AttrOperator Constructor
An attribute operator types can be defined as
AttrOperator attrOperator = new AttrOperator(AttrOperator.aopEQ);
and subsequently used as
if (attrOperator.attrOperator == AttrOperator.aopEQ) ....
AttrType Constructor
An attribute type of String can be defined as
AttrType attrType = new AttrType(AttrType.attrString);
and subsequently used as
if (attrType.attrType == AttrType.attrString) ....