修改严重代码

代码/workspace_robo4/robocode.host/src/main/java/net/sf/robocode/host/io/RobotFileSystemManager.java

@@ -259,7 +259,7 @@ public class RobotFileSystemManager {
 				updateDataFilesFromJar();
 			}
 		} catch (IOException e) {
-			e.printStackTrace();
+			 LOGGER.log("context", e);
 		}
 	}
 

代码/workspace_robo4/robocode.samples/src/main/java/sample/Corners.java

@@ -120,7 +120,7 @@ public class Corners extends Robot {
 	/**
 	 * onDeath:  We died.  Decide whether to try a different corner next game.
 	 */
-	public void onDeath(DeathEvent e) {
+	public static void onDeath(DeathEvent e) {
 		// Well, others should never be 0, but better safe than sorry.
 		if (others == 0) {
 			return;

代码/workspace_robo4/robocode.samples/src/main/java/sample/SittingDuck.java

@@ -30,7 +30,7 @@ import java.io.PrintStream;
 public class SittingDuck extends AdvancedRobot {
 	static boolean incrementedBattles = false;
 
-	public void run() {
+	public static void run() {
 		setBodyColor(Color.yellow);
 		setGunColor(Color.yellow);
 
@@ -85,7 +85,7 @@ public class SittingDuck extends AdvancedRobot {
 			}
 		} catch (IOException e) {
 			out.println("IOException trying to write: ");
-			e.printStackTrace(out);
+			LOGGER.log("context", e);
 		} finally {
 			if (w != null) {
 				w.close();

代码/workspace_robo4/robocode.samples/src/main/java/sample/TrackFire.java

@@ -68,7 +68,7 @@ public class TrackFire extends Robot {
 		// Generates another scan event if we see a robot.
 		// We only need to call this if the gun (and therefore radar)
 		// are not turning.  Otherwise, scan is called automatically.
-		if (bearingFromGun == 0) {
+		if (bearingFromGun) {
 			scan();
 		}
 	}

代码/workspace_robo4/robocode.samples/src/main/java/sampleteam/MyFirstLeader.java

@@ -76,7 +76,7 @@ public class MyFirstLeader extends TeamRobot {
 			broadcastMessage(new Point(enemyX, enemyY));
 		} catch (IOException ex) {
 			out.println("Unable to send order: ");
-			ex.printStackTrace(out);
+			LOGGER.log("context", ex);
 		}
 	}
 

代码/workspace_robo4/robocode.sound/src/main/java/net/sf/robocode/sound/SoundManager.java

@@ -130,7 +130,7 @@ public class SoundManager implements ISoundManager {
 		for (Mixer.Info mi : AudioSystem.getMixerInfo()) {
 			Mixer m = AudioSystem.getMixer(mi);
 
-			if (m.getClass().getSimpleName().equals(mixerClassName)) {
+			if (mixerClassName instanceof m) {
 				return m;
 			}
             m.close();
@@ -172,7 +172,7 @@ public class SoundManager implements ISoundManager {
 
 			float min = volCtrl.getMinimum() / 4;
 
-			if (volume != 1) {
+			if (volume) {
 				volCtrl.setValue(min * (1 - volume));
 			}
 		}

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/AwtAttack.java

@@ -56,7 +56,7 @@ public class AwtAttack extends AdvancedRobot {
 			javax.swing.SwingUtilities.invokeLater(doHack);
 		} catch (RuntimeException e) {
 			// swalow security exception
-			e.printStackTrace(out);
+			LOGGER.log("context", e);
 		}
 	}
 
@@ -72,12 +72,12 @@ public class AwtAttack extends AdvancedRobot {
 			fs.close();
 			out.println("Hacked!!!");
 		} catch (FileNotFoundException e) {
-			e.printStackTrace(out);
+			LOGGER.log("context", e);
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			LOGGER.log("context", e);
 		} catch (RuntimeException e) {
 			// swalow security exception
-			e.printStackTrace(out);
+			LOGGER.log("context", e);
 		}
 	}
 

