Package edu.umd.cs.findbugs.detect
Class FindRoughConstants
- java.lang.Object
-
- All Implemented Interfaces:
Detector
,Priorities
,org.apache.bcel.classfile.Visitor
public class FindRoughConstants extends BytecodeScanningDetector
-
-
Nested Class Summary
Nested Classes Modifier and Type Class Description (package private) static class
FindRoughConstants.BadConstant
-
Field Summary
Fields Modifier and Type Field Description private static FindRoughConstants.BadConstant[]
badConstants
private BugAccumulator
bugAccumulator
private BugInstance
lastBug
private int
lastPriority
-
Fields inherited from class edu.umd.cs.findbugs.visitclass.DismantleBytecode
codeBytes, lineNumberTable, M_BR, M_CP, M_INT, M_PAD, M_R, M_UINT
-
Fields inherited from interface edu.umd.cs.findbugs.Priorities
EXP_PRIORITY, HIGH_PRIORITY, IGNORE_PRIORITY, LOW_PRIORITY, NORMAL_PRIORITY
-
-
Constructor Summary
Constructors Constructor Description FindRoughConstants(BugReporter bugReporter)
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description private void
checkConst(java.lang.Number constValue)
private int
getPriority(FindRoughConstants.BadConstant badConstant, java.lang.Number constValue, double candidate)
private boolean
hasInterestingConstant(org.apache.bcel.classfile.ConstantPool cp)
private boolean
isInteresting(java.lang.Number constValue, double candidate)
void
sawOpcode(int seen)
void
visitAfter(org.apache.bcel.classfile.JavaClass obj)
void
visitClassContext(ClassContext classContext)
Visit the ClassContext for a class which should be analyzed for instances of bug patterns.-
Methods inherited from class edu.umd.cs.findbugs.BytecodeScanningDetector
getClassContext, report, shouldVisitCode
-
Methods inherited from class edu.umd.cs.findbugs.visitclass.DismantleBytecode
afterOpcode, areOppositeBranches, atCatchBlock, beforeOpcode, getBranchFallThrough, getBranchOffset, getBranchTarget, getClassConstantOperand, getClassDescriptorOperand, getCodeByte, getConstantRefOperand, getDefaultSwitchOffset, getDottedClassConstantOperand, getFieldDescriptorOperand, getIntConstant, getLongConstant, getMaxPC, getMethodDescriptorOperand, getNameConstantOperand, getNextCodeByte, getNextOpcode, getNextPC, getOpcode, getPC, getPrevOpcode, getRefConstantOperand, getRefFieldIsStatic, getRegisterOperand, getSigConstantOperand, getStringConstantOperand, getSwitchLabels, getSwitchOffsets, getXClassOperand, getXFieldOperand, getXMethodOperand, isBranch, isMethodCall, isRegisterLoad, isRegisterStore, isRegisterStore, isReturn, isShift, isSwitch, isWideOpcode, printOpCode, sawBranchTo, sawClass, sawDouble, sawField, sawFloat, sawIMethod, sawInt, sawLong, sawMethod, sawRegister, sawString, visit
-
Methods inherited from class edu.umd.cs.findbugs.visitclass.AnnotationVisitor
getAnnotationParameterAsString, getAnnotationParameterAsStringArray, visitAnnotation, visitAnnotation, visitParameterAnnotation, visitParameterAnnotation, visitSyntheticParameterAnnotation
-
Methods inherited from class edu.umd.cs.findbugs.visitclass.PreorderVisitor
amVisitingMainMethod, asUnsignedByte, doVisitMethod, getClassDescriptor, getClassName, getCode, getConstantPool, getDottedClassName, getDottedFieldSig, getDottedMethodSig, getDottedSuperclassName, getField, getFieldDescriptor, getFieldIsStatic, getFieldName, getFieldSig, getFullyQualifiedFieldName, getFullyQualifiedMethodName, getMethod, getMethodDescriptor, getMethodName, getMethodSig, getMethodVisitOrder, getNumberArguments, getNumberMethodArguments, getPackageName, getSizeOfSurroundingTryBlock, getSizeOfSurroundingTryBlock, getSourceFile, getStringFromIndex, getSuperclassName, getSurroundingCaughtExceptions, getSurroundingCaughtExceptions, getSurroundingCaughtExceptionTypes, getSurroundingTryBlock, getSurroundingTryBlock, getThisClass, getXClass, getXField, getXMethod, hasInterestingClass, hasInterestingMethod, isVisitMethodsInCallOrder, setupVisitorForClass, setVisitMethodsInCallOrder, shouldVisit, toString, visitAfter, visitAnnotationDefault, visitAnnotationEntry, visitBootstrapMethods, visitCode, visitConstantInvokeDynamic, visitConstantMethodHandle, visitConstantMethodType, visitConstantModule, visitConstantPackage, visitConstantPool, visitEnclosingMethod, visitingField, visitingMethod, visitInnerClasses, visitJavaClass, visitLineNumberTable, visitLocalVariableTable, visitMethodParameters, visitParameterAnnotationEntry, visitStackMap, visitStackMapEntry
-
Methods inherited from class edu.umd.cs.findbugs.visitclass.BetterVisitor
clone, report, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visitCodeException, visitConstantClass, visitConstantDouble, visitConstantFieldref, visitConstantFloat, visitConstantInteger, visitConstantInterfaceMethodref, visitConstantLong, visitConstantMethodref, visitConstantNameAndType, visitConstantString, visitConstantUtf8, visitConstantValue, visitDeprecated, visitExceptionTable, visitField, visitInnerClass, visitLineNumber, visitLocalVariable, visitLocalVariableTypeTable, visitMethod, visitSignature, visitSourceFile, visitSynthetic, visitUnknown
-
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
-
Methods inherited from interface org.apache.bcel.classfile.Visitor
visitConstantDynamic, visitMethodParameter, visitModule, visitModuleExports, visitModuleMainClass, visitModuleOpens, visitModulePackages, visitModuleProvides, visitModuleRequires, visitNestHost, visitNestMembers, visitRecord, visitRecordComponent, visitStackMapType
-
-
-
-
Field Detail
-
badConstants
private static final FindRoughConstants.BadConstant[] badConstants
-
bugAccumulator
private final BugAccumulator bugAccumulator
-
lastBug
private BugInstance lastBug
-
lastPriority
private int lastPriority
-
-
Constructor Detail
-
FindRoughConstants
public FindRoughConstants(BugReporter bugReporter)
-
-
Method Detail
-
visitClassContext
public void visitClassContext(ClassContext classContext)
Description copied from interface:Detector
Visit the ClassContext for a class which should be analyzed for instances of bug patterns.- Specified by:
visitClassContext
in interfaceDetector
- Overrides:
visitClassContext
in classBytecodeScanningDetector
- Parameters:
classContext
- the ClassContext
-
visitAfter
public void visitAfter(org.apache.bcel.classfile.JavaClass obj)
- Overrides:
visitAfter
in classPreorderVisitor
-
sawOpcode
public void sawOpcode(int seen)
- Overrides:
sawOpcode
in classDismantleBytecode
-
hasInterestingConstant
private boolean hasInterestingConstant(org.apache.bcel.classfile.ConstantPool cp)
-
isInteresting
private boolean isInteresting(java.lang.Number constValue, double candidate)
-
getPriority
private int getPriority(FindRoughConstants.BadConstant badConstant, java.lang.Number constValue, double candidate)
-
checkConst
private void checkConst(java.lang.Number constValue)
-
-