QueryResponseRecord.java
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|---|---|---|
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phex.msg |
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Phex |
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 | |
|---|---|---|
| EXEC_COMMENTS | Comments in executable code |  |
| LINE_COMMENT | Number of line comments | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| LOC | Lines of code | |
| EXITS | Procedure exits | |
| SIZE | Size of the file in bytes | |
| UNIQUE_OPERATORS | Number of unique operators | |
| BLOCKS | Number of blocks | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| LOGICAL_LINES | Number of statements | |
| ELOC | Effective lines of code | |
| CYCLOMATIC | Cyclomatic complexity | |
| PROGRAM_VOLUME | Halstead program volume | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0285 | JAVA0285 Dereference of potentially null variable | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| LINES | Number of lines in the source file | |
| UNIQUE_OPERANDS | Number of unique operands | |
| JAVA0100 | JAVA0100 Class contains N non-final fields (maximum: M) | |
| OPERATORS | Number of operators | |
| PROGRAM_LENGTH | Halstead program length | |
| WHITESPACE | Number of whitespace lines | |
| JAVA0130 | JAVA0130 Non-static method does not use instance fields | |
| DOC_COMMENT | Number of javadoc comment lines | |
| OPERANDS | Number of operands | |
| NEST_DEPTH | Maximum nesting depth | |
| RETURNS | Number of return points from functions | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
/*
* PHEX - The pure-java Gnutella-servent.
* Copyright (C) 2001 - 2008 Phex Development Group
*
* 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
*
* --- SVN Information ---
* $Id: QueryResponseRecord.java 4231 2008-07-15 16:01:10Z gregork $
*/
package phex.msg;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PushbackInputStream;
import java.io.UnsupportedEncodingException;
import java.util.Set;
import java.util.StringTokenizer;
import phex.common.URN;
import phex.common.address.DestAddress;
import phex.common.log.NLogger;
import phex.security.PhexSecurityManager;
import phex.share.ShareFile;
import phex.utils.IOUtil;
/**
* A single response record in a QueryResponse message.
*/
public class QueryResponseRecord
{
private static final int DROP_PACKAGE_ALT_LOCATION_LIMIT = 20;
private int fileIndex = 0;
private String fileName;
private byte[] fileNameBytes;
private String pathInfo;
private int fileSize = 0;
private URN urn;
private String metaData;
private DestAddress[] alternateLocations;
private long creationTime;
/**
* Create a new MsgResRecord.
*/
public QueryResponseRecord()
{
pathInfo = "";
creationTime = -1;
}
/**
* Create a new MsgResRecord with all its properties populated.
*
* @param fileIndex the index of the file
* @param fileSize the file size (bytes)
* @param aFileName a String representation of the file name
*/
public QueryResponseRecord(int fileIndex, URN fileURN, int fileSize, String aFileName,
long creationTime, Set<DestAddress> altLocSet )
{
if ( fileSize < 0)
{
throw new IllegalArgumentException( "Invalid file size: " + fileSize );
}
this.fileIndex = fileIndex;
this.fileSize = fileSize;
this.fileName = aFileName;
this.creationTime = creationTime;
if ( altLocSet != null && altLocSet.size() > 0 )
{
assert altLocSet.size() <= 10;
alternateLocations = new DestAddress[ altLocSet.size() ];
altLocSet.toArray( alternateLocations);
}
try
{
this.fileNameBytes = fileName.getBytes( "UTF-8" );
}
catch (UnsupportedEncodingException exp)
{// should never happen
NLogger.error( QueryResponseRecord.class, exp, exp );
}
this.urn = fileURN;
pathInfo = "";
}
public static QueryResponseRecord createFromShareFile( ShareFile shareFile )
{
int fileIndex = shareFile.getFileIndex();
URN urn = shareFile.getURN();
int fileSize = (int)shareFile.getFileSize();
if ( fileSize < 0 )
{
NLogger.error( QueryResponseMsg.class, "Invalid file size: " + fileSize );
}
String fileName = shareFile.getFileName();
long networkCreateTime = shareFile.getNetworkCreateTime().longValue();
Set<DestAddress> altLocSet = null;
if ( shareFile.getAltLocCount() > 0 )
{
altLocSet = shareFile.getAltLocContainer().getAltLocForQueryResponseRecord();
}
QueryResponseRecord record = new QueryResponseRecord( fileIndex, urn,
fileSize, fileName, networkCreateTime, altLocSet );
return record;
}
/**
* Get the current file index.
