Package net.sourceforge.pmd.lang.java.rule.codestyle

Class UnnecessaryCastRule

java.lang.Object

net.sourceforge.pmd.properties.AbstractPropertySource

net.sourceforge.pmd.lang.rule.AbstractRule

net.sourceforge.pmd.lang.java.rule.AbstractJavaRule

net.sourceforge.pmd.lang.java.rule.codestyle.UnnecessaryCastRule

All Implemented Interfaces:

JavaParserVisitor, ImmutableLanguage, PropertySource, Rule

public class UnnecessaryCastRule
extends AbstractJavaRule

This is a rule, that detects unnecessary casts when using Java 1.5 generics and collections.

Example:

 List<Double> list = new ArrayList<Double>();
 ...
 Double d = (Double) list.get(0); //The cast is unnecessary on this typed array.
 

See Also:

Java 5 rules: Unnecessary casts/Iterators

Field Summary

Fields inherited from class net.sourceforge.pmd.properties.AbstractPropertySource

propertyDescriptors, propertyValuesByDescriptor

Fields inherited from interface net.sourceforge.pmd.Rule

VIOLATION_SUPPRESS_REGEX_DESCRIPTOR, VIOLATION_SUPPRESS_XPATH_DESCRIPTOR

Constructor Summary

Constructors

Constructor	Description
UnnecessaryCastRule()

Method Summary

Modifier and Type	Method	Description
Object	visit(ASTFieldDeclaration node, Object data)
Object	visit(ASTLocalVariableDeclaration node, Object data)

Methods inherited from class net.sourceforge.pmd.lang.java.rule.AbstractJavaRule

apply, getDeclaringType, importsPackage, isQualifiedName, isSuppressed, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitAll

Methods inherited from class net.sourceforge.pmd.lang.rule.AbstractRule

addExample, addRuleChainVisit, addRuleChainVisit, addViolation, addViolation, addViolation, addViolationWithMessage, addViolationWithMessage, addViolationWithMessage, asCtx, deepCopy, deepCopyValuesTo, end, equals, getDescription, getExamples, getExternalInfoUrl, getLanguage, getMaximumLanguageVersion, getMessage, getMinimumLanguageVersion, getName, getParserOptions, getPriority, getPropertySourceType, getRuleChainVisits, getRuleClass, getRuleSetName, getSince, hashCode, isDeprecated, isDfa, isMultifile, isRuleChain, isTypeResolution, setDeprecated, setDescription, setDfa, setExternalInfoUrl, setLanguage, setMaximumLanguageVersion, setMessage, setMinimumLanguageVersion, setMultifile, setName, setPriority, setRuleClass, setRuleSetName, setSince, setTypeResolution, setUsesDFA, setUsesMultifile, setUsesTypeResolution, start, usesDFA, usesMultifile, usesRuleChain, usesTypeResolution

Methods inherited from class net.sourceforge.pmd.properties.AbstractPropertySource

copyPropertyDescriptors, copyPropertyValues, definePropertyDescriptor, dysfunctionReason, getOverriddenPropertiesByPropertyDescriptor, getOverriddenPropertyDescriptors, getPropertiesByPropertyDescriptor, getProperty, getPropertyDescriptor, getPropertyDescriptors, hasDescriptor, ignoredProperties, isPropertyOverridden, setProperty, setProperty, useDefaultValueFor, usesDefaultValues

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.sourceforge.pmd.properties.PropertySource

definePropertyDescriptor, dysfunctionReason, getOverriddenPropertiesByPropertyDescriptor, getOverriddenPropertyDescriptors, getPropertiesByPropertyDescriptor, getProperty, getPropertyDescriptor, getPropertyDescriptors, hasDescriptor, ignoredProperties, isPropertyOverridden, setProperty, setProperty, useDefaultValueFor, usesDefaultValues

Constructor Detail

UnnecessaryCastRule

public UnnecessaryCastRule()

Method Detail

visit

public Object visit(ASTLocalVariableDeclaration node,
                    Object data)

Specified by:

visit in interface JavaParserVisitor

Overrides:

visit in class AbstractJavaRule

visit

public Object visit(ASTFieldDeclaration node,
                    Object data)

Specified by:

visit in interface JavaParserVisitor

Overrides:

visit in class AbstractJavaRule