de.uka.ilkd.key.symbolic_execution.model.impl

Class AbstractExecutionMethodReturn<S extends SourceElement>

java.lang.Object

de.uka.ilkd.key.symbolic_execution.model.impl.AbstractExecutionElement

de.uka.ilkd.key.symbolic_execution.model.impl.AbstractExecutionNode<S>

de.uka.ilkd.key.symbolic_execution.model.impl.AbstractExecutionMethodReturn<S>

All Implemented Interfaces:

IExecutionBaseMethodReturn<S>, IExecutionElement, IExecutionNode<S>

Direct Known Subclasses:

ExecutionExceptionalMethodReturn, ExecutionMethodReturn

public abstract class AbstractExecutionMethodReturn<S extends SourceElement>
extends AbstractExecutionNode<S>
implements IExecutionBaseMethodReturn<S>

The default implementation of IExecutionBaseMethodReturn.

Author:

Martin Hentschel

Field Summary

Fields

Modifier and Type	Field and Description
private IExecutionVariable[]	callStateVariables The variable value pairs of the state when the method has been called.
private String	formatedMethodReturnCondition The human readable method return condition to reach this node from its calling IExecutionMethodCall.
private ExecutionMethodCall	methodCall The IExecutionMethodCall which is now returned.
private Term	methodReturnCondition The method return condition to reach this node from its calling IExecutionMethodCall.
private String	signature The signature.

Fields inherited from interface de.uka.ilkd.key.symbolic_execution.model.IExecutionNode

INTERNAL_NODE_NAME_END, INTERNAL_NODE_NAME_START

Constructor Summary

Constructors

Constructor and Description
AbstractExecutionMethodReturn(ITreeSettings settings, Node proofNode, ExecutionMethodCall methodCall) Constructor.

Method Summary

Modifier and Type	Method and Description
IExecutionVariable[]	getCallStateVariables() Returns the variable value pairs of the state when the method has been called.
String	getFormatedMethodReturnCondition() Returns the human readable condition under which this method return is reached from the calling IExecutionMethodCall.
IExecutionMethodCall	getMethodCall() A reference to the IExecutionMethodCall which is now returned.
Term	getMethodReturnCondition() Returns the condition under which this method return is reached from the calling IExecutionMethodCall.
String	getSignature() Returns a human readable signature which describes this element.
protected IExecutionVariable[]	lazyComputeCallStateVariables() Computes the variables lazily when getCallStateVariables() is called the first time.
protected void	lazyComputeMethodReturnCondition() Computes the method return condition lazily when getMethodReturnCondition() or getFormatedMethodReturnCondition() is called the first time.
protected abstract String	lazyComputeSignature() Computes the signature lazily when getSignature() is called the first time.

Methods inherited from class de.uka.ilkd.key.symbolic_execution.model.impl.AbstractExecutionNode

addChild, addCompletedBlock, getActivePositionInfo, getActiveStatement, getBlockCompletionCondition, getCallStack, getChildren, getCompletedBlocks, getConstraints, getCurrentLayout, getFormatedBlockCompletionCondition, getFormatedPathCondition, getInitialLayout, getLayoutExtractor, getLayoutsCount, getLayoutsEquivalenceClasses, getModalityPIO, getParent, getPathCondition, getVariables, getVariables, isPathConditionChanged, lazyComputeBlockCompletionCondition, lazyComputeConstraints, lazyComputeLayoutExtractor, lazyComputeModalityPIO, lazyComputeVariables, lazyComputeVariables, removeChild, removeCompletedBlock, setCallStack, setParent

Methods inherited from class de.uka.ilkd.key.symbolic_execution.model.impl.AbstractExecutionElement

formatTerm, getAppliedRuleApp, getInitConfig, getName, getProof, getProofNode, getProofNodeInfo, getServices, getSettings, isDisposed, isNameComputed, lazyComputeName, setName, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.uka.ilkd.key.symbolic_execution.model.IExecutionNode

getActivePositionInfo, getActiveStatement, getBlockCompletionCondition, getCallStack, getChildren, getCompletedBlocks, getConstraints, getCurrentLayout, getFormatedBlockCompletionCondition, getFormatedPathCondition, getInitialLayout, getLayoutsCount, getLayoutsEquivalenceClasses, getParent, getPathCondition, getVariables, getVariables, isPathConditionChanged

