CombinedRangeXYPlot.java
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org.jfree.chart.plot |
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JFreeChart |
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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 | |
|---|---|---|
| JAVA0254 | JAVA0254 Use enhanced for loop construct instead of Iterator |  |
| COMMENTS | Comment lines | |
| LOOPS | Number of loops | |
| SIZE | Size of the file in bytes | |
| DECL_COMMENTS | Comments in declarations | |
| EXITS | Procedure exits | |
| EXEC_COMMENTS | Comments in executable code | |
| DOC_COMMENT | Number of javadoc comment lines | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| LINES | Number of lines in the source file | |
| BLOCK_COMMENT | Number of block comment lines | |
| LINE_COMMENT | Number of line comments | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| UNIQUE_OPERANDS | Number of unique operands | |
| BLOCKS | Number of blocks | |
| PARAMS | Number of formal parameter declarations | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| COMPARISONS | Number of comparison operators | |
| LOGICAL_LINES | Number of statements | |
| OPERANDS | Number of operands | |
| CYCLOMATIC | Cyclomatic complexity | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| LOC | Lines of code | |
| ELOC | Effective lines of code | |
| JAVA0084 | JAVA0084 Should use compound assignment operator | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------------------
* CombinedRangeXYPlot.java
* ------------------------
* (C) Copyright 2001-2008, by Bill Kelemen and Contributors.
*
* Original Author: Bill Kelemen;
* Contributor(s): David Gilbert (for Object Refinery Limited);
* Anthony Boulestreau;
* David Basten;
* Kevin Frechette (for ISTI);
* Arnaud Lelievre;
* Nicolas Brodu;
* Petr Kubanek (bug 1606205);
*
* Changes:
* --------
* 06-Dec-2001 : Version 1 (BK);
* 12-Dec-2001 : Removed unnecessary 'throws' clause from constructor (DG);
* 18-Dec-2001 : Added plotArea attribute and get/set methods (BK);
* 22-Dec-2001 : Fixed bug in chartChanged with multiple combinations of
* CombinedPlots (BK);
* 08-Jan-2002 : Moved to new package com.jrefinery.chart.combination (DG);
* 25-Feb-2002 : Updated import statements (DG);
* 28-Feb-2002 : Readded "this.plotArea = plotArea" that was deleted from
* draw() method (BK);
* 26-Mar-2002 : Added an empty zoom method (this method needs to be written
* so that combined plots will support zooming (DG);
* 29-Mar-2002 : Changed the method createCombinedAxis adding the creation of
* OverlaidSymbolicAxis and CombinedSymbolicAxis(AB);
* 23-Apr-2002 : Renamed CombinedPlot-->MultiXYPlot, and simplified the
* structure (DG);
* 23-May-2002 : Renamed (again) MultiXYPlot-->CombinedXYPlot (DG);
* 19-Jun-2002 : Added get/setGap() methods suggested by David Basten (DG);
* 25-Jun-2002 : Removed redundant imports (DG);
* 16-Jul-2002 : Draws shared axis after subplots (to fix missing gridlines),
* added overrides of 'setSeriesPaint()' and 'setXYItemRenderer()'
* that pass changes down to subplots (KF);
* 09-Oct-2002 : Added add(XYPlot) method (DG);
* 26-Mar-2003 : Implemented Serializable (DG);
* 16-May-2003 : Renamed CombinedXYPlot --> CombinedRangeXYPlot (DG);
* 26-Jun-2003 : Fixed bug 755547 (DG);
* 16-Jul-2003 : Removed getSubPlots() method (duplicate of getSubplots()) (DG);
* 08-Aug-2003 : Adjusted totalWeight in remove() method (DG);
* 21-Aug-2003 : Implemented Cloneable (DG);
* 08-Sep-2003 : Added internationalization via use of properties
* resourceBundle (RFE 690236) (AL);
* 11-Sep-2003 : Fix cloning support (subplots) (NB);
* 15-Sep-2003 : Fixed error in cloning (DG);
