CommandEvaluator.java
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antenna.preprocessor.v2 |
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EclipseME |
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 | |
|---|---|---|
| RETURNS | Number of return points from functions |  |
| INTERFACE_COMPLEXITY | Interface complexity | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| JAVA0130 | JAVA0130 Non-static method does not use instance fields | |
| JAVA0031 | JAVA0031 Case statement not properly closed | |
| CYCLOMATIC | Cyclomatic complexity | |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| JAVA0067 | JAVA0067 Array descriptor on identifier name | |
| JAVA0032 | JAVA0032 Switch statement missing default | |
| JAVA0160 | JAVA0160 Method does not throw specified exception | |
| LOC | Lines of code | |
| JAVA0040 | JAVA0040 Switch statement contains N cases (maximum: M) | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| JAVA0270 | JAVA0270 Use Java 5.0 enhanced for loop construct to iterate over all elements in an array | |
| UNIQUE_OPERANDS | Number of unique operands | |
| EXITS | Procedure exits | |
| OPERANDS | Number of operands | |
| JAVA0116 | JAVA0116 Missing javadoc: field 'field' | |
| PROGRAM_LENGTH | Halstead program length | |
| LOGICAL_LINES | Number of statements | |
| OPERATORS | Number of operators | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0007 | JAVA0007 Should not declare public field | |
| FUNCTIONS | Number of function declarations | |
| JAVA0128 | JAVA0128 Public constructor in non-public class | |
| PROGRAM_VOLUME | Halstead program volume | |
| PARAMS | Number of formal parameter declarations | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| ELOC | Effective lines of code | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| EXEC_COMMENTS | Comments in executable code | |
| LINE_COMMENT | Number of line comments | |
| BLOCKS | Number of blocks | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| COMPARISONS | Number of comparison operators | |
| JAVA0173 | JAVA0173 Unused method parameter | |
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| DOC_COMMENT | Number of javadoc comment lines | |
| JAVA0267 | JAVA0267 Use of System.err | |
| DECL_COMMENTS | Comments in declarations | |
| WHITESPACE | Number of whitespace lines | |
| COMMENTS | Comment lines | |
package antenna.preprocessor.v2;
import java.util.StringTokenizer;
import java.util.Vector;
import antenna.preprocessor.v2.parser.APPLexerTokenTypes;
import antenna.preprocessor.v2.parser.Define;
import antenna.preprocessor.v2.parser.Defines;
import antenna.preprocessor.v2.parser.Literal;
import antlr.ANTLRException;
import antlr.RecognitionException;
import antlr.TokenStreamException;
import antlr.collections.AST;
/**
* omry 13/02/2007
*/
public class CommandEvaluator
{
private static final String DEBUG_KEY = "DEBUG";
public static final int UNKNOWN_LINE = -1;
private final Defines m_defines;
public CommandEvaluator(Defines defines)
{
m_defines = defines;
}
public boolean evaluate(PPLine ppl, AST ast, IPreprocessorListener listener) throws ANTLRException, PPException
{
Eval eval = new Eval(ppl, ast, listener);
return evaluate(eval);
}
private boolean evaluate(Eval ast) throws ANTLRException, PPException
{
int type = ast.getType();
switch (type)
{
case APPLexerTokenTypes.LITERAL_ifdef:
case APPLexerTokenTypes.LITERAL_elifdef:
case APPLexerTokenTypes.LITERAL_if:
case APPLexerTokenTypes.LITERAL_elif:
case APPLexerTokenTypes.LITERAL_condition:
return evaluate(ast.getNextSibling());
case APPLexerTokenTypes.LITERAL_debug:
case APPLexerTokenTypes.LITERAL_mdebug:
return evaluateDebug(ast);
case APPLexerTokenTypes.LITERAL_ifndef:
case APPLexerTokenTypes.LITERAL_elifndef:
return !evaluate(ast.getNextSibling());
case APPLexerTokenTypes.SYMBOL:
return m_defines.isDefined(ast.getText());
case APPLexerTokenTypes.EQ:
{
return EQ(ast);
}
case APPLexerTokenTypes.NEQ:
{
return NEQ(ast);
}
case APPLexerTokenTypes.GT:
{
return GT(ast);
}
case APPLexerTokenTypes.LT:
{
return LT(ast);
}
case APPLexerTokenTypes.GTE:
{
return GTE(ast);
}
case APPLexerTokenTypes.LTE:
{
return LTE(ast);
}
case APPLexerTokenTypes.AT:
{
return AT(ast);
}
case APPLexerTokenTypes.AND:
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
return evaluate(left) && evaluate(right);
}
case APPLexerTokenTypes.OR:
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
return evaluate(left) || evaluate(right);
}
case APPLexerTokenTypes.XOR:
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
return evaluate(left) ^ evaluate(right);
}
case APPLexerTokenTypes.NOT:
{
return !evaluate(ast.getFirstChild());
}
case APPLexerTokenTypes.LITERAL_define:
m_defines.define(ast.getNextSibling().ast);
return true;
case APPLexerTokenTypes.LITERAL_undefine:
{
String def = ast.getNextSibling().getText();
boolean removed = m_defines.undefine(def);
if (!removed)
{
System.err.println("Warning: attempting to undefine \"" + def + "\" which is not defined");
}
