public class DeleteObjectQuery extends ObjectLevelModifyQuery
Purpose: Used for deleting objects.
Responsibilities: Extract primary key from object and delete it.
DatabaseQuery.ParameterType| Modifier and Type | Field and Description |
|---|---|
protected boolean |
isFullRowRequired
PERF: By default only the translation row is used for deletes, the full row can be requested for custom deletes.
|
protected boolean |
usesOptimisticLocking
Indicates whether the query should use optimistic locking.
|
backupClone, object, objectChangeSet, primaryKeyforceBatchStatementExecution, isBatchExecutionSupported, modifyRowaccessors, allowNativeSQLQuery, argumentFields, argumentParameterTypes, arguments, argumentTypeNames, argumentTypes, argumentValues, BATCH_FETCH_PROPERTY, CascadeAggregateDelete, CascadeAllParts, CascadeByMapping, CascadeDependentParts, cascadePolicy, CascadePrivateParts, descriptor, descriptors, doNotRedirect, executionSession, flushOnExecute, hintString, isCustomQueryUsed, isExecutionClone, isNativeConnectionRequired, isPrepared, isUserDefined, isUserDefinedSQLCall, monitorName, name, NoCascading, nullableArguments, parameterDelimiter, partitioningPolicy, properties, queryMechanism, queryTimeout, redirector, session, sessionName, shouldBindAllParameters, shouldCacheStatement, shouldCloneCall, shouldMaintainCache, shouldPrepare, shouldRetrieveBypassCache, shouldStoreBypassCache, shouldUseWrapperPolicy, shouldValidateUpdateCallCacheUse, sourceMapping, translationRow| Constructor and Description |
|---|
DeleteObjectQuery() |
DeleteObjectQuery(Call call) |
DeleteObjectQuery(java.lang.Object objectToDelete) |
| Modifier and Type | Method and Description |
|---|---|
protected DatabaseQuery |
checkForCustomQuery(org.eclipse.persistence.internal.sessions.AbstractSession session,
org.eclipse.persistence.internal.sessions.AbstractRecord translationRow)
INTERNAL:
Check to see if a custom query should be used for this query.
|
java.lang.Object |
executeDatabaseQuery()
INTERNAL:
Perform the work to delete an object.
|
protected java.lang.Object |
executeInUnitOfWorkObjectLevelModifyQuery(org.eclipse.persistence.internal.sessions.UnitOfWorkImpl unitOfWork,
org.eclipse.persistence.internal.sessions.AbstractRecord translationRow)
INTERNAL:
Code was moved from UnitOfWork.internalExecuteQuery
|
protected QueryRedirector |
getDefaultRedirector()
INTERNAL:
Returns the specific default redirector for this query type.
|
boolean |
isDeleteObjectQuery()
PUBLIC:
Return if this is a delete object query.
|
boolean |
isFullRowRequired()
ADVANCED:
Return if the full row is required by the delete query.
|
protected void |
prepare()
INTERNAL:
Prepare the receiver for execution in a session.
|
protected void |
prepareCustomQuery(DatabaseQuery customQuery)
INTERNAL:
Set the properties needed to be cascaded into the custom query.
|
void |
prepareForExecution()
INTERNAL:
Prepare the receiver for execution in a session.
|
void |
setIsFullRowRequired(boolean isFullRowRequired)
ADVANCED:
Set if the full row is required by the delete query.
|
void |
setObject(java.lang.Object object)
PUBLIC: (REQUIRED)
Set the object required for modification.
|
protected boolean |
shouldUseOptimisticLocking(java.lang.Object object)
INTERNAL:
Determines whether the query should use optimistic locking with the passed object.
|
boolean |
usesOptimisticLocking()
INTERNAL:
Indicating whether the query should use optimistic locking.
|
checkDescriptor, executeInUnitOfWork, getBackupClone, getObject, getObjectChangeSet, getPrimaryKey, getReferenceClass, getReferenceClassName, isObjectLevelModifyQuery, resetMonitorName, setBackupClone, setObjectChangeSet, setPrimaryKey, toStringforceBatchStatementExecution, getModifyRow, isBatchExecutionSupported, isModifyQuery, setForceBatchStatementExecution, setIsBatchExecutionSupported, setModifyRowaddArgument, addArgument, addArgument, addArgument, addArgument, addArgument, addArgumentByTypeName, addArgumentValue, addArgumentValues, addCall, addStatement, bindAllParameters, buildArgumentFields, buildSelectionCriteria, cacheStatement, cascadeAllParts, cascadeByMapping, cascadeOnlyDependentParts, cascadePrivateParts, checkEarlyReturn, checkPrepare, checkPrepare, clone, clonedQueryExecutionComplete, convertClassNamesToClasses, copyFromQuery, dontBindAllParameters, dontCacheStatement, dontCascadeParts, dontMaintainCache, execute, extractRemoteResult, getAccessor, getAccessors, getArgumentParameterTypes, getArguments, getArgumentTypeNames, getArgumentTypes, getArgumentValues, getBatchObjects, getCall, getCascadePolicy, getDatasourceCall, getDatasourceCalls, getDescriptor, getDescriptors, getDomainClassNounName, getDoNotRedirect, getEJBQLString, getExecutionSession