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;
019    
020    /**
021     * Provides a channel on which clients can create and invoke message exchanges on an {@link Endpoint}
022     *
023     * @version $Revision: 534145 $
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 for communicating with this exchange using the given exchange to pre-populate the values
038         * of the headers and messages
039         */
040        E createExchange(E exchange);
041    }