/*
*
* 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.airavata.xbaya.gfac;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import org.apache.airavata.workflow.model.component.ComponentRegistryException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.xmlpull.v1.builder.XmlElement;
import org.xmlpull.v1.builder.XmlInfosetBuilder;
import xsul.XmlConstants;
import xsul.wsif.WSIFMessage;
import xsul.wsif.WSIFOperation;
import xsul.wsif.WSIFPort;
import xsul.wsif.impl.WSIFMessageElement;
import xsul.xwsif_runtime.WSIFClient;
import xsul.xwsif_runtime.WSIFRuntime;
/**
* This is a Simple Web Service client for easy SOAP Messages creation
*
*/
public class SimpleWSClient {
private static final Logger logger = LoggerFactory.getLogger(SimpleWSClient.class);
private static final XmlInfosetBuilder builder = XmlConstants.BUILDER;
private String requestNS = GFacRegistryClient.GFAC_NAMESPACE;
/**
* @param url
* @param args
* @param opName
* @return The output
* @throws ComponentRegistryException
*/
public WSIFMessage sendSOAPMessage(String url, Object[][] args, String opName) throws ComponentRegistryException {
WSIFClient wclient = WSIFRuntime.newClient(url);
return sendSOAPMessage(wclient, args, opName);
}
/**
* @param wclient
* @param args
* @param opName
* @return The output
* @throws ComponentRegistryException
*/
public WSIFMessage sendSOAPMessage(WSIFClient wclient, Object[][] args, String opName)
throws ComponentRegistryException {
WSIFPort port = wclient.getPort();
WSIFOperation operation = port.createOperation(opName);
WSIFMessage outputMessage = operation.createOutputMessage();
WSIFMessage faultMessage = operation.createFaultMessage();
String messageName = operation.createInputMessage().getName();
XmlElement inputMsgElem = builder.newFragment(this.requestNS, messageName);
for (int i = 0; i < args.length; i++) {
createMessage((String) args[i][0], args[i][1], inputMsgElem);
}
WSIFMessageElement inputMessage = new WSIFMessageElement(inputMsgElem);
boolean success = operation.executeRequestResponseOperation(inputMessage, outputMessage, faultMessage);
if (success) {
logger.debug("" + outputMessage);
return outputMessage;
} else {
throw new ComponentRegistryException("Excpetion at server " + faultMessage);
}
}
private void createMessage(String paramName, Object value, XmlElement inputMsgElem)
throws ComponentRegistryException {
XmlElement paramsElem = builder.newFragment(this.requestNS, paramName);
if (value instanceof String) {
paramsElem.addChild(value);
} else if (value instanceof Collection) {
Collection list = (Collection) value;
Iterator arrayValues = list.iterator();
while (arrayValues.hasNext()) {
XmlElement item = builder.newFragment("value");
item.addChild(arrayValues.next());
paramsElem.addChild(item);
}
} else if (value instanceof ArrayList) {
Collection list = (Collection) value;
Iterator arrayValues = list.iterator();
while (arrayValues.hasNext()) {
XmlElement item = builder.newFragment("value");
item.addChild(arrayValues.next());
paramsElem.addChild(item);
}
} else if (value instanceof String[]) {
String[] list = (String[]) value;
for (int i = 0; i < list.length; i++) {
XmlElement item = builder.newFragment("value");
item.addChild(list[i]);
paramsElem.addChild(item);
}
} else {
throw new ComponentRegistryException("Simple WS Client can not handle the value of type " + value);
}
inputMsgElem.addElement(paramsElem);
}
}