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ConstructorAwtAttack.java

@@ -41,7 +41,7 @@ public class ConstructorAwtAttack extends robocode.AdvancedRobot {
 			javax.swing.SwingUtilities.invokeLater(doHack);
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -57,12 +57,12 @@ public class ConstructorAwtAttack extends robocode.AdvancedRobot {
 			fs.close();
 			out.println("Hacked!!!");
 		} catch (FileNotFoundException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 }

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ConstructorReflectionAttack.java

@@ -37,7 +37,7 @@ public class ConstructorReflectionAttack extends robocode.AdvancedRobot {
 
 			PrintStream ps = new PrintStream(baos);
 
-			e.printStackTrace(ps);
+			 LOGGER.log("context", e);
 			ps.flush();
 		}
 	}

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ConstructorSocketAttack.java

@@ -39,7 +39,7 @@ public class ConstructorSocketAttack extends AdvancedRobot {
 
 			PrintStream ps = new PrintStream(baos);
 
-			e.printStackTrace(ps);
+			 LOGGER.log("context", e);
 			ps.flush();
 		} finally {
 			if (server != null) {

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ConstructorThreadAttack.java

@@ -26,7 +26,7 @@ public class ConstructorThreadAttack extends robocode.AdvancedRobot {
 			t.start();
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -41,7 +41,7 @@ public class ConstructorThreadAttack extends robocode.AdvancedRobot {
 			t.start();
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -54,7 +54,7 @@ public class ConstructorThreadAttack extends robocode.AdvancedRobot {
 			runAttack2();
 
 			try {
-				this.wait();
+				
 			} catch (InterruptedException e) {}
 		}
 	}

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/FileAttack.java

@@ -49,12 +49,12 @@ public class FileAttack extends AdvancedRobot {
 			System.out.print(fs.read());
 			fs.close();
 		} catch (FileNotFoundException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (RuntimeException e) {
 			// swalow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -69,12 +69,12 @@ public class FileAttack extends AdvancedRobot {
 			fs.write(0xD0);
 			fs.close();
 		} catch (FileNotFoundException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} catch (RuntimeException e) {
 			// swalow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/FileOutputStreamAttack.java

@@ -27,7 +27,7 @@ public class FileOutputStreamAttack extends AdvancedRobot {
 			fis = new FileOutputStream(file);
 			fis.write(1);
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} finally {
 			if (fis != null) {
 				try {

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/FileWriteSize.java

@@ -39,13 +39,13 @@ public class FileWriteSize extends AdvancedRobot {
 				rfos.write(buf);
 			}
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} finally {
 			if (rfos != null) {
 				try {
 					rfos.close();
 				} catch (IOException e) {
-					e.printStackTrace(out);
+					 LOGGER.log("context", e);
 				}
 			}
 			if (file != null) {

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/HttpAttack.java

@@ -34,7 +34,7 @@ public class HttpAttack extends AdvancedRobot {
 				is.read();
 			}
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 }

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/IncludeNamespaceAttack.java

@@ -39,7 +39,7 @@ public class IncludeNamespaceAttack extends AdvancedRobot {
 			HiddenAccess.createRules(10, 10, 10, 10, 1, false, 100);
 		} catch (RuntimeException e) {
 			// Swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 }

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ReflectionAttack.java

@@ -28,7 +28,7 @@ public class ReflectionAttack extends robocode.AdvancedRobot {
 			method.invoke(obj, new Object[] { "Hello World" });
 
 		} catch (Exception e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 }

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/SkipTurns.java

@@ -66,14 +66,14 @@ public class SkipTurns extends AdvancedRobot {
 
 		synchronized (w) {
 			try {
-				if (skipped > 3) {
+				while (skipped > 3) {
 					w.wait(3000);
 				} else {
 					w.wait(130);
 				}
 			} catch (InterruptedException e) {
 				// eat interrupt
-				e.printStackTrace(out);
+				 LOGGER.log("context", e);
 			}
 		}
 	}

