org.apache.catalina.cluster.deploy
Class WarWatcher

java.lang.Object
  org.apache.catalina.cluster.deploy.WarWatcher

public class WarWatcher

extends java.lang.Object

The WarWatcher watches the deployDir for changes made to the directory (adding new WAR files->deploy or remove WAR files->undeploy) And notifies a listener of the changes made

Version:

1.1

Author:

Filip Hanik, Peter Rossbach

Nested Class Summary

protected class	WarWatcher.WarFilter File name filter for war files
protected class	WarWatcher.WarInfo File information on existing WAR files

Field Summary

protected java.util.Map	currentStatus Currently deployed files
protected FileChangeListener	listener Parent to be notified of changes
static org.apache.commons.logging.Log	log
protected java.io.File	watchDir Directory to watch for war files

Constructor Summary

WarWatcher()

WarWatcher(FileChangeListener listener, java.io.File watchDir)

Method Summary

protected void	addWarInfo(java.io.File warfile) add cluster war to the watcher state
void	check() check for modification and send notifcation to listener
void	clear() clear watcher state
FileChangeListener	getListener()
java.io.File	getWatchDir()
void	setListener(FileChangeListener listener)
void	setWatchDir(java.io.File watchDir)

Methods inherited from class java.lang.Object

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

Field Detail

log

public static org.apache.commons.logging.Log log

watchDir

protected java.io.File watchDir

Directory to watch for war files

listener

protected FileChangeListener listener

Parent to be notified of changes

currentStatus

protected java.util.Map currentStatus

Currently deployed files

Constructor Detail

WarWatcher

public WarWatcher()

WarWatcher

public WarWatcher(FileChangeListener listener,
                  java.io.File watchDir)

Method Detail

check

public void check()

check for modification and send notifcation to listener

addWarInfo

protected void addWarInfo(java.io.File warfile)

add cluster war to the watcher state

Parameters:

warfile -

clear

public void clear()

clear watcher state

getWatchDir

public java.io.File getWatchDir()

Returns:

Returns the watchDir.

setWatchDir

public void setWatchDir(java.io.File watchDir)

Parameters:

watchDir - The watchDir to set.

getListener

public FileChangeListener getListener()

Returns:

Returns the listener.

setListener

public void setListener(FileChangeListener listener)

Parameters:

listener - The listener to set.