return true;
}
default:
break;
}
throw new UnsupportedOperationException("Error evaluating expression " + ast.ppl.getSource());
}
private boolean evaluateDebug(Eval eval) throws PPException
{
boolean debugDefined = m_defines.isDefined(DEBUG_KEY);
if (!debugDefined) return false;
AST nextSibling = eval.ast.getNextSibling();
// looks like //#debug
if (nextSibling == null)
{
return debugDefined; // always true here
}
else
{
Define define = m_defines.getDefine(DEBUG_KEY);
String currentValue = define.m_value.getValue();
int currentLevel = getDebugLevelNumber(currentValue);
if (currentLevel == -1)
throw new PPException("Unknown debug value " + currentValue);
// line level:
String level = nextSibling.getText();
int lineLevel = getDebugLevelNumber(level);
if (lineLevel == -1)
throw new PPException("Unknown debug value " + level);
return lineLevel >= currentLevel;
}
}
private int getDebugLevelNumber(String value)
{
int level = -1;
if (value.equalsIgnoreCase("debug") || value.equalsIgnoreCase("true")) level = 0;
if (value.equalsIgnoreCase("info")) level = 1;
if (value.equalsIgnoreCase("warn")) level = 2;
if (value.equalsIgnoreCase("error")) level = 3;
if (value.equalsIgnoreCase("fatal")) level = 4;
return level;
}
private boolean AT(Eval ast) throws ANTLRException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal llist[] = values(left);
Literal rlist[] = values(right);
for (int i = 0; i < llist.length; i++)
{
Literal literal = llist[i];
for (int j = 0; j < rlist.length; j++)
{
if (literal.getValue().equals(rlist[j].getValue()))
return true;
}
}
return false;
}
private boolean GTE(Eval ast) throws ANTLRException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal lval = singleValue(left);
Literal rval = singleValue(right);
return !ltImpl(lval, rval);
}
private boolean LTE(Eval ast) throws ANTLRException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal lval = singleValue(left);
Literal rval = singleValue(right);
return !gtImpl(lval, rval);
}
private boolean LT(Eval ast) throws RecognitionException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal lval = singleValue(left);
Literal rval = singleValue(right);
return ltImpl(lval, rval);
}
private boolean GT(Eval ast) throws RecognitionException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal lval = singleValue(left);
Literal rval = singleValue(right);
return gtImpl(lval, rval);
}
private boolean EQ(Eval ast) throws RecognitionException
{
return eqImpl(ast);
}
private boolean NEQ(Eval ast) throws RecognitionException
{
return !eqImpl(ast);
}
private Literal[] values(Eval ast) throws ANTLRException
{
return values(ast, true);
}
private Literal[] values(Eval ast, boolean warnIfNotDefined) throws ANTLRException
{
int type = ast.getType();
String text = ast.getText();
switch (type)
{
case APPLexerTokenTypes.SYMBOL:
Define v = m_defines.getDefine(text);
if (v != null)
{
Literal lit = v.m_value;
return getValues(lit.getValue());
}
else
{
ast.warning(emptySymbolWarning(text));
return literals(new Literal(Literal.STRING, ""));
}
case APPLexerTokenTypes.STRING:
{
String str = text;
return getValues(str);
}
case APPLexerTokenTypes.NUMBER:
return literals(new Literal(type, text));
}
throw new RecognitionException("Unsupported type : " + type);
}
private Literal[] getValues(String str) throws RecognitionException, TokenStreamException
{
StringTokenizer tok = new StringTokenizer(str, ", ");
Vector vec = new Vector();
while(tok.hasMoreElements())
{
String t = tok.nextToken();
Literal literal = new Literal(Literal.STRING, t);
vec.addElement(literal);
}
Literal ls[] = new Literal[vec.size()];
vec.copyInto(ls);
return ls;
}
private Literal singleValue(Eval ast) throws RecognitionException
{
int type = ast.getType();
String text = ast.getText();
switch (type)
{
case APPLexerTokenTypes.SYMBOL:
Define v = m_defines.getDefine(text);
if (v != null)
return v.m_value;
else
{
ast.warning(emptySymbolWarning(text));
return new Literal(Literal.STRING, "");
}
case APPLexerTokenTypes.STRING:
case APPLexerTokenTypes.NUMBER:
return new Literal(type, text);
}
throw new RecognitionException("Unsupported type : " + type);
}
private String emptySymbolWarning(String text)
{
return "Symbol " + text + " is not defined, using empty string. if you want it to be treated as a string, quote the it like this : '"+text+"'";
}
private Literal[] literals(Literal value)
{
return new Literal[]
{
value
};
}
private boolean eqImpl(Eval ast) throws RecognitionException
{
Eval left = ast.getFirstChild();
Eval right = left.getNextSibling();
Literal lval = singleValue(left);
Literal rval = singleValue(right);
if ((lval.isNumber() ^ rval.isNumber()))
{
String number = lval.isNumber() ? left.getText() : right.getText();
ast.warning("Number " + number + " is compared lexicographically");
}
if (lval.isNumber() && rval.isNumber())
{
double d1 = Double.parseDouble(rval.getValue());
double d2 = Double.parseDouble(lval.getValue());
return d1 == d2;
}
else
{
return lval.getValue().equals(rval.getValue());
}
}