*
* @return the file index
*/
public int getFileIndex()
{
return fileIndex;
}
/**
* Get the file size (bytes).
*
* @return the current file size
*/
public int getFileSize()
{
return fileSize;
}
/**
* Get the current file name.
*
* @return the current file name
*/
public String getFilename()
{
return fileName;
}
public String getPathInfo()
{
return pathInfo;
}
public URN getURN()
{
return urn;
}
public DestAddress[] getAlternateLocations()
{
return alternateLocations;
}
public long getCreationTime()
{
return creationTime;
}
public String getMetaData()
{
return metaData;
}
/**
* Copy the information from another MsgResRecord into this record.
*
* @param b the MsgResRecord to copy
*/
public void copy(QueryResponseRecord b)
{
fileIndex = b.fileIndex;
fileSize = b.fileSize;
fileName = b.fileName;
fileNameBytes = b.fileNameBytes;
pathInfo = b.pathInfo;
}
public void write( OutputStream outStream )
throws IOException
{
// Convert to Intel little-endian
IOUtil.serializeIntLE(fileIndex, outStream);
// Convert to Intel little-endian
IOUtil.serializeIntLE(fileSize, outStream);
outStream.write( fileNameBytes );
// write first ending 0
outStream.write( 0 );
// TODO return meta data
byte[] ggepData = GGEPBlock.getQueryReplyRecordGGEPBlock( creationTime,
alternateLocations );
if ( urn != null )
{
outStream.write( urn.getAsString().getBytes() );
if ( ggepData.length > 0 )
{
outStream.write( 0x1c );
}
}
if ( ggepData.length > 0 )
{
outStream.write( ggepData );
}
// write second ending 0
outStream.write( 0 );
}
protected int deserialize(byte[] inbuf, int offset, PhexSecurityManager securityService )
throws InvalidMessageException
{
long tmpFileIndex = IOUtil.unsignedInt2Long( IOUtil.deserializeIntLE(inbuf, offset) );
if( (tmpFileIndex & 0xFFFFFFFF00000000L) !=0 )
{
throw new InvalidMessageException( "Invalid file index: " + tmpFileIndex );
}
fileIndex = (int)tmpFileIndex;
offset += 4;
long tmpFileSize = IOUtil.unsignedInt2Long( IOUtil.deserializeIntLE(inbuf, offset) );
// validate the file size
if ( tmpFileSize > Integer.MAX_VALUE || tmpFileSize < 0)
{
throw new InvalidMessageException( "Invalid file size: " + tmpFileSize );
}
fileSize = (int)tmpFileSize;
offset += 4;
// Handle Gnotella termination of single null terminated file names right
// this prevents strange results like a filename of 44khz which is meta
// data of gnotella.
// search for first null terminator
int firstTerminatorIdx = offset;
try
{
while ( inbuf[firstTerminatorIdx] != (byte) 0 )
{
firstTerminatorIdx++;
}
}
catch ( IndexOutOfBoundsException exp )
{// the cause seem to be Shareaza nods reporting a invalid number of
// records in the response.
NLogger.debug( QueryResponseMsg.class, exp, exp );
//NLogger.warn( QueryResponseMsg.class, "Offset: " + offset + "- Buffer: " + HexConverter.toHexString( inbuf ) );
throw new InvalidMessageException( exp.getMessage(), exp );
}
// extract the file name
try
{
fileName = new String( inbuf, offset, firstTerminatorIdx - offset, "UTF-8" );
}
catch ( UnsupportedEncodingException exp )
{// Should never happen...
NLogger.error( QueryResponseRecord.class, exp );
throw new RuntimeException( exp );
}
int secondTerminatorIdx = firstTerminatorIdx + 1; // skip terminator
//Find second null terminator.
try
{
while ( inbuf[secondTerminatorIdx] != (byte) 0 )
{
secondTerminatorIdx++;
}
}
catch ( IndexOutOfBoundsException exp )
{// the cause seem to be Shareaza nods reporting a invalid number of
// records in the response.
