ParameterList.java
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|---|---|---|
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freemarker.core.ast |
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FreeMarker |
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 | |
|---|---|---|
| JAVA0108 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' |  |
| JAVA0117 | JAVA0117 Missing javadoc: method 'method' | |
| RETURNS | Number of return points from functions | |
| JAVA0177 | JAVA0177 Variable declaration missing initializer | |
| INTERFACE_COMPLEXITY | Interface complexity | |
| NEST_DEPTH | Maximum nesting depth | |
| BLOCKS | Number of blocks | |
| JAVA0115 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0049 | JAVA0049 Nested block at depth N (maximum: M) | |
| CYCLOMATIC | Cyclomatic complexity | |
| JAVA0150 | JAVA0150 java.lang.Error (or subclass) thrown | |
| JAVA0110 | JAVA0110 Incorrect javadoc: no @return tag | |
| EXITS | Procedure exits | |
| PROGRAM_LENGTH | Halstead program length | |
| OPERATORS | Number of operators | |
| OPERANDS | Number of operands | |
| JAVA0094 | JAVA0094 Field hides a superclass field | |
| PROGRAM_VOLUME | Halstead program volume | |
| UNIQUE_OPERATORS | Number of unique operators | |
| JAVA0136 | JAVA0136 N methods defined in class (maximum: M) | |
| PROGRAM_VOCAB | Halstead program vocabulary | |
| JAVA0126 | JAVA0126 Method declares unchecked exception in throws | |
| LOGICAL_LINES | Number of statements | |
| LOC | Lines of code | |
| JAVA0285 | JAVA0285 Dereference of potentially null variable | |
| JAVA0034 | JAVA0034 Missing braces in if statement | |
| SIZE | Size of the file in bytes | |
| UNIQUE_OPERANDS | Number of unique operands | |
| COMPARISONS | Number of comparison operators | |
| ELOC | Effective lines of code | |
| JAVA0287 | JAVA0287 Unnecessary null check | |
| DOC_COMMENT | Number of javadoc comment lines | |
| WHITESPACE | Number of whitespace lines | |
| COMMENTS | Comment lines | |
| DECL_COMMENTS | Comments in declarations | |
| JAVA0145 | JAVA0145 Tab character used in source file | |
package freemarker.core.ast;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import freemarker.core.Environment;
import freemarker.core.InvalidReferenceException;
import freemarker.core.Scope;
import freemarker.core.TemplateRunnable;
import freemarker.core.helpers.NamedParameterListScope;
import freemarker.core.helpers.NamedParameterMapScope;
import freemarker.template.SimpleHash;
import freemarker.template.SimpleSequence;
import freemarker.template.TemplateException;
import freemarker.template.TemplateModel;
import freemarker.template.TemplateModelException;
/**
* Represents the specification of the parameters to a macro.
* Note that we deal with default values and the optional catch-all
* parameter here (varags...)
* @version $Id: $
* @since 2.4
*/
//TODO: Improve the error detail messages maybe
public class ParameterList extends TemplateNode {
List<String> params = new ArrayList<String>();
private Map<String, Expression> defaults;
private String catchall;
private boolean curryGenerated;
protected TemplateElement parent;
public void addParam(String paramName) {
params.add(paramName);
}
public List<String> getParamNames() {
List<String> result = new ArrayList<String>(params);
if (catchall != null) result.add(catchall);
return result;
}
boolean containsParam(String name) {
return params.contains(name);
}
public void addParam(String paramName, Expression defaultExp) {
if (defaults == null) defaults = new HashMap<String, Expression>();
defaults.put(paramName, defaultExp);
addParam(paramName);
}
public void setCatchAll(String varname) {
this.catchall = varname;
}
public String getCatchAll() {
return catchall;
}
void setCurryGenerated(boolean curryGenerated) {
this.curryGenerated = curryGenerated;
}
boolean isCurryGenerated() {
return curryGenerated;
}
private boolean hasDefaultExpressions() {
return defaults != null && !defaults.isEmpty();
}
public Expression getDefaultExpression(String paramName) {
return defaults == null ? null : defaults.get(paramName);
}
public Expression getDefaultExpression(int paramIndex) {
if(params == null || paramIndex >= params.size()) {
return null;
}
return getDefaultExpression(params.get(paramIndex));
}
private void fillInDefaults(final Environment env, final Scope scope, final Collection<String> paramNames)
