001    /**
002     * Copyright (c) 2010 Yahoo! Inc. All rights reserved.
003     * Licensed under the Apache License, Version 2.0 (the "License");
004     * you may not use this file except in compliance with the License.
005     * You may obtain a copy of the License at
006     *
007     *   http://www.apache.org/licenses/LICENSE-2.0
008     *
009     *  Unless required by applicable law or agreed to in writing, software
010     *  distributed under the License is distributed on an "AS IS" BASIS,
011     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012     *  See the License for the specific language governing permissions and
013     *  limitations under the License. See accompanying LICENSE file.
014     */
015    package org.apache.oozie.executor.jpa;
016    
017    import javax.persistence.EntityManager;
018    import org.apache.oozie.BundleActionBean;
019    import org.apache.oozie.util.ParamChecker;
020    
021    /**
022     * Update the given bundle action bean to DB.
023     */
024    public class BundleActionUpdateJPAExecutor implements JPAExecutor<Void> {
025    
026        private BundleActionBean bundleAction = null;
027    
028        /**
029         * The constructor for class {@link BundleActionUpdateJPAExecutor}
030         *
031         * @param bundleAction bundle action bean
032         */
033        public BundleActionUpdateJPAExecutor(BundleActionBean bundleAction) {
034            ParamChecker.notNull(bundleAction, " bundleAction");
035            this.bundleAction = bundleAction;
036        }
037    
038        /* (non-Javadoc)
039         * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
040         */
041        @Override
042        public String getName() {
043            return "BundleActionUpdateJPAExecutor";
044        }
045    
046        /* (non-Javadoc)
047         * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
048         */
049        @Override
050        public Void execute(EntityManager em) throws JPAExecutorException {
051            em.merge(bundleAction);
052            return null;
053        }
054    
055    }