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.servicemix.jbi.nmr;
018    
019    import javax.jbi.JBIException;
020    import javax.jbi.messaging.MessageExchange;
021    
022    import org.apache.servicemix.jbi.container.JBIContainer;
023    
024    /**
025     * The Broker handles Normalized Message Routing within ServiceMix
026     * 
027     * @version $Revision: 564607 $
028     */
029    public interface Broker extends BrokerMBean {
030    
031        JBIContainer getContainer();
032        
033        /**
034         * initialize the broker
035         * 
036         * @param container
037         * @throws JBIException
038         */
039        void init(JBIContainer container) throws JBIException;
040        
041        /**
042         * suspend the flow to prevent any message exchanges
043         */
044        void suspend();
045    
046        /**
047         * resume message exchange processing
048         */
049        void resume();
050    
051        /**
052         * Route an ExchangePacket to a destination
053         * 
054         * @param exchange
055         * @throws JBIException
056         */
057        void sendExchangePacket(MessageExchange exchange) throws JBIException;
058        
059    }