synchronizationtimer.java

采用JAVA开发

  static final int PRECISION = 10; // microseconds
    
  static String formatTime(long ns, boolean showDecimal) {
    long intpart = ns / PRECISION;
    long decpart = ns % PRECISION;
    if (!showDecimal) {
      if (decpart >= PRECISION/2)
        ++intpart;
      return Long.toString(intpart);
    }
    else {
      String sint = Long.toString(intpart);
      String sdec = Long.toString(decpart);
      if (decpart == 0) {
        int z = PRECISION;
        while (z > 10) {
          sdec = "0" + sdec;
          z /= 10;
        }
      }
      String ts = sint + "." + sdec;
      return ts;
    }
  }
    
  static class ThreadInfo {
    final String name;
    final int number;
    Boolean enabled;
    ThreadInfo(int nthr) {
      number = nthr;
      name = p2ToString(nthr);
      enabled = new Boolean(true);
    }

    synchronized Boolean getEnabled() { return enabled; }
    synchronized void setEnabled(Boolean v) { enabled = v; }
    synchronized void toggleEnabled() {
      enabled = new Boolean(!enabled.booleanValue());
    }
  }

  final ThreadInfo[] threadInfo = new ThreadInfo[nthreadsChoices.length];

  boolean threadEnabled(int nthreads) {
    return threadInfo[nthreads].getEnabled().booleanValue();
  }

  // This used to be a JTable datamodel, but now just part of this class ...

  final static int headerRows = 1;
  final static int classColumn = 0;
  final static int headerColumns = 1;
  final int tableRows = TestedClass.classes.length + headerRows;
  final int tableColumns = nthreadsChoices.length + headerColumns;
  
  final JComponent[][] resultTable_ = new JComponent[tableRows][tableColumns];
  
  JPanel resultPanel() {

    JPanel[] colPanel = new JPanel[tableColumns];
    for (int col = 0; col < tableColumns; ++col) {
      colPanel[col] = new JPanel();
      colPanel[col].setLayout(new GridLayout(tableRows, 1));
      if (col != 0)
        colPanel[col].setBackground(Color.white);
    }

    Color hdrbg = colPanel[0].getBackground();
    Border border = new LineBorder(hdrbg);

    Font font = new Font("Dialog", Font.PLAIN, 12);
    Dimension labDim = new Dimension(40, 16);
    Dimension cbDim = new Dimension(154, 16);

    JLabel cornerLab = new JLabel(" Classes      \\      Threads");
    cornerLab.setMinimumSize(cbDim);
    cornerLab.setPreferredSize(cbDim);
    cornerLab.setFont(font);
    resultTable_[0][0] = cornerLab;
    colPanel[0].add(cornerLab);
    
    for (int col = 1; col < tableColumns; ++col) {
      final int nthreads = col - headerColumns;
      JCheckBox tcb = new JCheckBox(threadInfo[nthreads].name, true);
      tcb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
          threadInfo[nthreads].toggleEnabled();
        }});
      
      
      tcb.setMinimumSize(labDim);
      tcb.setPreferredSize(labDim);
      tcb.setFont(font);
      tcb.setBackground(hdrbg);
      resultTable_[0][col] = tcb;
      colPanel[col].add(tcb);
    }
    
    
    for (int row = 1; row < tableRows; ++row) {
      final int cls = row - headerRows;
      
      JCheckBox cb = new JCheckBox(TestedClass.classes[cls].name, true); 
      cb.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
          TestedClass.classes[cls].toggleEnabled();
        }});
      
      resultTable_[row][0] = cb;
      cb.setMinimumSize(cbDim);
      cb.setPreferredSize(cbDim);
      cb.setFont(font);
      colPanel[0].add(cb);
      
      for (int col = 1; col < tableColumns; ++col) {
        int nthreads = col - headerColumns;
        JLabel lab = new JLabel("");
        resultTable_[row][col] = lab;
        
        lab.setMinimumSize(labDim);
        lab.setPreferredSize(labDim);
        lab.setBorder(border); 
        lab.setFont(font);
        lab.setBackground(Color.white);
        lab.setForeground(Color.black);
        lab.setHorizontalAlignment(JLabel.RIGHT);
        
        colPanel[col].add(lab);
      }
    }
    
    JPanel tblPanel = new JPanel();
    tblPanel.setLayout(new BoxLayout(tblPanel, BoxLayout.X_AXIS));
    for (int col = 0; col < tableColumns; ++col) {
      tblPanel.add(colPanel[col]);
    }
    
    return tblPanel;
    
