/*
* Copyright 2001-2010 The Apache Software Foundation.
*
* Licensed 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.juddi.v3.client.transport.wrapper;
import java.io.ByteArrayInputStream;
import java.io.StringWriter;
import java.util.HashMap;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.apache.log4j.helpers.Loader;
import org.apache.juddi.v3.client.transport.Transport;
import org.apache.juddi.v3.client.config.UDDIClerkManager;
import org.apache.juddi.v3.client.config.UDDIClientContainer;
import org.uddi.api_v3.FindBinding;
import org.uddi.api_v3.FindBusiness;
import org.uddi.api_v3.FindRelatedBusinesses;
import org.uddi.api_v3.FindService;
import org.uddi.api_v3.FindTModel;
import org.uddi.api_v3.GetBindingDetail;
import org.uddi.api_v3.GetBusinessDetail;
import org.uddi.api_v3.GetOperationalInfo;
import org.uddi.api_v3.GetServiceDetail;
import org.uddi.api_v3.GetTModelDetail;
import org.uddi.v3_service.UDDIInquiryPortType;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* @author Tom Cunningham (tcunning@apache.org)
*/
public class UDDIInquiryService {
private final static String DEFAULT_NODE_NAME = "default";
private HashMap<String, Handler> operations = null;
public UDDIInquiryService() {
super();
operations = new HashMap<String, Handler>();
operations.put("find_business", new Handler("findBusiness", FindBusiness.class));
operations.put("find_service", new Handler("findService", FindService.class));
operations.put("find_binding", new Handler("findBinding", FindBinding.class));
operations.put("find_tModel", new Handler ("findTModel", FindTModel.class));
operations.put("find_relatedBusinesses", new Handler("findRelatedBusinesses", FindRelatedBusinesses.class));
operations.put("get_businessDetail", new Handler("getBusinessDetail", GetBusinessDetail.class));
operations.put("get_serviceDetail", new Handler("getServiceDetail", GetServiceDetail.class));
operations.put("get_bindingDetail", new Handler("getBindingDetail", GetBindingDetail.class));
operations.put("get_tModelDetail", new Handler("getTModelDetail", GetTModelDetail.class));
operations.put("get_operationalInfo", new Handler("getOperationalInfo", GetOperationalInfo.class));
}
//Verify that the appropriate endpoint was targeted for
// this service request. The validateRequest method will
// throw an UnsupportedOperationException if anything's amiss.
public void validateRequest(String operation)
throws UnsupportedOperationException
{
if ((operation == null) || (operation.trim().length() == 0))
throw new UnsupportedOperationException("operation " + operation + " not supported");
}
public Node inquire(Element uddiReq) throws Exception {
UDDIClerkManager manager = UDDIClientContainer.getUDDIClerkManager(null);
String clazz = manager.getClientConfig().getUDDINode(DEFAULT_NODE_NAME).getProxyTransport();
Class<?> transportClass = Loader.loadClass(clazz);
Transport transport = (Transport) transportClass.getConstructor(String.class).newInstance(DEFAULT_NODE_NAME);
UDDIInquiryPortType inquiry = transport.getUDDIInquiryService();
//new RequestHandler on it's own thread
RequestHandler requestHandler = new RequestHandler();
requestHandler.setPortType(inquiry);
String operation = requestHandler.getOperation(uddiReq);
Handler opHandler = operations.get(operation);
requestHandler.setMethodName(opHandler.getMethodName());
requestHandler.setOperationClass(opHandler.getParameter());
@SuppressWarnings("unused")
String version = requestHandler.getVersion(uddiReq,operation);
validateRequest(operation);
return requestHandler.invoke(uddiReq);
}
public String inquire(UDDIInquiryPortType inquiry, String request) throws Exception {
java.io.InputStream sbis = new ByteArrayInputStream(request.getBytes());
javax.xml.parsers.DocumentBuilderFactory dbf = javax.xml.parsers.DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
dbf.setValidating(false);
DocumentBuilder db = dbf.newDocumentBuilder();
Document doc = db.parse(sbis);
Element reqElem = doc.getDocumentElement();
RequestHandler requestHandler = new RequestHandler();
requestHandler.setPortType(inquiry);
String operation = reqElem.getTagName().toString();
Handler opHandler = operations.get(operation);
requestHandler.setMethodName(opHandler.getMethodName());
requestHandler.setOperationClass(opHandler.getParameter());
Node n = requestHandler.invoke(reqElem);
StringWriter sw = new StringWriter();
Transformer t = TransformerFactory.newInstance().newTransformer();
t.transform(new DOMSource(n), new StreamResult(sw));
return sw.toString();
}
}