001/** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.activemq.store.jdbc; 018 019import java.io.IOException; 020 021import org.apache.activemq.broker.Locker; 022import org.apache.activemq.broker.SuppressReplyException; 023import org.apache.activemq.util.DefaultIOExceptionHandler; 024import org.slf4j.Logger; 025import org.slf4j.LoggerFactory; 026 027/** 028 * @org.apache.xbean.XBean 029 */ 030/* 031 * @deprecated Use more general {@link org.apache.activemq.util.LeaseLockerIOExceptionHandler} instead 032 */ 033@Deprecated 034public class JDBCIOExceptionHandler extends DefaultIOExceptionHandler { 035 private static final Logger LOG = LoggerFactory.getLogger(JDBCIOExceptionHandler.class); 036 037 public JDBCIOExceptionHandler() { 038 setIgnoreSQLExceptions(false); 039 setStopStartConnectors(true); 040 } 041 042 // fail only when we get an authoritative answer from the db w/o exceptions 043 @Override 044 protected boolean hasLockOwnership() throws IOException { 045 boolean hasLock = true; 046 if (broker.getPersistenceAdapter() instanceof JDBCPersistenceAdapter) { 047 JDBCPersistenceAdapter jdbcPersistenceAdapter = (JDBCPersistenceAdapter) broker.getPersistenceAdapter(); 048 Locker locker = jdbcPersistenceAdapter.getLocker(); 049 if (locker != null) { 050 try { 051 if (!locker.keepAlive()) { 052 hasLock = false; 053 } 054 } catch (SuppressReplyException ignoreWhileHandlingInProgress) { 055 } catch (IOException ignored) { 056 } 057 058 if (!hasLock) { 059 LOG.warn("Lock keepAlive failed, no longer lock owner with: {}", locker); 060 throw new IOException("Lock keepAlive failed, no longer lock owner with: " + locker); 061 } 062 } 063 } 064 return hasLock; 065 } 066 067}