PircBotServer.java
| Index Score | ||
|---|---|---|
 |
 |
org.xnap.plugin.pircbot |
 |
 |
XNap 3 |
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 | |
|---|---|---|
| PARAMS | Number of formal parameter declarations |  |
| FUNCTIONS | Number of function declarations | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| EXITS | Procedure exits | |
| UNIQUE_OPERANDS | Number of unique operands | |
| CYCLOMATIC | Cyclomatic complexity | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| RETURNS | Number of return points from functions | |
| LOC | Lines of code | |
| OPERANDS | Number of operands | |
| BLOCKS | Number of blocks | |
| PROGRAM_LENGTH | Halstead program length | |
| ELOC | Effective lines of code | |
| OPERATORS | Number of operators | |
| LOGICAL_LINES | Number of statements | |
| LINES | Number of lines in the source file | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0242 | JAVA0242 Transient field in non-Serializable class | |
| JAVA0143 | JAVA0143 Synchronized method | |
| DECL_COMMENTS | Comments in declarations | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0123 | JAVA0123 Use all three components of for loop | |
| JAVA0254 | JAVA0254 Use enhanced for loop construct instead of Iterator | |
| SIZE | Size of the file in bytes | |
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0128 | JAVA0128 Public constructor in non-public class | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
| JAVA0076 | JAVA0076 Use of magic number | |
| LOOPS | Number of loops | |
| WHITESPACE | Number of whitespace lines | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0032 | JAVA0032 Switch statement missing default | |
| COMPARISONS | Number of comparison operators | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| LINE_COMMENT | Number of line comments | |
| EXEC_COMMENTS | Comments in executable code | |
| NEST_DEPTH | Maximum nesting depth | |
| DOC_COMMENT | Number of javadoc comment lines | |
/*
* XNap - A P2P framework and client.
*
* See the file AUTHORS for copyright information.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.xnap.plugin.pircbot;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;
import java.io.IOException;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.Iterator;
import javax.swing.Action;
import org.apache.log4j.Logger;
import org.jibble.pircbot.DccFileTransfer;
import org.jibble.pircbot.NickAlreadyInUseException;
import org.jibble.pircbot.PircBot;
import org.jibble.pircbot.User;
import org.xnap.XNap;
import org.xnap.chat.AbstractChatProvider;
import org.xnap.chat.ChannelInfo;
import org.xnap.chat.ChatManager;
import org.xnap.chat.DefaultChannelInfo;
import org.xnap.cmdl.Command;
import org.xnap.cmdl.Console;
import org.xnap.cmdl.Executer;
import org.xnap.cmdl.LocalExecuter;
import org.xnap.event.StateListener;
import org.xnap.event.StateSupport;
import org.xnap.gui.action.AbstractListChannelsAction;
import org.xnap.gui.action.JoinChannelAction;
import org.xnap.net.NetHelper;
import org.xnap.transfer.DccDownload;
import org.xnap.transfer.DownloadManager;
import org.xnap.util.FiniteStateMachine;
import org.xnap.util.IllegalOperationException;
import org.xnap.util.Preferences;
import org.xnap.util.State;
import org.xnap.util.StringHelper;
public class PircBotServer extends AbstractChatProvider {
//--- Constant(s) ---
private static final Hashtable TRANSITION_TABLE;
static {
State[][] table = new State[][] {
{ State.DISCONNECTED,
State.CONNECTING, },
{ State.CONNECTING,
State.CONNECTED, State.DISCONNECTED, },
{ State.CONNECTED,
State.DISCONNECTED, },
};
TRANSITION_TABLE = FiniteStateMachine.createStateTable(table);
}
//--- Data field(s) ---
private static transient Logger logger
= Logger.getLogger(PircBotServer.class);
private transient PropertyChangeSupport pcs
= new PropertyChangeSupport(this);
private PircBotServerData data;
private Server server;
private StateMachine sm = new StateMachine();
private StateSupport listeners = new StateSupport(this);
//--- Constructor(s) ---
public PircBotServer(PircBotServerData data)
{
this.data = data;
}
public PircBotServer()
{
this(new PircBotServerData());
}
//--- Method(s) ---
public void addPropertyChangeListener(PropertyChangeListener l)
{
pcs.addPropertyChangeListener(l);
}
public void removePropertyChangeListener(PropertyChangeListener l)
{
pcs.removePropertyChangeListener(l);
}
public void addStateListener(StateListener listener)
{
listeners.addStateListener(listener);
}
public void removeStateListener(StateListener listener)
{
listeners.removeStateListener(listener);
}
/**
* Disconnects the server and removes all channels.