private boolean gtImpl(Literal lval, Literal rval)
{
if (lval.isNumber() && rval.isNumber())
{
double d1 = Double.parseDouble(rval.getValue());
double d2 = Double.parseDouble(lval.getValue());
return d1 < d2;
}
else
{
return lval.getValue().compareTo(rval.getValue()) > 0;
}
}
private boolean ltImpl(Literal lval, Literal rval)
{
if (lval.isNumber() && rval.isNumber())
{
double d1 = Double.parseDouble(rval.getValue());
double d2 = Double.parseDouble(lval.getValue());
return d1 > d2;
}
else
{
return lval.getValue().compareTo(rval.getValue()) < 0;
}
}
private static class Eval
{
public PPLine ppl;
public AST ast;
public IPreprocessorListener listener;
public Eval(PPLine ppl, AST ast, IPreprocessorListener listener)
{
this.ppl = ppl;
this.ast = ast;
this.listener = listener;
}
public void warning(String message)
{
System.out.println(message);
if (listener != null)
{
int ln = ppl.getLineNumber() + 1; // use 1 based line number system for the external world
listener.warning(message, ln, ast.getColumn(), getText().length());
}
}
public String getText()
{
return ast.getText();
}
public int getType()
{
return ast.getType();
}
public Eval getFirstChild()
{
return new Eval(ppl, ast.getFirstChild(), listener);
}
public Eval getNextSibling()
{
return new Eval(ppl, ast.getNextSibling(), listener);
}
public String toString()
{
return ast.toString();
}
public int getColumn()
{
return ast.getColumn();
}
}
}
The table below shows all metrics for CommandEvaluator.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 59.00 | Number of blocks | |
| BLOCK_COMMENT | 0.00 | Number of block comment lines | |
| COMMENTS | 5.00 | Comment lines | |
| COMMENT_DENSITY | 0.02 | Comment density | |
| COMPARISONS | 41.00 | Number of comparison operators | |
| CYCLOMATIC | 87.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 1.00 | Comments in declarations | |
| DOC_COMMENT | 3.00 | Number of javadoc comment lines | |
| ELOC | 245.00 | Effective lines of code | |
| EXEC_COMMENTS | 2.00 | Comments in executable code | |
| EXITS | 50.00 | Procedure exits | |
| FUNCTIONS | 29.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 82.90 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 145.00 | Interface complexity | |
| JAVA0001 | 1.00 | 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 | 3.00 | 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 | 2.00 | JAVA0031 Case statement not properly closed | |
| JAVA0032 | 2.00 | JAVA0032 Switch statement missing default | |
| JAVA0033 | 0.00 | JAVA0033 default: not last case in switch statement | |
| JAVA0034 | 10.00 | 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 | 1.00 | 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 | 3.00 | 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 | 1.00 | 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 | 1.00 | 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 | 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 | 4.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 9.00 | 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 | 1.00 | 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 | 1.00 | 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 | 1.00 | JAVA0144 Line exceeds maximum M characters | |
| JAVA0145 | 903.00 | 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 | 2.00 | 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 | 1.00 | JAVA0173 Unused method parameter | |
| JAVA0174 | 0.00 | JAVA0174 Assigned local variable never used | |
| JAVA0175 | 0.00 | JAVA0175 Successive assignment to variable | |
| JAVA0176 | 0.00 | JAVA0176 Local variable name does not have required form | |
| JAVA0177 | 0.00 | JAVA0177 Variable declaration missing initializer | |
| JAVA0179 | 0.00 | JAVA0179 Local variable hides visible field | |
| JAVA0233 | 0.00 | JAVA0233 Definition of serialVersionUID other than 'private static final long serialVersionUID' | |
| JAVA0234 | 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 | 1.00 | JAVA0266 Use of System.out | |
| JAVA0267 | 1.00 | JAVA0267 Use of System.err | |
| JAVA0269 | 0.00 | JAVA0269 Contents of StringBuffer never used | |
| JAVA0270 | 2.00 | 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 | 421.00 | Number of lines in the source file | |
| LINE_COMMENT | 2.00 | Number of line comments | |
| LOC | 374.00 | Lines of code | |
| LOGICAL_LINES | 162.00 | Number of statements | |
| LOOPS | 3.00 | Number of loops | |
| NEST_DEPTH | 3.00 | Maximum nesting depth | |
| OPERANDS | 777.00 | Number of operands | |
| OPERATORS | 1369.00 | Number of operators | |
| PARAMS | 30.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2146.00 | Halstead program length | |
| PROGRAM_VOCAB | 290.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 115.00 | Number of return points from functions | |
| SIZE | 10163.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 239.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 51.00 | Number of unique operators | |
| WHITESPACE | 42.00 | Number of whitespace lines | |