GUIUtils.java
| Index Score | ||
|---|---|---|
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net.sourceforge.squirrel_sql.fw.gui |
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Squirrel SQL |
View: Reasons, Metrics, Source Code
These are the metrics that contribute to the Enerjy Score for this file, ranked by impact. So the metrics listed at the top influence the score to a greater extent that the metrics listed at the bottom.
| Metric | Description | |
|---|---|---|
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array |  |
| JAVA0285 | JAVA0285 Dereference of potentially null variable | |
| EXITS | Procedure exits | |
| COMPARISONS | Number of comparison operators | |
| LOOPS | Number of loops | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| CYCLOMATIC | Cyclomatic complexity | |
| BLOCKS | Number of blocks | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| LOC | Lines of code | |
| JAVA0254 | JAVA0254 Use enhanced for loop construct instead of Iterator | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| UNIQUE_OPERANDS | Number of unique operands | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| OPERANDS | Number of operands | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| SIZE | Size of the file in bytes | |
| LINES | Number of lines in the source file | |
| LOGICAL_LINES | Number of statements | |
| RETURNS | Number of return points from functions | |
| JAVA0076 | JAVA0076 Use of magic number | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0077 | JAVA0077 Private field not used in declaring class | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| WHITESPACE | Number of whitespace lines | |
| ELOC | Effective lines of code | |
| EXEC_COMMENTS | Comments in executable code | |
| NEST_DEPTH | Maximum nesting depth | |
package net.sourceforge.squirrel_sql.fw.gui;
/*
* Copyright (C) 2001-2004 Colin Bell
* colbell@users.sourceforge.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.FontMetrics;
import java.awt.Frame;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.geom.Rectangle2D;
import java.beans.PropertyVetoException;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JInternalFrame;
import javax.swing.SwingUtilities;
import net.sourceforge.squirrel_sql.fw.util.BaseRuntimeException;
import net.sourceforge.squirrel_sql.fw.util.log.ILogger;
import net.sourceforge.squirrel_sql.fw.util.log.LoggerController;
/**
* Common GUI utilities accessed via static methods.
*
* @author <A HREF="mailto:colbell@users.sourceforge.net">Colin Bell</A>
*/
public class GUIUtils
{
/** Logger for this class. */
private static final ILogger s_log =
LoggerController.createLogger(GUIUtils.class);
private static JFrame _mainFrame;
/**
* Centers <CODE>wind</CODE> within its parent. If it has no parent then
* center within the screen. If centering would cause the title bar to go
* above the parent (I.E. cannot see the titlebar and so cannot move the
* window) then move the window down.
*
* @param wind The Window to be centered.
*
* @throws IllegalArgumentException If <TT>wind</TT> is <TT>null</TT>.
*/
public static void centerWithinParent(Window wind)
{
if (wind == null)
{
throw new IllegalArgumentException("null Window passed");
}
final Container parent = wind.getParent();
if (parent != null && parent.isVisible())
{
center(wind, new Rectangle(parent.getLocationOnScreen(),
parent.getSize()));
}
else
{
centerWithinScreen(wind);
}
}
/**
* Centers passed internal frame within its desktop area. If centering
* would cause the title bar to go off the top of the screen then move the
* window down.
*
* @param frame The internal frame to be centered.
*
* @throws IllegalArgumentException If <TT>frame</TT> is <TT>null</TT>.
*/
public static void centerWithinDesktop(JInternalFrame frame)
{
if (frame == null)
{
throw new IllegalArgumentException("null JInternalFrame passed");
}
final Container parent = frame.getDesktopPane();
if (parent != null && parent.isVisible())
{
center(frame, new Rectangle(new Point(0, 0), parent.getSize()));
}
}
/**
* Centers <CODE>wind</CODE> within the screen. If centering would cause the
* title bar to go off the top of the screen then move the window down.
*
* @param wind The Window to be centered.
*
* @throws IllegalArgumentException If <TT>wind</TT> is <TT>null</TT>.
