AzureusRestarterImpl.java
| Index Score | ||
|---|---|---|
 |
 |
com.aelitis.azureus.core.update.impl |
 |
 |
Azureus |
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 | |
|---|---|---|
| JAVA0166 | JAVA0166 Generic exception caught |  |
| LOOPS | Number of loops | |
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0170 | JAVA0170 Caught exception not derived from java.lang.Exception | |
| JAVA0265 | JAVA0265 Use of Throwable.printStackTrace() | |
| JAVA0130 | JAVA0130 Non-static method does not use instance fields | |
| UNIQUE_OPERANDS | Number of unique operands | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| EXEC_COMMENTS | Comments in executable code | |
| EXITS | Procedure exits | |
| BLOCK_COMMENT | Number of block comment lines | |
| LINES | Number of lines in the source file | |
| ELOC | Effective lines of code | |
| BLOCKS | Number of blocks | |
| LOC | Lines of code | |
| WHITESPACE | Number of whitespace lines | |
| OPERANDS | Number of operands | |
| COMPARISONS | Number of comparison operators | |
| LOGICAL_LINES | Number of statements | |
| PROGRAM_LENGTH | Halstead program length | |
| SIZE | Size of the file in bytes | |
| OPERATORS | Number of operators | |
| CYCLOMATIC | Cyclomatic complexity | |
| LINE_COMMENT | Number of line comments | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0144 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0049 | JAVA0049 Nested block at depth N (maximum: M) | |
| PARAMS | Number of formal parameter declarations | |
| NEST_DEPTH | Maximum nesting depth | |
| JAVA0177 | JAVA0177 Variable declaration missing initializer | |
| JAVA0008 | JAVA0008 Empty catch block | |
| JAVA0076 | JAVA0076 Use of magic number | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| DECL_COMMENTS | Comments in declarations | |
| DOC_COMMENT | Number of javadoc comment lines | |
/*
* Created on May 16, 2004
* Created by Olivier Chalouhi
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* 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; either version 2
* of the License, or (at your option) any later version.
* 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.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package com.aelitis.azureus.core.update.impl;
import java.io.*;
import java.util.Properties;
import org.gudy.azureus2.core3.internat.MessageText;
import org.gudy.azureus2.core3.logging.*;
import org.gudy.azureus2.core3.util.*;
import org.gudy.azureus2.platform.PlatformManager;
import org.gudy.azureus2.platform.PlatformManagerFactory;
import org.gudy.azureus2.platform.unix.ScriptAfterShutdown;
import org.gudy.azureus2.platform.win32.access.AEWin32Access;
import org.gudy.azureus2.platform.win32.access.AEWin32Manager;
import org.gudy.azureus2.update.UpdaterUtils;
import com.aelitis.azureus.core.AzureusCore;
import com.aelitis.azureus.core.AzureusCoreFactory;
import com.aelitis.azureus.core.update.AzureusRestarter;
import org.gudy.azureus2.plugins.PluginInterface;
import org.gudy.azureus2.plugins.platform.PlatformManagerException;
public class
AzureusRestarterImpl
implements AzureusRestarter
{
private static final LogIDs LOGID = LogIDs.CORE;
private static final String MAIN_CLASS = "org.gudy.azureus2.update.Updater";
private static final String UPDATER_JAR = "Updater.jar";
private static final String EXE_UPDATER = "AzureusUpdater.exe";
public static final String UPDATE_PROPERTIES = "update.properties";
protected static boolean restarted = false;
private static String JAVA_EXEC_DIR = System.getProperty("java.home") +
System.getProperty("file.separator") +
"bin" +
System.getProperty("file.separator");
protected AzureusCore azureus_core;
