GUI.java
| Index Score | ||
|---|---|---|
 |
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net.sourceforge.pmd.cpd |
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PMD |
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 | |
|---|---|---|
| EXITS | Procedure exits |  |
| FUNCTIONS | Number of function declarations | |
| UNIQUE_OPERANDS | Number of unique operands | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| LOGICAL_LINES | Number of statements | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| PARAMS | Number of formal parameter declarations | |
| RETURNS | Number of return points from functions | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| OPERANDS | Number of operands | |
| CYCLOMATIC | Cyclomatic complexity | |
| JAVA0144 | JAVA0144 Line exceeds maximum M characters | |
| ELOC | Effective lines of code | |
| BLOCKS | Number of blocks | |
| SIZE | Size of the file in bytes | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| LOC | Lines of code | |
| LOOPS | Number of loops | |
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0076 | JAVA0076 Use of magic number | |
| JAVA0177 | JAVA0177 Variable declaration missing initializer | |
| JAVA0128 | JAVA0128 Public constructor in non-public class | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| LINES | Number of lines in the source file | |
| JAVA0123 | JAVA0123 Use all three components of for loop | |
| JAVA0254 | JAVA0254 Use enhanced for loop construct instead of Iterator | |
| JAVA0265 | JAVA0265 Use of Throwable.printStackTrace() | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0130 | JAVA0130 Non-static method does not use instance fields | |
| COMPARISONS | Number of comparison operators | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0032 | JAVA0032 Switch statement missing default | |
| JAVA0035 | JAVA0035 Missing braces in for statement | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0179 | JAVA0179 Local variable hides visible field | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0043 | JAVA0043 Inner class does not use outer class | |
| EXEC_COMMENTS | Comments in executable code | |
| JAVA0141 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0173 | JAVA0173 Unused method parameter | |
| JAVA0100 | JAVA0100 Class contains N non-final fields (maximum: M) | |
| LINE_COMMENT | Number of line comments | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| DECL_COMMENTS | Comments in declarations | |
| DOC_COMMENT | Number of javadoc comment lines | |
| JAVA0075 | JAVA0075 Method parameter hides field | |
| COMMENTS | Comment lines | |
/**
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
*/
package net.sourceforge.pmd.cpd;
import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableModelListener;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Point;
import java.awt.Toolkit;
import java.awt.datatransfer.StringSelection;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
public class GUI implements CPDListener {
private interface Renderer {
String render(Iterator<Match> items);
}
private static final Object[][] rendererSets = new Object[][] {
{ "Text", new Renderer() { public String render(Iterator<Match> items) { return new SimpleRenderer().render(items); } } },
{ "XML", new Renderer() { public String render(Iterator<Match> items) { return new XMLRenderer().render(items); } } },
{ "CSV (comma)",new Renderer() { public String render(Iterator<Match> items) { return new CSVRenderer(',').render(items); } } },
{ "CSV (tab)", new Renderer() { public String render(Iterator<Match> items) { return new CSVRenderer('\t').render(items); } } }
};
private interface LanguageConfig {
Language languageFor(LanguageFactory lf, Properties p);
boolean ignoreLiteralsByDefault();
String[] extensions();
};
private static final Object[][] languageSets = new Object[][] {
{"Java", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("java"); }
public boolean ignoreLiteralsByDefault() { return true; }
public String[] extensions() { return new String[] {".java", ".class" }; }; } },
{"JSP", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("jsp"); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {".jsp" }; }; } },
{"C++", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("cpp"); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {".cpp", ".c" }; }; } },
{"Ruby", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("ruby"); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {".rb" }; }; } },