*/
public static void centerWithinScreen(Window wind)
{
if (wind == null)
{
throw new IllegalArgumentException("null Window passed");
}
final Toolkit toolKit = Toolkit.getDefaultToolkit();
final Rectangle rcScreen = new Rectangle(toolKit.getScreenSize());
final Dimension windSize = wind.getSize();
final Dimension parentSize = new Dimension(rcScreen.width, rcScreen.height);
if (windSize.height > parentSize.height)
{
windSize.height = parentSize.height;
}
if (windSize.width > parentSize.width)
{
windSize.width = parentSize.width;
}
center(wind, rcScreen);
}
public static void moveToFront(final JInternalFrame fr)
{
if (fr != null)
{
processOnSwingEventThread(new Runnable()
{
public void run()
{
fr.moveToFront();
fr.setVisible(true);
try
{
fr.setSelected(true);
}
catch (PropertyVetoException ex)
{
s_log.error("Error bringing internal frame to the front", ex);
}
}
});
}
}
/**
* Return the owning <CODE>Frame</CODE> for the passed component
* of <CODE>null</CODE> if it doesn't have one.
*
* @throws IllegalArgumentException If <TT>wind</TT> is <TT>null</TT>.
*/
public static Frame getOwningFrame(Component comp)
{
if (comp == null)
{
throw new IllegalArgumentException("null Component passed");
}
if (comp instanceof Frame)
{
return (Frame) comp;
}
return getOwningFrame(SwingUtilities.windowForComponent(comp));
}
/**
* Return <TT>true</TT> if <TT>frame</TT> is a tool window. I.E. is the
* <TT>JInternalFrame.isPalette</TT> set to <TT>Boolean.TRUE</TT>?
*
* @param frame The <TT>JInternalFrame</TT> to be checked.
*
* @throws IllegalArgumentException If <TT>frame</TT> is <TT>null</TT>.
*/
public static boolean isToolWindow(JInternalFrame frame)
{
if (frame == null)
{
throw new IllegalArgumentException("null JInternalFrame passed");
}
final Object obj = frame.getClientProperty("JInternalFrame.isPalette");
return obj != null && obj == Boolean.TRUE;
}
/**
* Make the passed internal frame a Tool Window.
*/
public static void makeToolWindow(JInternalFrame frame, boolean isToolWindow)
{
if (frame == null)
{
throw new IllegalArgumentException("null JInternalFrame passed");
}
frame.putClientProperty("JInternalFrame.isPalette",
isToolWindow ? Boolean.TRUE : Boolean.FALSE);
}
/**
* Change the sizes of all the passed buttons to be the size of the
* largest one.
*
* @param btns Array of buttons to eb resized.
*
* @throws IllegalArgumentException If <TT>btns</TT> is <TT>null</TT>.
*/
public static void setJButtonSizesTheSame(JButton[] btns)
{
if (btns == null)
{
throw new IllegalArgumentException("null JButton[] passed");
}
// Get the largest width and height
final Dimension maxSize = new Dimension(0, 0);
for (int i = 0; i < btns.length; ++i)
{
final JButton btn = btns[i];
final FontMetrics fm = btn.getFontMetrics(btn.getFont());
Rectangle2D bounds = fm.getStringBounds(btn.getText(), btn.getGraphics());
int boundsHeight = (int) bounds.getHeight();
int boundsWidth = (int) bounds.getWidth();
maxSize.width = boundsWidth > maxSize.width ? boundsWidth : maxSize.width;
maxSize.height = boundsHeight > maxSize.height ? boundsHeight : maxSize.height;
}
Insets insets = btns[0].getInsets();
maxSize.width += insets.left + insets.right;
maxSize.height += insets.top + insets.bottom;
for (int i = 0; i < btns.length; ++i)
{
JButton btn = btns[i];
btn.setPreferredSize(maxSize);
}
}
/**
* Return an array containing all <TT>JInternalFrame</TT> objects
* that were passed in <TT>frames</TT> that are tool windows.
*
* @param frames <TT>JInternalFrame</TT> objects to be checked.
*/
public static JInternalFrame[] getOpenToolWindows(JInternalFrame[] frames)
{
if (frames == null)
{
throw new IllegalArgumentException("null JInternalFrame[] passed");
}
List<JInternalFrame> framesList = new ArrayList<JInternalFrame>();
for (int i = 0; i < frames.length; ++i)
{
JInternalFrame fr = frames[i];
if (isToolWindow(fr) && !fr.isClosed())
{
framesList.add(frames[i]);
}
}
return framesList.toArray(new JInternalFrame[framesList.size()]);
}
/**
* Return an array containing all <TT>JInternalFrame</TT> objects
* that were passed in <TT>frames</TT> that are <EM>not</EM> tool windows.
