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 java.sql.Timestamp;
021    import java.util.List;
022    
023    import javax.persistence.EntityManager;
024    import javax.persistence.Query;
025    
026    import org.apache.oozie.BundleActionBean;
027    import org.apache.oozie.ErrorCode;
028    import org.apache.oozie.util.ParamChecker;
029    
030    public class BundleActionsGetWaitingOlderJPAExecutor implements JPAExecutor<List<BundleActionBean>>{
031        private long checkAgeSecs = 0;
032    
033        public BundleActionsGetWaitingOlderJPAExecutor(final long checkAgeSecs) {
034            ParamChecker.notNull(checkAgeSecs, "checkAgeSecs");
035            this.checkAgeSecs = checkAgeSecs;
036        }
037    
038        /* (non-Javadoc)
039         * @see org.apache.oozie.executor.jpa.JPAExecutor#getName()
040         */
041        @Override
042        public String getName() {
043            return "BundleActionsGetWaitingOlderJPAExecutor";
044        }
045    
046        /* (non-Javadoc)
047         * @see org.apache.oozie.executor.jpa.JPAExecutor#execute(javax.persistence.EntityManager)
048         */
049        @Override
050        public List<BundleActionBean> execute(EntityManager em) throws JPAExecutorException {
051            List<BundleActionBean> actions;
052            try {
053                Query q = em.createNamedQuery("GET_BUNDLE_WAITING_ACTIONS_OLDER_THAN");
054                Timestamp ts = new Timestamp(System.currentTimeMillis() - this.checkAgeSecs * 1000);
055                q.setParameter("lastModifiedTime", ts);
056                actions = q.getResultList();
057                return actions;
058            }
059            catch (IllegalStateException e) {
060                throw new JPAExecutorException(ErrorCode.E0601, e.getMessage(), e);
061            }
062        }
063    }