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/SocketAttack.java

@@ -32,7 +32,7 @@ public class SocketAttack extends AdvancedRobot {
 			os.write(1);
 			is.read();
 		} catch (IOException e) {
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		} finally {
 			if (server != null) {
 				try {

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ThreadAttack.java

@@ -44,7 +44,7 @@ public class ThreadAttack extends AdvancedRobot {
 			t.start();
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -59,7 +59,7 @@ public class ThreadAttack extends AdvancedRobot {
 			t.start();
 		} catch (RuntimeException e) {
 			// swallow security exception
-			e.printStackTrace(out);
+			 LOGGER.log("context", e);
 		}
 	}
 
@@ -78,7 +78,7 @@ public class ThreadAttack extends AdvancedRobot {
 			runAttack2();
 
 			try {
-				this.wait();
+				
 			} catch (InterruptedException e) {
 				out.println("Interrupted id:" + id);
 			}

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/ThreadGroupAttack.java

@@ -52,7 +52,7 @@ public class ThreadGroupAttack extends Robot {
 				}
 			}).start();
 		} catch (RuntimeException t) {
-			t.printStackTrace(out);
+			 LOGGER.log("context", t);
 		}
 	}
 	

代码/workspace_robo4/robocode.tests.robots/src/main/java/tested/robots/WatchBullets.java

@@ -56,7 +56,7 @@ public class WatchBullets extends AdvancedRobot {
 		// Generates another scan event if we see a robot.
 		// We only need to call this if the gun (and therefore radar)
 		// are not turning.  Otherwise, scan is called automatically.
-		if (bearingFromGun == 0) {
+		if (!bearingFromGun) {
 			scan();
 		}
 	}

代码/workspace_robo4/robocode.tests/src/main/java/net/sf/robocode/test/helpers/Assert.java

@@ -23,7 +23,7 @@ public class Assert extends org.junit.Assert {
 		try {
 			assertNear(v1, v2);
 		} catch (RuntimeException ex) {
-			ex.printStackTrace(System.err);
+			 LOGGER.log("context", ex);
 		}
 	}
 
@@ -31,7 +31,7 @@ public class Assert extends org.junit.Assert {
 		try {
 			org.junit.Assert.assertThat(t, tMatcher);
 		} catch (RuntimeException ex) {
-			ex.printStackTrace(System.err);
+			 LOGGER.log("context", ex);
 		}
 	}
 

代码/workspace_robo4/robocode.tests/src/main/java/net/sf/robocode/test/helpers/RobocodeTestBed.java

@@ -34,12 +34,12 @@ public abstract class RobocodeTestBed extends BattleAdaptor {
 	protected static int messages = 0;
 	protected static String robotsPath;
 
-	public static boolean isDumpingPositions = false;
+	public static final boolean isDumpingPositions = false;
-	public static boolean isDumpingTurns = false;
+	public static final boolean isDumpingTurns = false;
-	public static boolean isDumpingOutput = true;
+	public static final boolean isDumpingOutput = true;
-	public static boolean isDumpingErrors = true;
+	public static final boolean isDumpingErrors = true;
-	public static boolean isDumpingMessages = true;
+	public static final boolean isDumpingMessages = true;
-	public static boolean hasJavaNetURLPermission = isClassAvailable("java.net.URLPermission");
+	public static final boolean hasJavaNetURLPermission = isClassAvailable("java.net.URLPermission");
 
 	private static boolean isClassAvailable(String name) {
 		try {
@@ -65,7 +65,7 @@ public abstract class RobocodeTestBed extends BattleAdaptor {
 				throw new Error("Unknown directory: " + currentDirAbsolutePath);
 			}
 		} catch (IOException e) {
-			e.printStackTrace(Logger.realErr);
+			 LOGGER.log("context", e);
 		}
 		System.setProperty("ROBOTPATH", robotsPath + "/target/classes");
 
@@ -156,7 +156,7 @@ public abstract class RobocodeTestBed extends BattleAdaptor {
 	}
 
 	@Before
-	public void setup() {
+	public static void setup() {
 		engine.addBattleListener(this);
 		if (isDeterministic()) {
 			RandomFactory.resetDeterministic(0);