*
* @param frames <TT>JInternalFrame</TT> objects to be checked.
*/
public static JInternalFrame[] getOpenNonToolWindows(JInternalFrame[] frames)
{
if (frames == null)
{
throw new IllegalArgumentException("null JInternalFrame[] passed");
}
List<JInternalFrame> framesList = new ArrayList<JInternalFrame>();
for (int i = 0; i < frames.length; ++i)
{
JInternalFrame fr = frames[i];
if (!isToolWindow(fr) && !fr.isClosed())
{
framesList.add(frames[i]);
}
}
return framesList.toArray(new JInternalFrame[framesList.size()]);
}
/**
* Return an array containing all <TT>JInternalFrame</TT> objects
* that were passed in <TT>frames</TT> that are <EM>not</EM> tool windows.
* and are not minimized.
*
* @param frames <TT>JInternalFrame</TT> objects to be checked.
*/
public static JInternalFrame[] getNonMinimizedNonToolWindows(JInternalFrame[] frames)
{
if (frames == null)
{
throw new IllegalArgumentException("null JInternalFrame[] passed");
}
List<JInternalFrame> framesList = new ArrayList<JInternalFrame>();
for (int i = 0; i < frames.length; ++i)
{
JInternalFrame fr = frames[i];
if (!isToolWindow(fr) && !fr.isClosed() && !fr.isIcon())
{
framesList.add(frames[i]);
}
}
return framesList.toArray(new JInternalFrame[framesList.size()]);
}
public static boolean isWithinParent(Component wind)
{
if (wind == null)
{
throw new IllegalArgumentException("Null Component passed");
}
Rectangle windowBounds = wind.getBounds();
Component parent = wind.getParent();
Rectangle parentRect = null;
if (parent != null)
{
parentRect = new Rectangle(parent.getSize());
}
else
{
//parentRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
parentRect = getScreenBoundsFor(windowBounds);
}
//if (windowBounds.x > (parentRect.width - 20)
// || windowBounds.y > (parentRect.height - 20)
//|| (windowBounds.x + windowBounds.width) < 20
//|| (windowBounds.y + windowBounds.height) < 20)
//{
//return false;
//}
if (windowBounds.x < (parentRect.x - 20)
|| windowBounds.y < (parentRect.y - 20))
{
return false;
}
return true;
}
public static Rectangle getScreenBoundsFor(Rectangle rc)
{
final GraphicsDevice[] gds = GraphicsEnvironment.getLocalGraphicsEnvironment().getScreenDevices();
final List<GraphicsConfiguration> configs =
new ArrayList<GraphicsConfiguration>();
for (int i = 0; i < gds.length; i++)
{
GraphicsConfiguration gc = gds[i].getDefaultConfiguration();
if (rc.intersects(gc.getBounds()))
{
configs.add(gc);
}
}
GraphicsConfiguration selected = null;
if (configs.size() > 0)
{
for (Iterator<GraphicsConfiguration> it = configs.iterator(); it.hasNext();)
{
GraphicsConfiguration gcc = it.next();
if (selected == null)
selected = gcc;
else
{
if (gcc.getBounds().contains(rc.x + 20, rc.y + 20))
{
selected = gcc;
break;
}
}
}
}
else
{
selected = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
}
int x = selected.getBounds().x;
int y = selected.getBounds().y;
int w = selected.getBounds().width;
int h = selected.getBounds().height;
return new Rectangle(x,y,w,h);
}
public static void processOnSwingEventThread(Runnable todo)
{
processOnSwingEventThread(todo, false);
}
public static void processOnSwingEventThread(Runnable todo, boolean wait)
{
if (todo == null)
{
throw new IllegalArgumentException("Runnable == null");
}
if (wait)
{
if (SwingUtilities.isEventDispatchThread())
{
todo.run();
}
else
{
try
{
SwingUtilities.invokeAndWait(todo);
}
catch (InvocationTargetException ex)
{
throw new BaseRuntimeException(ex);
}
catch (InterruptedException ex)
{
throw new BaseRuntimeException(ex);
}
}
}
else
{
if (SwingUtilities.isEventDispatchThread()) {
todo.run();
} else {
SwingUtilities.invokeLater(todo);
}
}
}
/**
* Centers <CODE>wind</CODE> within the passed rectangle.
