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     */
018    package org.apache.oozie.event.messaging;
019    
020    public class JSONMessageSerializer extends MessageSerializer {
021        public static final String MESSAGE_FORMAT = "json";
022    
023        @Override
024        public String getSerializedObject(Object object) {
025            try {
026                return mapper.writeValueAsString(object);
027            }
028            catch (Exception exception) {
029                throw new IllegalArgumentException("Could not construct JSONMessage.", exception);
030            }
031        }
032    
033        @Override
034        public String getMessageFormat() {
035            return MESSAGE_FORMAT;
036        }
037    
038    }