soot.jimple.toolkits.annotation.nullcheck
Class BranchedRefVarsAnalysis

java.lang.Object
  soot.toolkits.scalar.AbstractFlowAnalysis<N,A>
      soot.toolkits.scalar.BranchedFlowAnalysis<Unit,A>
          soot.toolkits.scalar.ForwardBranchedFlowAnalysis
              soot.jimple.toolkits.annotation.nullcheck.BranchedRefVarsAnalysis

Deprecated. THIS IS KNOWN TO BE BUGGY. USE NullnessAnalysis INSTEAD!

public class BranchedRefVarsAnalysis
extends ForwardBranchedFlowAnalysis

Field Summary

protected FlowSet	emptySet Deprecated.
protected FlowSet	fullSet Deprecated.
static int	kBottom Deprecated.
static int	kNonNull Deprecated.
static int	kNull Deprecated.
static int	kTop Deprecated.
protected List<EquivalentValue>	refTypeInstFieldBases Deprecated.
protected List<EquivalentValue>	refTypeInstFields Deprecated.
protected List<EquivalentValue>	refTypeLocals Deprecated.
protected List<EquivalentValue>	refTypeStaticFields Deprecated.
protected List<EquivalentValue>	refTypeValues Deprecated.
protected FlowSet	tempFlowSet Deprecated.
protected Map<Unit,HashSet<Value>>	unitToAnalyzedChecksSet Deprecated.
protected Map<Unit,HashSet<Value>>	unitToArrayRefChecksSet Deprecated.
protected Map<Unit,FlowSet>	unitToGenerateSet Deprecated.
protected Map<Unit,HashSet<Value>>	unitToInstanceFieldRefChecksSet Deprecated.
protected Map<Unit,HashSet<Value>>	unitToInstanceInvokeExprChecksSet Deprecated.
protected Map<Unit,HashSet<Value>>	unitToLengthExprChecksSet Deprecated.
protected Map<Unit,FlowSet>	unitToPreserveSet Deprecated.

Fields inherited from class soot.toolkits.scalar.BranchedFlowAnalysis

unitToAfterBranchFlow, unitToAfterFallFlow

Fields inherited from class soot.toolkits.scalar.AbstractFlowAnalysis

filterUnitToBeforeFlow, graph, unitToBeforeFlow

Constructor Summary

BranchedRefVarsAnalysis(UnitGraph g)
Deprecated. THIS IS KNOWN TO BE BUGGY. USE NullnessAnalysis INSTEAD!

Method Summary

int	anyRefInfo(Value r, FlowSet f) Deprecated.
protected void	copy(Object source, Object dest) Deprecated. Creates a copy of the source flow object in dest.
protected Object	entryInitialFlow() Deprecated. Returns the initial flow value for entry/exit graph nodes.
protected void	flowThrough(Object inValue, Unit stmt, List outFallValue, List outBranchValues) Deprecated. Given the merge of the in sets, compute the fallOut and branchOuts set for s.
EquivalentValue	getEquivalentValue(Value v) Deprecated.
RefIntPair	getKRefIntPair(EquivalentValue r, int v) Deprecated.
protected boolean	isAlwaysNonNull(Value ro) Deprecated.
protected void	merge(Object in1, Object in2, Object out) Deprecated. Compute the merge of the in1 and in2 sets, putting the result into out.
protected Object	newInitialFlow() Deprecated. Returns the flow object corresponding to the initial values for each graph node.
protected int	refInfo(EquivalentValue r, FlowSet fs) Deprecated.
protected int	refInfo(Value r, FlowSet fs) Deprecated.
boolean	treatTrapHandlersAsEntries() Deprecated. Determines whether entryInitialFlow() is applied to trap handlers.

Methods inherited from class soot.toolkits.scalar.ForwardBranchedFlowAnalysis

doAnalysis, isForward

Methods inherited from class soot.toolkits.scalar.BranchedFlowAnalysis

getBranchFlowAfter, getFallFlowAfter, getFlowBefore

Methods inherited from class soot.toolkits.scalar.AbstractFlowAnalysis

merge, mergeInto

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

kBottom

public static final int kBottom

Deprecated.

See Also:

Constant Field Values

kNull

public static final int kNull

Deprecated.

See Also:

Constant Field Values

kNonNull

public static final int kNonNull

Deprecated.

