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org.apache.oozie.command.coord
Class CoordJobCommand

java.lang.Object
  org.apache.oozie.command.Command<T,CoordinatorStore>
      org.apache.oozie.command.coord.CoordinatorCommand<CoordinatorJobBean>
          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.