriately to delete the proper instance, and set all relations on non-secondary tables as updates. |
ColumnIO |
getKeyColumnIO()
|
Column[] |
getKeyColumns(ClassMapping cls)
Return the columns holding data for a map key for the given key mapping from LRSMapFieldStrategy.getIndependentKeyMappings(boolean) or
LRSMapFieldStrategy.getIndependentValueMappings(boolean) (or null). |
Result[] |
getResults(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
int eagerMode,
Joins[] resJoins,
boolean lrs)
Return results containing all keys and values for this map. |
Column[] |
getValueColumns(ClassMapping cls)
Return the columns holding data for a map value for the given value mapping from LRSMapFieldStrategy.getIndependentKeyMappings(boolean) or
LRSMapFieldStrategy.getIndependentValueMappings(boolean) (or null). |
void |
initialize()
Perform caching and other initialization operations. |
void |
insert(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set values for the mapping into the proper rows. |
Joins |
joinKeyRelation(Joins joins,
boolean forceOuter,
boolean traverse)
Join this value's table to the table for the related first class object key type, if any. |
Joins |
joinRelation(Joins joins,
boolean forceOuter,
boolean traverse)
Join this value's table to the table for the related first class object type, if any. |
Joins |
joinValueRelation(Joins joins,
ClassMapping val)
Invokes FieldStrategy.joinRelation(org.apache.openjpa.jdbc.sql.Joins, boolean, boolean) by default. |
Object |
loadKey(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Result res,
Joins joins)
Load a key from the given result. |
Object |
loadValue(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Result res,
Joins joins)
Load a value from the given result. |
void |
map(boolean adapt)
Map the owning mapping using this strategy. |
void |
selectKey(Select sel,
ClassMapping key,
OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Joins joins)
Implement this method to select the keys of this field. |
void |
selectValue(Select sel,
ClassMapping val,
OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Joins joins)
Implement this method to select the values of this field. |
void |
setKey(Object keyObj,
JDBCStore store,
Row row)
|
Object |
toDataStoreValue(Object val,
JDBCStore store)
Translate the given external field value to its datastore equivalent. |
Object |
toKeyDataStoreValue(Object val,
JDBCStore store)
Translate the given key value to its datastore equivalent. |
void |
update(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
Set values for the mapping into the proper rows. |
| Methods inherited from class org.apache.openjpa.jdbc.meta.strats.MapTableFieldStrategy |
|---|
deriveKey, deriveValue, getFieldMapping, getIndependentElementMappings, getIndependentKeyMappings, getIndependentValueMappings, getJoinForeignKey, getJoinForeignKey, handleMappedByForeignKey, isTypeUnjoinedSubclass, join, joinKey, joinKeyRelation, load, loadKeyProjection, loadProjection, populateKey, supportsSelect |
| Methods inherited from class org.apache.openjpa.jdbc.meta.strats.ContainerFieldStrategy |
|---|
appendIndex, appendIsEmpty, appendIsNotEmpty, appendIsNotNull, appendIsNull, appendJoinCount, appendSize, appendUnaliasedJoin |
| Methods inherited from class org.apache.openjpa.jdbc.meta.strats.AbstractFieldStrategy |
|---|
appendType, assertNotMappedBy, isEagerSelectToMany, isVersionable, load, loadEagerJoin, loadEagerParallel, select, selectEagerJoin, selectEagerParallel, setFieldMapping, where |
| Methods inherited from class org.apache.openjpa.jdbc.meta.strats.AbstractStrategy |
|---|
customDelete, customInsert, customUpdate, getAlias, isCustomDelete, isCustomInsert, isCustomUpdate |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface org.apache.openjpa.jdbc.meta.FieldStrategy |
|---|
appendIndex, appendIsEmpty, appendIsNotEmpty, appendIsNotNull, appendIsNull, appendSize, appendType, isEagerSelectToMany, isVersionable, load, loadEagerJoin, loadEagerParallel, select, selectEagerJoin, selectEagerParallel, setFieldMapping, where |
| Methods inherited from interface org.apache.openjpa.jdbc.meta.Strategy |
|---|
customDelete, customInsert, customUpdate, getAlias, isCustomDelete, isCustomInsert, isCustomUpdate |
| Constructor Detail |
|---|
public HandlerRelationMapTableFieldStrategy()
| Method Detail |
|---|
public Column[] getKeyColumns(ClassMapping cls)
LRSMapFieldStrategyLRSMapFieldStrategy.getIndependentKeyMappings(boolean) or
LRSMapFieldStrategy.getIndependentValueMappings(boolean) (or null).
