com.neurosys.modules.etl

Class DeleteRelatedEntitiesMySQLTransformer

java.lang.Object

com.neurosys.modules.etl.DeleteRelatedEntitiesJPATransformer

com.neurosys.modules.etl.DeleteRelatedEntitiesMySQLTransformer

All Implemented Interfaces:

org.apache.commons.collections.Transformer

public class DeleteRelatedEntitiesMySQLTransformer
extends DeleteRelatedEntitiesJPATransformer

Related entities can grow in relation to the core entity.
(MySQL) This Transformer provides a visitor via injection to the core logic, that can allow manipulating the number of entities that are effected in a delete operation.

Author:

Arjun Dhar

See Also:

DeleteRelatedEntitiesJPATransformer.transform(Object)

Field Summary

Fields inherited from class com.neurosys.modules.etl.DeleteRelatedEntitiesJPATransformer

entityManager, entityName, isNative, relatedEntities

Constructor Summary

Constructors

Constructor and Description
DeleteRelatedEntitiesMySQLTransformer()
DeleteRelatedEntitiesMySQLTransformer(String[][] relatedNativeEntities, String entityName)

Method Summary

Modifier and Type	Method and Description
protected void	deleteBasedOnHierarchy(Object input, String relatedEntityName, String relatedFieldName)

Methods inherited from class com.neurosys.modules.etl.DeleteRelatedEntitiesJPATransformer

getEntityManager, getEntityName, getRelatedEntities, setEntityManager, setEntityName, setRelatedEntities, transform

Methods inherited from class java.lang.Object

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

Constructor Detail

DeleteRelatedEntitiesMySQLTransformer

public DeleteRelatedEntitiesMySQLTransformer()

DeleteRelatedEntitiesMySQLTransformer

public DeleteRelatedEntitiesMySQLTransformer(String[][] relatedNativeEntities,
                                             String entityName)

Method Detail

deleteBasedOnHierarchy

@Transactional(readOnly=false)
protected void deleteBasedOnHierarchy(Object input,
                                                                     String relatedEntityName,
                                                                     String relatedFieldName)

Overrides:

deleteBasedOnHierarchy in class DeleteRelatedEntitiesJPATransformer