/** Stop talking to the server */
 public void stop() {
   if (socket != null) {
     // Close all the streams and socket
     if (out != null) {
       try {
         out.close();
       } catch (IOException ioe) {
       }
       out = null;
     }
     if (in != null) {
       try {
         in.close();
       } catch (IOException ioe) {
       }
       in = null;
     }
     if (socket != null) {
       try {
         socket.close();
       } catch (IOException ioe) {
       }
       socket = null;
     }
   } else {
     // Already stopped
   }
   // Make sure the right buttons are enabled
   start_button.setEnabled(true);
   stop_button.setEnabled(false);
   setStatus(STATUS_STOPPED);
 }
  private void doSave() {
    ObjectOutputStream objectStream = getObjectOutputStream();

    if (objectStream != null) {
      try {
        System.out.println("Saving " + selectedChildrenPaths.size() + " Selected Generations...");

        for (int i = 0; i < selectedChildrenPaths.size(); i++) {
          // Get the userObject at the supplied path
          Object selectedPath =
              ((TreePath) selectedChildrenPaths.elementAt(i)).getLastPathComponent();
          DefaultMutableTreeNode selectedNode = (DefaultMutableTreeNode) selectedPath;

          objectStream.writeObject(selectedNode.getUserObject());
        }

        objectStream.close();
        System.out.println("Save completed successfully.");
      } catch (IOException e) {
        System.err.println(e);
      }
    } else {
      System.out.println("Save Selected Files has been aborted!");
    }
  }
示例#3
0
 // saves the current configuration (breakpoints, window sizes and positions...)
 private void saveConfig() {
   try {
     ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(idxName + ".config"));
     Breakpoints.save(out);
     Properties.save(out);
     out.close();
   } catch (IOException exc) {
     consoleFrame.echoInfo("Could not save settings: " + exc);
   }
 }
  private void doSaveAll() {
    ObjectOutputStream objectStream = getObjectOutputStream();

    if (objectStream != null) {
      try {
        System.out.println("Saving All " + generations.getLeafCount() + " Generations...");

        for (Enumeration e = generations.depthFirstEnumeration(); e.hasMoreElements(); ) {
          DefaultMutableTreeNode tmpNode = (DefaultMutableTreeNode) e.nextElement();

          if (tmpNode.isLeaf()) objectStream.writeObject(tmpNode.getUserObject());
        }

        objectStream.close();
        System.out.println("Save completed successfully.");
      } catch (IOException e) {
        System.err.println(e);
      }
    } else {
      System.out.println("Save All Files has been aborted!");
    }
  }
示例#5
0
  // create a new profile: read the script and possibly execute the queries,
  // save the stats (if 'import' == true, we assume the profile already exists
  // and don't run the queries)
  public void createWkld(String name, String scriptFile, boolean runQueries) {
    System.gc();
    Workload wkld = new Workload(name);

    if (showCmdsItem.getState()) {
      consoleFrame.echoCmd((!runQueries ? "importprof " : "newwkld ") + name + " " + scriptFile);
    }

    // construct the Workload object from the script;
    // first, check if the file exists
    try {
      FileReader reader = new FileReader(scriptFile);
      reader.close();
    } catch (FileNotFoundException e) {
      System.out.println("couldn't open " + scriptFile);
      return;
    } catch (IOException e) {
      System.out.println("couldn't close " + scriptFile);
    }

    // now, check if it contains only queries
    int scriptId = 0;
    try {
      scriptId = Libgist.openScript(scriptFile);
    } catch (LibgistException e) {
      System.out.println("couldn't open (C) " + scriptFile);
      return;
    }
    char[] arg1 = new char[64 * 1024];
    StringBuffer arg1Buf = new StringBuffer();
    char[] arg2 = new char[64 * 1024];
    StringBuffer arg2Buf = new StringBuffer();
    // for (;;) {
    // int cmd = Libgist.getCommand(scriptId, arg1, arg2);
    // if (cmd == Libgist.EOF) break;
    // if (cmd != Libgist.FETCH) {
    // there should only be queries
    // System.out.println("Script file contains non-SELECT command");
    // return;
    // }
    // }

    if (runQueries) {
      // turn profiling on and execute queries
      // Libgist.setProfilingEnabled(true);
      Libgist.disableBps(true); // we don't want to stop at breakpoints

      // rescan queries
      try {
        scriptId = Libgist.openScript(scriptFile);
      } catch (LibgistException e) {
        System.out.println("couldn't open (C) " + scriptFile);
        return;
      }
      int cnt = 1;
      // for (;;) {
      // int cmd = Libgist.getCommand(scriptId, arg1, arg2);
      // if (cmd == Libgist.EOF) break;
      // arg1Buf.setLength(0);
      // arg1Buf.append(arg1, 0, strlen(arg1));
      // arg2Buf.setLength(0);
      // arg2Buf.append(arg2, 0, strlen(arg2));
      // OpThread.execCmd(LibgistCommand.FETCH, arg1Buf.toString(),
      // arg2Buf.toString(), false);
      // System.out.print(cnt + " ");
      // System.out.println(cnt + ": execute " + arg2Buf.toString() + " "
      // + arg1Buf.toString());
      // cnt++;
      // }
      System.out.println();

      Libgist.disableBps(false);
      // compute optimal clustering and some more statistics
      // Libgist.computeMetrics(wkld.filename);
    }

    // save profile
    try {
      // we're saving Java and C++ data in separate files (filename and filename.prof)
      // the profile object only contains the filename, the queries will be
      // read in from the file when the profile is opened (faster that way)
      ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(wkld.filename));
      out.writeObject(wkld);
      out.close();
      System.out.println("copy query file");
      Runtime.getRuntime().exec("cp " + scriptFile + " " + wkld.filename + ".queries");
      System.out.println("saving tree and profile");
      Libgist.saveToFile(wkld.filename + ".idx");
      if (runQueries) {
        // Libgist.saveProfile(wkld.filename + ".prof");
      }
    } catch (Exception e) {
      System.out.println("Error saving profile: " + e);
      return;
    }

    if (runQueries) {
      // turn profiling off (after the metrics were computed and
      // the profile saved)
      // Libgist.setProfilingEnabled(false);
    }
  }