ActiveMQ example source code file (JaasAuthenticationPlugin.java)

This example ActiveMQ source code file (JaasAuthenticationPlugin.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 - ActiveMQ tags/keywords

broker, brokerplugin, brokerplugin, jaasauthenticationbroker, jaasauthenticationbroker, jaasauthenticationplugin, net, network, string, string, url, url

The ActiveMQ JaasAuthenticationPlugin.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.activemq.security;

import java.net.URL;

import org.apache.activemq.broker.Broker;
import org.apache.activemq.broker.BrokerPlugin;

/**
 * Adds a JAAS based authentication security plugin
 * 
 * @org.apache.xbean.XBean description="Provides a JAAS based authentication plugin"
 * 
 * 
 */
public class JaasAuthenticationPlugin implements BrokerPlugin {
    protected String configuration = "activemq-domain";
    protected boolean discoverLoginConfig = true;

    public Broker installPlugin(Broker broker) {
        initialiseJaas();
        return new JaasAuthenticationBroker(broker, configuration);
    }


    // Properties
    // -------------------------------------------------------------------------
    public String getConfiguration() {
        return configuration;
    }

    /**
     * Sets the JAAS configuration domain name used
     */
    public void setConfiguration(String jaasConfiguration) {
        this.configuration = jaasConfiguration;
    }


    public boolean isDiscoverLoginConfig() {
        return discoverLoginConfig;
    }

    /**
     * Enables or disables the auto-discovery of the login.config file for JAAS to initialize itself. 
     * This flag is enabled by default such that if the <b>java.security.auth.login.config system property
     * is not defined then it is set to the location of the <b>login.config file on the classpath.
     */
    public void setDiscoverLoginConfig(boolean discoverLoginConfig) {
        this.discoverLoginConfig = discoverLoginConfig;
    }

    // Implementation methods
    // -------------------------------------------------------------------------
    protected void initialiseJaas() {
        if (discoverLoginConfig) {
            String path = System.getProperty("java.security.auth.login.config");
            if (path == null) {
                //URL resource = Thread.currentThread().getContextClassLoader().getResource("login.config");
                URL resource = null;
                if (resource == null) {
                    resource = getClass().getClassLoader().getResource("login.config");
                }
                if (resource != null) {
                    path = resource.getFile();
                    System.setProperty("java.security.auth.login.config", path);
                }
            }
        }
    }
}