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.executor.jpa;
019    
020    import javax.persistence.EntityManager;
021    import org.apache.oozie.BundleActionBean;
022    import org.apache.oozie.util.ParamChecker;
023    
024    /**
025     * Update the given bundle action bean to DB.
026     */
027    public class BundleActionUpdateJPAExecutor implements JPAExecutor<Void> {
028    
029        private BundleActionBean bundleAction = null;
030    
031        /**
032         * The constructor for class {@link BundleActionUpdateJPAExecutor}
033         *
034         * @param bundleAction bundle action bean
035         */
036        public BundleActionUpdateJPAExecutor(BundleActionBean bundleAction) {
037            ParamChecker.notNull(bundleAction, " bundleAction");
038            this.bundleAction = bundleAction;
039        }
040    
041        /* (non-Javadoc)
042         * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
043         */
044        @Override
045        public String getName() {
046            return "BundleActionUpdateJPAExecutor";
047        }
048    
049        /* (non-Javadoc)
050         * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
051         */
052        @Override
053        public Void execute(EntityManager em) throws JPAExecutorException {
054            em.merge(bundleAction);
055            return null;
056        }
057    
058    }