{"Fortran", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("fortran"); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {".rb" }; }; } },
{"by extension...", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage(LanguageFactory.BY_EXTENSION, p); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {"" }; }; } },
{"PHP", new LanguageConfig() {
public Language languageFor(LanguageFactory lf, Properties p) { return lf.createLanguage("php"); }
public boolean ignoreLiteralsByDefault() { return false; }
public String[] extensions() { return new String[] {".php" }; }; } },
};
private static final int defaultCPDMinimumLength = 75;
private static final Map langConfigsByLabel = new HashMap(languageSets.length);
private static final KeyStroke copy = KeyStroke.getKeyStroke(KeyEvent.VK_C,ActionEvent.CTRL_MASK,false);
private static final KeyStroke delete = KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0);
private class ColumnSpec {
private String label;
private int alignment;
private int width;
private Comparator<Match> sorter;
public ColumnSpec(String aLabel, int anAlignment, int aWidth, Comparator<Match> aSorter) {
label = aLabel;
alignment = anAlignment;
width = aWidth;
sorter = aSorter;
}
public String label() { return label; };
public int alignment() { return alignment; };
public int width() { return width; };
public Comparator<Match> sorter() { return sorter; };
}
private final ColumnSpec[] matchColumns = new ColumnSpec[] {
new ColumnSpec("Source", SwingConstants.LEFT, -1, Match.LabelComparator),
new ColumnSpec("Matches", SwingConstants.RIGHT, 60, Match.MatchesComparator),
new ColumnSpec("Lines", SwingConstants.RIGHT, 45, Match.LinesComparator),
};
static {
for (int i=0; i<languageSets.length; i++) {
langConfigsByLabel.put(languageSets[i][0], languageSets[i][1]);
}
}
private static LanguageConfig languageConfigFor(String label) {
return (LanguageConfig)langConfigsByLabel.get(label);
}
private static class CancelListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
}
private class GoListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
new Thread(new Runnable() {
public void run() {
tokenizingFilesBar.setValue(0);
tokenizingFilesBar.setString("");
resultsTextArea.setText("");
phaseLabel.setText("");
timeField.setText("");
go();
}
}).start();
}
}
private class SaveListener implements ActionListener {
final Renderer renderer;
public SaveListener(Renderer theRenderer) {
renderer = theRenderer;
}
public void actionPerformed(ActionEvent evt) {
JFileChooser fcSave = new JFileChooser();
int ret = fcSave.showSaveDialog(GUI.this.frame);
File f = fcSave.getSelectedFile();
if (f == null || ret != JFileChooser.APPROVE_OPTION) return;
if (!f.canWrite()) {
PrintWriter pw = null;
try {
pw = new PrintWriter(new FileOutputStream(f));
pw.write(renderer.render(matches.iterator()));
pw.flush();
JOptionPane.showMessageDialog(frame, "Saved " + matches.size() + " matches");
} catch (IOException e) {
error("Couldn't save file" + f.getAbsolutePath(), e);
} finally {
if (pw != null) pw.close();
}
} else {
error("Could not write to file " + f.getAbsolutePath(), null);
}
}
private void error(String message, Exception e) {
if (e != null) {
e.printStackTrace();
}
JOptionPane.showMessageDialog(GUI.this.frame, message);
}
}
private class BrowseListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
JFileChooser fc = new JFileChooser(rootDirectoryField.getText());
fc.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
fc.showDialog(frame, "Select");
if (fc.getSelectedFile() != null) {
rootDirectoryField.setText(fc.getSelectedFile().getAbsolutePath());
}
}
}
private class AlignmentRenderer extends DefaultTableCellRenderer {
private int[] alignments;
public AlignmentRenderer(int[] theAlignments) {
alignments = theAlignments;
};
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
setHorizontalAlignment(alignments[column]);
return this;
}
}
private JTextField rootDirectoryField = new JTextField(System.getProperty("user.home"));
private JTextField minimumLengthField = new JTextField(Integer.toString(defaultCPDMinimumLength));
private JTextField timeField = new JTextField(6);
private JLabel phaseLabel = new JLabel();
private JProgressBar tokenizingFilesBar = new JProgressBar();
private JTextArea resultsTextArea = new JTextArea();
private JCheckBox recurseCheckbox = new JCheckBox("", true);
private JCheckBox ignoreLiteralsCheckbox = new JCheckBox("", false);
private JComboBox languageBox = new JComboBox();
private JTextField extensionField = new JTextField();
