org.apache.oozie.executor.jpa
Class WorkflowsJobGetJPAExecutor

java.lang.Object
  extended by org.apache.oozie.executor.jpa.WorkflowsJobGetJPAExecutor
All Implemented Interfaces:
JPAExecutor<WorkflowsInfo>

public class WorkflowsJobGetJPAExecutor
extends Object
implements JPAExecutor<WorkflowsInfo>


Constructor Summary
WorkflowsJobGetJPAExecutor(Map<String,List<String>> filter, int start, int len)
          This JPA Executor gets the workflows info for the range.
 
Method Summary
 WorkflowsInfo execute(javax.persistence.EntityManager em)
          Method that encapsulates JPA access operations.
 String getName()
          Return the name of the JPA executor.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

WorkflowsJobGetJPAExecutor

public WorkflowsJobGetJPAExecutor(Map<String,List<String>> filter,
                                  int start,
                                  int len)
This JPA Executor gets the workflows info for the range.

Parameters:
filter -
start -
len -
Method Detail

execute

public WorkflowsInfo 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<WorkflowsInfo>
Parameters:
em - an active EntityManager
Returns:
a return value if any.
Throws:
JPAExecutorException - thrown if a jpa executor failed

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<WorkflowsInfo>
Returns:
the name of the JPA executor.


Copyright © 2013 Apache Software Foundation. All Rights Reserved.