  }

  void setTime(final long ns, int clsIdx, int nthrIdx) {
    int row = clsIdx+headerRows;
    int col = nthrIdx+headerColumns;
    final JLabel cell = (JLabel)(resultTable_[row][col]);

    SwingUtilities.invokeLater(new Runnable() {
      public void run() { 
        cell.setText(formatTime(ns, true)); 
      } 
    });
  }
  
     

  void clearTable() {
    for (int i = 1; i < tableRows; ++i) {
      for (int j = 1; j < tableColumns; ++j) {
        ((JLabel)(resultTable_[i][j])).setText("");
      }
    }
  }

  void setChecks(final boolean setting) {
    for (int i = 0; i < TestedClass.classes.length; ++i) {
      TestedClass.classes[i].setEnabled(new Boolean(setting));
      ((JCheckBox)resultTable_[i+1][0]).setSelected(setting);
    }
  }


  public SynchronizationTimer() { 
    for (int i = 0; i < threadInfo.length; ++i) 
      threadInfo[i] = new ThreadInfo(nthreadsChoices[i]);

  }
  
  final SynchronizedInt nextClassIdx_ = new SynchronizedInt(0);
  final SynchronizedInt nextThreadIdx_ = new SynchronizedInt(0);


  JPanel mainPanel() {
    new PrintStart(); // classloader bug workaround
    JPanel paramPanel = new JPanel();
    paramPanel.setLayout(new GridLayout(5, 3));

    JPanel buttonPanel = new JPanel();
    buttonPanel.setLayout(new GridLayout(1, 3));
    
    startstop_.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent evt) {
        if (running_.get()) 
          cancel();
        else {
          try { 
            startTestSeries(new TestSeries());  
          }
          catch (InterruptedException ex) { 
            endTestSeries(); 
          }
        }
      }});
    
    paramPanel.add(startstop_);
    
    JPanel p1 = new JPanel();
    p1.setLayout(new GridLayout(1, 2));
    
    JButton continueButton = new JButton("Continue");

    continueButton.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent evt) {
        if (!running_.get()) {
          try { 
            startTestSeries(new TestSeries(nextClassIdx_.get(),
                                           nextThreadIdx_.get()));  
          }
          catch (InterruptedException ex) { 
            endTestSeries(); 
          }
        }
      }});

    p1.add(continueButton);

    JButton clearButton = new JButton("Clear cells");
    
    clearButton.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent evt) {
        clearTable();
      }
    });

    p1.add(clearButton);

    paramPanel.add(p1);

    JPanel p3 = new JPanel();
    p3.setLayout(new GridLayout(1, 2));
    
    JButton setButton = new JButton("All classes");
    
    setButton.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent evt) {
        setChecks(true);
      }
    });

    p3.add(setButton);


    JButton unsetButton = new JButton("No classes");
    
    unsetButton.addActionListener(new ActionListener(){
      public void actionPerformed(ActionEvent evt) {
        setChecks(false);
      }
    });

    p3.add(unsetButton);
    paramPanel.add(p3);

    JPanel p2 = new JPanel();
    //    p2.setLayout(new GridLayout(1, 2));
    p2.setLayout(new BoxLayout(p2, BoxLayout.X_AXIS));


    JCheckBox consoleBox = new JCheckBox("Console echo");
    consoleBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        echoToSystemOut.complement();
      }
    });

    

    JLabel poolinfo  = new JLabel("Active threads:      0");

    p2.add(poolinfo);
    p2.add(consoleBox);

    paramPanel.add(p2);

    paramPanel.add(contentionBox());
    paramPanel.add(itersBox());
    paramPanel.add(cloopBox());
    paramPanel.add(barrierBox());
    paramPanel.add(exchangeBox());
    paramPanel.add(biasBox());
    paramPanel.add(capacityBox());
    paramPanel.add(timeoutBox());
    paramPanel.add(syncModePanel());
    paramPanel.add(producerSyncModePanel());
    paramPanel.add(consumerSyncModePanel());

    startPoolStatus(poolinfo);

