QueryResultSearchEngine.java
| Index Score | ||
|---|---|---|
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phex.share |
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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 | |
|---|---|---|
| LINE_COMMENT | Number of line comments |  |
| DECL_COMMENTS | Comments in declarations | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0049 | JAVA0049 Nested block at depth N (maximum: M) | |
| JAVA0177 | JAVA0177 Variable declaration missing initializer | |
| EXEC_COMMENTS | Comments in executable code | |
| JAVA0166 | JAVA0166 Generic exception caught | |
| NEST_DEPTH | Maximum nesting depth | |
| PROGRAM_VOLUME | Halstead program volume | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| EXITS | Procedure exits | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| FUNCTIONS | Number of function declarations | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| WHITESPACE | Number of whitespace lines | |
| DOC_COMMENT | Number of javadoc comment lines | |
| UNIQUE_OPERATORS | Number of unique operators | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| RETURNS | Number of return points from functions | |
| PARAMS | Number of formal parameter declarations | |
| 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: QueryResultSearchEngine.java 4205 2008-06-18 09:49:16Z gregork $
*/
package phex.share;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import phex.common.URN;
import phex.common.collections.IntSet;
import phex.common.collections.IntSet.IntSetIterator;
import phex.common.log.NLogger;
import phex.msg.QueryMsg;
import phex.prefs.core.LibraryPrefs;
import phex.security.PhexSecurityManager;
import phex.servent.Servent;
import phex.utils.StringUtils;
public class QueryResultSearchEngine
{
public static final String INDEX_QUERY_STRING = " ";
private final SharedFilesService sharedFilesService;
private final Servent servent;
public QueryResultSearchEngine( Servent servent, SharedFilesService sharedFilesService )
{
this.servent = servent;
this.sharedFilesService = sharedFilesService;
}
/**
* Search the sharefile database and get groups of sharefiles.
* It returns empty results if the query source and the local host
* are both firewalled.
* @param queryMsg the query
* @return the found results.
*/
public List<ShareFile> handleQuery( QueryMsg queryMsg )
{
// Perform search on my list.
// Only send results if we support the possible query feature.
if ( queryMsg.getFeatureQuerySelector() > QueryMsg.WHAT_IS_NEW_FEATURE_QUERY_SELECTOR )
{
return Collections.emptyList();
}
// If the query source and the local host are both firewalled, return no results
// as per http://groups.yahoo.com/group/the_gdf/files/Proposals/MinSpeed.html
if ( queryMsg.isRequesterFirewalled() && servent.isFirewalled() )
{
return Collections.emptyList();
}
// if all upload slots are filled dont return any search results.
// This holds away unnecessary connection attempts.
if ( servent.isUploadLimitReached() )
{
return Collections.emptyList();
}
if ( queryMsg.isWhatsNewQuery() )
{// we handle what is new queries special and return the 3 newest files
return sharedFilesService.getNewestFiles( 3 );
}
String searchStr = queryMsg.getSearchString();
if ( searchStr.equals( INDEX_QUERY_STRING ) )
{
NLogger.debug( QueryResultSearchEngine.class,
"Index query detected." );
return sharedFilesService.getSharedFiles();
}
// first check for URN query...
List<ShareFile> urnMatches = null;
URN[] urns = queryMsg.getQueryURNs();
if ( urns.length > 0 )
{
urnMatches = sharedFilesService.getFilesByURNs( urns );
if ( urnMatches.size() == urns.length )
{// we found all requested files by URN.
// return results and be happy that we are already finished.
return provideResultData( urnMatches, null, queryMsg.getOriginIpAddress() );
}
}
// if there are no urns or not all urns have a hit check for
// keyword matches...
IntSet keyWordMatches = handleKeywordSearch( searchStr );
return provideResultData( urnMatches, keyWordMatches, queryMsg.getOriginIpAddress() );
}
/**
* Performs the keyword query on the search string.
* @param searchStr the search string
* @return an IntSet containing the result file index positions.
*/
private IntSet handleKeywordSearch( String searchStr )
{
IntSet searchMatches = null;
int searchStrLength = searchStr.length();
int startPos = 0;
int endPos;
Iterator<IntSet> indexIterator;
while ( startPos < searchStrLength )
{
if ( StringUtils.isFileDelimiter( searchStr.charAt( startPos ) ) )
{
startPos ++;
continue;
}
for ( endPos = startPos + 1; endPos < searchStrLength; endPos ++ )
{
if ( StringUtils.isFileDelimiter( searchStr.charAt( endPos ) ) )
{
break;
}
}
// search for prefixed keyword using word delimiters.
