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.xslt; 018 019 import java.util.Map; 020 021 import org.apache.camel.Endpoint; 022 import org.apache.camel.Exchange; 023 import org.apache.camel.builder.xml.XsltBuilder; 024 import org.apache.camel.component.ResourceBasedComponent; 025 import org.apache.camel.converter.jaxp.XmlConverter; 026 import org.apache.camel.impl.ProcessorEndpoint; 027 import org.springframework.core.io.Resource; 028 029 /** 030 * An <a href="http://activemq.apache.org/camel/xslt.html">XSLT Component</a> 031 * for performing XSLT transforms of messages 032 * 033 * @version $Revision: 41334 $ 034 */ 035 public class XsltComponent extends ResourceBasedComponent { 036 private XmlConverter xmlConverter; 037 038 public XmlConverter getXmlConverter() { 039 return xmlConverter; 040 } 041 042 public void setXmlConverter(XmlConverter xmlConverter) { 043 this.xmlConverter = xmlConverter; 044 } 045 046 protected Endpoint<Exchange> createEndpoint(String uri, String remaining, Map parameters) throws Exception { 047 Resource resource = resolveMandatoryResource(remaining); 048 if (log.isDebugEnabled()) { 049 log.debug(this + " using schema resource: " + resource); 050 } 051 XsltBuilder xslt = newInstance(XsltBuilder.class); 052 053 // lets allow the converter to be configured 054 XmlConverter converter = null; 055 String converterName = getAndRemoveParameter(parameters, "converter", String.class); 056 if (converterName != null) { 057 converter = mandatoryLookup(converterName, XmlConverter.class); 058 } 059 if (converter == null) { 060 converter = getXmlConverter(); 061 } 062 if (converter != null) { 063 xslt.setConverter(converter); 064 } 065 066 xslt.setTransformerInputStream(resource.getInputStream()); 067 configureXslt(xslt, uri, remaining, parameters); 068 return new ProcessorEndpoint(uri, this, xslt); 069 } 070 071 protected void configureXslt(XsltBuilder xslt, String uri, String remaining, Map parameters) throws Exception { 072 setProperties(xslt, parameters); 073 } 074 }