de.uka.ilkd.key.java.visitor

Class ProgVarReplaceVisitor

java.lang.Object

de.uka.ilkd.key.java.visitor.JavaASTWalker

de.uka.ilkd.key.java.visitor.JavaASTVisitor

de.uka.ilkd.key.java.visitor.CreatingASTVisitor

de.uka.ilkd.key.java.visitor.ProgVarReplaceVisitor

All Implemented Interfaces:

Visitor

public class ProgVarReplaceVisitor
extends CreatingASTVisitor

Walks through a java AST in depth-left-first-order. This visitor replaces a number of program variables by others or new ones.

Nested Class Summary

Nested classes/interfaces inherited from class de.uka.ilkd.key.java.visitor.CreatingASTVisitor

CreatingASTVisitor.DefaultAction

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	replaceallbynew
protected Map<ProgramVariable,ProgramVariable>	replaceMap stores the program variables to be replaced as keys and the new program variables as values
private ProgramElement	result

Fields inherited from class de.uka.ilkd.key.java.visitor.CreatingASTVisitor

CHANGED, preservesPositionInfo, stack

Fields inherited from class de.uka.ilkd.key.java.visitor.JavaASTVisitor

services

Constructor Summary

Constructors

Constructor and Description
ProgVarReplaceVisitor(ProgramElement st, Map<ProgramVariable,ProgramVariable> map, boolean replaceall, Services services) creates a visitor that replaces the program variables in the given statement
ProgVarReplaceVisitor(ProgramElement st, Map<ProgramVariable,ProgramVariable> map, Services services) creates a visitor that replaces the program variables in the given statement by new ones with the same name

Method Summary

Modifier and Type	Method and Description
static LocationVariable	copy(ProgramVariable pv)
static LocationVariable	copy(ProgramVariable pv, String postFix)
private BlockContract	createNewBlockContract(BlockContract oldContract, StatementBlock newBlock, boolean blockChanged)
protected void	doAction(ProgramElement node) the action that is performed just before leaving the node the last time
void	performActionOnBlockContract(StatementBlock oldBlock, StatementBlock newBlock)
void	performActionOnLocationVariable(LocationVariable x)
void	performActionOnLoopInvariant(LoopStatement oldLoop, LoopStatement newLoop)
void	performActionOnProgramConstant(ProgramConstant x)
void	performActionOnProgramVariable(ProgramVariable pv)
private BlockContract.Variables	replaceBlockContractVariables(BlockContract.Variables variables)
private Map<Label,ProgramVariable>	replaceFlags(Map<Label,ProgramVariable> flags)
private Map<LocationVariable,LocationVariable>	replaceRemembranceHeaps(Map<LocationVariable,LocationVariable> remembranceHeaps)
private Map<LocationVariable,LocationVariable>	replaceRemembranceLocalVariables(Map<LocationVariable,LocationVariable> remembranceLocalVariables)
private ProgramVariable	replaceVariable(ProgramVariable variable)
private Term	replaceVariablesInTerm(Term t)
private ImmutableList<InfFlowSpec>	replaceVariablesInTermListTriples(ImmutableList<InfFlowSpec> terms)
private ImmutableList<Term>	replaceVariablesInTerms(ImmutableList<Term> terms)
ProgramElement	result()
void	start() starts the walker
protected void	walk(ProgramElement node) walks through the AST.