protected String classpath_prefix;
public
AzureusRestarterImpl(
AzureusCore _azureus_core )
{
azureus_core = _azureus_core;
}
public void
restart(
boolean update_only )
{
if ( restarted ){
Logger.log(new LogEvent(LOGID, LogEvent.LT_WARNING,
"AzureusRestarter: already restarted!!!!"));
return;
}
restarted = true;
PluginInterface pi = azureus_core.getPluginManager().getPluginInterfaceByID( "azupdater" );
if ( pi == null ){
Logger.log(new LogAlert(LogAlert.UNREPEATABLE, LogAlert.AT_ERROR,
"Can't restart, mandatory plugin 'azupdater' not found"));
return;
}
String updater_dir = pi.getPluginDirectoryName();
classpath_prefix = updater_dir + File.separator + UPDATER_JAR;
String app_path = SystemProperties.getApplicationPath();
while( app_path.endsWith(File.separator)){
app_path = app_path.substring(0,app_path.length()-1);
}
String user_path = SystemProperties.getUserPath();
while( user_path.endsWith(File.separator)){
user_path = user_path.substring(0,user_path.length()-1);
}
String config_override = System.getProperty( SystemProperties.SYS_PROP_CONFIG_OVERRIDE );
if ( config_override == null ){
config_override = "";
}
String[] parameters = {
update_only?"updateonly":"restart",
app_path,
user_path,
config_override,
};
FileOutputStream fos = null;
try{
Properties restart_properties = new Properties();
long max_mem = Runtime.getRuntime().maxMemory();
restart_properties.put( "max_mem", ""+max_mem );
restart_properties.put( "app_name", SystemProperties.getApplicationName());
restart_properties.put( "app_entry", SystemProperties.getApplicationEntryPoint());
if ( System.getProperty( "azureus.nativelauncher" ) != null || Constants.isOSX ){
//NOTE: new 2306 osx bundle now sets azureus.nativelauncher=1, but older bundles dont
try{
String cmd = PlatformManagerFactory.getPlatformManager().getApplicationCommandLine();
if ( cmd != null ){
restart_properties.put( "app_cmd", cmd );
}
}catch( Throwable e ){
Debug.printStackTrace(e);
}
}
fos = new FileOutputStream( new File( user_path, UPDATE_PROPERTIES ));
// this handles unicode chars by writing \\u escapes
restart_properties.store(fos, "Azureus restart properties" );
}catch( Throwable e ){
Debug.printStackTrace( e );
}finally{
if ( fos != null ){
try{
fos.close();
}catch( Throwable e ){
Debug.printStackTrace(e);
}
}
}
String[] properties = { "-Duser.dir=\"" + app_path + "\"" };
ByteArrayOutputStream os = new ByteArrayOutputStream();
restartAzureus(new PrintWriter(os) {
public void println(String str) {
// we intercept these logs and log immediately
Logger.log(new LogEvent(LOGID, str));
}
}, MAIN_CLASS, properties, parameters, update_only);
// just check if any non-logged data exists
byte[] bytes = os.toByteArray();
if ( bytes.length > 0 ){
Logger.log(new LogEvent(LOGID, "AzureusRestarter: extra log - "
+ new String(bytes)));
}
}
private String
getClassPath()
{
String classPath = System.getProperty("java.class.path");
classPath = classpath_prefix + System.getProperty("path.separator") + classPath;
return( "-classpath \"" + classPath + "\" " );
}
private boolean
win32NativeRestart(
PrintWriter log,
String exec )
{
try{
// we need to spawn without inheriting handles
PlatformManager pm = PlatformManagerFactory.getPlatformManager();
pm.createProcess( exec, false );
return( true );
}catch(Throwable e) {
e.printStackTrace(log);
return( false );
}
}
private String getExeUpdater(PrintWriter log) {
try {
boolean isVistaOrHigher = false;
if (Constants.isWindows) {
Float ver = null;
try {
ver = new Float(System.getProperty("os.version"));
} catch (Exception e) {
}
isVistaOrHigher = ver != null && ver.floatValue() >= 6;
}
// Vista test: We will need to run an elevated EXE updater if we can't
// write to the program dir.
