PreorderDetector (SpotBugs 4.3.0 API)

java.lang.Object
- edu.umd.cs.findbugs.visitclass.BetterVisitor
- - edu.umd.cs.findbugs.visitclass.PreorderVisitor
  - - edu.umd.cs.findbugs.bcel.PreorderDetector

All Implemented Interfaces:

Detector, Priorities, org.apache.bcel.classfile.Visitor

Direct Known Subclasses:

DontUseEnum
```
public abstract class PreorderDetector
extends PreorderVisitor
implements Detector
```
Base class for Detectors which want to perform a preorder traversal of the classfile.

See Also:

PreorderVisitor

Field Summary
- Fields inherited from interface edu.umd.cs.findbugs.Priorities
  EXP_PRIORITY, HIGH_PRIORITY, IGNORE_PRIORITY, LOW_PRIORITY, NORMAL_PRIORITY

Constructor Summary

Constructors
Constructor Description

PreorderDetector()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ClassContext`	`getClassContext()`	Get the ClassContext of the class currently being visited.
`void`	`report()`	This method is called after all classes to be visited.
`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.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, getSurroundingTryBlock, getSurroundingTryBlock, getThisClass, getXClass, getXField, getXMethod, hasInterestingClass, hasInterestingMethod, isVisitMethodsInCallOrder, setupVisitorForClass, setVisitMethodsInCallOrder, shouldVisit, toString, visitAfter, visitAfter, visitAnnotation, visitAnnotationDefault, visitAnnotationEntry, visitBootstrapMethods, visitCode, visitConstantInvokeDynamic, visitConstantMethodHandle, visitConstantMethodType, visitConstantModule, visitConstantPackage, visitConstantPool, visitEnclosingMethod, visitingField, visitingMethod, visitInnerClasses, visitJavaClass, visitLineNumberTable, visitLocalVariableTable, visitMethodParameters, visitParameterAnnotation, 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, 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

- Constructor Detail
  - PreorderDetector
```
public PreorderDetector()
```
- 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 interface Detector
    
    Parameters:
    
    classContext - the ClassContext
  - getClassContext
```
public ClassContext getClassContext()
```
    Get the ClassContext of the class currently being visited.
    
    Returns:
    
    the current ClassContext
  - report
```
public void report()
```
    Description copied from interface: Detector
    
    This method is called after all classes to be visited. It should be used by any detectors which accumulate information over all visited classes to generate results.
    
    Specified by:
    
    report in interface Detector