java 调用 web service

最新推荐文章于 2024-09-29 22:25:31 发布

原创最新推荐文章于 2024-09-29 22:25:31 发布 · 129 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#Web #Java #IBM #J2SE #XML

本文展示了如何使用Java客户端调用Web服务，通过引入必要的包，设置URL、命名空间和服务名，创建并配置Service实例，进而实现对Web服务接口的动态代理调用。

Invoking web services with Java clients
[url]http://www.ibm.com/developerworks/webservices/library/ws-javaclient/index.html#listing4[/url]



/*
 * DynamicProxy class
 * J2SE unamanaged client
 * Service lookup: JAX-RPC ServiceFactory
 * Service access: Dynamic Proxy
 */

import java.net.URL;

import javax.xml.namespace.QName;
import javax.xml.rpc.Service;
import javax.xml.rpc.ServiceFactory;

public class DynamicProxy {

	public interface HelloInterface {

		char[] getGreeting(String string);

	}

	public static void main(String[] args) {
		String wsdlURL = "http://localhost:6080/Sample2WebService/services/Sample2?wsdl";
		String namespace = "http://Sample2.wsdk.ibm.com";
		String serviceName = "HelloInterfaceService";
		String portName = "Sample2";

		try {

			/* Service lookup */
			ServiceFactory serviceFactory = ServiceFactory.newInstance();
			Service sampleService = serviceFactory.createService(new URL(
					wsdlURL), new QName(namespace, serviceName));

			/* Service access */
			HelloInterface myProxy = (HelloInterface) sampleService.getPort(
					new QName(namespace, portName), HelloInterface.class);

			/* Service invocation */
			System.out.println(myProxy.getGreeting(args[0]));

		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}