Package info.freelibrary.util

Class ProcessWatcher

java.lang.Object

java.lang.Thread

info.freelibrary.util.ProcessWatcher

All Implemented Interfaces:

Runnable

public class ProcessWatcher
extends Thread

Watcher that can register listeners that will fire when the process has finished.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
ProcessWatcher(ProcessBuilder aProcessBuilder)	Creates a watcher for a Process started by the supplied ProcessBuilder.

Method Summary

Modifier and Type	Method	Description
ProcessWatcher	addListener(ProcessListener aListener)	Add a ProcessListener to this watcher.
ProcessWatcher	removeListener(ProcessListener aListener)	Remove a ProcessListener to this watcher.
void	run()

Methods inherited from class java.lang.Thread

activeCount, checkAccess, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, toString, yield

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ProcessWatcher

public ProcessWatcher(ProcessBuilder aProcessBuilder)
               throws IOException

Creates a watcher for a Process started by the supplied ProcessBuilder.

Parameters:

aProcessBuilder - A builder that will spawn the process to watch

Throws:

IOException - If there is trouble starting the process

Method Detail

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

addListener

public ProcessWatcher addListener(ProcessListener aListener)

Add a ProcessListener to this watcher.

Parameters:

aListener - A process listener to add to this watcher

Returns:

The process watcher to which the listener has been attached

removeListener

public ProcessWatcher removeListener(ProcessListener aListener)

Remove a ProcessListener to this watcher.

Parameters:

aListener - A process listener to remove from this watcher

Returns:

The process watcher to which the listener has been attached