NLogger.debug( QueryResponseMsg.class, exp, exp );
//NLogger.warn( QueryResponseMsg.class, "Offset: " + offset + "- Buffer: " + HexConverter.toHexString( inbuf ) );
throw new InvalidMessageException( exp.getMessage(), exp );
}
// parse out extension data
byte[] extensionArea = new byte[ secondTerminatorIdx - firstTerminatorIdx - 1 ];
System.arraycopy( inbuf, firstTerminatorIdx + 1, extensionArea, 0,
secondTerminatorIdx - firstTerminatorIdx - 1 );
parseExtensionArea( extensionArea, securityService );
// skip second terminator
offset = secondTerminatorIdx + 1;
return offset;
}
private void parseExtensionArea(byte[] extensionArea, PhexSecurityManager securityService )
throws InvalidMessageException
{
try
{
PushbackInputStream inStream = new PushbackInputStream(
new ByteArrayInputStream( extensionArea ) );
byte b;
StringBuffer buffer = new StringBuffer();
GGEPBlock[] ggepBlocks = null;
GGEPBlock ggepBlock = null;
while ( true )
{
b = (byte)inStream.read();
if ( b == -1 )
{
evaluateExtensionToken( buffer.toString() );
break;
}
else if ( b == GGEPBlock.MAGIC_NUMBER && buffer.length() == 0 )
{
inStream.unread( b );
try
{
ggepBlocks = GGEPBlock.parseGGEPBlocks( inStream );
ggepBlock = GGEPBlock.mergeGGEPBlocks(ggepBlocks);
}
catch ( InvalidGGEPBlockException exp )
{// try to continue even though parsing of message might now be completely screwed!
NLogger.error( QueryResponseRecord.class, exp, exp );
}
continue;
}
else if ( b == 0x1c )
{// evaluate buffer and check for 3c
evaluateExtensionToken( buffer.toString() );
buffer.setLength(0);
continue;
}
buffer.append( (char)b );
}
if ( ggepBlocks != null )
{
alternateLocations = GGEPExtension.parseAltExtensionData( ggepBlocks, securityService );
if ( alternateLocations != null &&
alternateLocations.length > DROP_PACKAGE_ALT_LOCATION_LIMIT )
{
throw new InvalidMessageException(
"Number of query response record alt-locs exceed the acceptable maximum: "
+ alternateLocations.length + "/" + DROP_PACKAGE_ALT_LOCATION_LIMIT );
}
byte[] pathInfoArr = GGEPBlock.getExtensionDataInBlocks(
ggepBlocks, GGEPBlock.PATH_INFO_HEADER_ID );
if ( pathInfoArr != null )
{
pathInfo = new String( pathInfoArr );
}
creationTime = ggepBlock.getLongExtensionData(
GGEPBlock.CREATION_TIME_HEADER_ID, -1 ) * 1000;
}
}
catch ( IOException exp )
{// should never happen!!
NLogger.error( QueryResponseRecord.class, exp, exp );
}
}
/**
* Evaluates the extension tokens except GGEP extensions.
* @param extension
* @throws InvalidMessageException
*/
private void evaluateExtensionToken( String extension )
{
// first check if this is the URN of the file
if ( URN.isValidURN( extension ) )
{
urn = new URN( extension );
}
// otherwise is must be meta data or other extension... or??
// meta data description ( like 44kHZ for mp3 )
else
{
if ( metaData == null || metaData.length() == 0 )
{// only parse metaData if not already found...
metaData = parseMetaData( extension );
}
}
}
@Override
public String toString()
{
return "[" +
"FileIndex=" + fileIndex + ", " +
"FileSize=" + fileSize + ", " +
"Filename=" + fileName +
"]";
}
private String parseMetaData( String metaDataString )
{
// This is modified Limewire code... they seem to know what they are
// doing in most cases... but I extended stuff a bit.