*/
public void close()
{
if (server != null) {
server.removeAllChannels();
server.disconnect();
}
}
public void connect()
{
try {
setState(State.CONNECTING);
}
catch (IllegalOperationException e) {
logger.debug("unexpected state", e);
}
}
public Action[] getActions()
{
return new Action[] { new JoinChannelAction(this),
new ListChannelsAction() };
}
public ChannelInfo[] getChannels()
{
return getBot().getChannelInfos();
}
public boolean getAutoConnect()
{
return data.autoConnect;
}
public String getAutoJoinChannels()
{
return data.autoJoinChannels;
}
public String getConnectCommand()
{
return data.connectCommand;
}
public String getHost()
{
return data.host;
}
public String getLogin()
{
return data.login;
}
public String getName()
{
return data.name;
}
public String getNetwork()
{
return data.network;
}
public String getNick()
{
return data.nick;
}
/**
* Returns the local peer.
*/
public PircBotPeer getLocalPeer()
{
return getBot().getPeerByName(getBot().getNick());
}
public String getPassword()
{
return data.password;
}
public int getPort()
{
return data.port;
}
public String getStatus()
{
return sm.getDescription();
}
public boolean isConnected()
{
return sm.getState() == State.CONNECTED;
}
public boolean isDisconnected()
{
return sm.getState() == State.DISCONNECTED;
}
public void join(String name)
{
PircBotChannel c = getBot().getChannelByName(name);
getBot().joinChannel(name);
c.setJoined(true, null);
}
public void setAutoConnect(boolean autoConnect)
{
boolean oldValue = getAutoConnect();
data.autoConnect = autoConnect;
pcs.firePropertyChange("autoConnect", oldValue, autoConnect);
}
public void setAutoJoinChannels(String autoJoinChannels)
{
String oldValue = getAutoJoinChannels();
data.autoJoinChannels = autoJoinChannels;
pcs.firePropertyChange("autoJoinChannels", oldValue,
autoJoinChannels);
}
/**
* @param string
*/
public void setConnectCommand(String connectCommand)
{
String oldValue = getConnectCommand();
data.connectCommand = connectCommand;
pcs.firePropertyChange("connectCommand", oldValue,
connectCommand);
}
public void setHost(String host)
{
String oldValue = getHost();
data.host = host;
pcs.firePropertyChange("host", oldValue, host);
}
public void setLogin(String login)
{
String oldValue = getLogin();
data.login = login;
pcs.firePropertyChange("login", oldValue, login);
}
public void setName(String name)
{
String oldValue = getName();
data.name = name;
pcs.firePropertyChange("name", oldValue, name);
}
public void setNetwork(String network)
{
String oldValue = getNetwork();
data.network = network;
pcs.firePropertyChange("network", oldValue, network);
}
public void setNick(String nick)
{
String oldValue = getNick();
data.nick = nick;
pcs.firePropertyChange("nick", oldValue, nick);
}
public void setPassword(String password)
{
String oldValue = getPassword();
data.password = password;
pcs.firePropertyChange("password", oldValue, password);
}
public void setPort(int port)
{
int oldValue = getPort();
data.port = port;
pcs.firePropertyChange("port", new Integer(oldValue),
new Integer(port));
}
/**
* Used by classes in this package to access the PircBot instance
* directly.
*/
Server getBot()
{
// lazy instanziation
if (server == null) {
server = new Server();
}
return server;
}
/**
* Used by {@link PircBotPanel} for serialization.