throws TemplateException {
try {
env.runInScope(scope, new TemplateRunnable<Object>() {
public Object run() throws TemplateException, IOException {
fillInDefaultsInternal(env, scope, paramNames);
return null;
}
});
}
catch(IOException e) {
throw new TemplateException(e, env);
}
}
private void fillInDefaultsInternal(Environment env, Scope scope, Collection<String> paramNames) throws TemplateException {
boolean resolvedAnArg, hasUnresolvedArg;
Expression firstUnresolvedExpression;
InvalidReferenceException firstReferenceException;
do {
firstUnresolvedExpression = null;
firstReferenceException = null;
resolvedAnArg = hasUnresolvedArg = false;
for (String paramName : paramNames) {
TemplateModel arg = scope.get(paramName);
if (arg == null) {
Expression defaultExp = getDefaultExpression(paramName);
if (defaultExp != null) {
try {
TemplateModel value = defaultExp.getAsTemplateModel(env);
if(value == null) {
if(!hasUnresolvedArg) {
firstUnresolvedExpression = defaultExp;
hasUnresolvedArg = true;
}
}
else {
scope.put(paramName, value);
resolvedAnArg = true;
}
}
catch(InvalidReferenceException e) {
if(!hasUnresolvedArg) {
hasUnresolvedArg = true;
firstReferenceException = e;
}
}
}
else if (arg == null) {
throw new TemplateModelException("Missing required parameter " + paramName);
}
}
}
}
while(resolvedAnArg && hasUnresolvedArg);
if(hasUnresolvedArg) {
if(firstReferenceException != null) {
throw firstReferenceException;
}
else {
assert firstUnresolvedExpression != null;
assertNonNull(null, firstUnresolvedExpression, scope.getEnvironment());
}
}
}
/**
* Given a positional list of argument expressions, create a positional
* list of template models. Used to pass positional arguments to a template
* method model.
*/
List<TemplateModel> getParameterSequence(final PositionalArgsList args,
final Environment env)
throws TemplateException {
final List<TemplateModel> result = new ArrayList<TemplateModel>(params.size());
int argsSize = args.size();
int paramsSize = params.size();
int commonSize = Math.min(argsSize, paramsSize);
// Set formal args that have matching actual args
for(int i = 0; i < commonSize; ++i) {
result.add(args.getValueAt(i, env));
}
if(commonSize < argsSize) {
// More actual args than formal args -- use catchall if present
if (catchall == null) {
throw new TemplateException("Extraneous parameters provided; expected " +
paramsSize + ", got " + argsSize, env);
}
for (int i = commonSize; i < argsSize; i++) {
result.add(args.getValueAt(i, env));
}
}
else if(commonSize < paramsSize) {
// More formal args than actual args -- fill in defaults
// Create a scope that provides live access to the parameter list
// so we can reference already defined parameters
Scope scope = new NamedParameterListScope(env.getCurrentScope(),
params, result, false);
fillInDefaults(env, scope, params.subList(args.size(), params.size()));
}
return result;
}
/**
* Given a named list of argument expressions, create a positional
* list of template models. Used to pass named arguments to a template
* method model.
*/
List<TemplateModel> getParameterSequence(final NamedArgsList args,
final Environment env)
throws TemplateException {
int argsSize = args.size();
int paramsSize = params.size();
if(argsSize > paramsSize) {
Collection<String> l = new LinkedHashSet<String>(args.getArgs().keySet());
l.removeAll(params);
throw new TemplateException("Extraneous parameters " + l, env);
}
final List<TemplateModel> result = new ArrayList<TemplateModel>();
List<String> unresolvedParamNames = null;
Map<String, Expression> argsMap = args.getCopyOfMap();
for (String paramName : params) {
Expression argExp = argsMap.remove(paramName);
if (argExp != null) {
TemplateModel argModel = argExp.getAsTemplateModel(env);
assertIsDefined(argModel, argExp, env);
result.add(argModel);
} else {
if(unresolvedParamNames == null) {
unresolvedParamNames = new LinkedList<String>();
}
unresolvedParamNames.add(paramName);
}
}
if(unresolvedParamNames != null) {
// Create a scope that provides live access to the parameter list
// so we can reference already defined parameters
final Scope scope = new NamedParameterListScope(
env.getCurrentScope(), params, result, false);
fillInDefaults(env, scope, unresolvedParamNames);
}
return result;
}
/**
* Given a positional args list, creates a map of key-value pairs based
* on the named parameter info encapsulated in this object.
