java操作外部程序

    技术2022-05-11  77

    //用JAVA调用外部应用程序<%@   page   language="java" contentType="text/html; charset=gb2312"  import="java.io.*"%> <jsp:useBean id="UseSet" class="netoa.UserSet" scope="page"/><%        //当加载页面时,就自动打开聊天程序 jzl 2007-2-26 try{  String username =(String)session.getAttribute("user_name");  String passwd = request.getParameter("password");    String strAbsPath=application.getRealPath("");   String exeName = strAbsPath+"SendUdp.exe "+username+" "+passwd+" ";       Runtime runtime = Runtime.getRuntime();         runtime.exec(exeName);      //runtime.exec("c://SendUdp.exe "+username+" "+passwd+" ");    //String strAbsPath=application.getRealPath("");   //strAbsPath = strAbsPath + "//";  //out.println(strAbsPath);   }catch(Exception e){  //提示加载聊天程序出错  out.print("<script>alert('加载聊天程序出错!');</script>"); }%>  

    //用JAVA关闭外部应用程序<%@   page   language="java" contentType="text/html; charset=gb2312"  import="java.io.*"%> <% try{  Runtime runtime = Runtime.getRuntime();  runtime.exec("taskkill /IM SendUdp.exe "); }catch(Exception e){  out.print("<script>alert('卸载聊天程序出错!');</script>"); } %> 


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