/*
 * 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.axis2.jaxws.provider.sourcemsg;

import org.apache.axis2.jaxws.TestLogger;

import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import javax.xml.ws.BindingType;
import javax.xml.ws.Provider;
import javax.xml.ws.WebServiceProvider;
import javax.xml.ws.soap.SOAPBinding;
import javax.xml.ws.http.HTTPBinding;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.StringWriter;

@WebServiceProvider(serviceName="SourceMessageProviderService")
@BindingType(SOAPBinding.SOAP11HTTP_BINDING)
public class SourceMessageProvider implements Provider<Source> {
    String responseAsString = new String("<?xml version=\"1.0\" encoding=\"UTF-8\"?><soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\"><soapenv:Header/><soapenv:Body><ns2:ReturnType xmlns:ns2=\"http://test\"><return_str>some response</return_str></ns2:ReturnType></soapenv:Body></soapenv:Envelope>");
    public Source invoke(Source source) {
        TestLogger.logger.debug(">> SourceMessageProvider: Request received.");
    	//System.out.println(">> Source toString: \n"+source.toString());
    	
    	try{
    		StringWriter writer = new StringWriter();
	        Transformer t = TransformerFactory.newInstance().newTransformer();
	        Result result = new StreamResult(writer);
	        t.transform(source, result);
            TestLogger.logger
                    .debug(">> Source Request on Server: \n" + writer.getBuffer().toString());
	        
	    	byte[] bytes = responseAsString.getBytes();
	        ByteArrayInputStream stream = new ByteArrayInputStream(bytes);
	        Source srcStream = new StreamSource((InputStream) stream);
	        return srcStream;
    	}catch(Exception e){
    		e.printStackTrace();
    	}
    	return null;
    }
    	

}