public virtual void AddAttribute(ClassAttributeInfo
cai)
{
cai.SetId(maxAttributeId++);
attributes.Add(cai);
attributesByName.Add(cai.GetName(), cai);
}
public virtual ClassInfoCompareResult ExtractDifferences(ClassInfo newCI, bool update)
{
string attributeName = null;
ClassAttributeInfo cai1 = null;
ClassAttributeInfo cai2 = null;
Meta.ClassInfoCompareResult result = new ClassInfoCompareResult(GetFullClassName());
bool isCompatible = true;
IOdbList <ClassAttributeInfo> attributesToRemove = new OdbArrayList <ClassAttributeInfo>(10);
IOdbList <ClassAttributeInfo> attributesToAdd = new OdbArrayList <ClassAttributeInfo>(10);
int nbAttributes = attributes.Count;
for (int id = 0; id < nbAttributes; id++)
{
// !!!WARNING : ID start with 1 and not 0
cai1 = attributes[id];
if (cai1 == null)
{
continue;
}
attributeName = cai1.GetName();
cai2 = newCI.GetAttributeInfoFromId(cai1.GetId());
if (cai2 == null)
{
result.AddCompatibleChange("Field '" + attributeName + "' has been removed");
if (update)
{
// Simply remove the attribute from meta-model
attributesToRemove.Add(cai1);
}
}
else
{
if (!ODBType.TypesAreCompatible(cai1.GetAttributeType(), cai2.GetAttributeType()))
{
result.AddIncompatibleChange("Type of Field '" + attributeName + "' has changed : old='"
+ cai1.GetFullClassname() + "' - new='" + cai2.GetFullClassname() + "'");
isCompatible = false;
}
}
}
int nbNewAttributes = newCI.attributes.Count;
for (int id = 0; id < nbNewAttributes; id++)
{
// !!!WARNING : ID start with 1 and not 0
cai2 = newCI.attributes[id];
if (cai2 == null)
{
continue;
}
attributeName = cai2.GetName();
cai1 = GetAttributeInfoFromId(cai2.GetId());
if (cai1 == null)
{
result.AddCompatibleChange("Field '" + attributeName + "' has been added");
if (update)
{
// Sets the right id of attribute
cai2.SetId(maxAttributeId + 1);
maxAttributeId++;
// Then adds the new attribute to the meta-model
attributesToAdd.Add(cai2);
}
}
}
attributes.RemoveAll(attributesToRemove);
attributes.AddAll(attributesToAdd);
FillAttributesMap();
return(result);
}