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org.apache.oozie.command.wf
Class ActionStartCommand

java.lang.Object
  org.apache.oozie.command.Command<T,WorkflowStore>
      org.apache.oozie.command.wf.WorkflowCommand<Void>
          org.apache.oozie.command.wf.ActionCommand<Void>
              org.apache.oozie.command.wf.ActionStartCommand

All Implemented Interfaces:

Callable<Void>, XCallable<Void>

public class ActionStartCommand
extends ActionCommand<Void>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.oozie.command.wf.ActionCommand

ActionCommand.ActionExecutorContext

Field Summary

static String	COULD_NOT_START
static String	EL_ERROR
static String	EL_EVAL_ERROR
static String	EXEC_DATA_MISSING
static String	START_DATA_MISSING

Fields inherited from class org.apache.oozie.command.wf.ActionCommand

INSTR_FAILED_JOBS_COUNTER, RECOVERY_ID_SEPARATOR

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

dryrun, instrumentation, LOCK_FAILURE_REQUEUE_INTERVAL

Constructor Summary

ActionStartCommand(String id, String type)

Method Summary

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

Methods inherited from class org.apache.oozie.command.wf.ActionCommand

addActionCron, failJob, handleError, handleNonTransient, handleTransient, incrActionCounter

Methods inherited from class org.apache.oozie.command.wf.WorkflowCommand

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

Field Detail

EL_ERROR

public static final String EL_ERROR

See Also:

Constant Field Values

EL_EVAL_ERROR

public static final String EL_EVAL_ERROR

See Also:

Constant Field Values

COULD_NOT_START

public static final String COULD_NOT_START

See Also:

Constant Field Values

START_DATA_MISSING

public static final String START_DATA_MISSING

See Also:

Constant Field Values

EXEC_DATA_MISSING

public static final String EXEC_DATA_MISSING

See Also:

Constant Field Values

Constructor Detail

ActionStartCommand

public ActionStartCommand(String id,
                          String type)

Method Detail

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.

execute

protected Void execute(WorkflowStore store)
                throws CommandException,
                       StoreException

Overrides:

execute in class Command<Void,WorkflowStore>

Throws:

CommandException

StoreException