org.kth.dks.util
Class AsyncOperation

java.lang.Object
  org.kth.dks.util.AsyncOperation

public class AsyncOperation
extends java.lang.Object

AsyncOperation implements a class to register operations, to associate a state with an operation, and to wait for the completion of operations. Multiple threads waiting for an operation to complete is possible.

Method Summary

void	cancel()
void	cancel(java.lang.Exception ex)
void	complete(java.lang.Object result)
static void	complete(java.lang.String name, java.lang.Object result)
static AsyncOperation	get(java.lang.String key)
java.lang.String	getKey()
java.lang.Object	getState()
void	setState(java.lang.Object state)
static AsyncOperation	start()
static AsyncOperation	start(java.lang.Object state)
void	voidOperationMapping()
java.lang.Object	waitOn()
java.lang.Object	waitOn(long timeout)

Methods inherited from class java.lang.Object

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

Method Detail

start

public static AsyncOperation start()

start

public static AsyncOperation start(java.lang.Object state)

getKey

public java.lang.String getKey()

getState

public java.lang.Object getState()

setState

public void setState(java.lang.Object state)

get

public static AsyncOperation get(java.lang.String key)

waitOn

public java.lang.Object waitOn()
                        throws java.lang.InterruptedException,
                               CancellationException,
                               java.lang.Exception

Throws:

java.lang.InterruptedException

CancellationException

java.lang.Exception

waitOn

public java.lang.Object waitOn(long timeout)
                        throws java.lang.InterruptedException,
                               TimeoutException,
                               CancellationException

Throws:

java.lang.InterruptedException

TimeoutException

CancellationException

complete

public void complete(java.lang.Object result)

complete

public static void complete(java.lang.String name,
                            java.lang.Object result)

cancel

public void cancel()

cancel

public void cancel(java.lang.Exception ex)

voidOperationMapping

public void voidOperationMapping()