1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.activemq.web.config;
   18   
   19   import java.util.Collection;
   20   
   21   import javax.jms.ConnectionFactory;
   22   import javax.management.remote.JMXServiceURL;
   23   import javax.naming.InitialContext;
   24   import javax.naming.NameNotFoundException;
   25   import javax.naming.NamingException;
   26   
   27   /**
   28    * Configuration based on JNDI values.
   29    *
   30    * @version $Revision: $
   31    */
   32   public class JNDIConfiguration extends AbstractConfiguration {
   33   
   34       private static final String JNDI_JMS_CONNECTION_FACTORY = "java:comp/env/jms/connectionFactory";
   35       private static final String JNDI_JMS_URL = "java:comp/env/jms/url";
   36       private static final String JNDI_JMS_USER = "java:comp/env/jms/user";
   37       private static final String JNDI_JMS_PASSWORD = "java:comp/env/jms/password";
   38   
   39       private static final String JNDI_JMX_URL = "java:comp/env/jmx/url";
   40       private static final String JNDI_JMX_USER = "java:comp/env/jmx/user";
   41       private static final String JNDI_JMX_PASSWORD = "java:comp/env/jmx/password";
   42   
   43       private InitialContext context;
   44   
   45       public JNDIConfiguration() throws NamingException {
   46           this.context = new InitialContext();
   47       }
   48   
   49       public JNDIConfiguration(InitialContext context) {
   50           this.context = context;
   51       }
   52   
   53       public ConnectionFactory getConnectionFactory() {
   54           try {
   55               ConnectionFactory connectionFactory = (ConnectionFactory) this.context
   56                       .lookup(JNDI_JMS_CONNECTION_FACTORY);
   57               return connectionFactory;
   58           } catch (NameNotFoundException e) {
   59               // try to find an url
   60           } catch (NamingException e) {
   61               throw new RuntimeException(e);
   62           }
   63   
   64           try {
   65               String jmsUrl = (String) this.context.lookup(JNDI_JMS_URL);
   66               if (jmsUrl == null) {
   67                   throw new IllegalArgumentException(
   68                           "A JMS-url must be specified (system property "
   69                                   + JNDI_JMS_URL);
   70               }
   71   
   72               String jmsUser = getJndiString(JNDI_JMS_USER);
   73               String jmsPassword = getJndiString(JNDI_JMS_PASSWORD);
   74               return makeConnectionFactory(jmsUrl, jmsUser, jmsPassword);
   75           } catch (NameNotFoundException e) {
   76               throw new IllegalArgumentException(
   77                       "Neither a ConnectionFactory nor a JMS-url were specified");
   78           } catch (NamingException e) {
   79               throw new RuntimeException(e);
   80           }
   81       }
   82   
   83       protected String getJndiString(String name) {
   84           try {
   85               return (String) this.context.lookup(name);
   86           } catch (NamingException e) {
   87               return null;
   88           }
   89       }
   90   
   91       public Collection<JMXServiceURL> getJmxUrls() {
   92           String jmxUrls = getJndiString(JNDI_JMX_URL);
   93           return makeJmxUrls(jmxUrls);
   94       }
   95   
   96       public String getJmxPassword() {
   97           return getJndiString(JNDI_JMX_PASSWORD);
   98       }
   99   
  100       public String getJmxUser() {
  101           return getJndiString(JNDI_JMX_USER);
  102       }
  103   
  104   }