net.sourceforge.pmd.rules
Class AbstractInefficientZeroCheck

java.lang.Object
  extended by net.sourceforge.pmd.ast.JavaParserVisitorAdapter
      extended by net.sourceforge.pmd.AbstractRule
          extended by net.sourceforge.pmd.rules.AbstractInefficientZeroCheck
All Implemented Interfaces:
JavaParserVisitor, Rule
Direct Known Subclasses:
InefficientEmptyStringCheck, UseCollectionIsEmpty

public abstract class AbstractInefficientZeroCheck
extends AbstractRule

This is an abstract rule for patterns which compare a method invocation to 0. It could be further abstracted to find code that compares something to another definable pattern

Author:
acaplan

Field Summary
 
Fields inherited from interface net.sourceforge.pmd.Rule
LOWEST_PRIORITY, PRIORITIES
 
Constructor Summary
AbstractInefficientZeroCheck()
           
 
Method Summary
abstract  boolean appliesToClassName(java.lang.String name)
           
abstract  boolean isTargetMethod(NameOccurrence occ)
           
 java.lang.Object visit(ASTVariableDeclaratorId node, java.lang.Object data)
           
 
Methods inherited from class net.sourceforge.pmd.AbstractRule
addExample, addProperties, addProperty, addRuleChainVisit, addViolation, addViolation, addViolation, addViolationWithMessage, apply, asFixedMap, asFixedMap, equals, getBooleanProperties, getBooleanProperty, getBooleanProperty, getDeclaringType, getDescription, getDoubleProperties, getDoubleProperty, getDoubleProperty, getExample, getExamples, getExternalInfoUrl, getIntProperties, getIntProperty, getIntProperty, getMessage, getName, getPriority, getPriorityName, getProperties, getRuleChainVisits, getRuleSetName, getStringProperties, getStringProperty, getStringProperty, getTypeProperties, getTypeProperty, hashCode, hasProperty, importsPackage, include, isQualifiedName, propertiesByName, propertyDescriptorFor, setBooleanProperty, setDescription, setExternalInfoUrl, setInclude, setMessage, setName, setPriority, setProperties, setProperty, setRuleSetName, setUsesDFA, setUsesTypeResolution, usesDFA, usesRuleChain, usesTypeResolution, visitAll
 
Methods inherited from class net.sourceforge.pmd.ast.JavaParserVisitorAdapter
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
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

AbstractInefficientZeroCheck

public AbstractInefficientZeroCheck()
Method Detail

appliesToClassName

public abstract boolean appliesToClassName(java.lang.String name)

isTargetMethod

public abstract boolean isTargetMethod(NameOccurrence occ)

visit

public java.lang.Object visit(ASTVariableDeclaratorId node,
                              java.lang.Object data)
Specified by:
visit in interface JavaParserVisitor
Overrides:
visit in class JavaParserVisitorAdapter