org.datanucleus.store.rdbms.mapping.java

Class OracleStringLobMapping

java.lang.Object

org.datanucleus.store.rdbms.mapping.java.JavaTypeMapping

org.datanucleus.store.rdbms.mapping.java.SingleFieldMapping

org.datanucleus.store.rdbms.mapping.java.StringMapping

org.datanucleus.store.rdbms.mapping.java.OracleStringLobMapping

All Implemented Interfaces:

MappingCallbacks

public class OracleStringLobMapping
extends StringMapping
implements MappingCallbacks

Mapping for a String type for Oracle when stored in a BLOB or CLOB column.

Field Summary

Fields inherited from class org.datanucleus.store.rdbms.mapping.java.JavaTypeMapping

absFieldNumber, datastoreMappings, mmd, referenceMapping, roleForMember, storeMgr, table, type

Constructor Summary

Constructors

Constructor and Description
OracleStringLobMapping()

Method Summary

Modifier and Type	Method and Description
void	insertPostProcessing(org.datanucleus.state.ObjectProvider op) Retrieve the empty BLOB/CLOB locator created by the insert statement and write out the current BLOB/CLOB field value to the Oracle BLOB/CLOB object
void	postFetch(org.datanucleus.state.ObjectProvider op) Method called after the retrieval of the object, so that additional operations can be performed if necessary.
void	postInsert(org.datanucleus.state.ObjectProvider op) Method called after the insert of the object so that additional operations can be performed if necessary.
void	postUpdate(org.datanucleus.state.ObjectProvider op) Method called after the update of the object, so that additional operations can be performed if necessary.
void	preDelete(org.datanucleus.state.ObjectProvider op) Method called before the delete of objects, so that additional operations can be performed if necessary.

Methods inherited from class org.datanucleus.store.rdbms.mapping.java.StringMapping

getJavaType

Methods inherited from class org.datanucleus.store.rdbms.mapping.java.SingleFieldMapping

getBoolean, getByte, getChar, getDefaultLength, getDouble, getFloat, getInt, getJavaTypeForDatastoreMapping, getLong, getObject, getShort, getString, getValidValues, initialize, prepareDatastoreMapping, setBoolean, setByte, setChar, setDouble, setFloat, setInt, setLong, setObject, setShort, setString

Methods inherited from class org.datanucleus.store.rdbms.mapping.java.JavaTypeMapping

addDatastoreMapping, equals, failureMessage, getAbsoluteFieldNumber, getColumnMetaDataForMember, getDatastoreMapping, getDatastoreMappings, getMemberMetaData, getNumberOfDatastoreMappings, getObject, getReferenceMapping, getRoleForMember, getStoreManager, getTable, getType, getValueForDatastoreMapping, hashCode, hasSimpleDatastoreRepresentation, includeInFetchStatement, includeInInsertStatement, includeInUpdateStatement, initialize, isNullable, isSerialised, representableAsStringLiteralInStatement, setAbsFieldNumber, setMemberMetaData, setObject, setReferenceMapping, setRoleForMember, setTable

Methods inherited from class java.lang.Object

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

Constructor Detail

OracleStringLobMapping

public OracleStringLobMapping()

Method Detail

insertPostProcessing

public void insertPostProcessing(org.datanucleus.state.ObjectProvider op)

Retrieve the empty BLOB/CLOB locator created by the insert statement and write out the current BLOB/CLOB field value to the Oracle BLOB/CLOB object

Specified by:

insertPostProcessing in interface MappingCallbacks

Parameters:

op - The ObjectProvider owner of this field

postInsert

public void postInsert(org.datanucleus.state.ObjectProvider op)

Description copied from interface: MappingCallbacks

Method called after the insert of the object so that additional operations can be performed if necessary.

Specified by:

postInsert in interface MappingCallbacks

Parameters:

op - ObjectProvider of the owner

postFetch

public void postFetch(org.datanucleus.state.ObjectProvider op)

Description copied from interface: MappingCallbacks

Method called after the retrieval of the object, so that additional operations can be performed if necessary.

Specified by:

postFetch in interface MappingCallbacks

Parameters:

op - ObjectProvider of the owner

postUpdate

public void postUpdate(org.datanucleus.state.ObjectProvider op)

Description copied from interface: MappingCallbacks

Method called after the update of the object, so that additional operations can be performed if necessary.

Specified by:

postUpdate in interface MappingCallbacks

Parameters:

op - ObjectProvider of the owner

preDelete

public void preDelete(org.datanucleus.state.ObjectProvider op)

Description copied from interface: MappingCallbacks

Method called before the delete of objects, so that additional operations can be performed if necessary.

Specified by:

preDelete in interface MappingCallbacks

Parameters:

op - ObjectProvider of the owner