/*
* Copyright 2004,2005 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.axis2.osgi.internal;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.osgi.OSGiAxisServlet;
import static org.apache.axis2.osgi.deployment.OSGiAxis2Constants.AXIS2_OSGi_ROOT_CONTEXT;
import org.apache.axis2.osgi.deployment.OSGiConfigurationContextFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.osgi.framework.*;
import org.osgi.service.http.HttpService;
import org.osgi.service.http.NamespaceException;
import org.osgi.util.tracker.ServiceTracker;
import javax.servlet.ServletException;
/**
* Activator will set the necessary parameters that initiate Axis2 OSGi integration
*/
public class Activator implements BundleActivator{
private static Log log = LogFactory.getLog(Activator.class);
private HttpServiceTracker tracker;
private final OSGiConfigurationContextFactory managedService;
public Activator() {
managedService = new OSGiConfigurationContextFactory();
}
public void start(BundleContext context) throws Exception {
managedService.start(context);
managedService.updated(null);
tracker = new HttpServiceTracker(context);
tracker.open();
}
public void stop(BundleContext context) {
tracker.close();
managedService.stop();
//ungetService ConfigurationContext.class.getName()
ServiceReference configCtxRef =
context.getServiceReference(ConfigurationContext.class.getName());
if (configCtxRef != null) {
context.ungetService(configCtxRef);
}
}
//HttpServiceTracker
class HttpServiceTracker extends ServiceTracker {
public HttpServiceTracker(BundleContext context) {
super(context, HttpService.class.getName(), null);
}
public Object addingService(ServiceReference serviceReference) {
HttpService httpService = (HttpService) context.getService(serviceReference);
try {
OSGiAxisServlet axisServlet = new OSGiAxisServlet(context);
ServiceReference configCtxRef =
context.getServiceReference(ConfigurationContext.class.getName());
ConfigurationContext configCtx =
(ConfigurationContext) context.getService(configCtxRef);
String propServiceContextRoot = context.getProperty(AXIS2_OSGi_ROOT_CONTEXT);
String serviceContextRoot = "services";
if (propServiceContextRoot != null && propServiceContextRoot.length() != 0) {
if (propServiceContextRoot.startsWith("/")) {
serviceContextRoot = propServiceContextRoot.substring(1);
} else {
serviceContextRoot = propServiceContextRoot;
}
}
configCtx.setServicePath(serviceContextRoot);
String contextRoot = "/" + serviceContextRoot;
log.info("Registering SOAP message listener servlet to context : " + contextRoot);
httpService.registerServlet(contextRoot, axisServlet, null, null);
} catch (ServletException e) {
String msg = "Error while registering servlets";
log.error(msg, e);
} catch (NamespaceException e) {
String msg = "Namespace missmatch when registering servlets";
log.error(msg, e);
}
return httpService;
}
}
}