private JLabel extensionLabel = new JLabel("Extension:", SwingConstants.RIGHT);
private JTable resultsTable = new JTable();
private JButton goButton;
private JButton cancelButton;
private JPanel progressPanel;
private JFrame frame;
private boolean trimLeadingWhitespace;
private List<Match> matches = new ArrayList<Match>();
private void addSaveOptionsTo(JMenu menu) {
JMenuItem saveItem;
for (int i=0; i<rendererSets.length; i++) {
saveItem = new JMenuItem("Save as " + rendererSets[i][0]);
saveItem.addActionListener(new SaveListener((Renderer)rendererSets[i][1]));
menu.add(saveItem);
}
}
public GUI() {
frame = new JFrame("PMD Duplicate Code Detector");
timeField.setEditable(false);
JMenu fileMenu = new JMenu("File");
fileMenu.setMnemonic('f');
addSaveOptionsTo(fileMenu);
JMenuItem exitItem = new JMenuItem("Exit");
exitItem.setMnemonic('x');
exitItem.addActionListener(new CancelListener());
fileMenu.add(exitItem);
JMenu viewMenu = new JMenu("View");
fileMenu.setMnemonic('v');
JMenuItem trimItem = new JCheckBoxMenuItem("Trim leading whitespace");
trimItem.addItemListener(new ItemListener() {
public void itemStateChanged(ItemEvent e) {
AbstractButton button = (AbstractButton)e.getItem();
GUI.this.trimLeadingWhitespace = button.isSelected();
}
});
viewMenu.add(trimItem);
JMenuBar menuBar = new JMenuBar();
menuBar.add(fileMenu);
menuBar.add(viewMenu);
frame.setJMenuBar(menuBar);
// first make all the buttons
JButton browseButton = new JButton("Browse");
browseButton.setMnemonic('b');
browseButton.addActionListener(new BrowseListener());
goButton = new JButton("Go");
goButton.setMnemonic('g');
goButton.addActionListener(new GoListener());
cancelButton = new JButton("Cancel");
cancelButton.addActionListener(new CancelListener());
JPanel settingsPanel = makeSettingsPanel(browseButton, goButton, cancelButton);
progressPanel = makeProgressPanel();
JPanel resultsPanel = makeResultsPanel();
adjustLanguageControlsFor((LanguageConfig)languageSets[0][1]);
frame.getContentPane().setLayout(new BorderLayout());
JPanel topPanel = new JPanel();
topPanel.setLayout(new BorderLayout());
topPanel.add(settingsPanel, BorderLayout.NORTH);
topPanel.add(progressPanel, BorderLayout.CENTER);
setProgressControls(false); // not running now
frame.getContentPane().add(topPanel, BorderLayout.NORTH);
frame.getContentPane().add(resultsPanel, BorderLayout.CENTER);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.pack();
frame.setVisible(true);
}
private void adjustLanguageControlsFor(LanguageConfig current) {
ignoreLiteralsCheckbox.setEnabled(current.ignoreLiteralsByDefault());
extensionField.setText(current.extensions()[0]);
boolean enableExtension = current.extensions()[0].length() == 0;
extensionField.setEnabled(enableExtension);
extensionLabel.setEnabled(enableExtension);
}
private JPanel makeSettingsPanel(JButton browseButton, JButton goButton, JButton cxButton) {
JPanel settingsPanel = new JPanel();
GridBagHelper helper = new GridBagHelper(settingsPanel, new double[]{0.2, 0.7, 0.1, 0.1});
helper.addLabel("Root source directory:");
helper.add(rootDirectoryField);
helper.add(browseButton, 2);
helper.nextRow();
helper.addLabel("Report duplicate chunks larger than:");
minimumLengthField.setColumns(4);
helper.add(minimumLengthField);
helper.addLabel("Language:");
for (int i=0; i<languageSets.length; i++) {
languageBox.addItem(languageSets[i][0]);
}
languageBox.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
adjustLanguageControlsFor(
languageConfigFor((String)languageBox.getSelectedItem())
);
}
});
helper.add(languageBox);
helper.nextRow();
helper.addLabel("Also scan subdirectories?");
helper.add(recurseCheckbox);
helper.add(extensionLabel);
helper.add(extensionField);
helper.nextRow();
helper.addLabel("Ignore literals and identifiers?");
helper.add(ignoreLiteralsCheckbox);
helper.add(goButton);
helper.add(cxButton);
helper.nextRow();
// settingsPanel.setBorder(BorderFactory.createTitledBorder("Settings"));
return settingsPanel;
}
private JPanel makeProgressPanel() {
JPanel progressPanel = new JPanel();
final double[] weights = {0.0, 0.8, 0.4, 0.2};
GridBagHelper helper = new GridBagHelper(progressPanel, weights);
helper.addLabel("Tokenizing files:");
helper.add(tokenizingFilesBar, 3);
helper.nextRow();
helper.addLabel("Phase:");
helper.add(phaseLabel);
helper.addLabel("Time elapsed:");
helper.add(timeField);
helper.nextRow();
progressPanel.setBorder(BorderFactory.createTitledBorder("Progress"));
return progressPanel;
}
private JPanel makeResultsPanel() {
JPanel resultsPanel = new JPanel();