if (isVistaOrHigher) {
if (AzureusCoreFactory.getSingleton().getPluginManager().getDefaultPluginInterface().getUpdateManager().getInstallers().length > 0) {
log.println("Vista restart w/Updates.. checking if EXE needed");
try {
final File writeFile = FileUtil.getApplicationFile("write.dll");
// should fail if no perms, but sometimes it's created in
// virtualstore (if ran from java(w).exe for example)
FileOutputStream fos = new FileOutputStream(writeFile);
fos.write(32);
fos.close();
writeFile.delete();
File renameFile = FileUtil.getApplicationFile("License.txt");
if (renameFile != null && renameFile.exists()) {
File oldFile = FileUtil.getApplicationFile("License.txt");
String oldName = renameFile.getName();
File newFile = new File(renameFile.getParentFile(), oldName
+ ".bak");
renameFile.renameTo(newFile);
if (oldFile.exists()) {
log.println("Requiring EXE because rename test failed");
return EXE_UPDATER;
}
newFile.renameTo(oldFile);
} else {
log.println("Could not try Permission Test 2. File " + renameFile
+ " not found");
}
} catch (Exception e) {
log.println("Permission Test Failed. " + e.getMessage() + ";"
+ Debug.getCompressedStackTrace());
return EXE_UPDATER;
}
}
}
} catch (Throwable t) {
// ignore vista test
}
return null;
}
private boolean restartViaEXE(PrintWriter log,
String exeUpdater,
String[] properties,
String[] parameters,
String backupJavaRunString,
boolean update_only)
{
String azRunner = null;
File fileRestart = null;
if (!update_only) {
try {
azRunner = PlatformManagerFactory.getPlatformManager().getApplicationCommandLine();
} catch (PlatformManagerException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
try {
int result;
AEWin32Access accessor = AEWin32Manager.getAccessor(true);
if (accessor == null) {
result = -123;
} else {
if (azRunner != null) {
// create a batch file to run the updater, then to restart azureus
// bceause the updater would restart azureus as administrator user
// and confuse the user
fileRestart = FileUtil.getUserFile("restart.bat");
String s = "title Azureus Updater Runner\r\n";
s += exeUpdater + " \"updateonly\"";
for (int i = 1; i < parameters.length; i++) {
s += " \"" + parameters[i].replaceAll("\\\"", "") + "\"";
}
s += "\r\n";
s += "start \"\" \"" + azRunner + "\"";
FileUtil.writeBytesAsFile(fileRestart.getAbsolutePath(), s.getBytes());
result = accessor.shellExecute(null, fileRestart.getAbsolutePath(),
null, SystemProperties.getApplicationPath(),
AEWin32Access.SW_SHOWMINIMIZED);
} else {
String execEXE = "\"-J" + getClassPath().replaceAll("\\\"", "")
+ "\" ";
for (int i = 0; i < properties.length; i++) {
execEXE += "\"-J" + properties[i].replaceAll("\\\"", "") + "\" ";
}
for (int i = 0; i < parameters.length; i++) {
execEXE += " \"" + parameters[i].replaceAll("\\\"", "") + "\"";
}
log.println("Launch via " + exeUpdater + " params " + execEXE);
result = accessor.shellExecute(null, exeUpdater, execEXE,
SystemProperties.getApplicationPath(), AEWin32Access.SW_NORMAL);
}
}
/*
* Some results:
* 0: OOM
* 2: FNF
* 3: Path Not Foud
* 5: Access Denied (User clicked cancel on admin access dialog)
* 8: OOM
* 11: Bad Format
* 26: Sharing Violation
* 27: Association incomplete
* 28: DDE Timeout
* 29: DDE Fail
* 30: DDE Busy
* 31: No Association
* 32: DLL Not found
* >32: OK!
*/
log.println(" -> " + result);
if (result <= 32) {
String sErrorReason = "";
String key = null;
switch (result) {
case 0:
case 8:
key = "oom";
break;
case 2:
key = "fnf";
break;
case 3:
key = "pnf";
break;
case 5:
key = "denied";
break;
case 11:
key = "bad";
break;
case -123:
key = "nowin32";
break;
default:
sErrorReason = "" + result;
break;
}
if (key != null) {
sErrorReason = MessageText.getString("restart.error." + key,
new String[] {
exeUpdater,
SystemProperties.getApplicationPath(),
});
}
Logger.log(new LogAlert(false, LogAlert.AT_ERROR,
MessageText.getString("restart.error", new String[] {
sErrorReason
})));
return false;
}
} catch (Throwable f) {
f.printStackTrace(log);
return javaSpawn(log, backupJavaRunString);
}
return true;
}
// ****************** This code is copied into Restarter / Updater so make changes there too !!!