See Also:

Constant Field Values

kTop

public static final int kTop

Deprecated.

See Also:

Constant Field Values

emptySet

protected FlowSet emptySet

Deprecated.

fullSet

protected FlowSet fullSet

Deprecated.

unitToGenerateSet

protected Map<Unit,FlowSet> unitToGenerateSet

Deprecated.

unitToPreserveSet

protected Map<Unit,FlowSet> unitToPreserveSet

Deprecated.

unitToAnalyzedChecksSet

protected Map<Unit,HashSet<Value>> unitToAnalyzedChecksSet

Deprecated.

unitToArrayRefChecksSet

protected Map<Unit,HashSet<Value>> unitToArrayRefChecksSet

Deprecated.

unitToInstanceFieldRefChecksSet

protected Map<Unit,HashSet<Value>> unitToInstanceFieldRefChecksSet

Deprecated.

unitToInstanceInvokeExprChecksSet

protected Map<Unit,HashSet<Value>> unitToInstanceInvokeExprChecksSet

Deprecated.

unitToLengthExprChecksSet

protected Map<Unit,HashSet<Value>> unitToLengthExprChecksSet

Deprecated.

refTypeLocals

protected List<EquivalentValue> refTypeLocals

Deprecated.

refTypeInstFields

protected List<EquivalentValue> refTypeInstFields

Deprecated.

refTypeInstFieldBases

protected List<EquivalentValue> refTypeInstFieldBases

Deprecated.

refTypeStaticFields

protected List<EquivalentValue> refTypeStaticFields

Deprecated.

refTypeValues

protected List<EquivalentValue> refTypeValues

Deprecated.

tempFlowSet

protected FlowSet tempFlowSet

Deprecated.

Constructor Detail

BranchedRefVarsAnalysis

public BranchedRefVarsAnalysis(UnitGraph g)

Deprecated. THIS IS KNOWN TO BE BUGGY. USE NullnessAnalysis INSTEAD!

Method Detail

getEquivalentValue

public EquivalentValue getEquivalentValue(Value v)

Deprecated.

getKRefIntPair

public RefIntPair getKRefIntPair(EquivalentValue r,
                                 int v)

Deprecated.

isAlwaysNonNull

protected boolean isAlwaysNonNull(Value ro)

Deprecated.

refInfo

protected final int refInfo(EquivalentValue r,
                            FlowSet fs)

Deprecated.

refInfo

protected final int refInfo(Value r,
                            FlowSet fs)

Deprecated.

anyRefInfo

public int anyRefInfo(Value r,
                      FlowSet f)

Deprecated.

flowThrough

protected void flowThrough(Object inValue,
                           Unit stmt,
                           List outFallValue,
                           List outBranchValues)

Deprecated.

Description copied from class: BranchedFlowAnalysis

Given the merge of the in sets, compute the fallOut and branchOuts set for s.

Specified by:

flowThrough in class BranchedFlowAnalysis

merge

protected void merge(Object in1,
                     Object in2,
                     Object out)

Deprecated.

Description copied from class: AbstractFlowAnalysis

Compute the merge of the in1 and in2 sets, putting the result into out. The behavior of this function depends on the implementation ( it may be necessary to check whether in1 and in2 are equal or aliased ). Used by the doAnalysis method.

Specified by:

merge in class AbstractFlowAnalysis

copy

protected void copy(Object source,
                    Object dest)

Deprecated.

Description copied from class: AbstractFlowAnalysis

Creates a copy of the source flow object in dest.

Specified by:

copy in class AbstractFlowAnalysis

newInitialFlow

protected Object newInitialFlow()

Deprecated.

Description copied from class: AbstractFlowAnalysis

Returns the flow object corresponding to the initial values for each graph node.

Specified by:

newInitialFlow in class AbstractFlowAnalysis

entryInitialFlow

protected Object entryInitialFlow()

Deprecated.

Description copied from class: AbstractFlowAnalysis

Returns the initial flow value for entry/exit graph nodes.

Specified by:

entryInitialFlow in class AbstractFlowAnalysis

treatTrapHandlersAsEntries

public boolean treatTrapHandlersAsEntries()

Deprecated.

Description copied from class: AbstractFlowAnalysis

Determines whether entryInitialFlow() is applied to trap handlers.

Overrides:

treatTrapHandlersAsEntries in class AbstractFlowAnalysis