resultsPanel.setLayout(new BorderLayout());
JScrollPane areaScrollPane = new JScrollPane(resultsTextArea);
resultsTextArea.setEditable(false);
areaScrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
areaScrollPane.setPreferredSize(new Dimension(600, 300));
resultsPanel.add(makeMatchList(), BorderLayout.WEST);
resultsPanel.add(areaScrollPane, BorderLayout.CENTER);
return resultsPanel;
}
private void populateResultArea() {
int[] selectionIndices = resultsTable.getSelectedRows();
TableModel model = resultsTable.getModel();
List<Match> selections = new ArrayList<Match>(selectionIndices.length);
for (int i=0; i<selectionIndices.length; i++) {
selections.add((Match)model.getValueAt(selectionIndices[i], 99));
}
String report = new SimpleRenderer(trimLeadingWhitespace).render(selections.iterator());
resultsTextArea.setText(report);
resultsTextArea.setCaretPosition(0); // move to the top
}
private void copyMatchListSelectionsToClipboard() {
int[] selectionIndices = resultsTable.getSelectedRows();
int colCount = resultsTable.getColumnCount();
StringBuffer sb = new StringBuffer();
for (int r=0; r<selectionIndices.length; r++) {
if (r > 0) sb.append('\n');
sb.append(resultsTable.getValueAt(selectionIndices[r], 0));
for (int c=1; c<colCount; c++) {
sb.append('\t');
sb.append(resultsTable.getValueAt(selectionIndices[r], c));
}
}
StringSelection ss = new StringSelection(sb.toString());
Toolkit.getDefaultToolkit().getSystemClipboard().setContents(ss, null);
}
private void deleteMatchlistSelections() {
int[] selectionIndices = resultsTable.getSelectedRows();
for (int i=selectionIndices.length-1; i >=0; i--) {
matches.remove(selectionIndices[i]);
}
resultsTable.getSelectionModel().clearSelection();
resultsTable.addNotify();
}
private JComponent makeMatchList() {
resultsTable.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
populateResultArea();
}});
resultsTable.registerKeyboardAction(new ActionListener() {
public void actionPerformed(ActionEvent e) { copyMatchListSelectionsToClipboard(); }
},"Copy", copy, JComponent.WHEN_FOCUSED);
resultsTable.registerKeyboardAction(new ActionListener() {
public void actionPerformed(ActionEvent e) { deleteMatchlistSelections(); }
},"Del", delete, JComponent.WHEN_FOCUSED);
int[] alignments = new int[matchColumns.length];
for (int i=0; i<alignments.length; i++) alignments[i] = matchColumns[i].alignment();
resultsTable.setDefaultRenderer(Object.class, new AlignmentRenderer(alignments));
final JTableHeader header = resultsTable.getTableHeader();
header.addMouseListener( new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
sortOnColumn(header.columnAtPoint(new Point(e.getX(), e.getY())));
}
});
return new JScrollPane(resultsTable);
}
private boolean isLegalPath(String path, LanguageConfig config) {
String[] extensions = config.extensions();
for (int i=0; i<extensions.length; i++) {
if (path.endsWith(extensions[i]) && extensions[i].length() > 0) return true;
}
return false;
}
private String setLabelFor(Match match) {
Set<String> sourceIDs = new HashSet<String>(match.getMarkCount());
for (Iterator<TokenEntry> occurrences = match.iterator(); occurrences.hasNext();) {
sourceIDs.add(occurrences.next().getTokenSrcID());
}
String label;
if (sourceIDs.size() == 1) {
String sourceId = sourceIDs.iterator().next();
int separatorPos = sourceId.lastIndexOf(File.separatorChar);
label = "..." + sourceId.substring(separatorPos);
} else {
label = "(" + sourceIDs.size() + " separate files)";
}
match.setLabel(label);
return label;
}
private void setProgressControls(boolean isRunning) {
progressPanel.setVisible(isRunning);
goButton.setEnabled(!isRunning);
cancelButton.setEnabled(isRunning);
}
private void go() {
String dirPath = rootDirectoryField.getText();
try {
if (!(new File(dirPath)).exists()) {
JOptionPane.showMessageDialog(frame,
"Can't read from that root source directory",
"Error", JOptionPane.ERROR_MESSAGE);
return;
}
setProgressControls(true);
Properties p = new Properties();
p.setProperty(JavaTokenizer.IGNORE_LITERALS, String.valueOf(ignoreLiteralsCheckbox.isSelected()));
p.setProperty(LanguageFactory.EXTENSION, extensionField.getText());
LanguageConfig conf = languageConfigFor((String)languageBox.getSelectedItem());
Language language = conf.languageFor(new LanguageFactory(), p);
CPD cpd = new CPD(Integer.parseInt(minimumLengthField.getText()), language);
cpd.setCpdListener(this);
tokenizingFilesBar.setMinimum(0);
phaseLabel.setText("");
if (isLegalPath(dirPath, conf)) { // should use the language file filter instead?
