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 024 */ 025 public interface Producer extends Processor, Service, IsSingleton { 026 027 /** 028 * Gets the endpoint this producer sends to. 029 * 030 * @return the endpoint 031 */ 032 Endpoint getEndpoint(); 033 034 /** 035 * Creates a new exchange to send to this endpoint 036 * 037 * @return a newly created exchange 038 */ 039 Exchange createExchange(); 040 041 /** 042 * Creates a new exchange of the given pattern to send to this endpoint 043 * 044 * @param pattern the exchange pattern 045 * @return a newly created exchange 046 */ 047 Exchange createExchange(ExchangePattern pattern); 048 049 /** 050 * Creates a new exchange for communicating with this exchange using the 051 * given exchange to pre-populate the values of the headers and messages 052 * 053 * @param exchange the existing exchange 054 * @return the created exchange 055 * @deprecated will be removed in Camel 3.0 056 */ 057 @Deprecated 058 Exchange createExchange(Exchange exchange); 059 }