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.component.xmpp; 018 019 import java.util.Map; 020 import java.util.Set; 021 022 import org.apache.camel.Exchange; 023 024 import org.jivesoftware.smack.packet.Message; 025 026 /** 027 * A Strategy used to convert between a Camel {@XmppExchange} and {@XmppMessage} to and from a 028 * XMPP {@link Message} 029 * 030 * @version $Revision: 563665 $ 031 */ 032 public class XmppBinding { 033 /** 034 * Populates the given XMPP message from the inbound exchange 035 */ 036 public void populateXmppMessage(Message message, Exchange exchange) { 037 message.setBody(exchange.getIn().getBody(String.class)); 038 039 Set<Map.Entry<String, Object>> entries = exchange.getIn().getHeaders().entrySet(); 040 for (Map.Entry<String, Object> entry : entries) { 041 String name = entry.getKey(); 042 Object value = entry.getValue(); 043 if (shouldOutputHeader(exchange, name, value)) { 044 message.setProperty(name, value); 045 } 046 } 047 String id = exchange.getExchangeId(); 048 if (id != null) { 049 message.setProperty("exchangeId", id); 050 } 051 } 052 053 /** 054 * Extracts the body from the XMPP message 055 * 056 * @param exchange 057 * @param message 058 */ 059 public Object extractBodyFromXmpp(XmppExchange exchange, Message message) { 060 return message.getBody(); 061 } 062 063 /** 064 * Strategy to allow filtering of headers which are put on the XMPP message 065 */ 066 protected boolean shouldOutputHeader(Exchange exchange, String headerName, Object headerValue) { 067 return true; 068 } 069 }