*/
PircBotServerData getData()
{
return data;
}
private void setState(State newState)
{
sm.setState(newState);
listeners.fireStateChanged();
}
private void setState(State newState, String message)
{
sm.setState(newState, message);
listeners.fireStateChanged();
}
//--- Inner Class(es) ---
private class StateMachine extends FiniteStateMachine
{
//--- Constructor(s) ---
public StateMachine()
{
super(State.DISCONNECTED, TRANSITION_TABLE);
}
//--- Method(s) ---
protected synchronized void stateChanged(State oldState,
State newState)
{
if (newState == State.CONNECTING) {
Runnable runner = new Runnable()
{
public void run()
{
connect();
}
};
Thread t
= new Thread(runner, "PircBotServer " + getName());
t.start();
return;
}
else if (newState == State.CONNECTED) {
String connectCommand = PircBotServer.this.getConnectCommand();
if (connectCommand != null && connectCommand.length() > 0) {
Executer.parse(connectCommand, getBot());
}
String autoJoin = PircBotServer.this.getAutoJoinChannels();
if (autoJoin != null && autoJoin.length() > 0) {
// auto join channels
String[] channels = StringHelper.toArray(autoJoin, ";,");
for (int i = 0; i < channels.length; i++) {
PircBotServer.this.join(channels[i]);
}
}
}
}
private void connect()
{
try {
String login = PircBotServer.this.getLogin();
login = (login != null && login.length() > 0)
? login
: Preferences.getInstance().getUsername();
String nick = PircBotServer.this.getNick();
nick = (nick != null && nick.length() > 0)
? nick
: Preferences.getInstance().getUsername();
String password = PircBotServer.this.getPassword();
for (int i = 0; i < 3; i++) {
try {
getBot().setLogin(login, nick);
if (password != null && password.length() > 0) {
getBot().connect(PircBotServer.this.getHost(),
PircBotServer.this.getPort(),
password);
}
else {
getBot().connect(PircBotServer.this.getHost(),
PircBotServer.this.getPort());
}
break;
}
catch (NickAlreadyInUseException e2) {
nick += "_";
}
}
}
catch (Exception e) {
logger.debug("connect failed", e);
String msg = (e instanceof IOException)
? NetHelper.getErrorMessage((IOException)e)
: e.getLocalizedMessage();
PircBotServer.this.setState
(State.DISCONNECTED, XNap.tr("connect failed: {0}", msg));
return;
}
}
}
class Server extends PircBot implements Console {
//--- Constant(s) ---
//--- Data field(s) ---
/**
* Contains {@link ChannelInfo} objects.
*/
private HashSet channels = new HashSet();
/**
* A list of PircBotChannel objects. Contains the channels that have
* been added to the {@link ChatManager}.
*/
private Hashtable channelByName = new Hashtable();
private Hashtable peerByName = new Hashtable();
private LocalExecuter executer;
//--- Constructor(s) ---
public Server()
{
executer = new LocalExecuter(getCommands());
}
//--- Method(s) ---
/**
* Closes all channels.
*/
public void removeAllChannels()
{
for (Iterator i = channelByName.values().iterator(); i.hasNext();) {
PircBotChannel c = (PircBotChannel)i.next();
partChannel(c.getName());
ChatManager.getInstance().remove(c);
}
channelByName.clear();
}
public PircBotChannel getChannelByName(String name)
{
PircBotChannel channel = (PircBotChannel)channelByName.get(name);
if (channel == null) {
channel = new PircBotChannel(PircBotServer.this, name);
channelByName.put(name, channel);
ChatManager.getInstance().add(channel);
}
return channel;
}
public PircBotChannel getPrivateChannelByName(String name)
{
PircBotChannel channel = (PircBotChannel)channelByName.get(name);
if (channel == null) {
channel = new PircBotChannel(PircBotServer.this, name);
channel.add(getPeerByName(this.getNick()));
channel.add(getPeerByName(name));
channelByName.put(name, channel);
ChatManager.getInstance().add(channel);
}
return channel;
}
public void removeChannel(PircBotChannel channel)
{
channelByName.remove(channel.getName());
}
public synchronized ChannelInfo[] getChannelInfos()
{
// add joined channels to list of channels
String[] joinedChannels = this.getChannels();
for (int i = 0; i < joinedChannels.length; i++) {
ChannelInfo ci = new DefaultChannelInfo(joinedChannels[i]);
if (!channels.contains(ci)) {
channels.add(ci);
}
}
return (ChannelInfo[])channels.toArray(new ChannelInfo[0]);
}
public PircBotPeer getPeerByName(String name)
{
PircBotPeer peer = (PircBotPeer)peerByName.get(name);
if (peer == null) {
peer = new PircBotPeer(PircBotServer.this, name);
peerByName.put(name, peer);
}
return peer;
