content: /**
   * 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.transport.amqp;
  
  import java.net.URI;
  
  import jakarta.jms.Connection;
  import jakarta.jms.ConnectionFactory;
  import jakarta.jms.ExceptionListener;
  import jakarta.jms.JMSException;
  import jakarta.jms.QueueConnection;
  import jakarta.jms.QueueConnectionFactory;
  import jakarta.jms.TopicConnection;
  import jakarta.jms.TopicConnectionFactory;
  
  import org.apache.qpid.jms.JmsConnectionFactory;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * Context used for AMQP JMS Clients to create connection instances.
   */
  public class JMSClientContext {
  
      private static final Logger LOG = LoggerFactory.getLogger(JMSClientContext.class);
  
      public static final JMSClientContext INSTANCE = new JMSClientContext();
  
      //----- Plain JMS Connection Create methods ------------------------------//
  
      public Connection createConnection(URI remoteURI) throws JMSException {
          return createConnection(remoteURI, null, null, true);
      }
  
      public Connection createConnection(URI remoteURI, String username, String password) throws JMSException {
          return createConnection(remoteURI, username, password, null, true);
      }
  
      public Connection createConnection(URI remoteURI, String username, String password, boolean syncPublish) throws JMSException {
          return createConnection(remoteURI, username, password, null, syncPublish);
      }
  
      public Connection createConnection(URI remoteURI, String username, String password, String clientId) throws JMSException {
          return createConnection(remoteURI, username, password, clientId, true);
      }
  
      public Connection createConnection(URI remoteURI, String username, String password, String clientId, boolean syncPublish) throws JMSException {
          ConnectionFactory factory = createConnectionFactory(remoteURI, username, password, syncPublish);
  
          Connection connection = factory.createConnection();
          connection.setExceptionListener(new ExceptionListener() {
              @Override
              public void onException(JMSException exception) {
                  LOG.error("Unexpected exception ", exception);
                  exception.printStackTrace();
              }
          });
  
          if (clientId != null && !clientId.isEmpty()) {
              connection.setClientID(clientId);
          }
  
          return connection;
      }
  
      //----- JMS TopicConnection Create methods -------------------------------//
  
      public TopicConnection createTopicConnection(URI remoteURI) throws JMSException {
          return createTopicConnection(remoteURI, null, null, true);
      }
  
      public TopicConnection createTopicConnection(URI remoteURI, String username, String password) throws JMSException {
          return createTopicConnection(remoteURI, username, password, null, true);
      }
  
      public TopicConnection createTopicConnection(URI remoteURI, String username, String password, boolean syncPublish) throws JMSException {
          return createTopicConnection(remoteURI, username, password, null, syncPublish);
      }
  
      public TopicConnection createTopicConnection(URI remoteURI, String username, String password, String clientId) throws JMSException {
          return createTopicConnection(remoteURI, username, password, clientId, true);
      }
  
      public TopicConnection createTopicConnection(URI remoteURI, String username, String password, String clientId, boolean syncPublish) throws JMSException {
          TopicConnectionFactory factory = createTopicConnectionFactory(remoteURI, username, password, syncPublish);
  
          TopicConnection connection = factory.createTopicConnection();
          connection.setExceptionListener(new ExceptionListener() {
              @Override
              public void onException(JMSException exception) {
                  LOG.error("Unexpected exception ", exception);
                  exception.printStackTrace();
              }
          });
  
          if (clientId != null && !clientId.isEmpty()) {
              connection.setClientID(clientId);
          }
  
          return connection;
      }
  
      //----- JMS QueueConnection Create methods -------------------------------//
  
      public QueueConnection createQueueConnection(URI remoteURI) throws JMSException {
          return createQueueConnection(remoteURI, null, null, true);
      }
  
      public QueueConnection createQueueConnection(URI remoteURI, String username, String password) throws JMSException {
          return createQueueConnection(remoteURI, username, password, null, true);
      }
  
      public QueueConnection createQueueConnection(URI remoteURI, String username, String password, boolean syncPublish) throws JMSException {
          return createQueueConnection(remoteURI, username, password, null, syncPublish);
      }
  
      public QueueConnection createQueueConnection(URI remoteURI, String username, String password, String clientId) throws JMSException {
          return createQueueConnection(remoteURI, username, password, clientId, true);
      }
  
      public QueueConnection createQueueConnection(URI remoteURI, String username, String password, String clientId, boolean syncPublish) throws JMSException {
          QueueConnectionFactory factory = createQueueConnectionFactory(remoteURI, username, password, syncPublish);
  
          QueueConnection connection = factory.createQueueConnection();
          connection.setExceptionListener(new ExceptionListener() {
              @Override
              public void onException(JMSException exception) {
                  LOG.error("Unexpected exception ", exception);
                  exception.printStackTrace();
              }
          });
  
          if (clientId != null && !clientId.isEmpty()) {
              connection.setClientID(clientId);
          }
  
          return connection;
      }
  
      //------ Internal Implementation bits ------------------------------------//
  
      private QueueConnectionFactory createQueueConnectionFactory(
          URI remoteURI, String username, String password, boolean syncPublish) {
  
          return (QueueConnectionFactory) createConnectionFactory(remoteURI, username, password, syncPublish);
      }
  
      private TopicConnectionFactory createTopicConnectionFactory(
          URI remoteURI, String username, String password, boolean syncPublish) {
  
          return (TopicConnectionFactory) createConnectionFactory(remoteURI, username, password, syncPublish);
      }
  
      private ConnectionFactory createConnectionFactory(
          URI remoteURI, String username, String password, boolean syncPublish) {
  
          String clientScheme;
          boolean useSSL = false;
  
          switch (remoteURI.getScheme()) {
              case "tcp" :
              case "amqp":
              case "auto":
              case "amqp+nio":
              case "auto+nio":
                  clientScheme = "amqp://";
                  break;
              case "ssl":
              case "amqp+ssl":
              case "auto+ssl":
              case "amqp+nio+ssl":
              case "auto+nio+ssl":
                  clientScheme = "amqps://";
                  useSSL = true;
                  break;
              case "ws":
              case "amqp+ws":
                  clientScheme = "amqpws://";
                  break;
              case "wss":
              case "amqp+wss":
                  clientScheme = "amqpwss://";
                  useSSL = true;
                  break;
              default:
                  clientScheme = "amqp://";
          }
  
          String amqpURI = clientScheme + remoteURI.getHost() + ":" + remoteURI.getPort();
  
          if (useSSL) {
              amqpURI += "?transport.verifyHost=false";
          }
  
          LOG.debug("In createConnectionFactory using URI: {}", amqpURI);
  
          JmsConnectionFactory factory = new JmsConnectionFactory(amqpURI);
  
          factory.setUsername(username);
          factory.setPassword(password);
          factory.setForceSyncSend(syncPublish);
          factory.setTopicPrefix("topic://");
          factory.setQueuePrefix("queue://");
          factory.setCloseTimeout(60000);
  
          return factory;
      }
  }
  