org.apache.oozie.executor.jpa
Class BulkUpdateInsertJPAExecutor

java.lang.Object
  org.apache.oozie.executor.jpa.BulkUpdateInsertJPAExecutor

Type Parameters:

T -

All Implemented Interfaces:

JPAExecutor<Void>

public class BulkUpdateInsertJPAExecutor
extends Object
implements JPAExecutor<Void>

Class for inserting and updating beans in bulk

Constructor Summary

BulkUpdateInsertJPAExecutor()

BulkUpdateInsertJPAExecutor(Collection<JsonBean> updateList, Collection<JsonBean> insertList)
Initialize the JPAExecutor using the insert and update list of JSON beans

Method Summary

Void	execute(javax.persistence.EntityManager em) Method that encapsulates JPA access operations.
String	getName() Return the name of the JPA executor.
void	setInsertList(Collection<JsonBean> insertList) Sets the insert list for JSON bean
void	setUpdateList(Collection<JsonBean> updateList) Sets the update list for JSON bean

Methods inherited from class java.lang.Object

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

Constructor Detail

BulkUpdateInsertJPAExecutor

public BulkUpdateInsertJPAExecutor(Collection<JsonBean> updateList,
                                   Collection<JsonBean> insertList)

Initialize the JPAExecutor using the insert and update list of JSON beans

Parameters:

updateList -

insertList -

BulkUpdateInsertJPAExecutor

public BulkUpdateInsertJPAExecutor()

Method Detail

setUpdateList

public void setUpdateList(Collection<JsonBean> updateList)

Sets the update list for JSON bean

Parameters:

updateList -

setInsertList

public void setInsertList(Collection<JsonBean> insertList)

Sets the insert list for JSON bean

Parameters:

insertList -

getName

public String getName()

Description copied from interface: JPAExecutor

Return the name of the JPA executor. Used for logging and instrumentation.

Specified by:

getName in interface JPAExecutor<Void>

Returns:

the name of the JPA executor.

execute

public Void execute(javax.persistence.EntityManager em)
             throws JPAExecutorException

Description copied from interface: JPAExecutor

Method that encapsulates JPA access operations.

Implementations should not close the received EntityManager.

Implementations should commit any transaction before ending, else the transaction will be rolled back.

Specified by:

execute in interface JPAExecutor<Void>

Parameters:

em - an active EntityManager

Returns:

a return value if any.

Throws:

JPAExecutorException - thrown if a jpa executor failed