JAVA调用.NET WebService接口获取输出参数的值

最新推荐文章于 2021-02-28 04:08:25 发布

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最新推荐文章于 2021-02-28 04:08:25 发布

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文章标签： JAVA

本文链接：https://blog.youkuaiyun.com/qq_42793618/article/details/83586802

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本文介绍如何使用Java调用.NET编写的WebService接口，并详细解析获取输出参数值的过程，涵盖必要的配置和代码示例。

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package Controller;

import java.io.IOException;
import java.util.Iterator;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.xml.namespace.QName;
import javax.xml.rpc.ParameterMode;

import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import org.apache.axis.encoding.XMLType;

/**
 * Servlet implementation class WebServiceController
 */
@WebServlet("/WebServiceController")
public class WebServiceController extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");
		response.setContentType("text/html;chaeset==UTF-8");
		
		String c_po = request.getParameter("c_po");
		String c_poLine = request.getParameter("c_poLine");
		String c_name = request.getParameter("c_name");
		
		try {
			String endpoint = "http://192.168.12.38:8181/ChinoeToChiva_WebService.asmx";
			/**创建一个服务(service)调用(call)*/
			Service service = new Service();
			/**通过service创建call对象*/
			Call call = (Call) service.createCall();
			/**设置service所在URL*/
			call.setTargetEndpointAddress(new java.net.URL(endpoint));
			QName opAddEntry = new QName("http://tempuri.org/", "Check_C_PO");
			call.setOperationName(opAddEntry);
			call.setUseSOAPAction(true);
			/**查看targetspacename的方法：地址后面加？wsdl*/
			//call.addParameter(new QName("targetspacename",“参数名”)，入参类型)解决传值为空的问题
			call.addParameter(new QName("http://tempuri.org/","c_po"), XMLType.XSD_STRING, ParameterMode.IN);
			call.addParameter(new QName("http://tempuri.org/","c_poLine"), XMLType.XSD_STRING, ParameterMode.IN);
			call.addParameter(new QName("http://tempuri.org/","c_name"), XMLType.XSD_STRING, ParameterMode.IN);
			/*call.addParameter("c_po", XMLType.XSD_STRING, ParameterMode.IN);
			call.addParameter("c_poLine", XMLType.XSD_STRING, ParameterMode.IN);
			call.addParameter("c_name", XMLType.XSD_STRING, ParameterMode.IN);*/
            /**返回参数的类型*/
            call.setReturnType(XMLType.XSD_STRING);
            /**这个也要注意 就是要加上要调用的方法Add,不然也会报错*/
            call.setSOAPActionURI("http://tempuri.org/Check_C_PO");
            Object[] params = new Object[] {c_po,c_poLine,c_name};
            /**调用方法并传递参数 */
            System.out.println(call.invoke(params));
            String result = (String) call.invoke(params);
            /**获得输出参数的值*/
            Map outparams = call.getOutputParams();
            if (outparams != null){
               /**迭代器迭代出输出参数的值*/
               Iterator ite = outparams.values().iterator();
               if (ite.hasNext()){
                  System.out.println(ite.next());
               }
            }
            System.out.println("result====" + result);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doGet(request, response);
	}
}