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.camel.impl; 018 019import org.apache.camel.Endpoint; 020import org.apache.camel.PollingConsumer; 021import org.apache.camel.spi.ExceptionHandler; 022import org.apache.camel.support.LoggingExceptionHandler; 023import org.apache.camel.support.ServiceSupport; 024import org.slf4j.Logger; 025import org.slf4j.LoggerFactory; 026 027/** 028 * A useful base class for implementations of {@link PollingConsumer} 029 * 030 * @version 031 */ 032public abstract class PollingConsumerSupport extends ServiceSupport implements PollingConsumer { 033 protected final Logger log = LoggerFactory.getLogger(getClass()); 034 private final Endpoint endpoint; 035 private ExceptionHandler exceptionHandler; 036 037 public PollingConsumerSupport(Endpoint endpoint) { 038 this.endpoint = endpoint; 039 this.exceptionHandler = new LoggingExceptionHandler(endpoint.getCamelContext(), getClass()); 040 } 041 042 @Override 043 public String toString() { 044 return "PollingConsumer on " + endpoint; 045 } 046 047 public Endpoint getEndpoint() { 048 return endpoint; 049 } 050 051 public ExceptionHandler getExceptionHandler() { 052 return exceptionHandler; 053 } 054 055 public void setExceptionHandler(ExceptionHandler exceptionHandler) { 056 this.exceptionHandler = exceptionHandler; 057 } 058 059 /** 060 * Handles the given exception using the {@link #getExceptionHandler()} 061 * 062 * @param t the exception to handle 063 */ 064 protected void handleException(Throwable t) { 065 getExceptionHandler().handleException(t); 066 } 067}