}
protected synchronized void onChannelInfo(String channel,
int userCount, String topic)
{
channels.add(new DefaultChannelInfo(channel, userCount, topic));
channelsUpdated();
}
protected void onAction(String sender, String login,
String hostname, String channel,
String message)
{
PircBotChannel c = getChannelByName(channel);
c.actionMessageReceived(getPeerByName(sender), message);
}
protected void onConnect()
{
PircBotServer.this.setState(State.CONNECTED);
logger.debug("connected to " + PircBotServer.this.getName());
ChatManager.getInstance().add(PircBotServer.this);
}
protected void onDeop(String channel, String sourceNick,
String sourceLogin, String sourceHostname,
String recipient)
{
PircBotPeer p = getPeerByName(recipient);
PircBotChannel c = getChannelByName(channel);
c.setOp(p, false);
}
protected void onDeVoice(String channel, String sourceNick,
String sourceLogin, String sourceHostname,
String recipient)
{
PircBotPeer p = getPeerByName(recipient);
PircBotChannel c = getChannelByName(channel);
c.setVoice(p, false);
}
protected void onDisconnect()
{
for (Iterator i = channelByName.values().iterator(); i.hasNext();) {
PircBotChannel c = (PircBotChannel)i.next();
c.setJoined(false, XNap.tr("client disconnected"));
}
PircBotServer.this.setState(State.DISCONNECTED);
logger.debug("disconnected from " + PircBotServer.this.getName());
ChatManager.getInstance().remove(PircBotServer.this);
}
protected void onIncomingFileTransfer(DccFileTransfer transfer)
{
DccDownload d = new DccDownload
(getPeerByName(transfer.getNick()),
transfer.getFile().getName(),
transfer.getSize(),
transfer.getHostname(),
transfer.getPort());
DownloadManager.getInstance().add(d);
}
protected void onJoin(String channel, String sender, String login,
String hostname)
{
PircBotPeer p = getPeerByName(sender);
p.setHost(hostname);
PircBotChannel c = getChannelByName(channel);
c.add(p);
}
protected void onMessage(String channel, String sender, String login,
String hostname, String message)
{
PircBotChannel c = getChannelByName(channel);
c.messageReceived(getPeerByName(sender), message);
}
protected void onNickChange(String oldNick, String login,
String hostname, String newNick)
{
PircBotPeer peer = getPeerByName(oldNick);
peer.setHost(hostname);
peer.setName(newNick);
for (Iterator i = channelByName.values().iterator();
i.hasNext();) {
((PircBotChannel)i.next()).peerChanged(peer);
}
}
protected void onNotice(String sourceNick, String sourceLogin,
String sourceHostname, String target,
String notice)
{
logger.debug("notice: " + notice);
// try to recognize affected channel like [#xnap]
int i = notice.indexOf("[#");
int j = notice.indexOf("]", i);
if (i != -1 && j != -1) {
target = notice.substring(i + 1, j);
logger.warn("x:" + target);
}
PircBotChannel c = getChannelByName(target);
c.infoReceived(notice);
}
protected void onPart(String channel, String sender,
String login, String hostname)
{
PircBotChannel c = (PircBotChannel)channelByName.get(channel);
if (c != null) {
if (sender.equals(this.getNick())) {
c.setJoined(false, null);
}
c.remove(getPeerByName(sender));
}
}
protected void onPrivateMessage(String sender, String login,
String hostname, String message)
{
PircBotChannel c = getPrivateChannelByName(sender);
c.messageReceived(getPeerByName(sender), message);
}
protected void onOp(String channel, String sourceNick,
String sourceLogin, String sourceHostname,
String recipient)
{
PircBotPeer p = getPeerByName(recipient);
PircBotChannel c = getChannelByName(channel);
c.setOp(p, true);
}
protected void onTopic(String channel, String topic, String setBy, long date, boolean changed)
{
PircBotChannel c = getChannelByName(channel);
c.topicChanged(topic);
}
protected void onServerResponse(int code, String response)
{
logger.debug(code + ": " + response);
String nick = this.getNick();
if (response.startsWith(nick + " :")) {
response = response.substring(nick.length() + 2);
}
if (code >= 400 && code <= 599) {
// error message
messageReceived(response + "\n");
return;
}
switch (code) {
case 1:
case 2:
case 3:
case 4:
case 5:
case 251:
case 254:
case 255:
case RPL_WHOISUSER:
case RPL_WHOISSERVER:
case RPL_WHOISOPERATOR:
case RPL_WHOWASUSER:
case RPL_ENDOFWHO:
case RPL_WHOISIDLE:
case RPL_ENDOFWHOIS:
case RPL_WHOISCHANNELS:
case RPL_MOTD:
messageReceived(response + "\n");
break;
}
}
protected void onUserList(String channel, User[] users)
