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Java Source Code / Java Documentation » Code Analyzer » findbugs » edu.umd.cs.findbugs.ba.jsr305

Source Cross Reference

Class Diagram

Java Document (Java Doc)

edu.umd.cs.findbugs.ba.jsr305 .TypeQualifierDataflowAnalysis

All known Subclasses:   edu.umd.cs.findbugs.ba.jsr305 .BackwardTypeQualifierDataflowAnalysis,  edu.umd.cs.findbugs.ba.jsr305 .ForwardTypeQualifierDataflowAnalysis,
TypeQualifierDataflowAnalysis
abstract public class TypeQualifierDataflowAnalysis extends AbstractDataflowAnalysis (Code)
Abstract base class for type qualifier dataflow analyses.
author:
   David Hovemeyer

Field Summary
final static boolean DEBUG_VERBOSE

final protected CFG cfg

final protected ConstantPoolGen cpg

final protected TypeQualifierValue typeQualifierValue

final protected ValueNumberDataflow vnaDataflow

final protected XMethod xmethod


Constructor Summary
public TypeQualifierDataflowAnalysis(XMethod xmethod, CFG cfg, ValueNumberDataflow vnaDataflow, ConstantPoolGen cpg, TypeQualifierValue typeQualifierValue)
     Constructor.

Method Summary
public void copy(TypeQualifierValueSet source, TypeQualifierValueSet dest)

public TypeQualifierValueSet createFact()

public void edgeTransfer(Edge edge, TypeQualifierValueSet fact)

public Set<SourceSinkInfo> getSourceSinkInfoSet(Location location)
     Get the set of SourceSinkInfo objects representing sources/sinks at a given Location.
public void initEntryFact(TypeQualifierValueSet result)

public boolean isFactValid(TypeQualifierValueSet fact)

public boolean isTop(TypeQualifierValueSet fact)

public void makeFactTop(TypeQualifierValueSet fact)

public void meetInto(TypeQualifierValueSet fact, Edge edge, TypeQualifierValueSet result)

abstract protected void propagateAcrossPhiNode(TypeQualifierValueSet fact, ValueNumber sourceVN, ValueNumber targetVN)

protected void registerSourceSink(SourceSinkInfo sourceSinkInfo)

abstract public void registerSourceSinkLocations()
     This method must be called before the dataflow analysis is executed.
public boolean same(TypeQualifierValueSet fact1, TypeQualifierValueSet fact2)

public void transferInstruction(InstructionHandle handle, BasicBlock basicBlock, TypeQualifierValueSet fact)


Field Detail
DEBUG_VERBOSE
final static boolean DEBUG_VERBOSE(Code)

cfg
final protected CFG cfg(Code)

cpg
final protected ConstantPoolGen cpg(Code)

typeQualifierValue
final protected TypeQualifierValue typeQualifierValue(Code)

vnaDataflow
final protected ValueNumberDataflow vnaDataflow(Code)

xmethod
final protected XMethod xmethod(Code)

Constructor Detail
TypeQualifierDataflowAnalysis
public TypeQualifierDataflowAnalysis(XMethod xmethod, CFG cfg, ValueNumberDataflow vnaDataflow, ConstantPoolGen cpg, TypeQualifierValue typeQualifierValue)(Code)
Constructor.
Parameters:
  dfs - DepthFirstSearch on the control-flow graph of the method being analyzed
Parameters:
  xmethod - XMethod object containing information about the method being analyzed
Parameters:
  cfg - the control-flow graph (CFG) of the method being analyzed
Parameters:
  vnaDataflow - ValueNumberDataflow for the method
Parameters:
  typeQualifierValue - the TypeQualifierValue we want the dataflow analysis to check

Method Detail
copy
public void copy(TypeQualifierValueSet source, TypeQualifierValueSet dest)(Code)

createFact
public TypeQualifierValueSet createFact()(Code)

edgeTransfer
public void edgeTransfer(Edge edge, TypeQualifierValueSet fact) throws DataflowAnalysisException(Code)

getSourceSinkInfoSet
public Set<SourceSinkInfo> getSourceSinkInfoSet(Location location)(Code)
Get the set of SourceSinkInfo objects representing sources/sinks at a given Location.
Parameters:
  location - a Location Set of SourceSinkInfo objects representing sources/sinks at the Location

initEntryFact
public void initEntryFact(TypeQualifierValueSet result) throws DataflowAnalysisException(Code)

isFactValid
public boolean isFactValid(TypeQualifierValueSet fact)(Code)

isTop
public boolean isTop(TypeQualifierValueSet fact)(Code)

makeFactTop
public void makeFactTop(TypeQualifierValueSet fact)(Code)

meetInto
public void meetInto(TypeQualifierValueSet fact, Edge edge, TypeQualifierValueSet result) throws DataflowAnalysisException(Code)

propagateAcrossPhiNode
abstract protected void propagateAcrossPhiNode(TypeQualifierValueSet fact, ValueNumber sourceVN, ValueNumber targetVN)(Code)

registerSourceSink
protected void registerSourceSink(SourceSinkInfo sourceSinkInfo)(Code)

registerSourceSinkLocations
abstract public void registerSourceSinkLocations() throws DataflowAnalysisException(Code)
This method must be called before the dataflow analysis is executed.
throws:
  DataflowAnalysisException -

same
public boolean same(TypeQualifierValueSet fact1, TypeQualifierValueSet fact2)(Code)

transferInstruction
public void transferInstruction(InstructionHandle handle, BasicBlock basicBlock, TypeQualifierValueSet fact) throws DataflowAnalysisException(Code)

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