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CoordJobInfoGetJPAExecutor (Apache Oozie Core 3.3.0 API)
org.apache.oozie.executor.jpa
Class CoordJobInfoGetJPAExecutor
java.lang.Object
org.apache.oozie.executor.jpa.CoordJobInfoGetJPAExecutor
All Implemented Interfaces: JPAExecutor <CoordinatorJobInfo >
public class CoordJobInfoGetJPAExecutor extends Object implements JPAExecutor <CoordinatorJobInfo >
Load the CoordinatorInfo and return it.
Methods inherited from class java.lang.Object
clone , equals , finalize , getClass , hashCode , notify , notifyAll , toString , wait , wait , wait
CoordJobInfoGetJPAExecutor
public CoordJobInfoGetJPAExecutor (Map <String ,List <String >> filter,
int start,
int len)
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 <CoordinatorJobInfo >
Returns: the name of the JPA executor.
execute
public CoordinatorJobInfo 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 <CoordinatorJobInfo >
Parameters: em
- an active EntityManager
Returns: a return value if any.
Throws:
JPAExecutorException
- thrown if a jpa executor failed
Copyright © 2012 Apache Software Foundation . All Rights Reserved.