public PluginRef unregPlugin(Plugin plugin) {
try {
if (plugin.getStatus() == PluginStatus.START) {
plugin.stop();
}
if (plugin.getStatus() == PluginStatus.STOP) {
plugin.destroy();
}
} catch (PluginException e) {
_LOG.error(e.getLocalizedMessage());
}
synchronized (_plugins) {
PluginRef ref = _plugins.get(plugin.getID());
if (ref != null) {
if (!ref.isUpdating()) {
_plugins.remove(plugin.getID());
ref.dispose();
}
removeDispatchSource(ref); //
ref.setPlugin(null);
}
return ref;
}
}
/**
* Unloads the plugin. The effectively shuts the plugin down and removes it from the
* PluginRegistry's resource loaders.
*
* @throws Exception
*/
public synchronized void unload() throws Exception {
if (plugin != null) {
plugin.stop();
// it's important that the plugin be removed from the resource loading system after shutdown
// in
// case the plugin needs to access the resource loader during shutdown
registry.removeResourceLoader(plugin.getName());
}
loaded = false;
}
/** This method is called when the plug-in is stopped */
public void stop(BundleContext context) throws Exception {
Object[] listeners = shutdownListeners.getListeners();
for (int i = 0; i < listeners.length; ++i) {
((IShutdownListener) listeners[i]).shutdown();
}
shutdownListeners.clear();
super.stop(context);
ResourcesPlugin.getWorkspace().removeResourceChangeListener(projectConvertListener);
ResourcesPlugin.getWorkspace().removeResourceChangeListener(reindexOperationListener);
plugin = null;
}
/** Terminates the plugin. */
public void stop() {
Plugin plugin = getPlugin();
if (plugin != null) {
try {
LOGGER.log(Level.FINE, "Stopping {0}", shortName);
plugin.stop();
} catch (Throwable t) {
LOGGER.log(WARNING, "Failed to shut down " + shortName, t);
}
} else {
LOGGER.log(Level.FINE, "Could not find Plugin instance to stop for {0}", shortName);
}
// Work around a bug in commons-logging.
// See http://www.szegedi.org/articles/memleak.html
LogFactory.release(classLoader);
}
/*
* (non-Javadoc)
* @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception {
plugin = null;
super.stop(context);
}
public void stop(BundleContext context) throws Exception {
super.stop(context);
tracker.close();
jschService.unregister();
}