/*******************************************************************************
* Copyright (c) 2004 Composent, Inc. and others. All rights reserved. This
* program and the accompanying materials are made available under the terms of
* the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: Composent, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.ecf.internal.provider.xmpp;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.IAdapterManager;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.ecf.core.util.LogHelper;
import org.eclipse.ecf.core.util.PlatformHelper;
import org.eclipse.ecf.presence.service.IPresenceService;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.log.LogService;
import org.osgi.util.tracker.ServiceTracker;
/**
* The main plugin class to be used in the desktop.
*/
public class XmppPlugin implements BundleActivator {
public static final String PLUGIN_ID = "org.eclipse.ecf.provider.xmpp"; //$NON-NLS-1$
protected static final String NAMESPACE_IDENTIFIER = "ecf.xmpp"; //$NON-NLS-1$
protected static final String SECURE_NAMESPACE_IDENTIFIER = "ecf.xmpps"; //$NON-NLS-1$
protected static final String ROOM_NAMESPACE_IDENTIFIER = "xmpp.room.jive"; //$NON-NLS-1$
// The shared instance.
private static XmppPlugin plugin;
private BundleContext context = null;
private ServiceTracker logServiceTracker = null;
private Map services;
private ServiceTracker adapterManagerTracker = null;
public static void log(String message) {
getDefault().log(new Status(IStatus.OK, PLUGIN_ID, IStatus.OK, message, null));
}
public static void log(String message, Throwable e) {
getDefault().log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, message, e));
}
public IAdapterManager getAdapterManager() {
// First, try to get the adapter manager via
if (adapterManagerTracker == null) {
adapterManagerTracker = new ServiceTracker(this.context, IAdapterManager.class.getName(), null);
adapterManagerTracker.open();
}
IAdapterManager adapterManager = (IAdapterManager) adapterManagerTracker.getService();
// Then, if the service isn't there, try to get from Platform class via
// PlatformHelper class
if (adapterManager == null)
adapterManager = PlatformHelper.getPlatformAdapterManager();
if (adapterManager == null)
getDefault().log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.ERROR, "Cannot get adapter manager", null)); //$NON-NLS-1$
return adapterManager;
}
/**
* The constructor.
*/
public XmppPlugin() {
super();
plugin = this;
}
protected LogService getLogService() {
if (logServiceTracker == null) {
logServiceTracker = new ServiceTracker(this.context, LogService.class.getName(), null);
logServiceTracker.open();
}
return (LogService) logServiceTracker.getService();
}
public void log(IStatus status) {
final LogService logService = getLogService();
if (logService != null) {
logService.log(LogHelper.getLogCode(status), LogHelper.getLogMessage(status), status.getException());
}
}
/**
* This method is called upon plug-in activation
* @param context
* @throws Exception
*/
public void start(BundleContext context) throws Exception {
this.context = context;
services = new HashMap();
}
/**
* This method is called when the plug-in is stopped
* @param context
* @throws Exception
*/
public void stop(BundleContext context) throws Exception {
if (logServiceTracker != null) {
logServiceTracker.close();
logServiceTracker = null;
}
if (adapterManagerTracker != null) {
adapterManagerTracker.close();
adapterManagerTracker = null;
}
this.context = null;
plugin = null;
}
public void registerService(IPresenceService service) {
if (context != null) {
services.put(service, context.registerService(IPresenceService.class.getName(), service, null));
}
}
public void unregisterService(IPresenceService service) {
final ServiceRegistration registration = (ServiceRegistration) services.remove(service);
if (registration != null) {
registration.unregister();
}
}
/**
* Returns the shared instance.
* @return default instance of xmpp plugin.
*/
public synchronized static XmppPlugin getDefault() {
if (plugin == null) {
plugin = new XmppPlugin();
}
return plugin;
}
public String getNamespaceIdentifier() {
return NAMESPACE_IDENTIFIER;
}
public String getSecureNamespaceIdentifier() {
return SECURE_NAMESPACE_IDENTIFIER;
}
public String getRoomNamespaceIdentifier() {
return ROOM_NAMESPACE_IDENTIFIER;
}
}