de.rwth.i2.attestor.seplog

Class HeapConfigurationExtractor

java.lang.Object

de.rwth.i2.attestor.seplog.SeparationLogicBaseListener

de.rwth.i2.attestor.seplog.HeapConfigurationExtractor

All Implemented Interfaces:

SeparationLogicListener, org.antlr.v4.runtime.tree.ParseTreeListener

public class HeapConfigurationExtractor
extends SeparationLogicBaseListener

A listener to construct a HeapConfiguration from a parse tree representing a symbolic heap formula possibly with pure formulas and predicate calls.

Constructor Summary

Constructors

Constructor and Description
HeapConfigurationExtractor(Scene scene, VariableUnification variableUnification, HeapConfigurationRenaming renaming)

Method Summary

Modifier and Type	Method and Description
void	enterHeapBody(SeparationLogicParser.HeapBodyContext ctx) Prepares construction of a new HeapConfiguration corresponding to the given parse tree.
void	enterPredicateCall(SeparationLogicParser.PredicateCallContext ctx) Prepares construction of a new nonterminal hyperedge.
void	enterPredicateSymbol(SeparationLogicParser.PredicateSymbolContext ctx) Collects the nonterminal label of the next hyperedge.
void	enterSelector(SeparationLogicParser.SelectorContext ctx) Prepares construction of a new pointer.
void	enterVariable(SeparationLogicParser.VariableContext ctx) Stores the name of the encountered variable.
void	exitHeap(SeparationLogicParser.HeapContext ctx) Finishes construction of a new HeapConfiguration corresponding to the given parse tree.
void	exitParameter(SeparationLogicParser.ParameterContext ctx) Finishes collection of nodes attached to the next nonterminal hyperedge.
void	exitPointer(SeparationLogicParser.PointerContext ctx) Creates a new pointer and the involved nodes (if necessary).
void	exitPredicateCall(SeparationLogicParser.PredicateCallContext ctx) Finishes construction of a nonterminal hyperedge.
HeapConfiguration	getHeapConfiguration()

Methods inherited from class de.rwth.i2.attestor.seplog.SeparationLogicBaseListener

enterAtom, enterConstant, enterEveryRule, enterFreeVariableDeclaration, enterHeap, enterHeapHead, enterParameter, enterPointer, enterPure, enterSid, enterSidRule, enterSidRuleBody, enterSidRuleHead, enterSpatial, enterType, enterVariableDeclaration, exitAtom, exitConstant, exitEveryRule, exitFreeVariableDeclaration, exitHeapBody, exitHeapHead, exitPredicateSymbol, exitPure, exitSelector, exitSid, exitSidRule, exitSidRuleBody, exitSidRuleHead, exitSpatial, exitType, exitVariable, exitVariableDeclaration, visitErrorNode, visitTerminal

Methods inherited from class java.lang.Object

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

Constructor Detail

HeapConfigurationExtractor

public HeapConfigurationExtractor(@Nonnull
                                  Scene scene,
                                  @Nonnull
                                  VariableUnification variableUnification,
                                  @Nonnull
                                  HeapConfigurationRenaming renaming)

Parameters:

scene - The scene containing all global settings.

variableUnification - Auxiliary to map variables to heap locations.

renaming - Renaming of types and selectors.

Method Detail

getHeapConfiguration

public HeapConfiguration getHeapConfiguration()

Returns:

The constructed HeapConfiguration.

enterHeapBody

public void enterHeapBody(SeparationLogicParser.HeapBodyContext ctx)

Prepares construction of a new HeapConfiguration corresponding to the given parse tree.

Specified by:

enterHeapBody in interface SeparationLogicListener

Overrides:

enterHeapBody in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

exitHeap

public void exitHeap(SeparationLogicParser.HeapContext ctx)

Finishes construction of a new HeapConfiguration corresponding to the given parse tree.

Specified by:

exitHeap in interface SeparationLogicListener

Overrides:

exitHeap in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

enterVariable

public void enterVariable(SeparationLogicParser.VariableContext ctx)

Stores the name of the encountered variable.

Specified by:

enterVariable in interface SeparationLogicListener

Overrides:

enterVariable in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

enterSelector

public void enterSelector(SeparationLogicParser.SelectorContext ctx)

Prepares construction of a new pointer.

Specified by:

enterSelector in interface SeparationLogicListener

Overrides:

enterSelector in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

exitPointer

public void exitPointer(SeparationLogicParser.PointerContext ctx)

Creates a new pointer and the involved nodes (if necessary).

Specified by:

exitPointer in interface SeparationLogicListener

Overrides:

exitPointer in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

enterPredicateCall

public void enterPredicateCall(SeparationLogicParser.PredicateCallContext ctx)

Prepares construction of a new nonterminal hyperedge.

Specified by:

enterPredicateCall in interface SeparationLogicListener

Overrides:

enterPredicateCall in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

exitPredicateCall

public void exitPredicateCall(SeparationLogicParser.PredicateCallContext ctx)

Finishes construction of a nonterminal hyperedge.

Specified by:

exitPredicateCall in interface SeparationLogicListener

Overrides:

exitPredicateCall in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

exitParameter

public void exitParameter(SeparationLogicParser.ParameterContext ctx)

Finishes collection of nodes attached to the next nonterminal hyperedge.

Specified by:

exitParameter in interface SeparationLogicListener

Overrides:

exitParameter in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree

enterPredicateSymbol

public void enterPredicateSymbol(SeparationLogicParser.PredicateSymbolContext ctx)

Collects the nonterminal label of the next hyperedge.

Specified by:

enterPredicateSymbol in interface SeparationLogicListener

Overrides:

enterPredicateSymbol in class SeparationLogicBaseListener

Parameters:

ctx - the parse tree