Package org.eclipse.steady.java.sign

Class ASTSignatureComparator

java.lang.Object

org.eclipse.steady.java.sign.ASTSignatureComparator

All Implemented Interfaces:

SignatureComparator

public class ASTSignatureComparator
extends Object
implements SignatureComparator

ASTSignatureComparator class.

Constructor Summary

Constructors

Constructor	Description
ASTSignatureComparator()	Constructor for ASTSignatureComparator.
ASTSignatureComparator(double stringSimilarity)	Constructor for ASTSignatureComparator.

Method Summary

Modifier and Type	Method	Description
SignatureChange	computeChange(Signature _a, Signature _b)
float	computeSimilarity(Signature _a, Signature _b)
boolean	containsChange(Signature _s, SignatureChange _change)	Returns true of the given signature contains the given change, false otherwise.
int	getMatchedNumChanges()	getMatchedNumChanges.
double	getStringSimilarityThreshold()	getStringSimilarityThreshold.
int	getTotalNumChanges()	getTotalNumChanges.
boolean	searchForEntity(ch.uzh.ifi.seal.changedistiller.model.entities.SourceCodeChange change, ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)	Search for the _entityUniqueName inside Signature (Search using the Node Label)
boolean	searchForEntity(String _entityUniqueName, ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)	Search for the _entityUniqueName inside Signature (Search using the Node Label)
ch.uzh.ifi.seal.changedistiller.treedifferencing.Node	searchForNode(ch.uzh.ifi.seal.changedistiller.model.entities.SourceCodeChange change, ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)	Search for the specified change element inside Signature (Search using the Node Label)
void	setStringSimilarityThreshold(double _threshold)	setStringSimilarityThreshold.

Methods inherited from class java.lang.Object

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

Constructor Detail

ASTSignatureComparator

public ASTSignatureComparator()

Constructor for ASTSignatureComparator.

ASTSignatureComparator

public ASTSignatureComparator(double stringSimilarity)

Constructor for ASTSignatureComparator.

Parameters:

stringSimilarity - a double.

Method Detail

computeSimilarity

public float computeSimilarity(Signature _a,
                               Signature _b)

Specified by:

computeSimilarity in interface SignatureComparator

computeChange

public SignatureChange computeChange(Signature _a,
                                     Signature _b)

Specified by:

computeChange in interface SignatureComparator

getTotalNumChanges

public int getTotalNumChanges()

getTotalNumChanges.

Returns:

a int.

getMatchedNumChanges

public int getMatchedNumChanges()

getMatchedNumChanges.

Returns:

a int.

containsChange

public boolean containsChange(Signature _s,
                              SignatureChange _change)

Returns true of the given signature contains the given change, false otherwise.

Specified by:

containsChange in interface SignatureComparator

getStringSimilarityThreshold

public double getStringSimilarityThreshold()

getStringSimilarityThreshold.

Returns:

a double.

setStringSimilarityThreshold

public void setStringSimilarityThreshold(double _threshold)

setStringSimilarityThreshold.

Parameters:

_threshold - a double.

searchForNode

public ch.uzh.ifi.seal.changedistiller.treedifferencing.Node searchForNode(ch.uzh.ifi.seal.changedistiller.model.entities.SourceCodeChange change,
                                                                           ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)

Search for the specified change element inside Signature (Search using the Node Label)

Parameters:

astRoot - The AST to be searched

change - a SourceCodeChange object.

Returns:

the Node matching the change elements EntityType and Value public : for testing purpose, switch to private once done testing

searchForEntity

public boolean searchForEntity(ch.uzh.ifi.seal.changedistiller.model.entities.SourceCodeChange change,
                               ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)

Search for the _entityUniqueName inside Signature (Search using the Node Label)

Parameters:

astRoot - The AST to be searched

change - a SourceCodeChange object.

Returns:

true if entity is within the AST public : for testing purpose, switch to private once done testing

searchForEntity

public boolean searchForEntity(String _entityUniqueName,
                               ch.uzh.ifi.seal.changedistiller.treedifferencing.Node astRoot)

Search for the _entityUniqueName inside Signature (Search using the Node Label)

Parameters:

_entityUniqueName - a String object.

astRoot - The AST to be searched

Returns:

true if entity is within the AST public : for testing purpose, switch to private once done testing