play.jobs
Class Job<V>

java.lang.Object
  play.Invoker.Invocation
      play.jobs.Job<V>

Type Parameters:

V - The job result type (if any)

All Implemented Interfaces:

java.lang.Runnable, java.util.concurrent.Callable<V>

public class Job<V>
extends Invoker.Invocation
implements java.util.concurrent.Callable<V>

A job is an asynchronously executed unit of work

Field Summary

protected java.util.concurrent.ExecutorService	executor
static java.lang.String	invocationType
protected java.lang.Throwable	lastException
protected long	lastRun
protected boolean	wasError

Constructor Summary

Job()

Method Summary

void	_finally() Things to do in all cases after the invocation.
V	call()
void	doJob() Here you do the job
V	doJobWithResult() Here you do the job and return a result
void	every(int seconds) Run this job every n seconds
void	every(java.lang.String delay) Run this job every n seconds
void	execute() Override this method
Invoker.InvocationContext	getInvocationContext()
F.Promise<V>	in(int seconds) Start this job in several seconds
F.Promise<V>	in(java.lang.String delay) Start this job in several seconds
F.Promise<V>	now() Start this job now (well ASAP)
void	onException(java.lang.Throwable e) Things to do if the Invocation code thrown an exception
void	run() It's time to execute.
java.lang.String	toString()

Methods inherited from class play.Invoker.Invocation

after, before, init, onSuccess, preInit, suspend

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

invocationType

public static final java.lang.String invocationType

See Also:

Constant Field Values

executor

protected java.util.concurrent.ExecutorService executor

lastRun

protected long lastRun

wasError

protected boolean wasError

lastException

protected java.lang.Throwable lastException

Constructor Detail

Job

public Job()

Method Detail

getInvocationContext

public Invoker.InvocationContext getInvocationContext()

Specified by:

getInvocationContext in class Invoker.Invocation

doJob

public void doJob()
           throws java.lang.Exception

Here you do the job

Throws:

java.lang.Exception

doJobWithResult

public V doJobWithResult()
                  throws java.lang.Exception

Here you do the job and return a result

Throws:

java.lang.Exception

execute

public void execute()
             throws java.lang.Exception

Description copied from class: Invoker.Invocation

Override this method

Specified by:

execute in class Invoker.Invocation

Throws:

java.lang.Exception

now

public F.Promise<V> now()

Start this job now (well ASAP)

Returns:

the job completion

in

public F.Promise<V> in(java.lang.String delay)

Start this job in several seconds

Returns:

the job completion

in

public F.Promise<V> in(int seconds)

Start this job in several seconds

Returns:

the job completion

every

public void every(java.lang.String delay)

Run this job every n seconds

every

public void every(int seconds)

Run this job every n seconds

onException

public void onException(java.lang.Throwable e)

Description copied from class: Invoker.Invocation

Things to do if the Invocation code thrown an exception

Overrides:

onException in class Invoker.Invocation

run

public void run()

Description copied from class: Invoker.Invocation

It's time to execute.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class Invoker.Invocation

call

public V call()

Specified by:

call in interface java.util.concurrent.Callable<V>

_finally

public void _finally()

Description copied from class: Invoker.Invocation

Things to do in all cases after the invocation.

Overrides:

_finally in class Invoker.Invocation

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object