Apache CXF example source code file (ManagedEndpoint.java)

This example Apache CXF source code file (ManagedEndpoint.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Apache CXF tags/keywords

attribute, endpoint, endpoint, managedattribute, managedendpoint, managedoperation, management, server, server, serverlifecyclemanager, state, state, string, string, stringbuilder

The Apache CXF ManagedEndpoint.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.cxf.endpoint;

import javax.management.JMException;
import javax.management.ObjectName;

import org.apache.cxf.Bus;
import org.apache.cxf.management.ManagedComponent;
import org.apache.cxf.management.ManagementConstants;
import org.apache.cxf.management.annotation.ManagedAttribute;
import org.apache.cxf.management.annotation.ManagedOperation;
import org.apache.cxf.management.annotation.ManagedResource;

@ManagedResource(componentName = "Endpoint", 
                 description = "Responsible for managing server instances.")

public class ManagedEndpoint implements ManagedComponent, ServerLifeCycleListener {

    private Bus bus;
    private Endpoint endpoint;
    private Server server;
    private enum State { CREATED, STARTED, STOPPED };
    private State state = State.CREATED;
    
    public ManagedEndpoint(Bus b, Endpoint ep, Server s) {
        bus = b;
        endpoint = ep;
        server = s;
    }

    @ManagedOperation        
    public void start() {
        if (state == State.STARTED) {
            return;
        }
        ServerLifeCycleManager mgr = bus.getExtension(ServerLifeCycleManager.class);
        if (mgr != null) {
            mgr.registerListener(this);
        }
        server.start();
    }
    
    @ManagedOperation
    public void stop() {
        server.stop();
    }
    
    @ManagedOperation
    public void destroy() {
        server.destroy();
    }

    @ManagedAttribute(description = "Address Attribute", currencyTimeLimit = 60)
    public String getAddress() {
        return endpoint.getEndpointInfo().getAddress();
    }
    
    @ManagedAttribute(description = "TransportId Attribute", currencyTimeLimit = 60)
    public String getTransportId() {
        return endpoint.getEndpointInfo().getAddress();
    }
    
    @ManagedAttribute(description = "Server State")
    public String getState() {
        return state.toString();
    }
        
    public ObjectName getObjectName() throws JMException {
        String busId = bus.getId();
        StringBuilder buffer = new StringBuilder();
        buffer.append(ManagementConstants.DEFAULT_DOMAIN_NAME + ":");
        buffer.append(ManagementConstants.BUS_ID_PROP + "=" + busId + ",");
        buffer.append(ManagementConstants.TYPE_PROP + "=" + "Bus.Service.Endpoint,");
       

        String serviceName = ObjectName.quote(endpoint.getService().getName().toString());
        buffer.append(ManagementConstants.SERVICE_NAME_PROP + "=" + serviceName + ",");
        String endpointName = ObjectName.quote(endpoint.getEndpointInfo().getName().getLocalPart());
        buffer.append(ManagementConstants.PORT_NAME_PROP + "=" + endpointName);
        
        //Use default domain name of server
        return new ObjectName(buffer.toString());
    }

    public void startServer(Server s) {
        if (server.equals(s)) {
            state = State.STARTED;            
        }
    }

    public void stopServer(Server s) {
        if (server.equals(s)) {
            state = State.STOPPED;
            // unregister server to avoid the memory leak
            ServerLifeCycleManager mgr = bus.getExtension(ServerLifeCycleManager.class);
            if (mgr != null) {
                mgr.unRegisterListener(this);                
            }
        }
    }
}