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org.apache.oozie.command.coord
Class CoordActionCheckCommand

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

All Implemented Interfaces:

Callable<Void>, XCallable<Void>

public class CoordActionCheckCommand
extends CoordinatorCommand<Void>

Field Summary

Fields inherited from class org.apache.oozie.command.Command

dryrun, instrumentation, LOCK_FAILURE_REQUEUE_INTERVAL

Constructor Summary

CoordActionCheckCommand(String actionId, int actionCheckDelay)

Method Summary

protected Void	call(CoordinatorStore cstore) DagCallable subclasses must implement this method to perform their task.
protected Void	execute(CoordinatorStore store)

Methods inherited from class org.apache.oozie.command.coord.CoordinatorCommand

getStoreClass

Methods inherited from class org.apache.oozie.command.Command

call, 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

CoordActionCheckCommand

public CoordActionCheckCommand(String actionId,
                               int actionCheckDelay)

Method Detail

call

protected Void call(CoordinatorStore cstore)
             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<Void,CoordinatorStore>

Parameters:

cstore - 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.

execute

protected Void execute(CoordinatorStore store)
                throws StoreException,
                       CommandException

Overrides:

execute in class Command<Void,CoordinatorStore>

Throws:

StoreException

CommandException