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 }