client.java

globus toolkit Math例子

package org.globus.examples.clients.FactoryService_Math;

import org.apache.axis.message.addressing.Address;
import org.apache.axis.message.addressing.EndpointReferenceType;

import org.globus.examples.services.core.factory.impl.MathQNames;
import org.globus.examples.stubs.MathService_instance.MathPortType;
import org.globus.examples.stubs.MathService_instance.service.MathServiceAddressingLocator;
import org.globus.examples.stubs.Factory.service.FactoryServiceAddressingLocator;
import org.globus.examples.stubs.Factory.FactoryPortType;
import org.globus.examples.stubs.Factory.CreateResource;
import org.globus.examples.stubs.Factory.CreateResourceResponse;
import org.oasis.wsrf.properties.GetResourcePropertyResponse;

/* This client creates a new MathService instance through a FactoryService. This client
 * expects one parameter: the factory URI.
 */
public class Client {

	public static void main(String[] args) {
		FactoryServiceAddressingLocator factoryLocator = new FactoryServiceAddressingLocator();
		MathServiceAddressingLocator instanceLocator = new MathServiceAddressingLocator();
		GetResourcePropertyResponse valueRP;
		String value;
		
		try {
			String factoryURI = args[0];
			EndpointReferenceType factoryEPR, instanceEPR;
			FactoryPortType mathFactory;
			MathPortType math;

			// Get factory portType
			factoryEPR = new EndpointReferenceType();
			factoryEPR.setAddress(new Address(factoryURI));
			mathFactory = factoryLocator.getFactoryPortTypePort(factoryEPR);

			// Create resource and get endpoint reference of WS-Resource.
			// This resource is our "instance".
			CreateResourceResponse createResponse = mathFactory
					.createResource(new CreateResource());
			instanceEPR = createResponse.getEndpointReference();

			// Get instance PortType
			math = instanceLocator.getMathPortTypePort(instanceEPR);

			System.out.println("Created instance.");

			// Perform an addition
			math.add(10);

			// Perform another addition
			math.add(5);

			// Access value
			valueRP = math.getResourceProperty(MathQNames.RP_VALUE);
			value = valueRP.get_any()[0].getValue();
			System.out.println("Current value: " + value);

			// Perform a subtraction
			math.subtract(5);

			// Access value
			valueRP = math.getResourceProperty(MathQNames.RP_VALUE);
			value = valueRP.get_any()[0].getValue();
			System.out.println("Current value: " + value);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}