*/
public Map<String, TemplateModel> getParameterMap(final PositionalArgsList args,
final Environment env, boolean ignoreExtraParams)
throws TemplateException
{
final int argsSize = args.size();
final int paramsSize = params.size();
final Map<String, TemplateModel> result = new HashMap<String, TemplateModel>();
if (catchall == null && argsSize > paramsSize && !ignoreExtraParams) {
throw new TemplateException("Expecting exactly " + paramsSize +
" arguments, received " + argsSize + ".", env);
}
int min = Math.min(paramsSize, argsSize);
for (int i=0; i < min; i++) {
result.put(params.get(i), args.getValueAt(i, env));
}
if(hasDefaultExpressions() && argsSize < paramsSize) {
// Create a scope that provides live access to the parameter list
// so we can reference already defined parameters
Scope scope = new NamedParameterMapScope(env.getCurrentScope(),
result);
fillInDefaults(env, scope, params.subList(argsSize, paramsSize));
}
if(catchall != null) {
SimpleSequence catchAllVars = new SimpleSequence();
result.put(catchall, catchAllVars);
for (int i = paramsSize; i < argsSize; i++) {
catchAllVars.add(args.getValueAt(i, env));
}
}
return result;
}
public Map<String, TemplateModel> getParameterMap(NamedArgsList args, Environment env)
throws TemplateException
{
Map<String, TemplateModel> result = new HashMap<String, TemplateModel>();
Collection<String> unresolvedParamNames = null;
Map<String, Expression> argsMap = args.getCopyOfMap();
for (String paramName : params) {
Expression argExp = argsMap.remove(paramName);
if (argExp != null) {
TemplateModel value = argExp.getAsTemplateModel(env);
TemplateNode.assertIsDefined(value, argExp, env);
result.put(paramName, value);
}
else if(defaults != null && defaults.containsKey(paramName)) {
if(unresolvedParamNames == null) {
unresolvedParamNames = new LinkedList<String>();
}
unresolvedParamNames.add(paramName);
}
else {
throw new TemplateException("Missing required parameter " + paramName, env);
}
}
if(unresolvedParamNames != null) {
// Create a scope that provides live access to the parameter list
// so we can reference already defined parameters
Scope scope = new NamedParameterMapScope(env.getCurrentScope(),
result);
fillInDefaults(env, scope, unresolvedParamNames);
}
SimpleHash catchAllMap = null;
if (catchall != null) {
catchAllMap = new SimpleHash();
result.put(catchall, catchAllMap);
}
if (!argsMap.isEmpty()) {
if(catchall != null || curryGenerated) {
for (Map.Entry<String, Expression> entry : argsMap.entrySet()) {
Expression exp = entry.getValue();
TemplateModel val = exp.getAsTemplateModel(env);
assertIsDefined(val, exp, env);
if(curryGenerated) {
result.put(entry.getKey(), val);
} else {
catchAllMap.put(entry.getKey(), val);
}
}
} else {
throw new TemplateException("Extraneous parameters " +
argsMap.keySet() + " provided.", env);
}
}
return result;
}
public Map<String, TemplateModel> getParameterMapForEmptyArgs(Environment env)
throws TemplateException
{
Map<String, TemplateModel> result = new HashMap<String, TemplateModel>();
if(hasDefaultExpressions()) {
// Create a scope that provides live access to the parameter list
// so we can reference already defined parameters
Scope scope = new NamedParameterMapScope(env.getCurrentScope(),
result);
fillInDefaults(env, scope, defaults.keySet());
}
return result;
}
public Map<String, TemplateModel> getParameterMap(ArgsList args, Environment env) throws TemplateException {
if (args instanceof NamedArgsList) {
return getParameterMap((NamedArgsList) args, env);
}
if(args instanceof PositionalArgsList) {
return getParameterMap((PositionalArgsList) args, env, false);
}
if (args instanceof EmptyArgsList) {
return getParameterMapForEmptyArgs(env);
}
throw new AssertionError();
}
String toDebugString() {
StringBuilder b = new StringBuilder();
for(String argName: params) {
b.append(argName);
Expression exp = getDefaultExpression(argName);
if(exp != null) {
b.append('=');
b.append(exp);
}
b.append(' ');
}
return b.toString();
}
public TemplateElement getParent() {
return parent;
}
}
The table below shows all metrics for ParameterList.java.
