((MXMLClassDefinitionNode)getClassDefinitionNode()).generateID(this);
// If both includeIn and excludeFrom are specified, set both to null.
if (includeIn != null && excludeFrom != null)
{
ICompilerProblem problem = new MXMLIncludeInAndExcludeFromProblem(tag);
builder.addProblem(problem);
includeIn = null;
excludeFrom = null;
}