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java.lang.Object org.apache.oozie.command.XCommand<T> org.apache.oozie.command.TransitionXCommand<T> org.apache.oozie.command.RerunTransitionXCommand<T>
T
- public abstract class RerunTransitionXCommand<T>
Transition command for rerun the job. The derived class has to override these following functions:
updateJob() : update job status and attributes rerunChildren() : submit or queue commands to rerun children notifyParent() : update the status to upstream if any
Field Summary | |
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protected String |
jobId
|
protected org.apache.oozie.client.Job.Status |
prevStatus
|
protected T |
ret
|
Fields inherited from class org.apache.oozie.command.TransitionXCommand |
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insertList, job, updateList |
Fields inherited from class org.apache.oozie.command.XCommand |
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DEFAULT_LOCK_TIMEOUT, DEFAULT_REQUEUE_DELAY, dryrun, instrumentation, INSTRUMENTATION_GROUP, LOG, logInfo |
Constructor Summary | |
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RerunTransitionXCommand(String name,
String type,
int priority)
The constructor for abstract class RerunTransitionXCommand |
|
RerunTransitionXCommand(String name,
String type,
int priority,
boolean dryrun)
The constructor for abstract class RerunTransitionXCommand |
Method Summary | |
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protected void |
eagerLoadState()
Load the necessary state to perform an eager precondition check. |
protected void |
eagerVerifyPrecondition()
Verify the precondition for the command before obtaining a lock. |
protected T |
execute()
Command execution body. |
org.apache.oozie.client.Job.Status |
getPrevStatus()
This method will return the previous status. |
abstract void |
rerunChildren()
Rerun actions associated with the job |
void |
transitToNext()
Transit to the next status based on the result of the Job. |
protected void |
verifyPrecondition()
Verify the precondition for the command after a lock has been obtain, just before executing the command. |
Methods inherited from class org.apache.oozie.command.TransitionXCommand |
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getJob, notifyParent, performWrites, setJob, updateJob |
Methods inherited from class org.apache.oozie.command.XCommand |
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call, executeInterrupts, getCreatedTime, getEntityKey, getInstrumentation, getKey, getLockTimeOut, getLog, getName, getPriority, getRequeueDelay, getType, inInterruptMode, isLockRequired, isReQueueRequired, loadState, queue, queue, resetUsed, setInterruptMode |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected String jobId
protected T ret
protected org.apache.oozie.client.Job.Status prevStatus
Constructor Detail |
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public RerunTransitionXCommand(String name, String type, int priority)
RerunTransitionXCommand
name
- the command nametype
- the command typepriority
- the command prioritypublic RerunTransitionXCommand(String name, String type, int priority, boolean dryrun)
RerunTransitionXCommand
name
- the command nametype
- the command typepriority
- the command prioritydryrun
- true if dryrun is enableMethod Detail |
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public void transitToNext()
TransitionXCommand
transitToNext
in class TransitionXCommand<T>
public abstract void rerunChildren() throws CommandException
CommandException
- thrown if failed to rerun actionsprotected T execute() throws CommandException
XCommand
execute
in class TransitionXCommand<T>
CommandException
- thrown if the command execution failed.protected void verifyPrecondition() throws CommandException, PreconditionException
XCommand
verifyPrecondition
in class XCommand<T>
CommandException
- thrown if the precondition is not met.
PreconditionException
protected void eagerLoadState() throws CommandException
XCommand
eagerLoadState
in class XCommand<T>
CommandException
protected void eagerVerifyPrecondition() throws CommandException, PreconditionException
XCommand
eagerVerifyPrecondition
in class XCommand<T>
CommandException
- thrown if the precondition is not met.
PreconditionException
public org.apache.oozie.client.Job.Status getPrevStatus()
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