Methods inherited from interface de.uka.ilkd.key.symbolic_execution.model.IExecutionElement

getAppliedRuleApp, getElementType, getInitConfig, getModalityPIO, getName, getProof, getProofNode, getProofNodeInfo, getServices, getSettings, isDisposed

Field Detail

methodCall

private final ExecutionMethodCall methodCall

The IExecutionMethodCall which is now returned.

signature

private String signature

The signature.

methodReturnCondition

private Term methodReturnCondition

The method return condition to reach this node from its calling IExecutionMethodCall.

formatedMethodReturnCondition

private String formatedMethodReturnCondition

The human readable method return condition to reach this node from its calling IExecutionMethodCall.

callStateVariables

private IExecutionVariable[] callStateVariables

The variable value pairs of the state when the method has been called.

Constructor Detail

AbstractExecutionMethodReturn

public AbstractExecutionMethodReturn(ITreeSettings settings,
                                     Node proofNode,
                                     ExecutionMethodCall methodCall)

Constructor.

Parameters:

settings - The ITreeSettings to use.

proofNode - The Node of KeY's proof tree which is represented by this IExecutionNode.

methodCall - The IExecutionMethodCall which is now returned.

Method Detail

getMethodCall

public IExecutionMethodCall getMethodCall()

A reference to the IExecutionMethodCall which is now returned.

Specified by:

getMethodCall in interface IExecutionBaseMethodReturn<S extends SourceElement>

Returns:

The call of the now returned method.

getSignature

public String getSignature()
                    throws ProofInputException

Returns a human readable signature which describes this element.

Specified by:

getSignature in interface IExecutionBaseMethodReturn<S extends SourceElement>

Returns:

The human readable signature which describes this element.

Throws:

ProofInputException - Occurred Exception.

lazyComputeSignature

protected abstract String lazyComputeSignature()
                                        throws ProofInputException

Computes the signature lazily when getSignature() is called the first time.

Returns:

The name including the return value.

Throws:

Occurred - Exception.

ProofInputException

getMethodReturnCondition

public Term getMethodReturnCondition()
                              throws ProofInputException

Returns the condition under which this method return is reached from the calling IExecutionMethodCall.

Specified by:

getMethodReturnCondition in interface IExecutionBaseMethodReturn<S extends SourceElement>

Returns:

The method return condition to reach this node from its IExecutionMethodCall as Term.

Throws:

ProofInputException

getFormatedMethodReturnCondition

public String getFormatedMethodReturnCondition()
                                        throws ProofInputException

Returns the human readable condition under which this method return is reached from the calling IExecutionMethodCall.

Specified by:

getFormatedMethodReturnCondition in interface IExecutionBaseMethodReturn<S extends SourceElement>

Returns:

The human readable method return condition to reach this node from its IExecutionMethodCall.

Throws:

ProofInputException

lazyComputeMethodReturnCondition

protected void lazyComputeMethodReturnCondition()
                                         throws ProofInputException

Computes the method return condition lazily when getMethodReturnCondition() or getFormatedMethodReturnCondition() is called the first time.

Throws:

ProofInputException - Occurred Exception

getCallStateVariables

public IExecutionVariable[] getCallStateVariables()
                                           throws ProofInputException

Returns the variable value pairs of the state when the method has been called.

Specified by:

getCallStateVariables in interface IExecutionBaseMethodReturn<S extends SourceElement>

Returns:

The variable value pairs.

Throws:

ProofInputException

lazyComputeCallStateVariables

protected IExecutionVariable[] lazyComputeCallStateVariables()
                                                      throws ProofInputException

Computes the variables lazily when getCallStateVariables() is called the first time.

Returns:

The IExecutionVariables of the state when the method has been called.

Throws:

ProofInputException