001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *      http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.oozie.servlet;
019
020import java.io.IOException;
021import java.util.Properties;
022
023import javax.servlet.http.HttpServletRequest;
024import javax.servlet.http.HttpServletResponse;
025
026import org.apache.hadoop.conf.Configuration;
027import org.apache.oozie.ErrorCode;
028import org.apache.oozie.client.rest.JMSConnectionInfoBean;
029import org.apache.oozie.client.rest.JsonBean;
030import org.apache.oozie.jms.JMSConnectionInfo;
031import org.apache.oozie.jms.JMSJobEventListener;
032import org.apache.oozie.service.JMSTopicService;
033import org.apache.oozie.service.Services;
034
035/**
036 * V2 admin servlet
037 *
038 */
039public class V2AdminServlet extends V1AdminServlet {
040
041    private static final long serialVersionUID = 1L;
042    private static final String INSTRUMENTATION_NAME = "v2admin";
043
044    public V2AdminServlet() {
045        super(INSTRUMENTATION_NAME);
046    }
047
048    @Override
049    protected JsonBean getJMSConnectionInfo(HttpServletRequest request, HttpServletResponse response)
050            throws XServletException, IOException {
051        Configuration conf = Services.get().getConf();
052        JMSTopicService jmsTopicService = Services.get().get(JMSTopicService.class);
053        String connectionProperties = conf.get(JMSJobEventListener.JMS_CONNECTION_PROPERTIES);
054        if (connectionProperties == null) {
055            throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E1601,
056                    "JMS connection property is not defined");
057        }
058        JMSConnectionInfoBean jmsBean = new JMSConnectionInfoBean();
059        JMSConnectionInfo jmsInfo = new JMSConnectionInfo(connectionProperties);
060        Properties jmsInfoProps = jmsInfo.getJNDIProperties();
061        jmsInfoProps.remove("java.naming.security.principal");
062        jmsBean.setJNDIProperties(jmsInfoProps);
063        if (jmsTopicService != null) {
064            jmsBean.setTopicPrefix(jmsTopicService.getTopicPrefix());
065            jmsBean.setTopicPatternProperties(jmsTopicService.getTopicPatternProperties());
066        }
067        else {
068            throw new XServletException(
069                    HttpServletResponse.SC_BAD_REQUEST,
070                    ErrorCode.E1601,
071                    "JMSTopicService is not initialized. JMS notification"
072                            + "may not be enabled");
073        }
074        return jmsBean;
075    }
076
077}