indexIterator = sharedFilesService.getIndexIteratorForPrefixTerm(
searchStr, startPos, endPos );
if ( indexIterator.hasNext() )
{
IntSet keywordMatches = null;
while ( indexIterator.hasNext() )
{
IntSet match = indexIterator.next();
if ( keywordMatches == null )
{
if ( startPos == 0 && endPos == searchStrLength && !indexIterator.hasNext() )
{
return match;
}
keywordMatches = new IntSet();
}
keywordMatches.addAll( match );
}
if ( searchMatches == null )
{
searchMatches = keywordMatches;
}
else
{
searchMatches.retainAll( keywordMatches );
if ( searchMatches.size() == 0 )
{
// no match we can abort the keyword search
return null;
}
}
}
else
{
// no match we can abort the complete keyword search
return null;
}
startPos = endPos;
}
return searchMatches;
}
private List<ShareFile> provideResultData( List<ShareFile> urnMatches,
IntSet keywordMatches, byte[] originIpAddress )
{
int count = 0;
if ( urnMatches != null )
{
count += urnMatches.size();
}
if ( keywordMatches != null )
{
count += keywordMatches.size();
}
if ( count == 0 )
{
return Collections.emptyList();
}
PhexSecurityManager securityService = servent.getSecurityService();
List<ShareFile> resultList = new ArrayList<ShareFile>();
final int maxResults = LibraryPrefs.MaxResultsPerQuery.get().intValue();
int resultListSize = 0;
if ( urnMatches != null && urnMatches.size() > 0 )
{
for ( ShareFile shareFile : urnMatches )
{
try
{
SharedDirectory dir = sharedFilesService.getSharedDirectory(shareFile.getSystemFile().getParentFile());
if (!securityService.isEligibleIpAddress(originIpAddress, dir))
{
continue;
}
}
catch (Exception exp)
{
NLogger.warn( QueryResultSearchEngine.class, exp, exp );
}
// increment search count for files in list
shareFile.incSearchCount();
resultList.add( shareFile );
resultListSize ++;
if ( resultListSize >= maxResults )
{
break;
}
}
}
if ( keywordMatches != null && keywordMatches.size() > 0
&& resultListSize < maxResults)
{
IntSetIterator iterator = keywordMatches.iterator();
while( iterator.hasNext() )
{
int index = iterator.next();
ShareFile shareFile = sharedFilesService.getFileByIndex( index );
if ( shareFile != null )
{
try
{
SharedDirectory dir = sharedFilesService.getSharedDirectory(shareFile.getSystemFile().getParentFile());
if (!securityService.isEligibleIpAddress(originIpAddress, dir))
{
continue;
}
}
catch (Exception exp)
{
NLogger.warn( QueryResultSearchEngine.class, exp, exp );
}
// increment search count for files in list
shareFile.incSearchCount();
resultList.add( shareFile );
resultListSize ++;
if ( resultListSize >= maxResults )
{
break;
}
}
}
}
assert( resultList.size() <= maxResults );
return resultList;
}
// private ArrayList<ShareFile> handleOldKeywordSearch( String searchStr )
// {
// // if there are no urns or not all urns have a hit check for string query...
// StringTokenizer tokenizer = new StringTokenizer( searchStr );
// ArrayList<String> tokenList = new ArrayList<String>( Math.min( 10,
// tokenizer.countTokens() ) );
// String term;
// // Build search term, max up to 10 terms.
// while (tokenList.size() < 10 && tokenizer.hasMoreElements())
// {
// term = tokenizer.nextToken();
// // ignore terms with less then 2 char length
// if ( term.length() >= DynamicQueryConstants.MIN_SEARCH_TERM_LENGTH )
// {
// tokenList.add( term.toLowerCase() );
// }
// }
//
// if ( tokenList.size() == 0 )
// {// no string search to do
// return null;
// }
//
// ShareFile[] shareFiles = sharedFilesService.getSharedFiles();
// SearchEngine searchEngine = new SearchEngine();
//
// // searches through the files for each search term. Drops all files that
// // dont match a search term from the possible result list.
//
// //long start1 = System.currentTimeMillis();
// // all files are possible results
// ArrayList<ShareFile> leftFiles = new ArrayList<ShareFile>( Arrays.asList( shareFiles ) );
//
// // go through each term
// for (int i = 0; i < tokenList.size() && leftFiles.size() > 0; i++)
// {
// searchEngine.setPattern( tokenList.get( i ), true );
//
// // go through each left file in the files array
// for (int j = leftFiles.size() - 1; j >= 0; j--)
// {
// ShareFile shareFile = leftFiles.get( j );
// // dont share files without calculated urn..
// if ( shareFile.getURN() == null )
// {
// leftFiles.remove( j );
// continue;
// }
// searchEngine.setText( shareFile.getSearchCompareTerm(), true );
// if ( !searchEngine.match() )
// {
// // a term dosn't match remove possible result.
