org.eclipse.jetty.osgi.boot.internal.webapp

Class BundleWatcher

java.lang.Object

org.eclipse.jetty.osgi.boot.internal.webapp.BundleWatcher

All Implemented Interfaces:

org.osgi.util.tracker.BundleTrackerCustomizer

public class BundleWatcher
extends Object
implements org.osgi.util.tracker.BundleTrackerCustomizer

BundleWatcher Tracks the installation and removal of Bundles in the OSGi environment. Any bundles that are added are passed to the set of Jetty DeploymentManager providers to see if the bundle should be deployed as a webapp or ContextHandler into Jetty.

Author:

hmalphettes

Field Summary

Fields

Modifier and Type	Field and Description
static String	FILTER
static Collection<TldBundleDiscoverer>	JSP_REGISTRATION_HELPERS

Constructor Summary

Constructors

Constructor and Description
BundleWatcher()

Method Summary

Methods

Modifier and Type	Method and Description
Object	addingBundle(org.osgi.framework.Bundle bundle, org.osgi.framework.BundleEvent event) A bundle is being added to the BundleTracker.
Map<org.osgi.framework.ServiceReference,BundleProvider>	getDeployers(String managedServerName)
boolean	isWaitForDefaultServer()
void	modifiedBundle(org.osgi.framework.Bundle bundle, org.osgi.framework.BundleEvent event, Object object) A bundle tracked by the BundleTracker has been modified.
void	open()
protected void	openBundleTracker()
void	removedBundle(org.osgi.framework.Bundle bundle, org.osgi.framework.BundleEvent event, Object object) A bundle tracked by the BundleTracker has been removed.
void	setBundleTracker(org.osgi.util.tracker.BundleTracker bundleTracker)
void	setWaitForDefaultServer(boolean waitForDefaultServer)

Methods inherited from class java.lang.Object

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

Field Detail

JSP_REGISTRATION_HELPERS

public static final Collection<TldBundleDiscoverer> JSP_REGISTRATION_HELPERS

FILTER

public static final String FILTER

Constructor Detail

BundleWatcher

public BundleWatcher()
              throws Exception

Throws:

Exception

Method Detail

isWaitForDefaultServer

public boolean isWaitForDefaultServer()

setWaitForDefaultServer

public void setWaitForDefaultServer(boolean waitForDefaultServer)

setBundleTracker

public void setBundleTracker(org.osgi.util.tracker.BundleTracker bundleTracker)

open

public void open()
          throws Exception

Throws:

Exception

getDeployers

public Map<org.osgi.framework.ServiceReference,BundleProvider> getDeployers(String managedServerName)

Parameters:

managedServerName -

Returns:

addingBundle

public Object addingBundle(org.osgi.framework.Bundle bundle,
                  org.osgi.framework.BundleEvent event)

A bundle is being added to the BundleTracker.

This method is called before a bundle which matched the search parameters of the BundleTracker is added to the BundleTracker. This method should return the object to be tracked for the specified Bundle. The returned object is stored in the BundleTracker and is available from the getObject method.

Specified by:

addingBundle in interface org.osgi.util.tracker.BundleTrackerCustomizer

Parameters:

bundle - The Bundle being added to the BundleTracker.

event - The bundle event which caused this customizer method to be called or null if there is no bundle event associated with the call to this method.

Returns:

The object to be tracked for the specified Bundle object or null if the specified Bundle object should not be tracked.

modifiedBundle

public void modifiedBundle(org.osgi.framework.Bundle bundle,
                  org.osgi.framework.BundleEvent event,
                  Object object)

A bundle tracked by the BundleTracker has been modified.

This method is called when a bundle being tracked by the BundleTracker has had its state modified.

Specified by:

modifiedBundle in interface org.osgi.util.tracker.BundleTrackerCustomizer

Parameters:

bundle - The Bundle whose state has been modified.

event - The bundle event which caused this customizer method to be called or null if there is no bundle event associated with the call to this method.

object - The tracked object for the specified bundle.

removedBundle

public void removedBundle(org.osgi.framework.Bundle bundle,
                 org.osgi.framework.BundleEvent event,
                 Object object)

A bundle tracked by the BundleTracker has been removed.

This method is called after a bundle is no longer being tracked by the BundleTracker.

Specified by:

removedBundle in interface org.osgi.util.tracker.BundleTrackerCustomizer

Parameters:

bundle - The Bundle that has been removed.

event - The bundle event which caused this customizer method to be called or null if there is no bundle event associated with the call to this method.

object - The tracked object for the specified bundle.

openBundleTracker

protected void openBundleTracker()