{
PircBotChannel c = getChannelByName(channel);
for (int i = 0; i < users.length; i++) {
PircBotPeer p = getPeerByName(users[i].getNick());
c.setOp(p, users[i].isOp());
c.add(p);
}
}
protected void onVoice(String channel, String sourceNick,
String sourceLogin, String sourceHostname,
String recipient)
{
PircBotPeer p = getPeerByName(recipient);
PircBotChannel c = getChannelByName(channel);
c.setVoice(p, true);
}
public void setLogin(String login, String nick)
{
super.setFinger("XNap/PircBot");
super.setLogin(login);
super.setName(nick);
}
public void whois(String nick)
{
sendRawLine("WHOIS " + nick);
}
/**
* @see org.xnap.cmdl.Console#getCommand(java.lang.String)
*/
public Command getCommand(String commandName)
{
return executer.getCommand(commandName);
}
/**
* @see org.xnap.cmdl.Console#getCommands()
*/
public Command[] getCommands()
{
return new Command[] { new PircBotMessageCommand(PircBotServer.this) };
}
/**
* @see org.xnap.cmdl.Console#isEchoing()
*/
public boolean isEchoing()
{
return false;
}
/**
* @see org.xnap.cmdl.Console#readln(java.lang.String)
*/
public String readln(String prompt)
{
return null;
}
/**
* @see org.xnap.cmdl.Console#println(java.lang.String)
*/
public void println(String text)
{
messageReceived(text);
}
}
/**
* Queries the list of channels from the server.
*/
private class ListChannelsAction extends AbstractListChannelsAction
{
public void actionPerformed(ActionEvent event)
{
PircBotServer.this.getBot().listChannels();
channelsUpdated();
}
}
}
The table below shows all metrics for PircBotServer.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 107.00 | Number of blocks | |
| BLOCK_COMMENT | 18.00 | Number of block comment lines | |
| COMMENTS | 78.00 | Comment lines | |
| COMMENT_DENSITY | 0.19 | Comment density | |
| COMPARISONS | 42.00 | Number of comparison operators | |
| CYCLOMATIC | 129.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 26.00 | Comments in declarations | |
| DOC_COMMENT | 44.00 | Number of javadoc comment lines | |
| ELOC | 416.00 | Effective lines of code | |
| EXEC_COMMENTS | 5.00 | Comments in executable code | |
| EXITS | 106.00 | Procedure exits | |
| FUNCTIONS | 76.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 0.32 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 175.00 | 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 non-protected 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 | 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 | 5.00 | 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 | 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 | 1.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 1.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 7.00 | 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 | 36.00 | 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 | 3.00 | 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 | 2.00 | 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 | 2.00 | 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 | 3.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 1512.00 | 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 | 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 | 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 | 1.00 | 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 | 2.00 | 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 | 3.00 | 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 | 3.00 | 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 | 2.00 | null | |
| LINES | 806.00 | Number of lines in the source file | |
| LINE_COMMENT | 16.00 | Number of line comments | |
| LOC | 607.00 | Lines of code | |
| LOGICAL_LINES | 251.00 | Number of statements | |
| LOOPS | 7.00 | Number of loops | |
| NEST_DEPTH | 5.00 | Maximum nesting depth | |
| OPERANDS | 1265.00 | Number of operands | |
| OPERATORS | 2206.00 | Number of operators | |
| PARAMS | 96.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 3471.00 | Halstead program length | |
| PROGRAM_VOCAB | 523.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 79.00 | Number of return points from functions | |
| SIZE | 19275.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 467.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 56.00 | Number of unique operators | |
| WHITESPACE | 121.00 | Number of whitespace lines | |