org.apache.oozie.executor.jpa

Class CoordJobsGetFromParentIdJPAExecutor

java.lang.Object

org.apache.oozie.executor.jpa.CoordJobsGetFromParentIdJPAExecutor

All Implemented Interfaces:

JPAExecutor<java.util.List<java.lang.String>>

public class CoordJobsGetFromParentIdJPAExecutor
extends java.lang.Object
implements JPAExecutor<java.util.List<java.lang.String>>

Load the list of CoordinatorJob with the passed in parentId

Constructor Summary

Constructors

Constructor and Description
CoordJobsGetFromParentIdJPAExecutor(java.lang.String parentId, int limit)
CoordJobsGetFromParentIdJPAExecutor(java.lang.String parentId, int offset, int limit)

Method Summary

Methods

Modifier and Type	Method and Description
java.util.List<java.lang.String>	execute(javax.persistence.EntityManager em) Method that encapsulates JPA access operations.
java.lang.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

CoordJobsGetFromParentIdJPAExecutor

public CoordJobsGetFromParentIdJPAExecutor(java.lang.String parentId,
                                   int limit)

CoordJobsGetFromParentIdJPAExecutor

public CoordJobsGetFromParentIdJPAExecutor(java.lang.String parentId,
                                   int offset,
                                   int limit)

Method Detail

getName

public java.lang.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<java.util.List<java.lang.String>>

Returns:

the name of the JPA executor.

execute

public java.util.List<java.lang.String> 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<java.util.List<java.lang.String>>

Parameters:

em - an active EntityManager

Returns:

a return value if any.

Throws:

JPAExecutorException - thrown if a jpa executor failed