cpd.add(new File(dirPath));
} else {
if (recurseCheckbox.isSelected()) {
cpd.addRecursively(dirPath);
} else {
cpd.addAllInDirectory(dirPath);
}
}
final long start = System.currentTimeMillis();
Timer t = new Timer(1000, new ActionListener() {
public void actionPerformed(ActionEvent e) {
long now = System.currentTimeMillis();
long elapsedMillis = now - start;
long elapsedSeconds = elapsedMillis / 1000;
long minutes = (long) Math.floor(elapsedSeconds / 60);
long seconds = elapsedSeconds - (minutes * 60);
timeField.setText(munge(String.valueOf(minutes)) + ':' + munge(String.valueOf(seconds)));
}
private String munge(String in) {
if (in.length() < 2) {
in = "0" + in;
}
return in;
}
});
t.start();
cpd.go();
t.stop();
matches = new ArrayList<Match>();
Match match;
for (Iterator<Match> i = cpd.getMatches(); i.hasNext();) {
match = i.next();
setLabelFor(match);
matches.add(match);
}
String report = new SimpleRenderer().render(cpd.getMatches());
if (report.length() == 0) {
JOptionPane.showMessageDialog(frame,
"Done; couldn't find any duplicates longer than " + minimumLengthField.getText() + " tokens");
} else {
resultsTextArea.setText(report);
setListDataFrom(cpd.getMatches());
}
} catch (IOException t) {
t.printStackTrace();
JOptionPane.showMessageDialog(frame, "Halted due to " + t.getClass().getName() + "; " + t.getMessage());
} catch (RuntimeException t) {
t.printStackTrace();
JOptionPane.showMessageDialog(frame, "Halted due to " + t.getClass().getName() + "; " + t.getMessage());
}
setProgressControls(false);
}
private interface SortingTableModel<E> extends TableModel {
public int sortColumn();
public void sortColumn(int column);
public boolean sortDescending();
public void sortDescending(boolean flag);
public void sort(Comparator<E> comparator);
}
private TableModel tableModelFrom(final List<Match> items) {
TableModel model = new SortingTableModel<Match>() {
private int sortColumn;
private boolean sortDescending;
public Object getValueAt(int rowIndex, int columnIndex) {
Match match = items.get(rowIndex);
switch (columnIndex) {
case 0: return match.getLabel();
case 2: return Integer.toString(match.getLineCount());
case 1: return match.getMarkCount() > 2 ? Integer.toString(match.getMarkCount()) : "";
case 99: return match;
}
return "";
}
public int getColumnCount() { return matchColumns.length; }
public int getRowCount() { return items.size(); }
public boolean isCellEditable(int rowIndex, int columnIndex) { return false; }
public Class<?> getColumnClass(int columnIndex) { return Object.class; }
public void setValueAt(Object aValue, int rowIndex, int columnIndex) { }
public String getColumnName(int i) { return matchColumns[i].label(); }
public void addTableModelListener(TableModelListener l) { }
public void removeTableModelListener(TableModelListener l) { }
public int sortColumn() { return sortColumn; };
public void sortColumn(int column) { sortColumn = column; };
public boolean sortDescending() { return sortDescending; };
public void sortDescending(boolean flag) { sortDescending = flag; };
public void sort(Comparator<Match> comparator) {
Collections.sort(items, comparator);
if (sortDescending) Collections.reverse(items);
}
};
return model;
}
private void sortOnColumn(int columnIndex) {
Comparator<Match> comparator = matchColumns[columnIndex].sorter();
SortingTableModel<Match> model = (SortingTableModel<Match>)resultsTable.getModel();
if (model.sortColumn() == columnIndex) {
model.sortDescending(!model.sortDescending());
}
model.sortColumn(columnIndex);
model.sort(comparator);
resultsTable.getSelectionModel().clearSelection();
resultsTable.repaint();
}
private void setListDataFrom(Iterator iter) {
resultsTable.setModel(tableModelFrom(matches));
TableColumnModel colModel = resultsTable.getColumnModel();
TableColumn column;
int width;
for (int i=0; i<matchColumns.length; i++) {
if (matchColumns[i].width() > 0) {
column = colModel.getColumn(i);
width = matchColumns[i].width();
column.setPreferredWidth(width);
column.setMinWidth(width);
column.setMaxWidth(width);
}
}
}
// CPDListener
public void phaseUpdate(int phase) {
phaseLabel.setText(getPhaseText(phase));
}
public String getPhaseText(int phase) {
switch (phase) {
case CPDListener.INIT:
return "Initializing";
case CPDListener.HASH:
return "Hashing";
case CPDListener.MATCH:
return "Matching";
case CPDListener.GROUPING:
return "Grouping";