* 16-Sep-2003 : Changed ChartRenderingInfo --> PlotRenderingInfo (DG);
* 17-Sep-2003 : Updated handling of 'clicks' (DG);
* 12-Nov-2004 : Implements the new Zoomable interface (DG);
* 25-Nov-2004 : Small update to clone() implementation (DG);
* 21-Feb-2005 : The getLegendItems() method now returns the fixed legend
* items if set (DG);
* 05-May-2005 : Removed unused draw() method (DG);
* ------------- JFREECHART 1.0.x ---------------------------------------------
* 13-Sep-2006 : Updated API docs (DG);
* 06-Feb-2007 : Fixed bug 1606205, draw shared axis after subplots (DG);
* 23-Mar-2007 : Reverted previous patch (DG);
* 17-Apr-2007 : Added null argument checks to findSubplot() (DG);
* 20-Jun-2007 : Removed JCommon dependencies (DG);
* 18-Jul-2007 : Fixed bug in removeSubplot (DG);
* 27-Nov-2007 : Modified setFixedDomainAxisSpaceForSubplots() so as not to
* trigger change events in subplots (DG);
* 27-Mar-2008 : Add documentation for getDataRange() method (DG);
* 31-Mar-2008 : Updated getSubplots() to return EMPTY_LIST for null
* subplots, as suggested by Richard West (DG);
* 28-Apr-2008 : Fixed zooming problem (see bug 1950037) (DG);
* 11-Aug-2008 : Don't store totalWeight of subplots, calculate it as
* required (DG);
*
*/
package org.jfree.chart.plot;
import java.awt.Graphics2D;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.jfree.chart.LegendItemCollection;
import org.jfree.chart.axis.AxisSpace;
import org.jfree.chart.axis.AxisState;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.event.PlotChangeEvent;
import org.jfree.chart.event.PlotChangeListener;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.chart.util.ObjectUtilities;
import org.jfree.chart.util.RectangleEdge;
import org.jfree.chart.util.RectangleInsets;
import org.jfree.data.Range;
/**
* An extension of {@link XYPlot} that contains multiple subplots that share a
* common range axis.
*/
public class CombinedRangeXYPlot extends XYPlot
implements PlotChangeListener {
/** For serialization. */
private static final long serialVersionUID = -5177814085082031168L;
/** Storage for the subplot references. */
private List subplots;
/** The gap between subplots. */
private double gap = 5.0;
/** Temporary storage for the subplot areas. */
private transient Rectangle2D[] subplotAreas;
/**
* Default constructor.
*/
public CombinedRangeXYPlot() {
this(new NumberAxis());
}
/**
* Creates a new plot.
*
* @param rangeAxis the shared axis.
*/
public CombinedRangeXYPlot(ValueAxis rangeAxis) {
super(null, // no data in the parent plot
null,
rangeAxis,
null);
this.subplots = new java.util.ArrayList();
}
/**
* Returns a string describing the type of plot.
*
* @return The type of plot.
*/
public String getPlotType() {
return localizationResources.getString("Combined_Range_XYPlot");
}
/**
* Returns the space between subplots.
*
* @return The gap
*/
public double getGap() {
return this.gap;
}
/**
* Sets the amount of space between subplots.
*
* @param gap the gap between subplots
*/
public void setGap(double gap) {
this.gap = gap;
}
/**
* Adds a subplot, with a default 'weight' of 1.
* <br><br>
* You must ensure that the subplot has a non-null domain axis. The range
* axis for the subplot will be set to <code>null</code>.
*
* @param subplot the subplot.
*/
public void add(XYPlot subplot) {
add(subplot, 1);
}
/**
* Adds a subplot with a particular weight (greater than or equal to one).
* The weight determines how much space is allocated to the subplot
* relative to all the other subplots.
* <br><br>
* You must ensure that the subplot has a non-null domain axis. The range
* axis for the subplot will be set to <code>null</code>.
*
* @param subplot the subplot.
* @param weight the weight (must be 1 or greater).