StringTokenizer tokenizer = new StringTokenizer( metaDataString );
if( tokenizer.countTokens() < 2 )
{
return "";
}
String first = tokenizer.nextToken();
String second = tokenizer.nextToken();
String length="";
String frequency = "";
String bitrate="";
boolean isVBR = false;
boolean bearShare1 = false;
boolean bearShare2 = false;
boolean gnotella = false;
if( second.toLowerCase().startsWith( "kbps" ) )
{
bearShare1 = true;
if ( second.indexOf( "VBR" ) > 0 )
{
isVBR = true;
}
}
else if ( first.toLowerCase().endsWith( "kbps" ) )
{
bearShare2 = true;
}
if( bearShare1 )
{
bitrate = first;
}
else if ( bearShare2 )
{
int j = first.toLowerCase().indexOf( "kbps" );
bitrate = first.substring(0,j);
}
if( bearShare1 || bearShare2 )
{
String prev = "";
String token = "";
while( tokenizer.hasMoreTokens() )
{
token = tokenizer.nextToken();
if ( token.startsWith( "kHz" ) )
{
frequency = prev;
}
prev = token;
}
// last token is length
length = token;
//OK we have the bitrate and the length
}
else if ( metaDataString.endsWith( "kHz" ) )
{//Gnotella
gnotella = true;
length=first;
//extract the bitrate from second
int i = second.indexOf( "kbps" );
if(i>-1)
{//see if we can find the bitrate
bitrate = second.substring(0,i);
}
else
{//not gnotella, after all...some other format we do not know
gnotella=false;
}
}
if(bearShare1 || bearShare2 || gnotella)
{//some metadata we understand
StringBuffer buffer = new StringBuffer();
buffer.append( bitrate );
buffer.append( "Kbps" );
if ( isVBR )
{
buffer.append( "(VBR)" );
}
buffer.append( " - " );
if ( frequency != null && frequency.length() > 0 )
{
buffer.append( frequency );
buffer.append( "kHz");
buffer.append( " - " );
}
buffer.append( length );
return buffer.toString();
}
return "";
}
}
The table below shows all metrics for QueryResponseRecord.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 66.00 | Number of blocks | |
| BLOCK_COMMENT | 21.00 | Number of block comment lines | |
| COMMENTS | 85.00 | Comment lines | |
| COMMENT_DENSITY | 0.33 | Comment density | |
| COMPARISONS | 36.00 | Number of comparison operators | |
| CYCLOMATIC | 66.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 9.00 | Comments in declarations | |
| DOC_COMMENT | 38.00 | Number of javadoc comment lines | |
| ELOC | 256.00 | Effective lines of code | |
| EXEC_COMMENTS | 21.00 | Comments in executable code | |
| EXITS | 50.00 | Procedure exits | |
| FUNCTIONS | 18.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 84.88 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 52.00 | Interface complexity | |
| JAVA0001 | 0.00 | JAVA0001 Package name does not contain only lower case letters | |
| JAVA0002 | 1.00 | JAVA0002 Package name does not begin with a top level domain name or country code | |
| JAVA0003 | 0.00 | JAVA0003 Minimize use of on-demand (.*) imports | |
| JAVA0004 | 0.00 | JAVA0004 Unnecessary import from java.lang | |
| JAVA0005 | 0.00 | JAVA0005 Imports not in specified order | |
| JAVA0006 | 0.00 | JAVA0006 Empty finally block | |
| JAVA0007 | 0.00 | JAVA0007 Should not declare public field | |
| JAVA0008 | 0.00 | JAVA0008 Empty catch block | |
| JAVA0009 | 0.00 | JAVA0009 Protected member in final class | |
| JAVA0010 | 0.00 | JAVA0010 Non-instantiable class does not contain a non-private static member | |
| JAVA0011 | 0.00 | JAVA0011 Abstract class does not contain an abstract method | |
| JAVA0012 | 0.00 | JAVA0012 Non-constructor method with same name as declaring class | |
| JAVA0013 | 0.00 | JAVA0013 Non-blank final field is not static | |
| JAVA0014 | 0.00 | JAVA0014 Class with only static members has non-private constructor | |
| JAVA0015 | 0.00 | JAVA0015 Package class contains public nested type | |
| JAVA0016 | 0.00 | JAVA0016 Abstract class contains public constructor | |
| JAVA0017 | 0.00 | JAVA0017 Class name does not have required form | |
| JAVA0018 | 0.00 | JAVA0018 Method name does not have required form | |
| JAVA0019 | 0.00 | JAVA0019 Interface name does not have required form | |
| JAVA0020 | 0.00 | JAVA0020 Field name does not have required form | |
