client.java

globus toolkit Math例子

package org.globus.examples.clients.MathService_instance_rp;

import javax.xml.namespace.QName;
import org.apache.axis.message.addressing.Address;
import org.apache.axis.message.addressing.EndpointReferenceType;
import org.oasis.wsrf.properties.WSResourcePropertiesServiceAddressingLocator;
import org.oasis.wsrf.properties.SetResourceProperties_PortType;
import org.oasis.wsrf.properties.SetResourceProperties_Element;
import org.oasis.wsrf.properties.GetMultipleResourceProperties_Element;
import org.oasis.wsrf.properties.GetMultipleResourcePropertiesResponse;
import org.oasis.wsrf.properties.UpdateType;

import org.apache.axis.message.MessageElement;

import org.oasis.wsrf.properties.GetResourcePropertyResponse;

import org.globus.examples.services.core.rp.impl.MathQNames;
import org.globus.examples.stubs.MathService_instance_rp.MathPortType;
import org.globus.examples.stubs.MathService_instance_rp.service.MathServiceAddressingLocator;


public class Client {

	/*
	 * This method prints out MathService's resource properties by using the
	 * GetResourceProperty operation.
	 */
	private void printResourceProperties(MathPortType math) throws Exception {
		GetResourcePropertyResponse valueRP, lastOpRP, lastLogRP;
		String value, lastOp, lastLog;

		valueRP = math.getResourceProperty(MathQNames.RP_VALUE);
		lastOpRP = math.getResourceProperty(MathQNames.RP_LASTOP);

		value = valueRP.get_any()[0].getValue();
		lastOp = lastOpRP.get_any()[0].getValue();

		System.out.println("Value RP: " + value);
		System.out.println("LastOp RP: " + lastOp);
	}

	/*
	 * This method updates resource property "rpQName" in the WS-Resource
	 * pointed at by the endpoint reference "epr" with the new value "value".
	 */
	private void updateRP(EndpointReferenceType epr, QName rpQName, String value)
			throws Exception {
		/* Get a SetResourceProperties port type */
		WSResourcePropertiesServiceAddressingLocator locator = new WSResourcePropertiesServiceAddressingLocator();
		SetResourceProperties_PortType port = locator
				.getSetResourcePropertiesPort(epr);

		/* We will be invoking SetResourceProperties with a single Update */
		UpdateType update = new UpdateType();
		MessageElement msg = new MessageElement(rpQName, value);
		update.set_any(new MessageElement[] { msg });

		/* Create request object */
		SetResourceProperties_Element request = new SetResourceProperties_Element();
		request.setUpdate(update);

		/* Invoke SetResourceProperties */
		port.setResourceProperties(request);
	}

	/*
	 * This method prints out MathService's resource properties by using the
	 * GetMultipleResourceProperties operation.
	 */
	private void printMultipleResourceProperties(MathPortType math)
			throws Exception {
		GetMultipleResourceProperties_Element request;
		GetMultipleResourcePropertiesResponse response;

		/* Create request object */
		QName[] resourceProperties = new QName[] { MathQNames.RP_VALUE,
				MathQNames.RP_LASTOP };
		request = new GetMultipleResourceProperties_Element(resourceProperties);

		/* Invoke GetMultipleResourceProperties */
		response = math.getMultipleResourceProperties(request);

		/* Print all the resource properties returned */
		for(int i=0; i<response.get_any().length;i++)
		{
			String name = response.get_any()[i].getLocalName();
			String value = response.get_any()[i].getValue();
			System.out.println(name +": " + value);
		}
	}

	public void run(String serviceURI) {
		MathServiceAddressingLocator locator = new MathServiceAddressingLocator();

		try {
			// Create endpoint reference to service
			EndpointReferenceType endpoint = new EndpointReferenceType();
			endpoint.setAddress(new Address(serviceURI));
			MathPortType math = locator.getMathPortTypePort(endpoint);

			// Get PortType
			math = locator.getMathPortTypePort(endpoint);

			// Perform some operations and print out the resource properties
			printResourceProperties(math);
			math.add(10);
			printResourceProperties(math);
			System.out.println();
			updateRP(endpoint, MathQNames.RP_VALUE, "100");
			printResourceProperties(math);
			System.out.println();
			printMultipleResourceProperties(math);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public static void main(String[] args) {
		Client client = new Client();
		client.run(args[0]);
	}

}