iterator
Class CondExpr

java.lang.Object
  iterator.CondExpr

public class CondExpr

extends java.lang.Object

This clas will hold single select condition It is an element of linked list which is logically connected by OR operators.

Field Summary

CondExpr	next Pointer to the next element in linked list
AttrOperator	op Operator like "<"
Operand	operand1 the left operand and right operand
Operand	operand2
AttrType	type1 Types of operands, Null AttrType means that operand is not a literal but an attribute name
AttrType	type2

Constructor Summary

CondExpr()
constructor

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

op

public AttrOperator op

Operator like "<"

type1

public AttrType type1

Types of operands, Null AttrType means that operand is not a literal but an attribute name

type2

public AttrType type2

operand1

public Operand operand1

the left operand and right operand

operand2

public Operand operand2

next

public CondExpr next

Pointer to the next element in linked list

Constructor Detail

CondExpr

public CondExpr()

constructor