| JAVA0021 | 0.00 | JAVA0021 Interface method name does not have required form | |
| JAVA0022 | 0.00 | JAVA0022 Static final field name does not have required form | |
| JAVA0023 | 0.00 | JAVA0023 Empty finalize method | |
| JAVA0024 | 0.00 | JAVA0024 Empty class | |
| JAVA0025 | 0.00 | JAVA0025 Method override is empty | |
| JAVA0026 | 0.00 | JAVA0026 Finalize method with parameters | |
| JAVA0029 | 0.00 | JAVA0029 Private method not used | |
| JAVA0030 | 0.00 | JAVA0030 Private field not used | |
| JAVA0031 | 0.00 | JAVA0031 Case statement not properly closed | |
| JAVA0032 | 0.00 | JAVA0032 Switch statement missing default | |
| JAVA0033 | 0.00 | JAVA0033 default: not last case in switch statement | |
| JAVA0034 | 0.00 | JAVA0034 Missing braces in if statement | |
| JAVA0035 | 0.00 | JAVA0035 Missing braces in for statement | |
| JAVA0036 | 0.00 | JAVA0036 Missing braces in while statement | |
| JAVA0038 | 0.00 | JAVA0038 Non-case label in switch statement | |
| JAVA0039 | 0.00 | JAVA0039 Break statement with label | |
| JAVA0040 | 0.00 | JAVA0040 Switch statement contains N cases (maximum: M) | |
| JAVA0041 | 0.00 | JAVA0041 Nested synchronized block | |
| JAVA0042 | 0.00 | JAVA0042 Empty synchronized statement | |
| JAVA0043 | 0.00 | JAVA0043 Inner class does not use outer class | |
| JAVA0044 | 0.00 | JAVA0044 Serializable class with no instance variables | |
| JAVA0045 | 0.00 | JAVA0045 Serializable class with only transient fields | |
| JAVA0046 | 0.00 | JAVA0046 Name of class not derived from Exception ends with 'Exception' | |
| JAVA0047 | 0.00 | JAVA0047 Serializable class derives from invalid base class | |
| JAVA0048 | 0.00 | JAVA0048 Name of class derived from Exception does not end with 'Exception' | |
| JAVA0049 | 0.00 | JAVA0049 Nested block at depth N (maximum: M) | |
| JAVA0050 | 0.00 | JAVA0050 Class derives from java.lang.Error | |
| JAVA0051 | 0.00 | JAVA0051 Class derives from java.lang.RuntimeException | |
| JAVA0052 | 0.00 | JAVA0052 Class derives from java.lang.Throwable | |
| JAVA0053 | 0.00 | JAVA0053 Unused label | |
| JAVA0054 | 0.00 | JAVA0054 Inheritance depth N exceeds maximum M | |
| JAVA0055 | 0.00 | JAVA0055 Class should be interface | |
| JAVA0056 | 0.00 | JAVA0056 Unnecessary abstract modifier for interface or annotation | |
| JAVA0057 | 0.00 | JAVA0057 Unnecessary default constructor | |
| JAVA0058 | 0.00 | JAVA0058 Constructor calls super() | |
| JAVA0059 | 0.00 | JAVA0059 Method override only calls super() | |
| JAVA0061 | 0.00 | JAVA0061 Inaccessible member in anonymous class | |
| JAVA0062 | 0.00 | JAVA0062 Public class missing public member or protected constructor | |
| JAVA0063 | 0.00 | JAVA0063 Identifier name should not contain '$' | |
| JAVA0064 | 0.00 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0065 | 0.00 | JAVA0065 Unnecessary final modifier for method in final class | |
| JAVA0066 | 0.00 | JAVA0066 Unnecessary modifier for interface nested type | |
| JAVA0067 | 0.00 | JAVA0067 Array descriptor on identifier name | |
| JAVA0068 | 0.00 | JAVA0068 Modifiers not declared in recommended order | |
| JAVA0071 | 0.00 | JAVA0071 Strings compared with == | |
| JAVA0073 | 0.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 0.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 2.00 | 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 | 3.00 | 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 | 1.00 | 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 | 8.00 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0118 | 0.00 | JAVA0118 Missing javadoc: type 'type' | |
| JAVA0119 | 0.00 | JAVA0119 Control variable changed within body of for loop | |
| JAVA0123 | 0.00 | JAVA0123 Use all three components of for loop | |
| JAVA0125 | 0.00 | JAVA0125 Continue statement with label | |
| JAVA0126 | 0.00 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0128 | 0.00 | JAVA0128 Public constructor in non-public class | |
| JAVA0130 | 1.00 | 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 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 2.00 | JAVA0145 Tab character used in source file | |
