package org.wix.wsCaller;



import java.util.HashMap;

import java.util.Iterator;

import java.util.Map;

import java.util.Set;

import java.util.Vector;



import javax.wsdl.Binding;

import javax.wsdl.Operation;

import javax.wsdl.Port;

import javax.wsdl.Service;

import javax.xml.namespace.QName;

import javax.xml.rpc.Call;

import javax.xml.rpc.encoding.Deserializer;

import javax.xml.rpc.encoding.DeserializerFactory;



import org.apache.axis.Constants;

import org.apache.axis.encoding.ser.SimpleDeserializer;

import org.apache.axis.wsdl.gen.Parser;

import org.apache.axis.wsdl.symbolTable.BaseType;

import org.apache.axis.wsdl.symbolTable.BindingEntry;

import org.apache.axis.wsdl.symbolTable.Parameter;

import org.apache.axis.wsdl.symbolTable.Parameters;

import org.apache.axis.wsdl.symbolTable.ServiceEntry;

import org.apache.axis.wsdl.symbolTable.SymTabEntry;

import org.apache.axis.wsdl.symbolTable.SymbolTable;

import org.apache.axis.wsdl.symbolTable.TypeEntry;



// Web Service Dynamic Invoker

public class DynamicInvoker {

	private Parser wsdlParser = null;



	private Map services = null;



	public DynamicInvoker(String wsdlURL) throws Exception {

		wsdlParser = new Parser();

		wsdlParser.run(wsdlURL);

		services = enumSymTabEntry(ServiceEntry.class);

	}



	public Map invoke(String serviceName, String portName,

			String operationName, Vector parameterValues) throws Exception {

		Vector inputs = new Vector();

		String returnName = null;



		ServiceEntry serviceEntry = (ServiceEntry) services.get(serviceName);

		Service service = serviceEntry.getService();

		org.apache.axis.client.Service clientService = new org.apache.axis.client.Service(

				wsdlParser, service.getQName());



		Call call = clientService.createCall(QName.valueOf(portName), QName

				.valueOf(operationName));

		((org.apache.axis.client.Call) call).setTimeout(new Integer(15 * 1000));



		BindingEntry bindingEntry = getBindingEntry(serviceName, portName);

		Operation o = getOperation(bindingEntry, operationName);

		Parameters parameters = bindingEntry.getParameters(o);



		if (parameters.returnParam != null) {

			QName returnType = org.apache.axis.wsdl.toJava.Utils

					.getXSIType(parameters.returnParam);

			QName returnQName = parameters.returnParam.getQName();

			returnName = returnQName.getLocalPart();

		}



		int size = parameters.list.size();

		for (int i = 0; i < size; i++) {

			Parameter p = (Parameter) parameters.list.get(i);

			switch (p.getMode()) {

			case Parameter.IN:

				inputs.add(getParamData((org.apache.axis.client.Call) call, p,

						(String) parameterValues.elementAt(i)));

				break;

			case Parameter.OUT:

				break;

			case Parameter.INOUT:

				inputs.add(getParamData((org.apache.axis.client.Call) call, p,

						(String) parameterValues.elementAt(i)));

				break;

			}

		}



		Object ret = call.invoke(inputs.toArray());

		Map outputs = call.getOutputParams();

		HashMap map = new HashMap();

		if (ret != null && returnName != null) {

			map.put(returnName, ret);

		}

		if (outputs != null) {

			for (Iterator i = outputs.keySet().iterator(); i.hasNext();) {

				Object obj = i.next();

				String name;

				Object value;

				if (obj.getClass().getName().equals("java.lang.String")) {

					name = (String) obj;

				} else {

					name = ((QName) obj).getLocalPart();

				}

				value = outputs.get(obj);

				map.put(name, value);

			}

		}

		return map;

	}



	public Vector enumServiceNames() {

		Vector v = new Vector();

		Iterator i = services.keySet().iterator();

		while (i.hasNext()) {

			String s = (String) i.next();

			v.addElement(s);

		}

		return v;

	}



	public Vector enumPortNames(String serviceName) {

		Vector v = new Vector();

		ServiceEntry serviceEntry = (ServiceEntry) services.get(serviceName);

		Map ports = serviceEntry.getService().getPorts();