public void
restartAzureus(
PrintWriter log,
String mainClass,
String[] properties,
String[] parameters,
boolean update_only)
{
if(Constants.isOSX){
restartAzureus_OSX(log,mainClass,properties,parameters);
}else if( Constants.isUnix ){
restartAzureus_Unix(log,mainClass,properties,parameters);
}else{
restartAzureus_win32(log,mainClass,properties,parameters,update_only);
}
}
private void
restartAzureus_win32(
PrintWriter log,
String mainClass,
String[] properties,
String[] parameters,
boolean update_only)
{
String exeUpdater = getExeUpdater(log); // Not for Updater.java
String exec;
//Classic restart way using Runtime.exec directly on java(w)
exec = "\"" + JAVA_EXEC_DIR + "javaw\" " + getClassPath() + getLibraryPath();
for (int i = 0; i < properties.length; i++) {
exec += properties[i] + " ";
}
exec += mainClass;
for (int i = 0; i < parameters.length; i++) {
exec += " \"" + parameters[i] + "\"";
}
if (exeUpdater != null) {
restartViaEXE(log, exeUpdater, properties, parameters, exec, update_only);
} else {
if (log != null) {
log.println(" " + exec);
}
if (!win32NativeRestart(log, exec)) {
javaSpawn(log, exec);
}
}
}
private boolean
javaSpawn(
PrintWriter log,
String execString)
{
try {
// hmm, try java method - this WILL inherit handles but might work :)
log.println("Using java spawn");
//NOTE: no logging done here, as we need the method to return right away, before the external process completes
Process p = Runtime.getRuntime().exec(execString);
log.println(" -> " + p);
return true;
} catch (Throwable g) {
g.printStackTrace();
return false;
}
}
private void
restartAzureus_OSX(
PrintWriter log,
String mainClass,
String[] properties,
String[] parameters)
{
String exec = "\"" + JAVA_EXEC_DIR + "java\" " + getClassPath() + getLibraryPath();
for (int i=0;i<properties.length;i++){
exec += properties[i] + " ";
}
exec += mainClass ;
for(int i = 0 ; i < parameters.length ; i++) {
exec += " \"" + parameters[i] + "\"";
}
runExternalCommandViaUnixShell( log, exec );
}
private int getUnixScriptVersion() {
String sVersion = System.getProperty("azureus.script.version", "0");
int version = 0;
try {
version = Integer.parseInt(sVersion);
} catch (Throwable t) {
}
return version;
}
private void
restartAzureus_Unix(
PrintWriter log,
String mainClass,
String[] properties,
String[] parameters)
{
String exec = "\"" + JAVA_EXEC_DIR + "java\" " + getClassPath() + getLibraryPath();
for (int i=0;i<properties.length;i++){
exec += properties[i] + " ";
}
int scriptVersion = getUnixScriptVersion();
boolean restartByScript = Constants.compareVersions(
UpdaterUtils.getUpdaterPluginVersion(), "1.8.5") >= 0
&& scriptVersion > 0;
if (restartByScript) {
exec += "-Dazureus.script.version=\"" + scriptVersion + "\" ";
}
exec += mainClass ;
for(int i = 0 ; i < parameters.length ; i++) {
exec += " \"" + parameters[i] + "\"";
}
if (restartByScript) {
// run script after az shutdown to launch updater and then re-run az
ScriptAfterShutdown.addExtraCommand("echo \"Applying (possible) patches before restarting..\"\n"
+ exec + "\n"
+ "echo \"Restarting Azureus..\"\n"
+ "$0\n");
ScriptAfterShutdown.setRequiresExit(true);
} else {
runExternalCommandViaUnixShell( log, exec );
}
}
private String
getLibraryPath()
{
String libraryPath = System.getProperty("java.library.path");
if ( libraryPath == null ){
libraryPath = "";
}else{
// remove any quotes from the damn thing
String temp = "";
for (int i=0;i<libraryPath.length();i++){
char c = libraryPath.charAt(i);
if ( c != '"' ){
temp += c;
}
}
libraryPath = temp;
// remove trailing separator chars if they exist as they stuff up
// the following "
while( libraryPath.endsWith(File.separator)){
libraryPath = libraryPath.substring( 0, libraryPath.length()-1 );
}
if ( libraryPath.length() > 0 ){
libraryPath = "-Djava.library.path=\"" + libraryPath + "\" ";
}
}
return( libraryPath );
}
/*
private void logStream(String message,InputStream stream,PrintWriter log) {
BufferedReader br = new BufferedReader (new InputStreamReader(stream));
String line = null;
boolean first = true;
try {
while((line = br.readLine()) != null) {
if( first ) {
log.println(message);
