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 */ 017 package org.apache.camel; 018 019 /** 020 * Provides a channel on which clients can create and invoke message exchanges 021 * on an {@link Endpoint} 022 * 023 * @version $Revision: 35332 $ 024 */ 025 public interface Producer<E extends Exchange> extends Processor, Service { 026 027 Endpoint<E> getEndpoint(); 028 029 /** 030 * Creates a new exchange to send to this endpoint 031 * 032 * @return a newly created exchange 033 */ 034 E createExchange(); 035 036 /** 037 * Creates a new exchange of the given pattern to send to this endpoint 038 * 039 * @return a newly created exchange 040 */ 041 E createExchange(ExchangePattern pattern); 042 043 /** 044 * Creates a new exchange for communicating with this exchange using the 045 * given exchange to pre-populate the values of the headers and messages 046 */ 047 E createExchange(E exchange); 048 }