		Iterator i = ports.keySet().iterator();

		while (i.hasNext()) {

			String s = (String) i.next();

			v.addElement(s);

		}

		return v;

	}



	public Vector enumOperationNames(String serviceName, String portName) {

		Vector v = new Vector();

		BindingEntry entry = getBindingEntry(serviceName, portName);

		Set operations = entry.getOperations();

		Iterator i = operations.iterator();

		while (i.hasNext()) {

			Operation o = (Operation) i.next();

			String s = o.getName();

			v.addElement(s);

		}

		return v;

	}



	public Parameters enumParameters(String serviceName, String portName,

			String operationName) {

		BindingEntry entry = getBindingEntry(serviceName, portName);

		Operation o = getOperation(entry, operationName);

		Parameters parameters = entry.getParameters(o);

		return parameters;

	}



	public String getParameterModeString(Parameter p) {

		String ret = null;

		switch (p.getMode()) {

		case Parameter.IN:

			ret = "[IN]";

			break;

		case Parameter.INOUT:

			ret = "[IN, OUT]";

			break;

		case Parameter.OUT:

			ret = "[OUT]";

			break;

		}

		return ret;

	}



	private BindingEntry getBindingEntry(String serviceName, String portName) {

		ServiceEntry serviceEntry = (ServiceEntry) services.get(serviceName);

		Port port = serviceEntry.getService().getPort(portName);

		Binding binding = port.getBinding();

		SymbolTable table = wsdlParser.getSymbolTable();

		return table.getBindingEntry(binding.getQName());

	}



	private Operation getOperation(BindingEntry entry, String operationName) {

		Set operations = entry.getOperations();

		Iterator i = operations.iterator();

		while (i.hasNext()) {

			Operation o = (Operation) i.next();

			if (operationName.equals(o.getName())) {

				return o;

			}

		}

		return null;

	}



	// return Map of <QName.getLocalPart, SymTabEntry>

	private Map enumSymTabEntry(Class cls) {

		HashMap ret = new HashMap();

		HashMap map = wsdlParser.getSymbolTable().getHashMap();

		Iterator iterator = map.entrySet().iterator();

		while (iterator.hasNext()) {

			Map.Entry entry = (Map.Entry) iterator.next();

			QName key = (QName) entry.getKey();

			Vector v = (Vector) entry.getValue();

			int size = v.size();

			for (int i = 0; i < size; ++i) {

				SymTabEntry symTabEntry = (SymTabEntry) v.elementAt(i);

				if (cls.isInstance(symTabEntry)) {

					ret.put(key.getLocalPart(), symTabEntry);

				}

			}

		}

		return ret;

	}



	private Object getParamData(org.apache.axis.client.Call c, Parameter p,

			String arg) throws Exception {

		// Get the QName representing the parameter type

		QName paramType = org.apache.axis.wsdl.toJava.Utils.getXSIType(p);



		TypeEntry type = p.getType();

		if (type instanceof BaseType && ((BaseType) type).isBaseType()) {

			DeserializerFactory factory = c.getTypeMapping().getDeserializer(

					paramType);

			Deserializer deserializer = factory

					.getDeserializerAs(Constants.AXIS_SAX);

			if (deserializer instanceof SimpleDeserializer) {

				return ((SimpleDeserializer) deserializer).makeValue(arg);

			}

		}

		throw new RuntimeException("not know how to convert '" + arg

				+ "' into " + c);

	}



	public static void main(String[] args) {

		String location = "http://mercuryhz/ims/ims.asmx?wsdl";

		try {

			DynamicInvoker invoker = new DynamicInvoker(location);

			Vector paramList = new Vector();

			paramList.add(new String("hz00260"));

			paramList.add(new String("UTs54121b"));

			

			Map returnList = invoker.invoke("ImsWebService","ImsWebServiceSoap","UTADAuthentication",paramList);

			for(Iterator i = returnList.keySet().iterator();i.hasNext();)

			{

				String name = (String) i.next();

				Object value = returnList.get(name);

				String line;

				if (value != null)

				{

					line = name + "=" + returnList.get(name).toString() + "\n";

				}

				else

				{

					line = name + "=(null)\n";

				}

				System.out.println(line);

				

			}

			

		} catch (Exception e) {

		}



	}

}