public virtual Differences VisitSecurityAttribute(SecurityAttribute attribute1, SecurityAttribute attribute2){
Differences differences = new Differences(attribute1, attribute2);
if (attribute1 == null || attribute2 == null){
if (attribute1 != attribute2) differences.NumberOfDifferences++; else differences.NumberOfSimilarities++;
return differences;
}
SecurityAttribute changes = (SecurityAttribute)attribute2.Clone();
SecurityAttribute deletions = (SecurityAttribute)attribute2.Clone();
SecurityAttribute insertions = (SecurityAttribute)attribute2.Clone();
if (attribute1.Action == attribute2.Action) differences.NumberOfSimilarities++; else differences.NumberOfDifferences++;
AttributeList attrChanges, attrDeletions, attrInsertions;
Differences diff = this.VisitAttributeList(attribute1.PermissionAttributes, attribute2.PermissionAttributes, out attrChanges, out attrDeletions, out attrInsertions);
if (diff == null){Debug.Assert(false); return differences;}
changes.PermissionAttributes = attrChanges;
deletions.PermissionAttributes = attrDeletions;
insertions.PermissionAttributes = attrInsertions;
differences.NumberOfDifferences += diff.NumberOfDifferences;
differences.NumberOfSimilarities += diff.NumberOfSimilarities;
if (attribute1.PermissionAttributes == null && attribute2.PermissionAttributes == null &&
attribute1.SerializedPermissions == attribute2.SerializedPermissions) differences.NumberOfSimilarities++; else differences.NumberOfDifferences++;
if (differences.NumberOfDifferences == 0){
differences.Changes = null;
differences.Deletions = null;
differences.Insertions = null;
}else{
differences.Changes = changes;
differences.Deletions = deletions;
differences.Insertions = insertions;
}
return differences;
}
public override SecurityAttribute VisitSecurityAttribute(SecurityAttribute attribute)
{
if (attribute == null) return null;
return base.VisitSecurityAttribute((SecurityAttribute)attribute.Clone()); ;
}