*
* @param wind The Window to be centered.
* @param rect The rectangle (in screen coords) to center
* <CODE>wind</CODE> within.
*
* @throws IllegalArgumentException
* If <TT>Window</TT> or <TT>Rectangle</TT> is <TT>null</TT>.
*/
private static void center(Component wind, Rectangle rect)
{
if (wind == null || rect == null)
{
throw new IllegalArgumentException("null Window or Rectangle passed");
}
Dimension windSize = wind.getSize();
int x = ((rect.width - windSize.width) / 2) + rect.x;
int y = ((rect.height - windSize.height) / 2) + rect.y;
if (y < rect.y)
{
y = rect.y;
}
wind.setLocation(x, y);
}
/**
* To make the main window available to fw classes.
*
* This method is called during application start by WindowManager.
*/
public static void setMainFrame(JFrame mainFrame)
{
_mainFrame = mainFrame;
}
public static JFrame getMainFrame()
{
return _mainFrame;
}
/**
* Inserts newlines at or before lineLength at spaces or commas. If no space
* or comma can be found, the resultant line will not be broken up by
* newlines.
*
* @param line the line to word-wrap
* @param lineLength the maximum length any segment should be.
* @return a line with newlines inserted
*/
public static String getWrappedLine(String line, int lineLength) {
if (line.length() <= lineLength) {
return line;
}
StringBuffer result = new StringBuffer();
char[] lineChars = line.toCharArray();
int lastBreakCharIdx = -1;
ArrayList<Integer> breakPoints = new ArrayList<Integer>();
// look for places to break the string
for (int i = 0; i < lineChars.length; i++) {
char curr = lineChars[i];
if (curr == ' ' || curr == ',') {
lastBreakCharIdx = i;
}
if (i > 0 && (i % lineLength == 0) && lastBreakCharIdx != -1) {
breakPoints.add(Integer.valueOf(lastBreakCharIdx));
}
}
if (lastBreakCharIdx != lineChars.length) {
breakPoints.add(Integer.valueOf(lineChars.length));
}
int lastBreakPointIdx = 0;
for (Iterator<Integer> iter = breakPoints.iterator(); iter.hasNext();) {
int breakPointIdx = (iter.next()).intValue() + 1;
if (breakPointIdx > line.length()) {
breakPointIdx = line.length();
}
String part = line.substring(lastBreakPointIdx, breakPointIdx);
result.append(part.trim());
if (!part.trim().endsWith("\\n")) {
result.append("\n");
}
lastBreakPointIdx = breakPointIdx;
}
return result.toString();
}
}
The table below shows all metrics for GUIUtils.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 78.00 | Number of blocks | |
| BLOCK_COMMENT | 18.00 | Number of block comment lines | |
| COMMENTS | 129.00 | Comment lines | |
| COMMENT_DENSITY | 0.57 | Comment density | |
| COMPARISONS | 61.00 | Number of comparison operators | |
| CYCLOMATIC | 84.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 16.00 | Comments in declarations | |
| DOC_COMMENT | 101.00 | Number of javadoc comment lines | |
| ELOC | 228.00 | Effective lines of code | |
| EXEC_COMMENTS | 5.00 | Comments in executable code | |
| EXITS | 67.00 | Procedure exits | |
| FUNCTIONS | 20.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 76.21 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 63.00 | Interface complexity | |
| JAVA0001 | 1.00 | JAVA0001 Package name does not contain only lower case letters | |
| JAVA0002 | 0.00 | JAVA0002 Package name does not begin with a top level domain name or country code | |
| JAVA0003 | 0.00 | JAVA0003 Minimize use of on-demand (.*) imports | |
| JAVA0004 | 0.00 | JAVA0004 Unnecessary import from java.lang | |
| JAVA0005 | 0.00 | JAVA0005 Imports not in specified order | |
| JAVA0006 | 0.00 | JAVA0006 Empty finally block | |
| JAVA0007 | 0.00 | JAVA0007 Should not declare public field | |
