public FDifference compareMethods(
FDifference diff, MethodDescription leftMethod, MethodDescription rightMethod) {
FDifference signDiff =
basis.compareValues(
"signature",
leftMethod.getSignature().toString(),
rightMethod.getSignature().toString(),
leftMethod);
FDifference descrDiff =
basis.compareDescriptions(
leftMethod.getName(),
leftMethod.getSignature().getDescription(),
rightMethod.getSignature().getDescription(),
leftMethod);
if (signDiff != null || descrDiff != null) {
if (diff == null && signDiff != null) {
diff = new FDifference(FDKind.ChangedElement, FDRating.Conflict);
} else if (diff == null) {
diff = new FDifference(FDKind.ChangedElement, FDRating.Info);
}
diff.addDifference(signDiff);
diff.addDifference(descrDiff);
}
return diff;
}
private FDifference compareMethodLists(
List<MethodDescription> leftMethods, List<MethodDescription> rightMethods, FDObject source) {
FDifference diff = null;
for (MethodDescription leftMethod : leftMethods) {
MethodDescription rightMethod =
(MethodDescription) basis.getFromList(rightMethods, leftMethod);
if (rightMethod != null) {
diff = compareMethods(diff, leftMethod, rightMethod);
} else {
// Deleted method
FDifference delDiff = new FDifference(FDKind.DeletedElement, FDRating.Conflict);
delDiff.setSource(leftMethod);
delDiff.setDescription(
"The method with signature '"
+ leftMethod.getSignature().toString()
+ "' was removed in version "
+ this.getRightVersion());
if (diff == null) {
diff = new FDifference(FDKind.ChangedElement, FDRating.Conflict);
}
diff.addDifference(delDiff);
}
}
for (MethodDescription rightMethod : rightMethods) {
MethodDescription leftMethod =
(MethodDescription) basis.getFromList(leftMethods, rightMethod);
if (leftMethod == null) {
// New method
FDifference addDiff = new FDifference(FDKind.CreatedElement, FDRating.Warning);
addDiff.setSource(rightMethod);
addDiff.setDescription(
"The method with signature '"
+ rightMethod.getSignature().toString()
+ "' was added in version "
+ this.getRightVersion());
if (diff == null) {
diff = new FDifference(FDKind.ChangedElement, FDRating.Conflict);
}
diff.addDifference(addDiff);
}
}
if (diff != null) {
diff.setSource(source);
diff.setDescription("Method signatures have changed in version " + this.getRightVersion());
}
return diff;
}