public ColumnIO getKeyColumnIO()
public Column[] getValueColumns(ClassMapping cls)
LRSMapFieldStrategyLRSMapFieldStrategy.getIndependentKeyMappings(boolean) or
LRSMapFieldStrategy.getIndependentValueMappings(boolean) (or null).
public void selectKey(Select sel,
ClassMapping key,
OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Joins joins)
LRSMapFieldStrategyLRSMapFieldStrategy.loadKey(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration, org.apache.openjpa.jdbc.sql.Result, org.apache.openjpa.jdbc.sql.Joins).
This method is only used if the key is not derived from the value.
public void selectValue(Select sel,
ClassMapping val,
OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Joins joins)
LRSMapFieldStrategyLRSMapFieldStrategy.loadValue(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration, org.apache.openjpa.jdbc.sql.Result, org.apache.openjpa.jdbc.sql.Joins).
public Result[] getResults(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
int eagerMode,
Joins[] resJoins,
boolean lrs)
throws SQLException
LRSMapFieldStrategyLRSMapFieldStrategy.loadKey(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration, org.apache.openjpa.jdbc.sql.Result, org.apache.openjpa.jdbc.sql.Joins) or
LRSMapFieldStrategy.deriveKey(org.apache.openjpa.jdbc.kernel.JDBCStore, java.lang.Object) and LRSMapFieldStrategy.loadValue(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration, org.apache.openjpa.jdbc.sql.Result, org.apache.openjpa.jdbc.sql.Joins) methods.
SQLException
public Object loadKey(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Result res,
Joins joins)
throws SQLException
LRSMapFieldStrategy
SQLException
public Object loadValue(OpenJPAStateManager sm,
JDBCStore store,
JDBCFetchConfiguration fetch,
Result res,
Joins joins)
throws SQLException
LRSMapFieldStrategy
SQLException
public Joins joinValueRelation(Joins joins,
ClassMapping val)
MapTableFieldStrategyFieldStrategy.joinRelation(org.apache.openjpa.jdbc.sql.Joins, boolean, boolean) by default.
joinValueRelation in interface LRSMapFieldStrategyjoinValueRelation in class MapTableFieldStrategypublic void map(boolean adapt)
Strategy
map in interface Strategymap in class MapTableFieldStrategyadapt - if true, use the owning mapping's raw mapping info
to set its ORM data; if false, ORM data will already be setpublic void initialize()
StrategyStrategy.map(boolean), and after all related components have been
mapped as well.
initialize in interface Strategyinitialize in class AbstractStrategy
public void insert(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
throws SQLException
Strategy
insert in interface Strategyinsert in class AbstractStrategySQLException
public void setKey(Object keyObj,
JDBCStore store,
Row row)
throws SQLException
SQLException
public void update(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
throws SQLException
Strategy
update in interface Strategyupdate in class AbstractStrategySQLExceptionStrategy.insert(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.sql.RowManager)
public Joins joinRelation(Joins joins,
boolean forceOuter,
boolean traverse)
FieldStrategy
joinRelation in interface FieldStrategyjoinRelation in class AbstractFieldStrategytraverse - if true, throw proper exception if it is not
possible for this mapping to traverse into the related type
public Joins joinKeyRelation(Joins joins,
boolean forceOuter,
boolean traverse)
FieldStrategy
joinKeyRelation in interface FieldStrategyjoinKeyRelation in class AbstractFieldStrategytraverse - if true, throw proper exception if it is not
possible for this mapping to traverse into the related type
public Object toDataStoreValue(Object val,
JDBCStore store)
FieldStrategy
toDataStoreValue in interface FieldStrategytoDataStoreValue in class AbstractFieldStrategy
public Object toKeyDataStoreValue(Object val,
JDBCStore store)
FieldStrategy
toKeyDataStoreValue in interface FieldStrategytoKeyDataStoreValue in class AbstractFieldStrategy
public void delete(OpenJPAStateManager sm,
JDBCStore store,
RowManager rm)
throws SQLException
Strategy
delete in interface Strategydelete in class MapTableFieldStrategySQLExceptionStrategy.insert(org.apache.openjpa.kernel.OpenJPAStateManager, org.apache.openjpa.jdbc.kernel.JDBCStore, org.apache.openjpa.jdbc.sql.RowManager)
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