| JAVA0008 | 0.00 | JAVA0008 Empty catch block | |
| JAVA0009 | 0.00 | JAVA0009 Protected member in final class | |
| JAVA0010 | 0.00 | JAVA0010 Non-instantiable class does not contain a non-private static member | |
| JAVA0011 | 0.00 | JAVA0011 Abstract class does not contain an abstract method | |
| JAVA0012 | 0.00 | JAVA0012 Non-constructor method with same name as declaring class | |
| JAVA0013 | 0.00 | JAVA0013 Non-blank final field is not static | |
| JAVA0014 | 1.00 | JAVA0014 Class with only static members has non-private constructor | |
| JAVA0015 | 0.00 | JAVA0015 Package class contains public nested type | |
| JAVA0016 | 0.00 | JAVA0016 Abstract class contains public constructor | |
| JAVA0017 | 0.00 | JAVA0017 Class name does not have required form | |
| JAVA0018 | 0.00 | JAVA0018 Method name does not have required form | |
| JAVA0019 | 0.00 | JAVA0019 Interface name does not have required form | |
| JAVA0020 | 0.00 | JAVA0020 Field name does not have required form | |
| JAVA0021 | 0.00 | JAVA0021 Interface method name does not have required form | |
| JAVA0022 | 0.00 | JAVA0022 Static final field name does not have required form | |
| JAVA0023 | 0.00 | JAVA0023 Empty finalize method | |
| JAVA0024 | 0.00 | JAVA0024 Empty class | |
| JAVA0025 | 0.00 | JAVA0025 Method override is empty | |
| JAVA0026 | 0.00 | JAVA0026 Finalize method with parameters | |
| JAVA0029 | 0.00 | JAVA0029 Private method not used | |
| JAVA0030 | 0.00 | JAVA0030 Private field not used | |
| JAVA0031 | 0.00 | JAVA0031 Case statement not properly closed | |
| JAVA0032 | 0.00 | JAVA0032 Switch statement missing default | |
| JAVA0033 | 0.00 | JAVA0033 default: not last case in switch statement | |
| JAVA0034 | 1.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 0.00 | JAVA0035 Missing braces in for statement | |
| JAVA0036 | 0.00 | JAVA0036 Missing braces in while statement | |
| JAVA0038 | 0.00 | JAVA0038 Non-case label in switch statement | |
| JAVA0039 | 0.00 | JAVA0039 Break statement with label | |
| JAVA0040 | 0.00 | JAVA0040 Switch statement contains N cases (maximum: M) | |
| JAVA0041 | 0.00 | JAVA0041 Nested synchronized block | |
| JAVA0042 | 0.00 | JAVA0042 Empty synchronized statement | |
| JAVA0043 | 0.00 | JAVA0043 Inner class does not use outer class | |
| JAVA0044 | 0.00 | JAVA0044 Serializable class with no instance variables | |
| JAVA0045 | 0.00 | JAVA0045 Serializable class with only transient fields | |
| JAVA0046 | 0.00 | JAVA0046 Name of class not derived from Exception ends with 'Exception' | |
| JAVA0047 | 0.00 | JAVA0047 Serializable class derives from invalid base class | |
| JAVA0048 | 0.00 | JAVA0048 Name of class derived from Exception does not end with 'Exception' | |
| JAVA0049 | 0.00 | JAVA0049 Nested block at depth N (maximum: M) | |
| JAVA0050 | 0.00 | JAVA0050 Class derives from java.lang.Error | |
| JAVA0051 | 0.00 | JAVA0051 Class derives from java.lang.RuntimeException | |
| JAVA0052 | 0.00 | JAVA0052 Class derives from java.lang.Throwable | |
| JAVA0053 | 0.00 | JAVA0053 Unused label | |
| JAVA0054 | 0.00 | JAVA0054 Inheritance depth N exceeds maximum M | |
| JAVA0055 | 0.00 | JAVA0055 Class should be interface | |
| JAVA0056 | 0.00 | JAVA0056 Unnecessary abstract modifier for interface or annotation | |
| JAVA0057 | 0.00 | JAVA0057 Unnecessary default constructor | |
| JAVA0058 | 0.00 | JAVA0058 Constructor calls super() | |
| JAVA0059 | 0.00 | JAVA0059 Method override only calls super() | |
| JAVA0061 | 0.00 | JAVA0061 Inaccessible member in anonymous class | |
| JAVA0062 | 0.00 | JAVA0062 Public class missing public member or protected constructor | |