    JPanel mainPanel = new JPanel();
    mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));

    JPanel tblPanel = resultPanel();

    mainPanel.add(tblPanel);
    mainPanel.add(paramPanel);
    return mainPanel;
  }

  
  
  
  JComboBox syncModePanel() {
    JComboBox syncModeComboBox = new JComboBox();
    
    for (int j = 0; j < syncModes.length; ++j) {
      String lab = "Locks: " + modeToString(syncModes[j]);
      syncModeComboBox.addItem(lab);
    }
    syncModeComboBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        JComboBox src = (JComboBox)(evt.getItemSelectable());
        int idx = src.getSelectedIndex();
        RNG.syncMode.set(syncModes[idx]);
      }
    });
    
    RNG.syncMode.set(syncModes[0]);
    syncModeComboBox.setSelectedIndex(0);
    return syncModeComboBox;
  }

  JComboBox producerSyncModePanel() {
    JComboBox producerSyncModeComboBox = new JComboBox();
    
    for (int j = 0; j < syncModes.length; ++j) {
      String lab = "Producers: " + modeToString(syncModes[j]);
      producerSyncModeComboBox.addItem(lab);
    }
    producerSyncModeComboBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        JComboBox src = (JComboBox)(evt.getItemSelectable());
        int idx = src.getSelectedIndex();
        RNG.producerMode.set(syncModes[idx]);
      }
    });
    
    RNG.producerMode.set(syncModes[0]);
    producerSyncModeComboBox.setSelectedIndex(0);
    return producerSyncModeComboBox;
  }

  JComboBox consumerSyncModePanel() {
    JComboBox consumerSyncModeComboBox = new JComboBox();
    
    for (int j = 0; j < syncModes.length; ++j) {
      String lab = "Consumers: " + modeToString(syncModes[j]);
      consumerSyncModeComboBox.addItem(lab);
    }
    consumerSyncModeComboBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        JComboBox src = (JComboBox)(evt.getItemSelectable());
        int idx = src.getSelectedIndex();
        RNG.consumerMode.set(syncModes[idx]);
      }
    });
    
    RNG.consumerMode.set(syncModes[0]);
    consumerSyncModeComboBox.setSelectedIndex(0);
    return consumerSyncModeComboBox;
  }


  
  JComboBox contentionBox() {
    final  Fraction[] contentionChoices = { 
      new Fraction(0, 1),
      new Fraction(1, 16),
      new Fraction(1, 8),
      new Fraction(1, 4),
      new Fraction(1, 2),
      new Fraction(1, 1)
    };
    
    JComboBox contentionComboBox = new JComboBox();
    
    for (int j = 0; j < contentionChoices.length; ++j) {
      String lab = contentionChoices[j].asDouble() * 100.0 + 
        "% contention/sharing";
      contentionComboBox.addItem(lab);
    }
    contentionComboBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        JComboBox src = (JComboBox)(evt.getItemSelectable());
        int idx = src.getSelectedIndex();
        contention_.set(contentionChoices[idx]);
      }
    });
    
    contention_.set(contentionChoices[3]);
    contentionComboBox.setSelectedIndex(3);
    return contentionComboBox;
  }
  
  JComboBox itersBox() {
    final int[] loopsPerTestChoices = { 
      1,
      16,
      256,
      1024,
      2 * 1024, 
      4 * 1024, 
      8 * 1024, 
      16 * 1024,
      32 * 1024,
      64 * 1024, 
      128 * 1024, 
      256 * 1024, 
      512 * 1024, 
      1024 * 1024, 
    };
    
    JComboBox precComboBox = new JComboBox();
    
    for (int j = 0; j < loopsPerTestChoices.length; ++j) {
      String lab = p2ToString(loopsPerTestChoices[j]) + 
        " calls per thread per test";
      precComboBox.addItem(lab);
    }
    precComboBox.addItemListener(new ItemListener() {
      public void itemStateChanged(ItemEvent evt) {
        JComboBox src = (JComboBox)(evt.getItemSelectable());
        int idx = src.getSelectedIndex();
        loopsPerTest_.set(loopsPerTestChoices[idx]);
      }
    });
    
    loopsPerTest_.set(loopsPerTestChoices[8]);
    precComboBox.setSelectedIndex(8);

    return precComboBox;
  }