/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.systest.provider;
import java.io.InputStream;
import java.io.StringWriter;
import java.io.Writer;
import javax.annotation.Resource;
import javax.jws.HandlerChain;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamReader;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerException;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.sax.SAXSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import javax.xml.ws.ServiceMode;
import javax.xml.ws.WebServiceContext;
import javax.xml.ws.WebServiceProvider;
import javax.xml.ws.handler.MessageContext;
import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.XMLReaderFactory;
import org.apache.cxf.staxutils.StaxSource;
import org.apache.cxf.staxutils.StaxUtils;
//The following wsdl file is used.
//wsdlLocation = "/trunk/testutils/src/main/resources/wsdl/hello_world_rpc_lit.wsdl"
@WebServiceProvider(portName = "SoapPortProviderRPCLit3",
serviceName = "SOAPServiceProviderRPCLit",
targetNamespace = "http://apache.org/hello_world_rpclit",
wsdlLocation = "/wsdl/hello_world_rpc_lit.wsdl")
@ServiceMode (value = javax.xml.ws.Service.Mode.PAYLOAD)
@HandlerChain(file = "./handlers_invocation.xml", name = "TestHandlerChain")
public abstract class AbstractSourcePayloadProvider implements SourceProvider {
boolean doneStax;
@Resource
WebServiceContext ctx;
public AbstractSourcePayloadProvider() {
}
public Source invoke(Source request) {
QName qn = (QName)ctx.getMessageContext().get(MessageContext.WSDL_OPERATION);
if (qn == null) {
throw new RuntimeException("No Operation Name");
}
try {
if (request instanceof StaxSource) {
StaxSource ss = (StaxSource)request;
if (ss.getXMLStreamReader().getEventType() == -1) {
throw new RuntimeException("Should not be a -1 event");
}
}
String input = getSourceAsString(request);
if (input.indexOf("ServerLogicalHandler") >= 0) {
return map(request.getClass());
}
} catch (Exception e) {
System.out.println("Received an exception while parsing the source");
e.printStackTrace();
}
return null;
}
private Source map(Class<? extends Source> class1)
throws Exception {
InputStream greetMeInputStream = getClass()
.getResourceAsStream("resources/GreetMeRpcLiteralRespBody.xml");
if (DOMSource.class.equals(class1)) {
return new DOMSource(StaxUtils.read(greetMeInputStream));
} else if (StaxSource.class.equals(class1)) {
if (doneStax) {
XMLReader reader = XMLReaderFactory.createXMLReader();
return new SAXSource(reader, new InputSource(greetMeInputStream));
} else {
doneStax = true;
return new StaxSource(StaxUtils.createXMLStreamReader(greetMeInputStream));
}
} else if (StreamSource.class.equals(class1)) {
StreamSource source = new StreamSource();
source.setInputStream(greetMeInputStream);
return source;
}
//java 6 javax.xml.transform.stax.StAXSource
XMLStreamReader reader = StaxUtils.createXMLStreamReader(greetMeInputStream);
return class1.getConstructor(XMLStreamReader.class).newInstance(reader);
}
public static String getSourceAsString(Source s) throws Exception {
try {
TransformerFactory transformerFactory = TransformerFactory.newInstance();
transformerFactory.setFeature(javax.xml.XMLConstants.FEATURE_SECURE_PROCESSING, true);
Transformer transformer = transformerFactory.newTransformer();
transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
transformer.setOutputProperty(OutputKeys.METHOD, "xml");
try (Writer out = new StringWriter()) {
StreamResult streamResult = new StreamResult();
streamResult.setWriter(out);
transformer.transform(s, streamResult);
return streamResult.getWriter().toString();
}
} catch (TransformerException te) {
if ("javax.xml.transform.stax.StAXSource".equals(s.getClass().getName())) {
//on java6, we will get this class if "stax" is configured
//for the preferred type. However, older xalans don't know about it
//we'll manually do it
XMLStreamReader r = (XMLStreamReader)s.getClass().getMethod("getXMLStreamReader").invoke(s);
return StaxUtils.toString(StaxUtils.read(r).getDocumentElement());
}
throw te;
}
}
}