| JAVA0063 | 0.00 | JAVA0063 Identifier name should not contain '$' | |
| JAVA0064 | 0.00 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0065 | 0.00 | JAVA0065 Unnecessary final modifier for method in final class | |
| JAVA0066 | 0.00 | JAVA0066 Unnecessary modifier for interface nested type | |
| JAVA0067 | 0.00 | JAVA0067 Array descriptor on identifier name | |
| JAVA0068 | 0.00 | JAVA0068 Modifiers not declared in recommended order | |
| JAVA0071 | 0.00 | JAVA0071 Strings compared with == | |
| JAVA0073 | 0.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 0.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 4.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 1.00 | JAVA0077 Private field not used in declaring class | |
| JAVA0078 | 0.00 | JAVA0078 Floating point values compared with == | |
| JAVA0079 | 0.00 | JAVA0079 Use of instance to reference static member | |
| JAVA0080 | 0.00 | JAVA0080 Import declaration not used | |
| JAVA0081 | 0.00 | JAVA0081 Boolean literal in comparison | |
| JAVA0082 | 0.00 | JAVA0082 Unnecessary widening cast | |
| JAVA0083 | 0.00 | JAVA0083 Unnecessary instanceof test | |
| JAVA0084 | 0.00 | JAVA0084 Should use compound assignment operator | |
| JAVA0085 | 0.00 | JAVA0085 Use of sun.* class | |
| JAVA0087 | 0.00 | JAVA0087 Use of Thread.sleep() | |
| JAVA0089 | 0.00 | JAVA0089 Use of restricted package | |
| JAVA0092 | 0.00 | JAVA0092 Use of restricted type | |
| JAVA0093 | 0.00 | JAVA0093 Redundant assignment | |
| JAVA0094 | 0.00 | JAVA0094 Field hides a superclass field | |
| JAVA0095 | 0.00 | JAVA0095 Uninitialized private field | |
| JAVA0096 | 0.00 | JAVA0096 Field in nested class hides outer field | |
| JAVA0098 | 0.00 | JAVA0098 Minimize use of implicit field initializers | |
| JAVA0100 | 0.00 | JAVA0100 Class contains N non-final fields (maximum: M) | |
| JAVA0101 | 0.00 | JAVA0101 Unnecessary modifier for field in interface | |
| JAVA0102 | 0.00 | JAVA0102 Last statement in finalize() not super.finalize() | |
| JAVA0103 | 0.00 | JAVA0103 Explicit call to finalize() | |
| JAVA0104 | 0.00 | JAVA0104 finalize() only calls super.finalize() | |
| JAVA0105 | 0.00 | JAVA0105 Duplicate import declaration | |
| JAVA0106 | 0.00 | JAVA0106 Unnecessary import from current package | |
| JAVA0108 | 4.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 5.00 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0111 | 0.00 | JAVA0111 Incorrect javadoc: @return tag for void method | |
| JAVA0112 | 0.00 | JAVA0112 Incorrect javadoc: no exception 'exception' in throws | |
| JAVA0113 | 0.00 | JAVA0113 Incorrect javadoc: no @author tag | |
| JAVA0114 | 1.00 | JAVA0114 Incorrect javadoc: no @version tag | |
| JAVA0115 | 0.00 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0116 | 0.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 6.00 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0118 | 0.00 | JAVA0118 Missing javadoc: type 'type' | |
| JAVA0119 | 0.00 | JAVA0119 Control variable changed within body of for loop | |
| JAVA0123 | 0.00 | JAVA0123 Use all three components of for loop | |
| JAVA0125 | 0.00 | JAVA0125 Continue statement with label | |
| JAVA0126 | 0.00 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0128 | 0.00 | JAVA0128 Public constructor in non-public class | |
| JAVA0130 | 0.00 | JAVA0130 Non-static method does not use instance fields | |
| JAVA0131 | 0.00 | JAVA0131 Compatible method does not override base | |
| JAVA0132 | 0.00 | JAVA0132 Method overload with compatible signature | |
| JAVA0133 | 0.00 | JAVA0133 Non-synchronized method overrides synchronized method | |