first = false;
}
log.println(line);
}
} catch(Exception e) {
log.println(e);
e.printStackTrace(log);
}
}
private void chMod(String fileName,String rights,PrintWriter log) {
String[] execStr = new String[3];
execStr[0] = "chmod";
execStr[1] = rights;
execStr[2] = fileName;
runExternalCommandsLogged( log, execStr );
}
private Process runExternalCommandLogged( PrintWriter log, String command ) { //NOTE: will not return until external command process has completed
log.println("About to execute: R:[" +command+ "]" );
try {
Process runner = Runtime.getRuntime().exec( command );
runner.waitFor();
logStream( "runtime.exec() output:", runner.getInputStream(), log);
logStream( "runtime.exec() error:", runner.getErrorStream(), log);
return runner;
}
catch( Throwable t ) {
log.println( t.getMessage() != null ? t.getMessage() : "<null>" );
log.println( t );
t.printStackTrace( log );
return null;
}
}
private Process runExternalCommandsLogged( PrintWriter log, String[] commands ) { //NOTE: will not return until external command process has completed
String cmd = "About to execute: R:[";
for( int i=0; i < commands.length; i++ ) {
cmd += commands[i];
if( i < commands.length -1 ) cmd += " ";
}
cmd += "]";
log.println( cmd );
try {
Process runner = Runtime.getRuntime().exec( commands );
runner.waitFor();
logStream( "runtime.exec() output:", runner.getInputStream(), log);
logStream( "runtime.exec() error:", runner.getErrorStream(), log);
return runner;
}
catch( Throwable t ) {
log.println( t.getMessage() != null ? t.getMessage() : "<null>" );
log.println( t );
t.printStackTrace( log );
return null;
}
}
*/
private void runExternalCommandViaUnixShell( PrintWriter log, String command ) {
String[] to_run = new String[3];
to_run[0] = "/bin/sh";
to_run[1] = "-c";
to_run[2] = command;
if( log != null ) log.println("Executing: R:[" +to_run[0]+ " " +to_run[1]+ " " +to_run[2]+ "]" );
try {
//NOTE: no logging done here, as we need the method to return right away, before the external process completes
Runtime.getRuntime().exec( to_run );
}
catch(Throwable t) {
if( log != null ) {
log.println( t.getMessage() != null ? t.getMessage() : "<null>" );
log.println( t );
t.printStackTrace( log );
}
else {
t.printStackTrace();
}
}
}
}
The table below shows all metrics for AzureusRestarterImpl.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 89.00 | Number of blocks | |
| BLOCK_COMMENT | 113.00 | Number of block comment lines | |
| COMMENTS | 136.00 | Comment lines | |
| COMMENT_DENSITY | 0.38 | Comment density | |
| COMPARISONS | 60.00 | Number of comparison operators | |
| CYCLOMATIC | 83.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 3.00 | Comments in declarations | |
| DOC_COMMENT | 0.00 | Number of javadoc comment lines | |
| ELOC | 362.00 | Effective lines of code | |
| EXEC_COMMENTS | 18.00 | Comments in executable code | |
| EXITS | 70.00 | Procedure exits | |
| FUNCTIONS | 15.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 83.46 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 58.00 | 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 | 2.00 | 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 | 1.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 0.00 | JAVA0035 Missing braces in for statement | |
| JAVA0036 | 0.00 | JAVA0036 Missing braces in while statement | |
| JAVA0038 | 0.00 | JAVA0038 Non-case label in switch statement | |
| JAVA0039 | 0.00 | JAVA0039 Break statement with label | |
| JAVA0040 | 0.00 | JAVA0040 Switch statement contains N cases (maximum: M) | |
| JAVA0041 | 0.00 | JAVA0041 Nested synchronized block | |
| JAVA0042 | 0.00 | JAVA0042 Empty synchronized statement | |
| JAVA0043 | 0.00 | JAVA0043 Inner class does not use outer class | |
| JAVA0044 | 0.00 | JAVA0044 Serializable class with no instance variables | |
| JAVA0045 | 0.00 | JAVA0045 Serializable class with only transient fields | |
| JAVA0046 | 0.00 | JAVA0046 Name of class not derived from Exception ends with 'Exception' | |
| JAVA0047 | 0.00 | JAVA0047 Serializable class derives from invalid base class | |
| JAVA0048 | 0.00 | JAVA0048 Name of class derived from Exception does not end with 'Exception' | |