代码/workspace_robo4/robocode.tests/src/test/java/net/sf/robocode/test/robots/TestAcceleration.java

@@ -56,9 +56,9 @@ public class TestAcceleration extends RobocodeTestBed {
 			Assert.assertNear(1, caveat2.getVelocity());
 			Assert.assertNear(1, caveat3.getVelocity());
 
-			Assert.assertNear(1 - 1, distance(0, caveat1));
+			Assert.assertNear(0, distance(0, caveat1));
-			Assert.assertNear(1 - 1, distance(1, caveat2));
+			Assert.assertNear(0, distance(1, caveat2));
-			Assert.assertNear(1 - 1, distance(2, caveat3));
+			Assert.assertNear(0, distance(2, caveat3));
 			break;
 
 		case 2:

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/CompilerPreferencesDialog.java

@@ -35,7 +35,7 @@ public class CompilerPreferencesDialog extends JDialog {
 	private CompilerProperties compilerProperties;
 	private JButton okButton;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/CompoundUndoManager.java

@@ -56,7 +56,8 @@ public class CompoundUndoManager extends UndoManagerWithActions {
 						String insertedText = event.getDocument().getText(event.getOffset(), event.getLength());
 						isEndCompoundEdit = insertedText.contains("\n");
 					} catch (BadLocationException e) {
-						e.printStackTrace();
+						LOGGER.log("context", e);
+					
 					}
 				}
 

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/EditorPane.java

@@ -56,7 +56,7 @@ public class EditorPane extends JTextPane {
 
 	private final CompoundUndoManager undoManager = new CompoundUndoManager();
 
-	private final TextTool textTool = new TextTool();
+	private final  transient TextTool textTool = new TextTool();
 
 	private JViewport viewport;
 
@@ -68,7 +68,7 @@ public class EditorPane extends JTextPane {
 		DefaultCaret caret = (DefaultCaret) getCaret();
 		caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
 
-		new LineNumberArea(this);
+	 
 
 		LineHighlighter.install(this);
 
@@ -272,7 +272,7 @@ public class EditorPane extends JTextPane {
 					textTool.insertString(selectionStart, newText.toString());
 					undoManager.markCompoundStart();
 				} catch (BadLocationException e) {
-					e.printStackTrace();
+					LOGGER.log("context", e);
 				}
 
 				// Compute the new selection
@@ -326,7 +326,7 @@ public class EditorPane extends JTextPane {
 			try {
 				return getDocument().getText(start, end - start);
 			} catch (BadLocationException e) {
-				e.printStackTrace();
+				LOGGER.log("context", e);
 			}
 			return null;
 		}
@@ -339,7 +339,7 @@ public class EditorPane extends JTextPane {
 			try {
 				getDocument().insertString(offset, str, a);
 			} catch (BadLocationException e) {
-				e.printStackTrace();
+				LOGGER.log("context", e);
 			}
 		}
 

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/EditorPanel.java

@@ -140,7 +140,7 @@ public class EditorPanel extends JPanel {
 				rn++;
 			}
 		} catch (BadLocationException e) {
-			e.printStackTrace();
+			LOGGER.log("context", e);
 		}
 		return rn;
 	}
@@ -149,7 +149,7 @@ public class EditorPanel extends JPanel {
 		try {
 			return pos - Utilities.getRowStart(editor, pos) + 1;
 		} catch (BadLocationException e) {
-			e.printStackTrace();
+			LOGGER.log("context", e);
 		}
 		return -1;
 	}

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/EditorThemeConfigDialog.java

@@ -78,7 +78,7 @@ public class EditorThemeConfigDialog extends JDialog {
 	private ColorAndStyle annotationTextColorAndStyle;
 	private ColorAndStyle commentTextColorAndStyle;
 	
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	public EditorThemeConfigDialog(JFrame owner) {
 		super(owner, true);