| JAVA0135 | 0.00 | JAVA0135 Only one of Object.equals and Object.hashCode defined: missing 'method' | |
| JAVA0136 | 0.00 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0137 | 0.00 | JAVA0137 Non-abstract class missing constructor | |
| JAVA0138 | 0.00 | JAVA0138 N parameters defined for method (maximum: M) | |
| JAVA0139 | 0.00 | JAVA0139 Definition of main other than public static void main(java.lang.String[]) | |
| JAVA0141 | 0.00 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0143 | 0.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 704.00 | JAVA0145 Tab character used in source file | |
| JAVA0150 | 0.00 | JAVA0150 java.lang.Error (or subclass) thrown | |
| JAVA0153 | 0.00 | JAVA0153 Inefficient conversion of integer to string | |
| JAVA0159 | 0.00 | JAVA0159 Inefficient conversion of string to integer | |
| JAVA0160 | 0.00 | JAVA0160 Method does not throw specified exception | |
| JAVA0161 | 0.00 | JAVA0161 Conditional wait() not in loop | |
| JAVA0163 | 0.00 | JAVA0163 Empty statement | |
| JAVA0165 | 0.00 | JAVA0165 Conflicting return statement in finally block | |
| JAVA0166 | 0.00 | JAVA0166 Generic exception caught | |
| JAVA0167 | 0.00 | JAVA0167 ThreadDeath not rethrown | |
| JAVA0169 | 0.00 | JAVA0169 Unnecessary catch block: exception 'exception' | |
| JAVA0170 | 0.00 | JAVA0170 Caught exception not derived from java.lang.Exception | |
| JAVA0171 | 0.00 | JAVA0171 Unused local variable | |
| JAVA0173 | 0.00 | JAVA0173 Unused method parameter | |
| JAVA0174 | 0.00 | JAVA0174 Assigned local variable never used | |
| JAVA0175 | 0.00 | JAVA0175 Successive assignment to variable | |
| JAVA0176 | 0.00 | JAVA0176 Local variable name does not have required form | |
| JAVA0177 | 0.00 | JAVA0177 Variable declaration missing initializer | |
| JAVA0179 | 0.00 | JAVA0179 Local variable hides visible field | |
| JAVA0233 | 0.00 | JAVA0233 Definition of serialVersionUID other than 'private static final long serialVersionUID' | |
| JAVA0234 | 0.00 | JAVA0234 Class is Serializable but does not define serialVersionUID | |
| JAVA0235 | 0.00 | JAVA0235 Class defines serialVersionUID but does not implement Serializable | |
| JAVA0236 | 0.00 | JAVA0236 Attempt to clone an object which does not implement Cloneable | |
| JAVA0237 | 0.00 | JAVA0237 Class implements Cloneable but does not have public clone method | |
| JAVA0238 | 0.00 | JAVA0238 Clone method does not call super.clone() | |
| JAVA0239 | 0.00 | JAVA0239 Class declares 'readObject' or 'writeObject' but does not implement Serializable | |
| JAVA0240 | 0.00 | JAVA0240 Serializable class which declares readObject or writeObject but not both | |
| JAVA0241 | 0.00 | JAVA0241 'readObject' or 'writeObject' should be declared private in Serializable class | |
| JAVA0242 | 0.00 | JAVA0242 Transient field in non-Serializable class | |
| JAVA0243 | 0.00 | JAVA0243 'readResolve' or 'writeReplace' should be declared private or protected | |
| JAVA0244 | 0.00 | JAVA0244 Field or method name in subclass differs only by case from inherited field or method | |
| JAVA0245 | 0.00 | JAVA0245 JUnit TestCase with non-trivial constructor | |
| JAVA0246 | 0.00 | JAVA0246 JUnit assertXXX statement missing message parameter | |
| JAVA0247 | 0.00 | JAVA0247 JUnit 'setUp()' and 'tearDown()' should call super method | |
| JAVA0248 | 0.00 | JAVA0248 JUnit method 'setUp' or 'tearDown' with incorrect signature | |
| JAVA0249 | 0.00 | JAVA0249 JUnit TestCase 'suite()' should be declared static | |
| JAVA0250 | 0.00 | JAVA0250 JUnit TestCase declares testXXX method with incorrect signature | |
