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java.lang.Objectnet.sourceforge.pmd.CommonAbstractRule
net.sourceforge.pmd.AbstractJavaRule
net.sourceforge.pmd.AbstractRule
net.sourceforge.pmd.rules.strings.UseStringBufferLength
public class UseStringBufferLength
This rule finds places where StringBuffer.toString() is called just to see if the string is 0 length by either using .equals("") or toString().length()
StringBuffer sb = new StringBuffer("some string"); if (sb.toString().equals("")) { // this is wrong } if (sb.length() == 0) { // this is right }
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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UseStringBufferLength()
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Method Summary | |
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java.lang.Object |
visit(ASTCompilationUnit acu,
java.lang.Object data)
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java.lang.Object |
visit(ASTName decl,
java.lang.Object data)
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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, 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 UseStringBufferLength()
Method Detail |
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public java.lang.Object visit(ASTCompilationUnit acu, java.lang.Object data)
visit
in interface JavaParserVisitor
visit
in class AbstractJavaRule
public java.lang.Object visit(ASTName decl, java.lang.Object data)
visit
in interface JavaParserVisitor
visit
in class AbstractJavaRule
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