*/
public void add(XYPlot subplot, int weight) {
// verify valid weight
if (weight <= 0) {
String msg = "The 'weight' must be positive.";
throw new IllegalArgumentException(msg);
}
// store the plot and its weight
subplot.setParent(this);
subplot.setWeight(weight);
subplot.setInsets(new RectangleInsets(0.0, 0.0, 0.0, 0.0));
subplot.setRangeAxis(null);
subplot.addChangeListener(this);
this.subplots.add(subplot);
configureRangeAxes();
fireChangeEvent();
}
/**
* Removes a subplot from the combined chart.
*
* @param subplot the subplot (<code>null</code> not permitted).
*/
public void remove(XYPlot subplot) {
if (subplot == null) {
throw new IllegalArgumentException(" Null 'subplot' argument.");
}
int position = -1;
int size = this.subplots.size();
int i = 0;
while (position == -1 && i < size) {
if (this.subplots.get(i) == subplot) {
position = i;
}
i++;
}
if (position != -1) {
this.subplots.remove(position);
subplot.setParent(null);
subplot.removeChangeListener(this);
configureRangeAxes();
fireChangeEvent();
}
}
/**
* Returns the list of subplots. The returned list may be empty, but is
* never <code>null</code>.
*
* @return An unmodifiable list of subplots.
*/
public List getSubplots() {
if (this.subplots != null) {
return Collections.unmodifiableList(this.subplots);
}
else {
return Collections.EMPTY_LIST;
}
}
/**
* Calculates the space required for the axes.
*
* @param g2 the graphics device.
* @param plotArea the plot area.
*
* @return The space required for the axes.
*/
protected AxisSpace calculateAxisSpace(Graphics2D g2,
Rectangle2D plotArea) {
AxisSpace space = new AxisSpace();
PlotOrientation orientation = getOrientation();
// work out the space required by the domain axis...
AxisSpace fixed = getFixedRangeAxisSpace();
if (fixed != null) {
if (orientation == PlotOrientation.VERTICAL) {
space.setLeft(fixed.getLeft());
space.setRight(fixed.getRight());
}
else if (orientation == PlotOrientation.HORIZONTAL) {
space.setTop(fixed.getTop());
space.setBottom(fixed.getBottom());
}
}
else {
ValueAxis valueAxis = getRangeAxis();
RectangleEdge valueEdge = Plot.resolveRangeAxisLocation(
getRangeAxisLocation(), orientation
);
if (valueAxis != null) {
space = valueAxis.reserveSpace(g2, this, plotArea, valueEdge,
space);
}
}
Rectangle2D adjustedPlotArea = space.shrink(plotArea, null);
// work out the maximum height or width of the non-shared axes...
int n = this.subplots.size();
int totalWeight = 0;
for (int i = 0; i < n; i++) {
XYPlot sub = (XYPlot) this.subplots.get(i);
totalWeight += sub.getWeight();
}
// calculate plotAreas of all sub-plots, maximum vertical/horizontal
// axis width/height
this.subplotAreas = new Rectangle2D[n];
double x = adjustedPlotArea.getX();
double y = adjustedPlotArea.getY();
double usableSize = 0.0;
if (orientation == PlotOrientation.VERTICAL) {
usableSize = adjustedPlotArea.getWidth() - this.gap * (n - 1);
}
else if (orientation == PlotOrientation.HORIZONTAL) {
usableSize = adjustedPlotArea.getHeight() - this.gap * (n - 1);
}
for (int i = 0; i < n; i++) {
XYPlot plot = (XYPlot) this.subplots.get(i);
// calculate sub-plot area
if (orientation == PlotOrientation.VERTICAL) {
double w = usableSize * plot.getWeight() / totalWeight;
this.subplotAreas[i] = new Rectangle2D.Double(x, y, w,
adjustedPlotArea.getHeight());
x = x + w + this.gap;
}
else if (orientation == PlotOrientation.HORIZONTAL) {
double h = usableSize * plot.getWeight() / totalWeight;
this.subplotAreas[i] = new Rectangle2D.Double(x, y,
adjustedPlotArea.getWidth(), h);
y = y + h + this.gap;
}
AxisSpace subSpace = plot.calculateDomainAxisSpace(g2,
this.subplotAreas[i], null);
space.ensureAtLeast(subSpace);
}
return space;
}
/**
* Draws the plot within the specified area on a graphics device.