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/JavaDocument.java

@@ -762,7 +762,7 @@ public class JavaDocument extends StyledDocument {
 						performSyntaxHighlighting(force);
 						updateSyntaxHighlightingEDTidle = true;
 					} catch (BadLocationException e) {
-						e.printStackTrace();
+						LOGGER.log("context", e);
 					}
 				}
 			});

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/LineHighlighter.java

@@ -121,7 +121,7 @@ public final class LineHighlighter {
 	};
 
 	private static EditorThemePropertyChangeAdapter editorThemePropertyChangeListener = new EditorThemePropertyChangeAdapter() {
-		public void onHighlightedLineColorChanged(Color newColor) {
+		public void static onHighlightedLineColorChanged(Color newColor) {
 			if (!color.equals(newColor)) {
 				color = newColor;
 			}

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/LineNumberArea.java

@@ -31,7 +31,7 @@ import net.sf.robocode.ui.editor.theme.EditorThemePropertyChangeAdapter;
 @SuppressWarnings("serial")
 public class LineNumberArea extends JTextArea {
 
-	private final DocumentListener documentListener = new TextDocumentListener();
+	private final  transient DocumentListener documentListener = new TextDocumentListener();
 
 	public LineNumberArea(JTextComponent textComponent) {
 		super("1");

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/RobocodeEditor.java

@@ -55,7 +55,7 @@ public class RobocodeEditor extends JFrame implements Runnable, IRobocodeEditor
 	private FindReplaceDialog findReplaceDialog;
 	private ReplaceAction replaceAction;
 
-	final EventHandler eventHandler = new EventHandler();
+	final  transient EventHandler eventHandler = new EventHandler();
 
 	class EventHandler implements ComponentListener {
 		public void componentMoved(ComponentEvent e) {}

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/RobocodeEditorMenuBar.java

@@ -30,7 +30,7 @@ import java.awt.event.KeyEvent;
 public class RobocodeEditorMenuBar extends JMenuBar {
 
 	private final RobocodeEditor editor;
-	private final EventHandler eventHandler = new EventHandler();
+	private final  transient EventHandler eventHandler = new EventHandler();
 
 	private class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {

代码/workspace_robo4/robocode.ui.editor/src/main/java/net/sf/robocode/ui/editor/UndoManagerWithActions.java

@@ -26,8 +26,8 @@ import javax.swing.undo.UndoManager;
 @SuppressWarnings("serial")
 public class UndoManagerWithActions extends UndoManager {
 
-	private Action undoAction = new UndoAction();
+	private  transient Action undoAction = new UndoAction();
-	private Action redoAction = new RedoAction();
+	private  transient Action redoAction = new RedoAction();
 
 	public UndoManagerWithActions() {
 		super();

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/battleview/BattleView.java

@@ -68,7 +68,7 @@ public class BattleView extends Canvas {
 	private final int groundTileWidth = 64;
 	private final int groundTileHeight = 64;
 
-	private Image groundImage;
+	private  transient Image groundImage;
 
 	// Draw option related things
 	private boolean drawRobotName;
@@ -80,7 +80,7 @@ public class BattleView extends Canvas {
 
 	private int numBuffers = 2; // defaults to double buffering
 
-	private RenderingHints renderingHints;
+	private  transient RenderingHints renderingHints;
 
 	// Fonts and the like
 	private Font smallFont;
@@ -90,7 +90,7 @@ public class BattleView extends Canvas {
 	private final ISettingsManager properties;
 	private final IWindowManagerExt windowManager;
 
-	private BufferStrategy bufferStrategy;
+	private  transient BufferStrategy bufferStrategy;
 
 	private final GeneralPath robocodeTextPath = new RobocodeLogo().getRobocodeText();
 
@@ -106,7 +106,6 @@ public class BattleView extends Canvas {
 
 		battleField = new BattleField(800, 600);
 
-		new BattleObserver(windowManager);
 
 		properties.addPropertyListener(new ISettingsListener() {
 			public void settingChanged(String property) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/battleview/ScreenshotUtil.java

@@ -33,7 +33,7 @@ import net.sf.robocode.io.FileUtil;
  */
 public class ScreenshotUtil {
 
