/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.oozie.executor.jpa.sla;
import java.sql.Timestamp;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.Query;
import org.apache.oozie.ErrorCode;
import org.apache.oozie.executor.jpa.JPAExecutor;
import org.apache.oozie.executor.jpa.JPAExecutorException;
import org.apache.oozie.sla.SLASummaryBean;
/**
* Load the list of SLASummaryBean when Oozie restarts and return the list.
*/
public class SLASummaryGetRecordsOnRestartJPAExecutor implements JPAExecutor<List<SLASummaryBean>> {
private int days;
public SLASummaryGetRecordsOnRestartJPAExecutor (int days) {
this.days = days;
}
@Override
public String getName() {
return "SLASummaryGetRecordsOnRestartJPAExecutor";
}
@SuppressWarnings("unchecked")
@Override
public List<SLASummaryBean> execute(EntityManager em) throws JPAExecutorException {
List<SLASummaryBean> ssBean;
try {
Query q = em.createNamedQuery("GET_SLA_SUMMARY_RECORDS_RESTART");
Timestamp ts = new Timestamp(System.currentTimeMillis() - days * 24 * 60 * 60 * 1000);
q.setParameter("lastModifiedTime", ts);
ssBean = q.getResultList();
return ssBean;
}
catch (Exception e) {
throw new JPAExecutorException(ErrorCode.E0603, e.getMessage(), e);
}
}
}