| Metric | Value | Description | |
|---|---|---|---|
| BLOCKS | 74.00 | Number of blocks | |
| BLOCK_COMMENT | 0.00 | Number of block comment lines | |
| COMMENTS | 35.00 | Comment lines | |
| COMMENT_DENSITY | 0.15 | Comment density | |
| COMPARISONS | 41.00 | Number of comparison operators | |
| CYCLOMATIC | 71.00 | Cyclomatic complexity | |
| DECL_COMMENTS | 5.00 | Comments in declarations | |
| DOC_COMMENT | 21.00 | Number of javadoc comment lines | |
| ELOC | 235.00 | Effective lines of code | |
| EXEC_COMMENTS | 8.00 | Comments in executable code | |
| EXITS | 46.00 | Procedure exits | |
| FUNCTIONS | 22.00 | Number of function declarations | |
| HALSTEAD_DIFFICULTY | 82.83 | Halstead difficulty | |
| HALSTEAD_EFFORT | 0.00 | Halstead effort | |
| INTERFACE_COMPLEXITY | 83.00 | 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 | 2.00 | 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 | 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 | 1.00 | 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 | 7.00 | JAVA0108 Incorrect javadoc: no @param tag for 'parameter' | |
| JAVA0109 | 0.00 | JAVA0109 Incorrect javadoc: no parameter 'parameter' | |
| JAVA0110 | 3.00 | 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 | 0.00 | JAVA0114 Incorrect javadoc: no @version tag | |
| JAVA0115 | 3.00 | JAVA0115 Incorrect javadoc: no @throws or @exception tag for 'exception' | |
| JAVA0116 | 0.00 | JAVA0116 Missing javadoc: field 'field' | |
| JAVA0117 | 11.00 | 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 | 0.00 | JAVA0130 Non-static method does not use instance fields | |
| JAVA0131 | 0.00 | JAVA0131 Compatible method does not override base | |
| JAVA0132 | 1.00 | 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 | 1.00 | 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 | 1.00 | 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 | 4.00 | 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 | 1.00 | JAVA0285 Dereference of potentially null variable | |
| JAVA0286 | 0.00 | JAVA0286 Dereference of null variable | |
| JAVA0287 | 1.00 | JAVA0287 Unnecessary null check | |
| JAVA0288 | 0.00 | JAVA0288 Inconsistent null check | |
| LINES | 374.00 | Number of lines in the source file | |
| LINE_COMMENT | 14.00 | Number of line comments | |
| LOC | 310.00 | Lines of code | |
| LOGICAL_LINES | 150.00 | Number of statements | |
| LOOPS | 5.00 | Number of loops | |
| NEST_DEPTH | 8.00 | Maximum nesting depth | |
| OPERANDS | 711.00 | Number of operands | |
| OPERATORS | 1328.00 | Number of operators | |
| PARAMS | 26.00 | Number of formal parameter declarations | |
| PROGRAM_LENGTH | 2039.00 | Halstead program length | |
| PROGRAM_VOCAB | 254.00 | Halstead program vocabulary | |
| PROGRAM_VOLUME | 0.00 | Halstead program volume | |
| RETURNS | 57.00 | Number of return points from functions | |
| SIZE | 14452.00 | Size of the file in bytes | |
| UNIQUE_OPERANDS | 206.00 | Number of unique operands | |
| UNIQUE_OPERATORS | 48.00 | Number of unique operators | |
| WHITESPACE | 29.00 | Number of whitespace lines | |