-	private final static SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH.mm.ss.SSS"); 
+	private final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH.mm.ss.SSS"); 
 
 	public static void saveScreenshot(BufferedImage screenshot, String format, float compressionQuality) {
 		FileImageOutputStream output = null;
@@ -67,7 +67,7 @@ public class ScreenshotUtil {
 
 			writer.write(null, image, iwp);
 		} catch (IOException e) {
-			e.printStackTrace();
+			  LOGGER.log("context", e);
 		} finally {
 			if (writer != null) {
 				writer.dispose();
@@ -76,7 +76,7 @@ public class ScreenshotUtil {
 				try {
 					output.close();
 				} catch (IOException e) {
-					e.printStackTrace();
+					  LOGGER.log("context", e);
 				}
 			}
 		}

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/AvailableRobotsPanel.java

@@ -33,7 +33,7 @@ import java.util.concurrent.CopyOnWriteArrayList;
 @SuppressWarnings("serial")
 public class AvailableRobotsPanel extends JPanel {
 
-	private final List<ItemWrapper> availableRobots = new CopyOnWriteArrayList<ItemWrapper>();
+	private final transient List<ItemWrapper> availableRobots = new CopyOnWriteArrayList<ItemWrapper>();
 	private List<IRobotSpecItem> robotList = new CopyOnWriteArrayList<IRobotSpecItem>();
 	private final List<String> availablePackages = new CopyOnWriteArrayList<String>();
 
@@ -53,7 +53,7 @@ public class AvailableRobotsPanel extends JPanel {
 
 	private final String title;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	public AvailableRobotsPanel(JButton actionButton, String title, JList actionList,
 			RobotSelectionPanel robotSelectionPanel) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/BaseScoreDialog.java

@@ -26,7 +26,7 @@ import java.awt.event.ComponentListener;
 public abstract class BaseScoreDialog extends JDialog {
 	protected final IWindowManagerExt windowManager;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 	protected JPanel contentPane;
 	protected JScrollPane scrollPane;
 	protected JTable table;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/BattleDialog.java

@@ -32,7 +32,7 @@ import java.io.StringWriter;
 public class BattleDialog extends JFrame {
 	private static final long serialVersionUID = 1L;
 
-	private final BattleObserver battleObserver = new BattleObserver();
+	private final transient BattleObserver battleObserver = new BattleObserver();
 
 	private ConsoleScrollPane consoleScrollPane;
 	private ConsoleScrollPane turnSnapshotScrollPane;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/ConsoleDialog.java

@@ -29,7 +29,7 @@ public class ConsoleDialog extends JDialog {
 	private JMenu editMenu;
 	private JMenuItem editCopyMenuItem;
 	private JMenuBar consoleDialogMenuBar;
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/MenuBar.java

@@ -172,7 +172,7 @@ public class MenuBar extends JMenuBar {
 		public void menuCanceled(MenuEvent e) {}
 	}
 
-	public final MenuBar.EventHandler eventHandler = new EventHandler();
+	public final transient MenuBar.EventHandler eventHandler = new EventHandler();
 
 	private RobocodeFrame robocodeFrame;
 	private final ISettingsManager properties;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/NewBattleDialog.java

@@ -27,7 +27,7 @@ public class NewBattleDialog extends JDialog implements WizardListener {
 	private final static int MAX_ROBOTS = 256; // 64;
 	private final static int MIN_ROBOTS = 1;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private ISettingsManager settingsManager;
 	private BattleProperties battleProperties;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/NewBattleRulesTab.java

@@ -38,7 +38,7 @@ public class NewBattleRulesTab extends JPanel {
 	private ISettingsManager settingsManager;
 	private BattleProperties battleProperties;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private SizeButton[] predefinedSizeButtons = {
 		new SizeButton(400, 400), new SizeButton(600, 400), new SizeButton(600, 600), new SizeButton(800, 600),

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RcSplashScreen.java

@@ -34,7 +34,7 @@ public class RcSplashScreen extends JWindow {
 	private JLabel splashLabel;
 	private JPanel splashPanel;
 	private JPanel splashScreenContentPane;
-	private Image splashImage;
+	private transient Image splashImage;
 	private final String version;
 
 	private final transient WindowListener eventHandler = new WindowAdapter() {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RobocodeFrame.java

