org.apache.oozie.command.wf
Class PurgeCommand
java.lang.Object
org.apache.oozie.command.Command<T,WorkflowStore>
org.apache.oozie.command.wf.WorkflowCommand<Void>
org.apache.oozie.command.wf.PurgeCommand
- All Implemented Interfaces:
- Callable<Void>, XCallable<Void>
public class PurgeCommand
- extends WorkflowCommand<Void>
Method Summary |
protected Void |
call(WorkflowStore store)
DagCallable subclasses must implement this method to perform their task. |
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 |
PurgeCommand
public PurgeCommand(int olderThan,
int limit)
call
protected Void call(WorkflowStore 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<Void,WorkflowStore>
- 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.