, getFlushOnExecute, getHintString, getJPQLString, getMonitorName, getName, getNullableArguments, getParameterDelimiter, getParameterDelimiterChar, getPartitioningPolicy, getProperties, getProperty, getQueryMechanism, getQueryNounName, getQueryTimeout, getRedirector, getRedirectorForQuery, getSelectionCriteria, getSensorName, getSession, getSessionName, getShouldBindAllParameters, getSourceMapping, getSQLStatement, getSQLString, getSQLStrings, getTranslatedSQLString, getTranslatedSQLStrings, getTranslationRow, hasAccessor, hasArguments, hasNullableArguments, hasProperties, hasQueryMechanism, hasSessionName, ignoreBindAllParameters, ignoreCacheStatement, isCallQuery, isCascadeOfAggregateDelete, isCustomQueryUsed, isCustomSelectionQuery, isDataModifyQuery, isDataReadQuery, isDefaultPropertiesQuery, isDeleteAllQuery, isDirectReadQuery, isExecutionClone, isExpressionQuery, isInsertObjectQuery, isJPQLCallQuery, isModifyAllQuery, isNativeConnectionRequired, isObjectBuildingQuery, isObjectLevelReadQuery, isPrepared, isReadAllQuery, isReadObjectQuery, isReadQuery, isReportQuery, isResultSetMappingQuery, isSQLCallQuery, isUpdateAllQuery, isUpdateObjectQuery, isUserDefined, isUserDefinedSQLCall, isValueReadQuery, isWriteObjectQuery, maintainCache, prepareCall, prepareForRemoteExecution, prepareFromQuery, prepareInternal, redirectQuery, remoteExecute, remoteExecute, removeProperty, replaceValueHoldersIn, retrieveBypassCache, rowFromArguments, setAccessor, setAccessors, setAllowNativeSQLQuery, setArguments, setArgumentTypeNames, setArgumentTypes, setArgumentValues, setBatchObjects, setCall, setCascadePolicy, setDatasourceCall, setDescriptor, setDoNotRedirect, setEJBQLString, setExecutionSession, setFlushOnExecute, setHintString, setIsCustomQueryUsed, setIsExecutionClone, setIsNativeConnectionRequired, setIsPrepared, setIsUserDefined, setIsUserDefinedSQLCall, setJPQLString, setName, setNullableArguments, setParameterDelimiter, setPartitioningPolicy, setProperties, setProperty, setQueryMechanism, setQueryTimeout, setRedirector, setSelectionCriteria, setSession, setSessionName, setShouldBindAllParameters, setShouldBindAllParameters, setShouldCacheStatement, setShouldMaintainCache, setShouldPrepare, setShouldRetrieveBypassCache, setShouldStoreBypassCache, setShouldUseWrapperPolicy, setShouldValidateUpdateCallCacheUse, setSourceMapping, setSQLStatement, setSQLString, setTranslationRow, shouldAllowNativeSQLQuery, shouldBindAllParameters, shouldCacheStatement, shouldCascadeAllParts, shouldCascadeByMapping, shouldCascadeOnlyDependentParts, shouldCascadeParts, shouldCascadePrivateParts, shouldCloneCall, shouldIgnoreBindAllParameters, shouldIgnoreCacheStatement, shouldMaintainCache, shouldPrepare, shouldPrepare, shouldRetrieveBypassCache, shouldStoreBypassCache, shouldUseWrapperPolicy, shouldValidateUpdateCallCacheUse, storeBypassCacheprotected boolean isFullRowRequired
protected boolean usesOptimisticLocking
public DeleteObjectQuery()
public DeleteObjectQuery(java.lang.Object objectToDelete)
public DeleteObjectQuery(Call call)
public boolean isFullRowRequired()
public void setIsFullRowRequired(boolean isFullRowRequired)
protected DatabaseQuery checkForCustomQuery(org.eclipse.persistence.internal.sessions.AbstractSession session, org.eclipse.persistence.internal.sessions.AbstractRecord translationRow)
checkForCustomQuery in class DatabaseQueryprotected java.lang.Object executeInUnitOfWorkObjectLevelModifyQuery(org.eclipse.persistence.internal.sessions.UnitOfWorkImpl unitOfWork,
org.eclipse.persistence.internal.sessions.AbstractRecord translationRow)
throws DatabaseException,
OptimisticLockException
executeInUnitOfWorkObjectLevelModifyQuery in class ObjectLevelModifyQueryunitOfWork - translationRow - DatabaseExceptionOptimisticLockExceptionprotected QueryRedirector getDefaultRedirector()
getDefaultRedirector in class DatabaseQuerypublic java.lang.Object executeDatabaseQuery()
throws DatabaseException,
OptimisticLockException
executeDatabaseQuery in class DatabaseQueryDatabaseException - - an error has occurred on the database.OptimisticLockException - - an error has occurred using the optimistic lock feature.public boolean isDeleteObjectQuery()
isDeleteObjectQuery in class DatabaseQuerypublic void setObject(java.lang.Object object)
setObject in class ObjectLevelModifyQueryprotected boolean shouldUseOptimisticLocking(java.lang.Object object)
public boolean usesOptimisticLocking()
protected void prepare()
prepare in class ObjectLevelModifyQueryprotected void prepareCustomQuery(DatabaseQuery customQuery)
prepareCustomQuery in class DatabaseQuerypublic void prepareForExecution()
throws QueryException
prepareForExecution in class ObjectLevelModifyQueryQueryException