| JAVA0150 | 0.00 | JAVA0150 java.lang.Error (or subclass) thrown | |
| JAVA0153 | 0.00 | JAVA0153 Inefficient conversion of integer to string | |
| JAVA0159 | 0.00 | JAVA0159 Inefficient conversion of string to integer | |
| JAVA0160 | 0.00 | JAVA0160 Method does not throw specified exception | |
| JAVA0161 | 0.00 | JAVA0161 Conditional wait() not in loop | |
| JAVA0163 | 0.00 | JAVA0163 Empty statement | |
| JAVA0165 | 0.00 | JAVA0165 Conflicting return statement in finally block | |
| JAVA0166 | 0.00 | JAVA0166 Generic exception caught | |
| JAVA0167 | 0.00 | JAVA0167 ThreadDeath not rethrown | |
| JAVA0169 | 0.00 | JAVA0169 Unnecessary catch block: exception 'exception' | |
| JAVA0170 | 0.00 | JAVA0170 Caught exception not derived from java.lang.Exception | |
| JAVA0171 | 0.00 | JAVA0171 Unused local variable | |
| JAVA0173 | 0.00 | JAVA0173 Unused method parameter | |
| JAVA0174 | 0.00 | JAVA0174 Assigned local variable never used | |
| JAVA0175 | 0.00 | JAVA0175 Successive assignment to variable | |
| JAVA0176 | 0.00 | JAVA0176 Local variable name does not have required form | |
| JAVA0177 | 1.00 | 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 | 1.00 | JAVA0259 Return of collection/array field | |
| JAVA0260 | 0.00 | JAVA0260 Use 'enum' instead of Enumerated Type pattern | |
| JAVA0261 | 0.00 | JAVA0261 Use specialized Enum collection types | |
| JAVA0262 | 0.00 | JAVA0262 Use of char in integer context | |
| JAVA0263 | 0.00 | JAVA0263 Long literal ends with 'l' instead of 'L' | |
| JAVA0264 | 0.00 | JAVA0264 Integer math in long context - check for overflow | |
| JAVA0265 | 0.00 | JAVA0265 Use of Throwable.printStackTrace() | |
| JAVA0266 | 0.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 0.00 | JAVA0267 Use of System.err | |
| JAVA0269 | 0.00 | JAVA0269 Contents of StringBuffer never used | |
| JAVA0270 | 0.00 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0271 | 0.00 | JAVA0271 Minimize use of on-demand (.*) static imports | |
| JAVA0272 | 0.00 | JAVA0272 Thread.run() called | |
| JAVA0273 | 0.00 | JAVA0273 Non-final derivative of Thread calls start() in constructor | |
| JAVA0274 | 0.00 | JAVA0274 Serializable class has a synchronized readObject() | |
| JAVA0275 | 0.00 | JAVA0275 Serializable class has a synchronized writeObject() and no other synchronized methods | |
| JAVA0276 | 0.00 | JAVA0276 Unnecessary use of String constructor | |
| JAVA0277 | 0.00 | JAVA0277 Iterator.next() implementation does not throw NoSuchElementException | |
| JAVA0278 | 0.00 | JAVA0278 Unnecessary use of Boolean constructor | |
| JAVA0279 | 0.00 | JAVA0279 Serialization method readObject or readObjectNoData calls an overridable method | |
| JAVA0280 | 0.00 | JAVA0280 IllegalMonitorStateException caught | |
| JAVA0281 | 0.00 | JAVA0281 Iterator.next() not called in loop | |
| JAVA0282 | 0.00 | JAVA0282 Call to Iterator.next() in loop which does not test Iterator.hasNext() | |
| JAVA0283 | 0.00 | JAVA0283 Control variable not updated in loop body | |
| JAVA0284 | 0.00 | JAVA0284 Explicit garbage collection | |
| JAVA0285 | 1.00 | 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 | 500.00 | Number of lines in the source file | |
| LINE_COMMENT | 26.00 | Number of line comments | |
| LOC | 378.00 | Lines of code | |
| LOGICAL_LINES | 159.00 | Number of statements | |
| LOOPS | 4.00 | Number of loops | |
| NEST_DEPTH | 5.00 | Maximum nesting depth | |
| OPERANDS | 635.00 | Number of operands | |
| OPERATORS | 1208.00 | Number of operators | |
| PARAMS | 16.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 1843.00 | Halstead program length | |
| PROGRAM_VOCAB | 256.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 36.00 | Number of return points from functions | |
| SIZE | 16179.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 202.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 54.00 | Number of unique operators | |
| WHITESPACE | 37.00 | Number of whitespace lines | |