Package play

Class Invocation

java.lang.Object

play.Invocation

All Implemented Interfaces:

Runnable

Direct Known Subclasses:

Job

public abstract class Invocation
extends Object
implements Runnable

An Invocation in something to run in a Play! context

Constructor Summary

Constructors

Constructor	Description
Invocation()

Method Summary

Modifier and Type	Method	Description
void	after()	Things to do after an Invocation.
void	before()	Things to do before an Invocation
abstract void	execute()	Override this method
abstract InvocationContext	getInvocationContext()
boolean	init()	Init the call (especially useful in DEV mode to detect changes)
void	onActionInvocationException(Http.Request request, Http.Response response, Throwable e)
void	onSuccess()	Things to do when the whole invocation has succeeded (before + execute + after)
protected void	preInit()	Needs this method to do stuff *before* init() is executed.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Runnable

run

Constructor Details

Invocation

public Invocation()

Method Details

execute

public abstract void execute()

Override this method

preInit

protected void preInit()

Needs this method to do stuff *before* init() is executed. The different Invocation-implementations does a lot of stuff in init() and they might do it before calling super.init()

init

public boolean init()
             throws IOException

Init the call (especially useful in DEV mode to detect changes)

Returns:

true if successful

Throws:

IOException

getInvocationContext

public abstract InvocationContext getInvocationContext()

before

public void before()

Things to do before an Invocation

after

public void after()

Things to do after an Invocation. (if the Invocation code has not thrown any exception)

onSuccess

public void onSuccess()
               throws Exception

Things to do when the whole invocation has succeeded (before + execute + after)

Throws:

Exception

onActionInvocationException

public void onActionInvocationException(Http.Request request,
 Http.Response response,
 Throwable e)