*
* @param g2 the graphics device.
* @param area the plot area (in Java2D space).
* @param anchor an anchor point in Java2D space (<code>null</code>
* permitted).
* @param parentState the state from the parent plot, if there is one
* (<code>null</code> permitted).
* @param info collects chart drawing information (<code>null</code>
* permitted).
*/
public void draw(Graphics2D g2,
Rectangle2D area,
Point2D anchor,
PlotState parentState,
PlotRenderingInfo info) {
// set up info collection...
if (info != null) {
info.setPlotArea(area);
}
// adjust the drawing area for plot insets (if any)...
RectangleInsets insets = getInsets();
insets.trim(area);
AxisSpace space = calculateAxisSpace(g2, area);
Rectangle2D dataArea = space.shrink(area, null);
//this.axisOffset.trim(dataArea);
// set the width and height of non-shared axis of all sub-plots
setFixedDomainAxisSpaceForSubplots(space);
// draw the shared axis
ValueAxis axis = getRangeAxis();
RectangleEdge edge = getRangeAxisEdge();
double cursor = RectangleEdge.coordinate(dataArea, edge);
AxisState axisState = axis.draw(g2, cursor, area, dataArea, edge, info);
if (parentState == null) {
parentState = new PlotState();
}
parentState.getSharedAxisStates().put(axis, axisState);
// draw all the charts
for (int i = 0; i < this.subplots.size(); i++) {
XYPlot plot = (XYPlot) this.subplots.get(i);
PlotRenderingInfo subplotInfo = null;
if (info != null) {
subplotInfo = new PlotRenderingInfo(info.getOwner());
info.addSubplotInfo(subplotInfo);
}
plot.draw(g2, this.subplotAreas[i], anchor, parentState,
subplotInfo);
}
if (info != null) {
info.setDataArea(dataArea);
}
}
/**
* Returns a collection of legend items for the plot.
*
* @return The legend items.
*/
public LegendItemCollection getLegendItems() {
LegendItemCollection result = getFixedLegendItems();
if (result == null) {
result = new LegendItemCollection();
if (this.subplots != null) {
Iterator iterator = this.subplots.iterator();
while (iterator.hasNext()) {
XYPlot plot = (XYPlot) iterator.next();
LegendItemCollection more = plot.getLegendItems();
result.addAll(more);
}
}
}
return result;
}
/**
* Multiplies the range on the domain axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info (<code>null</code> not permitted).
* @param source the source point (<code>null</code> not permitted).
*/
public void zoomDomainAxes(double factor, PlotRenderingInfo info,
Point2D source) {
zoomDomainAxes(factor, info, source, false);
}
/**
* Multiplies the range on the domain axis/axes by the specified factor.
*
* @param factor the zoom factor.
* @param info the plot rendering info (<code>null</code> not permitted).
* @param source the source point (<code>null</code> not permitted).
* @param useAnchor zoom about the anchor point?
*/
public void zoomDomainAxes(double factor, PlotRenderingInfo info,
Point2D source, boolean useAnchor) {
// delegate 'info' and 'source' argument checks...
XYPlot subplot = findSubplot(info, source);
if (subplot != null) {
subplot.zoomDomainAxes(factor, info, source, useAnchor);
}
else {
// if the source point doesn't fall within a subplot, we do the
// zoom on all subplots...
Iterator iterator = getSubplots().iterator();
while (iterator.hasNext()) {
subplot = (XYPlot) iterator.next();
subplot.zoomDomainAxes(factor, info, source, useAnchor);
}
}
}
/**
* Zooms in on the domain axes.