Methods inherited from class de.uka.ilkd.key.java.visitor.CreatingASTVisitor

addChild, addChildren, addToTopOfStack, changed, doDefaultAction, getPosition, performActionOnAllFields, performActionOnArrayInitializer, performActionOnArrayLengthReference, performActionOnArrayReference, performActionOnAssert, performActionOnBinaryAnd, performActionOnBinaryAndAssignment, performActionOnBinaryNot, performActionOnBinaryOr, performActionOnBinaryOrAssignment, performActionOnBinaryXOr, performActionOnBinaryXOrAssignment, performActionOnBreak, performActionOnCase, performActionOnCatch, performActionOnClassInitializer, performActionOnConditional, performActionOnContinue, performActionOnCopyAssignment, performActionOnDefault, performActionOnDivide, performActionOnDivideAssignment, performActionOnDLEmbeddedExpression, performActionOnDo, performActionOnElse, performActionOnEmptyStatement, performActionOnEnhancedFor, performActionOnEquals, performActionOnExecutionContext, performActionOnFieldReference, performActionOnFinally, performActionOnFor, performActionOnForUpdates, performActionOnGreaterOrEquals, performActionOnGreaterThan, performActionOnGuard, performActionOnIf, performActionOnInstanceof, performActionOnIntersect, performActionOnLabeledStatement, performActionOnLessOrEquals, performActionOnLessThan, performActionOnLocalVariableDeclaration, performActionOnLogicalAnd, performActionOnLogicalNot, performActionOnLogicalOr, performActionOnLoopInit, performActionOnMetaClassReference, performActionOnMethodBodyStatement, performActionOnMethodFrame, performActionOnMethodReference, performActionOnMinus, performActionOnMinusAssignment, performActionOnModulo, performActionOnModuloAssignment, performActionOnNegative, performActionOnNew, performActionOnNewArray, performActionOnNotEquals, performActionOnPackageReference, performActionOnPackageSpecification, performActionOnParameterDeclaration, performActionOnParenthesizedExpression, performActionOnPassiveExpression, performActionOnPlus, performActionOnPlusAssignment, performActionOnPositive, performActionOnPostDecrement, performActionOnPostIncrement, performActionOnPreDecrement, performActionOnPreIncrement, performActionOnReturn, performActionOnSchematicFieldReference, performActionOnSeqConcat, performActionOnSeqLength, performActionOnSeqReverse, performActionOnSeqSingleton, performActionOnSeqSub, performActionOnSetMinus, performActionOnSetUnion, performActionOnShiftLeft, performActionOnShiftLeftAssignment, performActionOnShiftRight, performActionOnShiftRightAssignment, performActionOnSingleton, performActionOnStatementBlock, performActionOnSuperConstructorReference, performActionOnSuperReference, performActionOnSwitch, performActionOnSynchronizedBlock, performActionOnThen, performActionOnThisConstructorReference, performActionOnThisReference, performActionOnThrow, performActionOnTimes, performActionOnTimesAssignment, performActionOnTry, performActionOnTypeCast, performActionOnTypeReference, performActionOnUnsignedShiftRight, performActionOnUnsignedShiftRightAssignment, performActionOnVariableSpecification, performActionOnWhile, preservesPositionInfo, toString

Methods inherited from class de.uka.ilkd.key.java.visitor.JavaASTVisitor

performActionOnAbstractProgramElement, performActionOnAllObjects, performActionOnArrayDeclaration, performActionOnBlockContract, performActionOnBooleanLiteral, performActionOnCatchAllStatement, performActionOnCharLiteral, performActionOnClassDeclaration, performActionOnComment, performActionOnCompilationUnit, performActionOnConstructorDeclaration, performActionOnContextStatementBlock, performActionOnDoubleLiteral, performActionOnEmptyMapLiteral, performActionOnEmptySeqLiteral, performActionOnEmptySetLiteral, performActionOnExactInstanceof, performActionOnExtends, performActionOnFieldDeclaration, performActionOnFieldSpecification, performActionOnFloatLiteral, performActionOnImplements, performActionOnImplicitFieldSpecification, performActionOnImport, performActionOnInterfaceDeclaration, performActionOnIntLiteral, performActionOnIProgramVariable, performActionOnLongLiteral, performActionOnLoopInvariant, performActionOnMethod, performActionOnMethodDeclaration, performActionOnModifier, performActionOnNullLiteral, performActionOnProgramElementName, performActionOnProgramMetaConstruct, performActionOnProgramMethod, performActionOnSchemaVariable, performActionOnSeqGet, performActionOnSeqIndexOf, performActionOnStringLiteral, performActionOnSuperArrayDeclaration, performActionOnThrows, performActionOnTransactionStatement, performActionOnVariableDeclaration, performActionOnVariableReference