// leftFiles.remove( j );
// }
// }
// }
//
// return leftFiles;
// }
}
The table below shows all metrics for QueryResultSearchEngine.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 39.00 | Number of blocks | |
| BLOCK_COMMENT | 21.00 | Number of block comment lines | |
| COMMENTS | 107.00 | Comment lines | |
| COMMENT_DENSITY | 0.86 | Comment density | |
| COMPARISONS | 35.00 | Number of comparison operators | |
| CYCLOMATIC | 40.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 62.00 | Comments in declarations | |
| DOC_COMMENT | 12.00 | Number of javadoc comment lines | |
| ELOC | 125.00 | Effective lines of code | |
| EXEC_COMMENTS | 12.00 | Comments in executable code | |
| EXITS | 43.00 | Procedure exits | |
| FUNCTIONS | 4.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 59.69 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 23.00 | 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 | 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 | 1.00 | JAVA0064 N variations of identifier name (maximum: M) | |
| JAVA0065 | 0.00 | JAVA0065 Unnecessary final modifier for method in final class | |
| JAVA0066 | 0.00 | JAVA0066 Unnecessary modifier for interface nested type | |
| JAVA0067 | 0.00 | JAVA0067 Array descriptor on identifier name | |
| JAVA0068 | 0.00 | JAVA0068 Modifiers not declared in recommended order | |
| JAVA0071 | 0.00 | JAVA0071 Strings compared with == | |
| JAVA0073 | 0.00 | JAVA0073 Integer division in floating-point context | |
| JAVA0074 | 0.00 | JAVA0074 Use of Object.notify() | |
| JAVA0075 | 0.00 | JAVA0075 Method parameter hides field | |
| JAVA0076 | 0.00 | JAVA0076 Use of magic number | |
| JAVA0077 | 0.00 | JAVA0077 Private field not used in declaring class | |
| JAVA0078 | 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 | 1.00 | 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 | 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 | 0.00 | JAVA0136 N methods defined in class (maximum: M) | |
| JAVA0137 | 0.00 | JAVA0137 Non-abstract class missing constructor | |
| JAVA0138 | 0.00 | JAVA0138 N parameters defined for method (maximum: M) | |
| JAVA0139 | 0.00 | JAVA0139 Definition of main other than public static void main(java.lang.String[]) | |
| JAVA0141 | 0.00 | JAVA0141 Unnecessary modifier for method in interface | |
| JAVA0143 | 0.00 | JAVA0143 Synchronized method | |
| JAVA0144 | 0.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 0.00 | 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 | 2.00 | 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 | 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 | 0.00 | JAVA0265 Use of Throwable.printStackTrace() | |
| JAVA0266 | 0.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 0.00 | JAVA0267 Use of System.err | |
| JAVA0269 | 0.00 | JAVA0269 Contents of StringBuffer never used | |
| JAVA0270 | 0.00 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| JAVA0271 | 0.00 | JAVA0271 Minimize use of on-demand (.*) static imports | |
| JAVA0272 | 0.00 | JAVA0272 Thread.run() called | |
| JAVA0273 | 0.00 | JAVA0273 Non-final derivative of Thread calls start() in constructor | |
| JAVA0274 | 0.00 | JAVA0274 Serializable class has a synchronized readObject() | |
| JAVA0275 | 0.00 | JAVA0275 Serializable class has a synchronized writeObject() and no other synchronized methods | |
| JAVA0276 | 0.00 | JAVA0276 Unnecessary use of String constructor | |
| JAVA0277 | 0.00 | JAVA0277 Iterator.next() implementation does not throw NoSuchElementException | |
| JAVA0278 | 0.00 | JAVA0278 Unnecessary use of Boolean constructor | |
| JAVA0279 | 0.00 | JAVA0279 Serialization method readObject or readObjectNoData calls an overridable method | |
| JAVA0280 | 0.00 | JAVA0280 IllegalMonitorStateException caught | |
| JAVA0281 | 0.00 | JAVA0281 Iterator.next() not called in loop | |
| JAVA0282 | 0.00 | JAVA0282 Call to Iterator.next() in loop which does not test Iterator.hasNext() | |
| JAVA0283 | 0.00 | JAVA0283 Control variable not updated in loop body | |
| JAVA0284 | 0.00 | JAVA0284 Explicit garbage collection | |
| JAVA0285 | 0.00 | JAVA0285 Dereference of potentially null variable | |
| JAVA0286 | 0.00 | JAVA0286 Dereference of null variable | |
| JAVA0287 | 0.00 | JAVA0287 Unnecessary null check | |
| JAVA0288 | 0.00 | JAVA0288 Inconsistent null check | |
| LINES | 337.00 | Number of lines in the source file | |
| LINE_COMMENT | 74.00 | Number of line comments | |
| LOC | 203.00 | Lines of code | |
| LOGICAL_LINES | 81.00 | Number of statements | |
| LOOPS | 4.00 | Number of loops | |
| NEST_DEPTH | 6.00 | Maximum nesting depth | |
| OPERANDS | 331.00 | Number of operands | |
| OPERATORS | 670.00 | Number of operators | |
| PARAMS | 7.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 1001.00 | Halstead program length | |
| PROGRAM_VOCAB | 166.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 16.00 | Number of return points from functions | |
| SIZE | 12582.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 122.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 44.00 | Number of unique operators | |
| WHITESPACE | 27.00 | Number of whitespace lines | |