*
* @param lowerPercent the lower bound.
* @param upperPercent the upper bound.
* @param info the plot rendering info (<code>null</code> not permitted).
* @param source the source point (<code>null</code> not permitted).
*/
public void zoomDomainAxes(double lowerPercent, double upperPercent,
PlotRenderingInfo info, Point2D source) {
// delegate 'info' and 'source' argument checks...
XYPlot subplot = findSubplot(info, source);
if (subplot != null) {
subplot.zoomDomainAxes(lowerPercent, upperPercent, info, source);
}
else {
// if the source point doesn't fall within a subplot, we do the
// zoom on all subplots...
Iterator iterator = getSubplots().iterator();
while (iterator.hasNext()) {
subplot = (XYPlot) iterator.next();
subplot.zoomDomainAxes(lowerPercent, upperPercent, info,
source);
}
}
}
/**
* Returns the subplot (if any) that contains the (x, y) point (specified
* in Java2D space).
*
* @param info the chart rendering info (<code>null</code> not permitted).
* @param source the source point (<code>null</code> not permitted).
*
* @return A subplot (possibly <code>null</code>).
*/
public XYPlot findSubplot(PlotRenderingInfo info, Point2D source) {
if (info == null) {
throw new IllegalArgumentException("Null 'info' argument.");
}
if (source == null) {
throw new IllegalArgumentException("Null 'source' argument.");
}
XYPlot result = null;
int subplotIndex = info.getSubplotIndex(source);
if (subplotIndex >= 0) {
result = (XYPlot) this.subplots.get(subplotIndex);
}
return result;
}
/**
* Sets the item renderer FOR ALL SUBPLOTS. Registered listeners are
* notified that the plot has been modified.
* <P>
* Note: usually you will want to set the renderer independently for each
* subplot, which is NOT what this method does.
*
* @param renderer the new renderer.
*/
public void setRenderer(XYItemRenderer renderer) {
super.setRenderer(renderer); // not strictly necessary, since the
// renderer set for the
// parent plot is not used
Iterator iterator = this.subplots.iterator();
while (iterator.hasNext()) {
XYPlot plot = (XYPlot) iterator.next();
plot.setRenderer(renderer);
}
}
/**
* Sets the orientation for the plot (and all its subplots).
*
* @param orientation the orientation.
*/
public void setOrientation(PlotOrientation orientation) {
super.setOrientation(orientation);
Iterator iterator = this.subplots.iterator();
while (iterator.hasNext()) {
XYPlot plot = (XYPlot) iterator.next();
plot.setOrientation(orientation);
}
}
/**
* Returns a range representing the extent of the data values in this plot
* (obtained from the subplots) that will be rendered against the specified
* axis. NOTE: This method is intended for internal JFreeChart use, and
* is public only so that code in the axis classes can call it. Since
* only the range axis is shared between subplots, the JFreeChart code
* will only call this method for the range values (although this is not
* checked/enforced).
*
* @param axis the axis.
*
* @return The range.
*/
public Range getDataRange(ValueAxis axis) {
Range result = null;
if (this.subplots != null) {
Iterator iterator = this.subplots.iterator();
while (iterator.hasNext()) {
XYPlot subplot = (XYPlot) iterator.next();
result = Range.combine(result, subplot.getDataRange(axis));
}
}
return result;
}
/**
* Sets the space (width or height, depending on the orientation of the
* plot) for the domain axis of each subplot.
*
* @param space the space.
*/
protected void setFixedDomainAxisSpaceForSubplots(AxisSpace space) {
Iterator iterator = this.subplots.iterator();
while (iterator.hasNext()) {
XYPlot plot = (XYPlot) iterator.next();
plot.setFixedDomainAxisSpace(space, false);
}
}
/**
* Handles a 'click' on the plot by updating the anchor values...
*
* @param x x-coordinate, where the click occured.
* @param y y-coordinate, where the click occured.
* @param info object containing information about the plot dimensions.
