com.gargoylesoftware.htmlunit.javascript.background
Class DefaultJavaScriptExecutor

java.lang.Object
  com.gargoylesoftware.htmlunit.javascript.background.DefaultJavaScriptExecutor

All Implemented Interfaces:

JavaScriptExecutor, Serializable, Runnable

Direct Known Subclasses:

GAEJavaScriptExecutor

public class DefaultJavaScriptExecutor
extends Object
implements JavaScriptExecutor

An event loop to execute all the JavaScript jobs.

Version:

$Revision: 8931 $

Author:

Amit Manjhi, Kostadin Chikov, Ronald Brill

See Also:

Serialized Form

Constructor Summary

DefaultJavaScriptExecutor(WebClient webClient)
Creates an EventLoop for the webClient.

Method Summary

void	addWindow(WebWindow newWindow) Register a window with the eventLoop.
protected JavaScriptJobManager	getJobManagerWithEarliestJob() Returns the JobExecutor corresponding to the earliest job.
protected String	getThreadName() Defines the thread name; overload if needed.
int	pumpEventLoop(long timeoutMillis) Executes the jobs in the eventLoop till timeoutMillis expires or the eventLoop becomes empty.
void	run() Runs the eventLoop.
void	shutdown() Notes that this thread has been shutdown.
protected void	startThreadIfNeeded() Starts the eventLoopThread_.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultJavaScriptExecutor

public DefaultJavaScriptExecutor(WebClient webClient)

Creates an EventLoop for the webClient.

Parameters:

webClient - the provided webClient

Method Detail

startThreadIfNeeded

protected void startThreadIfNeeded()

Starts the eventLoopThread_.

getThreadName

protected String getThreadName()

Defines the thread name; overload if needed.

Returns:

the name of the js executor thread

getJobManagerWithEarliestJob

protected JavaScriptJobManager getJobManagerWithEarliestJob()

Returns the JobExecutor corresponding to the earliest job.

Returns:

the JobExectuor with the earliest job.

pumpEventLoop

public int pumpEventLoop(long timeoutMillis)

Executes the jobs in the eventLoop till timeoutMillis expires or the eventLoop becomes empty. No use in non-GAE mode.

Specified by:

pumpEventLoop in interface JavaScriptExecutor

Parameters:

timeoutMillis - the timeout in milliseconds

Returns:

the number of jobs executed

run

public void run()

Runs the eventLoop.

Specified by:

run in interface Runnable

addWindow

public void addWindow(WebWindow newWindow)

Register a window with the eventLoop.

Specified by:

addWindow in interface JavaScriptExecutor

Parameters:

newWindow - the new web window

shutdown

public void shutdown()

Notes that this thread has been shutdown.

Specified by:

shutdown in interface JavaScriptExecutor