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java.lang.Objectnet.sourceforge.pmd.CommonAbstractRule
net.sourceforge.pmd.AbstractJavaRule
net.sourceforge.pmd.AbstractRule
net.sourceforge.pmd.rules.AbstractInefficientZeroCheck
net.sourceforge.pmd.rules.design.UseCollectionIsEmpty
public class UseCollectionIsEmpty
Detect structures like "foo.size() == 0" and suggest replacing them with foo.isEmpty(). Will also find != 0 (replacable with !isEmpty()).
Field Summary |
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Fields inherited from interface net.sourceforge.pmd.Rule |
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LOWEST_PRIORITY, PRIORITIES |
Constructor Summary | |
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UseCollectionIsEmpty()
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Method Summary | |
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boolean |
appliesToClassName(java.lang.String name)
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boolean |
isTargetMethod(NameOccurrence occ)
Determine if we're dealing with .size method |
Methods inherited from class net.sourceforge.pmd.rules.AbstractInefficientZeroCheck |
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visit |
Methods inherited from class net.sourceforge.pmd.AbstractJavaRule |
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addViolation, addViolation, addViolation, addViolationWithMessage, apply, getDeclaringType, importsPackage, isQualifiedName, 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 java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public UseCollectionIsEmpty()
Method Detail |
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public boolean appliesToClassName(java.lang.String name)
appliesToClassName
in class AbstractInefficientZeroCheck
public boolean isTargetMethod(NameOccurrence occ)
isTargetMethod
in class AbstractInefficientZeroCheck
occ
- The name occurance
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