*/
public void handleClick(int x, int y, PlotRenderingInfo info) {
Rectangle2D dataArea = info.getDataArea();
if (dataArea.contains(x, y)) {
for (int i = 0; i < this.subplots.size(); i++) {
XYPlot subplot = (XYPlot) this.subplots.get(i);
PlotRenderingInfo subplotInfo = info.getSubplotInfo(i);
subplot.handleClick(x, y, subplotInfo);
}
}
}
/**
* Receives a {@link PlotChangeEvent} and responds by notifying all
* listeners.
*
* @param event the event.
*/
public void plotChanged(PlotChangeEvent event) {
notifyListeners(event);
}
/**
* Tests this plot for equality with another object.
*
* @param obj the other object.
*
* @return <code>true</code> or <code>false</code>.
*/
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (!(obj instanceof CombinedRangeXYPlot)) {
return false;
}
CombinedRangeXYPlot that = (CombinedRangeXYPlot) obj;
if (this.gap != that.gap) {
return false;
}
if (!ObjectUtilities.equal(this.subplots, that.subplots)) {
return false;
}
return super.equals(obj);
}
/**
* Returns a clone of the plot.
*
* @return A clone.
*
* @throws CloneNotSupportedException this class will not throw this
* exception, but subclasses (if any) might.
*/
public Object clone() throws CloneNotSupportedException {
CombinedRangeXYPlot result = (CombinedRangeXYPlot) super.clone();
result.subplots = (List) ObjectUtilities.deepClone(this.subplots);
for (Iterator it = result.subplots.iterator(); it.hasNext();) {
Plot child = (Plot) it.next();
child.setParent(result);
}
// after setting up all the subplots, the shared range axis may need
// reconfiguring
ValueAxis rangeAxis = result.getRangeAxis();
if (rangeAxis != null) {
rangeAxis.configure();
}
return result;
}
}
The table below shows all metrics for CombinedRangeXYPlot.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 72.00 | Number of blocks | |
| BLOCK_COMMENT | 98.00 | Number of block comment lines | |
| COMMENTS | 300.00 | Comment lines | |
| COMMENT_DENSITY | 1.19 | Comment density | |
| COMPARISONS | 48.00 | Number of comparison operators | |
| CYCLOMATIC | 69.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 30.00 | Comments in declarations | |
| DOC_COMMENT | 179.00 | Number of javadoc comment lines | |
| ELOC | 253.00 | Effective lines of code | |
| EXEC_COMMENTS | 18.00 | Comments in executable code | |
| EXITS | 76.00 | Procedure exits | |
| FUNCTIONS | 24.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 80.54 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 69.00 | Interface complexity | |
| JAVA0001 | 0.00 | 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 | 0.00 | 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 | 0.00 | 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 | 0.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 0.00 | JAVA0077 Private field not used in declaring class | |
| JAVA0078 | 1.00 | 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 | 2.00 | 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 | 0.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 0.00 | 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 | 1.00 | 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 | 0.00 | 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 | 1.00 | JAVA0135 Only one of Object.equals and Object.hashCode defined: missing 'method' | |
| JAVA0136 | 1.00 | 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 | 2.00 | 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 | 8.00 | 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 | 0.00 | 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 | 0.00 | 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 | 695.00 | Number of lines in the source file | |
| LINE_COMMENT | 23.00 | Number of line comments | |
| LOC | 326.00 | Lines of code | |
| LOGICAL_LINES | 170.00 | Number of statements | |
| LOOPS | 13.00 | Number of loops | |
| NEST_DEPTH | 4.00 | Maximum nesting depth | |
| OPERANDS | 775.00 | Number of operands | |
| OPERATORS | 1475.00 | Number of operators | |
| PARAMS | 35.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2250.00 | Halstead program length | |
| PROGRAM_VOCAB | 308.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 34.00 | Number of return points from functions | |
| SIZE | 25343.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 255.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 53.00 | Number of unique operators | |
| WHITESPACE | 69.00 | Number of whitespace lines | |