| JAVA0049 | 2.00 | JAVA0049 Nested block at depth N (maximum: M) | |
| JAVA0050 | 0.00 | JAVA0050 Class derives from java.lang.Error | |
| JAVA0051 | 0.00 | JAVA0051 Class derives from java.lang.RuntimeException | |
| JAVA0052 | 0.00 | JAVA0052 Class derives from java.lang.Throwable | |
| JAVA0053 | 0.00 | JAVA0053 Unused label | |
| JAVA0054 | 0.00 | JAVA0054 Inheritance depth N exceeds maximum M | |
| JAVA0055 | 0.00 | JAVA0055 Class should be interface | |
| JAVA0056 | 0.00 | JAVA0056 Unnecessary abstract modifier for interface or annotation | |
| JAVA0057 | 0.00 | JAVA0057 Unnecessary default constructor | |
| JAVA0058 | 0.00 | JAVA0058 Constructor calls super() | |
| JAVA0059 | 0.00 | JAVA0059 Method override only calls super() | |
| JAVA0061 | 0.00 | JAVA0061 Inaccessible member in anonymous class | |
| JAVA0062 | 0.00 | JAVA0062 Public class missing public member or protected constructor | |
| JAVA0063 | 0.00 | JAVA0063 Identifier name should not contain '$' | |
| JAVA0064 | 0.00 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0065 | 0.00 | JAVA0065 Unnecessary final modifier for method in final class | |
| JAVA0066 | 0.00 | JAVA0066 Unnecessary modifier for interface nested type | |
| JAVA0067 | 0.00 | JAVA0067 Array descriptor on identifier name | |
| JAVA0068 | 0.00 | JAVA0068 Modifiers not declared in recommended order | |
| JAVA0071 | 0.00 | JAVA0071 Strings compared with == | |
| JAVA0073 | 0.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 0.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 4.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 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 | 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 | 1.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 2.00 | 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 | 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 | 6.00 | JAVA0130 Non-static method does not use instance fields | |
| JAVA0131 | 0.00 | JAVA0131 Compatible method does not override base | |
| JAVA0132 | 0.00 | JAVA0132 Method overload with compatible signature | |
| JAVA0133 | 0.00 | JAVA0133 Non-synchronized method overrides synchronized method | |
| JAVA0135 | 0.00 | JAVA0135 Only one of Object.equals and Object.hashCode defined: missing 'method' | |
| JAVA0136 | 0.00 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0137 | 0.00 | JAVA0137 Non-abstract class missing constructor | |
| JAVA0138 | 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 | 0.00 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0143 | 0.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 3.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 1588.00 | 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 | 11.00 | JAVA0166 Generic exception caught | |
| JAVA0167 | 0.00 | JAVA0167 ThreadDeath not rethrown | |
| JAVA0169 | 0.00 | JAVA0169 Unnecessary catch block: exception 'exception' | |
| JAVA0170 | 9.00 | 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 | 2.00 | 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 | 0.00 | 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 | 6.00 | 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 | 8.00 | 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 | 748.00 | Number of lines in the source file | |
| LINE_COMMENT | 23.00 | Number of line comments | |
| LOC | 445.00 | Lines of code | |
| LOGICAL_LINES | 211.00 | Number of statements | |
| LOOPS | 13.00 | Number of loops | |
| NEST_DEPTH | 7.00 | Maximum nesting depth | |
| OPERANDS | 984.00 | Number of operands | |
| OPERATORS | 1729.00 | Number of operators | |
| PARAMS | 34.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2713.00 | Halstead program length | |
| PROGRAM_VOCAB | 393.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 24.00 | Number of return points from functions | |
| SIZE | 19523.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 336.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 57.00 | Number of unique operators | |
| WHITESPACE | 167.00 | Number of whitespace lines | |