org.apache.oozie.command.coord
Class CoordJobCommand

java.lang.Object
  extended by org.apache.oozie.command.Command<T,CoordinatorStore>
      extended by org.apache.oozie.command.coord.CoordinatorCommand<CoordinatorJobBean>
          extended by org.apache.oozie.command.coord.CoordJobCommand
All Implemented Interfaces:
Callable<CoordinatorJobBean>, XCallable<CoordinatorJobBean>

public class CoordJobCommand
extends CoordinatorCommand<CoordinatorJobBean>

Command for loading a coordinator job information


Field Summary
 
Fields inherited from class org.apache.oozie.command.Command
dryrun, instrumentation, LOCK_FAILURE_REQUEUE_INTERVAL
 
Constructor Summary
CoordJobCommand(String id)
           
CoordJobCommand(String id, boolean getActionInfo)
           
CoordJobCommand(String id, int start, int length)
           
 
Method Summary
protected  CoordinatorJobBean call(CoordinatorStore store)
          DagCallable subclasses must implement this method to perform their task.
 
Methods inherited from class org.apache.oozie.command.coord.CoordinatorCommand
getStoreClass
 
Methods inherited from class org.apache.oozie.command.Command
call, execute, getCreatedTime, getInstrumentation, getKey, getName, getPriority, getType, incrCommandCounter, incrJobCounter, incrJobCounter, lock, logQueueCallableFalse, queueCallable, queueCallable, queueCallable, queueCallableForException, resetLogInfoAction, resetLogInfoWorkflow, setLogInfo, setLogInfo, setLogInfo, setLogInfo, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

CoordJobCommand

public CoordJobCommand(String id)
Parameters:
id - coord jobId

CoordJobCommand

public CoordJobCommand(String id,
                       int start,
                       int length)
Parameters:
id - coord jobId
start - starting index in the list of actions belonging to the job
length - number of actions to be returned

CoordJobCommand

public CoordJobCommand(String id,
                       boolean getActionInfo)
Parameters:
id - coord jobId
getActionInfo - false to ignore loading actions for the job
Method Detail

call

protected CoordinatorJobBean call(CoordinatorStore store)
                           throws StoreException,
                                  CommandException
Description copied from class: Command
DagCallable subclasses must implement this method to perform their task.

The workflow store works in transactional mode. The transaction is committed only if this method ends successfully. Otherwise the transaction is rolledback.

Specified by:
call in class Command<CoordinatorJobBean,CoordinatorStore>
Parameters:
store - the workflow store instance for the callable, null if the callable does not use a store.
Returns:
the return value of the callable.
Throws:
StoreException - thrown if the workflow store could not perform an operation.
CommandException - thrown if the command could not perform its operation.


Copyright © 2012 Apache Software Foundation. All Rights Reserved.