Methods inherited from class de.uka.ilkd.key.java.visitor.JavaASTWalker

depth, root

Methods inherited from class java.lang.Object

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

Field Detail

result

private ProgramElement result

replaceallbynew

protected boolean replaceallbynew

replaceMap

protected Map<ProgramVariable,ProgramVariable> replaceMap

stores the program variables to be replaced as keys and the new program variables as values

Constructor Detail

ProgVarReplaceVisitor

public ProgVarReplaceVisitor(ProgramElement st,
                             Map<ProgramVariable,ProgramVariable> map,
                             Services services)

creates a visitor that replaces the program variables in the given statement by new ones with the same name

Parameters:

st - the statement where the prog vars are replaced

map - the HashMap with the replacements

ProgVarReplaceVisitor

public ProgVarReplaceVisitor(ProgramElement st,
                             Map<ProgramVariable,ProgramVariable> map,
                             boolean replaceall,
                             Services services)

creates a visitor that replaces the program variables in the given statement

Parameters:

st - the statement where the prog vars are replaced

map - the HashMap with the replacements

replaceall - decides if all variables are to be replaced

Method Detail

copy

public static LocationVariable copy(ProgramVariable pv)

copy

public static LocationVariable copy(ProgramVariable pv,
                                    String postFix)

walk

protected void walk(ProgramElement node)

Description copied from class: JavaASTWalker

walks through the AST. While keeping track of the current node

Overrides:

walk in class CreatingASTVisitor

Parameters:

node - the JavaProgramElement the walker is at

doAction

protected void doAction(ProgramElement node)

the action that is performed just before leaving the node the last time

Overrides:

doAction in class JavaASTVisitor

start

public void start()

starts the walker

Overrides:

start in class JavaASTWalker

result

public ProgramElement result()

performActionOnProgramVariable

public void performActionOnProgramVariable(ProgramVariable pv)

Specified by:

performActionOnProgramVariable in interface Visitor

Overrides:

performActionOnProgramVariable in class JavaASTVisitor

replaceVariablesInTerm

private Term replaceVariablesInTerm(Term t)

replaceVariablesInTerms

private ImmutableList<Term> replaceVariablesInTerms(ImmutableList<Term> terms)

replaceVariablesInTermListTriples

private ImmutableList<InfFlowSpec> replaceVariablesInTermListTriples(ImmutableList<InfFlowSpec> terms)

performActionOnLocationVariable

public void performActionOnLocationVariable(LocationVariable x)

Specified by:

performActionOnLocationVariable in interface Visitor

Overrides:

performActionOnLocationVariable in class JavaASTVisitor

performActionOnProgramConstant

public void performActionOnProgramConstant(ProgramConstant x)

Specified by:

performActionOnProgramConstant in interface Visitor

Overrides:

performActionOnProgramConstant in class JavaASTVisitor

performActionOnBlockContract

public void performActionOnBlockContract(StatementBlock oldBlock,
                                         StatementBlock newBlock)

Overrides:

performActionOnBlockContract in class CreatingASTVisitor

createNewBlockContract

private BlockContract createNewBlockContract(BlockContract oldContract,
                                             StatementBlock newBlock,
                                             boolean blockChanged)

replaceBlockContractVariables

private BlockContract.Variables replaceBlockContractVariables(BlockContract.Variables variables)

replaceVariable

private ProgramVariable replaceVariable(ProgramVariable variable)

replaceFlags

private Map<Label,ProgramVariable> replaceFlags(Map<Label,ProgramVariable> flags)

replaceRemembranceHeaps

private Map<LocationVariable,LocationVariable> replaceRemembranceHeaps(Map<LocationVariable,LocationVariable> remembranceHeaps)

replaceRemembranceLocalVariables

private Map<LocationVariable,LocationVariable> replaceRemembranceLocalVariables(Map<LocationVariable,LocationVariable> remembranceLocalVariables)

performActionOnLoopInvariant

public void performActionOnLoopInvariant(LoopStatement oldLoop,
                                         LoopStatement newLoop)

Overrides:

performActionOnLoopInvariant in class CreatingASTVisitor