case CPDListener.DONE:
return "Done";
default :
return "Unknown";
}
}
public void addedFile(int fileCount, File file) {
tokenizingFilesBar.setMaximum(fileCount);
tokenizingFilesBar.setValue(tokenizingFilesBar.getValue() + 1);
}
// CPDListener
public static void main(String[] args) {
//this should prevent the disk not found popup
// System.setSecurityManager(null);
new GUI();
}
}
The table below shows all metrics for GUI.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 117.00 | Number of blocks | |
| BLOCK_COMMENT | 0.00 | Number of block comment lines | |
| COMMENTS | 9.00 | Comment lines | |
| COMMENT_DENSITY | 0.02 | Comment density | |
| COMPARISONS | 45.00 | Number of comparison operators | |
| CYCLOMATIC | 136.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 3.00 | Comments in declarations | |
| DOC_COMMENT | 3.00 | Number of javadoc comment lines | |
| ELOC | 505.00 | Effective lines of code | |
| EXEC_COMMENTS | 3.00 | Comments in executable code | |
| EXITS | 172.00 | Procedure exits | |
| FUNCTIONS | 92.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 0.22 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 182.00 | 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 | 1.00 | 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 | 1.00 | JAVA0032 Switch statement missing default | |
| JAVA0033 | 0.00 | JAVA0033 default: not last case in switch statement | |
| JAVA0034 | 5.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 1.00 | 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 | 1.00 | 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 | 1.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 1.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 13.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 0.00 | 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 | 1.00 | 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 | 0.00 | JAVA0113 Incorrect javadoc: no @author tag | |
| JAVA0114 | 0.00 | 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 | 19.00 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0118 | 1.00 | JAVA0118 Missing javadoc: type 'type' | |
| JAVA0119 | 0.00 | JAVA0119 Control variable changed within body of for loop | |
| JAVA0123 | 2.00 | 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 | 3.00 | JAVA0128 Public constructor in non-public class | |
| JAVA0130 | 2.00 | 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 | 1.00 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0137 | 0.00 | JAVA0137 Non-abstract class missing constructor | |
| JAVA0138 | 1.00 | 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 | 5.00 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0143 | 0.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 12.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 706.00 | 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 | 1.00 | 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 | 1.00 | 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 | 5.00 | JAVA0177 Variable declaration missing initializer | |
| JAVA0179 | 1.00 | JAVA0179 Local variable hides visible field | |
| JAVA0233 | 0.00 | JAVA0233 Definition of serialVersionUID other than 'private static final long serialVersionUID' | |
| JAVA0234 | 1.00 | 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 | 1.00 | 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 | 2.00 | 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 | 5.00 | 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 | |
| JAVA0289 | 1.00 | null | |
| LINES | 686.00 | Number of lines in the source file | |
| LINE_COMMENT | 6.00 | Number of line comments | |
| LOC | 579.00 | Lines of code | |
| LOGICAL_LINES | 422.00 | Number of statements | |
| LOOPS | 12.00 | Number of loops | |
| NEST_DEPTH | 4.00 | Maximum nesting depth | |
| OPERANDS | 1717.00 | Number of operands | |
| OPERATORS | 3259.00 | Number of operators | |
| PARAMS | 82.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 4976.00 | Halstead program length | |
| PROGRAM_VOCAB | 718.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 100.00 | Number of return points from functions | |
| SIZE | 26891.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 661.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 57.00 | Number of unique operators | |
| WHITESPACE | 98.00 | Number of whitespace lines | |