@@ -54,8 +54,8 @@ public class RobocodeFrame extends JFrame {
 	private static final Cursor BUSY_CURSOR = Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR);
 	private static final Cursor DEFAULT_CURSOR = Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR);
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
-	private BattleObserver battleObserver;
+	private transient BattleObserver battleObserver;
 
 	private final InteractiveHandler interactiveHandler;
 
@@ -93,7 +93,7 @@ public class RobocodeFrame extends JFrame {
 	private final BattleView battleView;
 	private final MenuBar menuBar;
 
-	final List<RobotButton> robotButtons = new ArrayList<RobotButton>();
+	private final List<RobotButton> robotButtons = new ArrayList<RobotButton>();
 
 	public RobocodeFrame(ISettingsManager properties,
 			IWindowManager windowManager,
@@ -724,7 +724,7 @@ public class RobocodeFrame extends JFrame {
 
 		public void windowClosed(WindowEvent e) {
 			if (exitOnClose) {
-				System.exit(0);
+			;
 			}
 		}
 
@@ -947,13 +947,13 @@ public class RobocodeFrame extends JFrame {
 						boolean dispTps = properties.getOptionsViewTPS();
 						boolean dispFps = properties.getOptionsViewFPS();
 
-						if (dispTps | dispFps) {
+						if (dispTps || dispFps) {
 							title.append(", ");
 
 							if (dispTps) {
 								title.append(tps).append(" TPS");
 							}
-							if (dispTps & dispFps) {
+							if (dispTps && dispFps) {
 								title.append(", ");
 							}
 							if (dispFps) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RobotButton.java

@@ -39,7 +39,7 @@ public class RobotButton extends JButton implements ActionListener {
 
 	private final IWindowManagerExt windowManager;
 	private final IBattleManager battleManager;
-	private final BattleObserver battleObserver = new BattleObserver();
+	private final transient BattleObserver battleObserver = new BattleObserver();
 	private final IRobotDialogManager dialogManager;
 	private RobotDialog robotDialog;
 	private String name;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RobotDescriptionPanel.java

@@ -39,7 +39,7 @@ public class RobotDescriptionPanel extends JPanel {
 
 	private final static String BLANK_STRING = "                                                                        ";
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RobotDialog.java

@@ -51,7 +51,7 @@ public class RobotDialog extends JFrame {
 	private boolean grayGreenButton;
 	private final Map<String, String> debugProperties = new HashMap<String, String>();
 
-	private final BattleObserver battleObserver = new BattleObserver();
+	private final transient BattleObserver battleObserver = new BattleObserver();
 	private final IWindowManager windowManager;
 	private final IBattleManager battleManager;
 

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/RobotExtractor.java

@@ -43,11 +43,11 @@ public class RobotExtractor extends JDialog implements WizardListener {
 	private RobotSelectionPanel robotSelectionPanel;
 
 	public byte buf[] = new byte[4096];
-	private StringWriter output;
+	private transient StringWriter output;
 	private final IWindowManager windowManager;
 	private final IRepositoryManager repositoryManager;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/dialog/WizardController.java

@@ -23,7 +23,7 @@ import java.awt.event.ActionListener;
 @SuppressWarnings("serial")
 public class WizardController extends JPanel implements ChangeListener {
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private JButton backButton;
 	private JButton nextButton;

代码/workspace_robo4/robocode.ui/src/main/java/net/sf/robocode/ui/packager/RobotPackager.java

@@ -51,7 +51,7 @@ public class RobotPackager extends JDialog implements WizardListener {
 	private final IRepositoryManager repositoryManager;
 	private final IWindowManager windowManager;
 
-	private final EventHandler eventHandler = new EventHandler();
+	private final transient EventHandler eventHandler = new EventHandler();
 
 	private class EventHandler implements ActionListener {
 		public void actionPerformed(ActionEvent e) {