| JAVA0251 | 0.00 | JAVA0251 Use '%n' for line breaks in printf/format for platform independence | |
| JAVA0252 | 0.00 | JAVA0252 'enum' is a Java 1.5 reserved word | |
| JAVA0253 | 0.00 | JAVA0253 Not all enum constants consumed in switch statement | |
| JAVA0254 | 2.00 | JAVA0254 Use enhanced for loop construct instead of Iterator | |
| JAVA0255 | 0.00 | JAVA0255 Result of method invocation not used | |
| JAVA0256 | 0.00 | JAVA0256 Assignment of external collection/array to field | |
| JAVA0257 | 0.00 | JAVA0257 Use of 'Constant Interface' anti-pattern | |
| JAVA0258 | 0.00 | JAVA0258 Implement Iterable for foreach compatibility | |
| JAVA0259 | 0.00 | JAVA0259 Return of collection/array field | |
| JAVA0260 | 0.00 | JAVA0260 Use 'enum' instead of Enumerated Type pattern | |
| JAVA0261 | 0.00 | JAVA0261 Use specialized Enum collection types | |
| JAVA0262 | 0.00 | JAVA0262 Use of char in integer context | |
| JAVA0263 | 0.00 | JAVA0263 Long literal ends with 'l' instead of 'L' | |
| JAVA0264 | 0.00 | JAVA0264 Integer math in long context - check for overflow | |
| JAVA0265 | 0.00 | JAVA0265 Use of Throwable.printStackTrace() | |
| JAVA0266 | 0.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 0.00 | JAVA0267 Use of System.err | |
| JAVA0269 | 0.00 | JAVA0269 Contents of StringBuffer never used | |
| JAVA0270 | 6.00 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0271 | 0.00 | JAVA0271 Minimize use of on-demand (.*) static imports | |
| JAVA0272 | 0.00 | JAVA0272 Thread.run() called | |
| JAVA0273 | 0.00 | JAVA0273 Non-final derivative of Thread calls start() in constructor | |
| JAVA0274 | 0.00 | JAVA0274 Serializable class has a synchronized readObject() | |
| JAVA0275 | 0.00 | JAVA0275 Serializable class has a synchronized writeObject() and no other synchronized methods | |
| JAVA0276 | 0.00 | JAVA0276 Unnecessary use of String constructor | |
| JAVA0277 | 0.00 | JAVA0277 Iterator.next() implementation does not throw NoSuchElementException | |
| JAVA0278 | 0.00 | JAVA0278 Unnecessary use of Boolean constructor | |
| JAVA0279 | 0.00 | JAVA0279 Serialization method readObject or readObjectNoData calls an overridable method | |
| JAVA0280 | 0.00 | JAVA0280 IllegalMonitorStateException caught | |
| JAVA0281 | 0.00 | JAVA0281 Iterator.next() not called in loop | |
| JAVA0282 | 0.00 | JAVA0282 Call to Iterator.next() in loop which does not test Iterator.hasNext() | |
| JAVA0283 | 0.00 | JAVA0283 Control variable not updated in loop body | |
| JAVA0284 | 0.00 | JAVA0284 Explicit garbage collection | |
| JAVA0285 | 4.00 | JAVA0285 Dereference of potentially null variable | |
| JAVA0286 | 0.00 | JAVA0286 Dereference of null variable | |
| JAVA0287 | 0.00 | JAVA0287 Unnecessary null check | |
| JAVA0288 | 0.00 | JAVA0288 Inconsistent null check | |
| LINES | 540.00 | Number of lines in the source file | |
| LINE_COMMENT | 10.00 | Number of line comments | |
| LOC | 375.00 | Lines of code | |
| LOGICAL_LINES | 160.00 | Number of statements | |
| LOOPS | 9.00 | Number of loops | |
| NEST_DEPTH | 5.00 | Maximum nesting depth | |
| OPERANDS | 753.00 | Number of operands | |
| OPERATORS | 1480.00 | Number of operators | |
| PARAMS | 22.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2233.00 | Halstead program length | |
| PROGRAM_VOCAB | 297.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 41.00 | Number of return points from functions | |
| SIZE | 15641.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 247.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 50.00 | Number of unique operators | |
| WHITESPACE | 36.00 | Number of whitespace lines | |