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Thread: To get graph of System performance in java

  1. #1
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    Post To get graph of System performance in java

    import java.io.BufferedReader;
    import java.io.File;
    import java.io.FileWriter;
    import java.io.InputStreamReader;
    import java.util.*;
     
    public class psk {
      private psk() {  }
     
      public static List<String> listRunningProcesses() {
        List<String> processList = new ArrayList<String>();
        try {
     
            File file = File.createTempFile("realhowto",".vbs");
            file.deleteOnExit();
            FileWriter fw = new java.io.FileWriter(file);
     
            String vbs = "Set WshShell = WScript.CreateObject(\"WScript.Shell\")\n"
                       + "Set locator = CreateObject(\"WbemScripting.SWbemLocator\")\n"
                       + "Set service = locator.ConnectServer()\n"
                       + "Set processes = service.ExecQuery _\n"
                       + " (\"select name from Win32_Process\")\n"
                       + "For Each process in processes\n"
                       + "wscript.echo process.Name \n"
                       + "Next\n"
                       + "Set WSHShell = Nothing\n";
     
            fw.write(vbs);
            fw.close();
            Process p = Runtime.getRuntime().exec("cscript //NoLogo " + file.getPath());
            BufferedReader input =
                new BufferedReader
                  (new InputStreamReader(p.getInputStream()));
            String line;
            while ((line = input.readLine()) != null) {
                processList.add(line);
            }
            input.close();
        }
        catch(Exception e){
            e.printStackTrace();
        }
        return processList;
      }
     
      public static void main(String[] args){
        List<String> processes = VBSUtils.listRunningProcesses();
        String result = "";
     
        Iterator<String> it = processes.iterator();
        int i = 0;
        while (it.hasNext()) {
           result += it.next() +"";
           i++;
           if (i==10) {
               result += "\n";
               i = 0;
           }
        }
        msgBox("Running processes :  \n\n"+ result);
      }
     
      public static void msgBox(String msg) {
        javax.swing.JOptionPane.showConfirmDialog((java.awt.Component)
           null, msg, "VBSUtils", javax.swing.JOptionPane.DEFAULT_OPTION);
      }
    }
    I can get Process list,but i need cpu,memory & disk usage in graph format pls help
    Last edited by pbrockway2; March 1st, 2013 at 11:41 PM. Reason: code tags added


  2. #2
    Super Moderator pbrockway2's Avatar
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    Default Re: To get graph of System performance in java

    Also at javaforums.org.

  3. #3
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    Default Re: To get graph of System performance in java

    no i couldnt find

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