001 /** 002 * 003 * Licensed to the Apache Software Foundation (ASF) under one or more 004 * contributor license agreements. See the NOTICE file distributed with 005 * this work for additional information regarding copyright ownership. 006 * The ASF licenses this file to You under the Apache License, Version 2.0 007 * (the "License"); you may not use this file except in compliance with 008 * 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.camel.builder; 019 020 import org.apache.camel.Exchange; 021 import org.apache.camel.Processor; 022 import org.apache.camel.Expression; 023 import org.apache.camel.processor.idempotent.IdempotentConsumer; 024 import org.apache.camel.processor.idempotent.MessageIdRepository; 025 026 /** 027 * A builder of an {@link IdempotentConsumer} 028 * 029 * @version $Revision: 1.1 $ 030 */ 031 public class IdempotentConsumerBuilder extends FromBuilder implements ProcessorFactory { 032 private final Expression messageIdExpression; 033 private final MessageIdRepository messageIdRegistry; 034 035 public IdempotentConsumerBuilder(FromBuilder fromBuilder, Expression messageIdExpression, MessageIdRepository messageIdRegistry) { 036 super(fromBuilder); 037 this.messageIdRegistry = messageIdRegistry; 038 this.messageIdExpression = messageIdExpression; 039 } 040 041 // Properties 042 //------------------------------------------------------------------------- 043 public MessageIdRepository getMessageIdRegistry() { 044 return messageIdRegistry; 045 } 046 047 // Implementation methods 048 //------------------------------------------------------------------------- 049 @Override 050 protected Processor wrapInErrorHandler(Processor processor) throws Exception { 051 // lets do no wrapping in error handlers as the parent FromBuilder will do that 052 return processor; 053 } 054 055 @Override 056 protected Processor wrapProcessor(Processor processor) { 057 return new IdempotentConsumer(messageIdExpression, messageIdRegistry, processor); 058 } 059 }