au.com.codeka.carrot.expr.binary

Interface BinaryOperator

All Known Implementing Classes:

AccessOperator, AddOperator, AndOperator, Complement, DivOperator, EqOperator, GreaterOperator, InOperator, IterationOperator, LessOperator, MulOperator, OrOperator, SubOperator

public interface BinaryOperator

A generic binary operator.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	apply(java.lang.Object left, Lazy right) Applies the binary operator to the given operands.

Method Detail

apply

java.lang.Object apply(java.lang.Object left,
                       Lazy right)
                throws CarrotException

Applies the binary operator to the given operands.

Note that the right operand is passed as a Lazy because some operands may not need to evaluate it, depending on the left operand (e.g. boolean `and` and `or` operators).

Parameters:

left - The left operand.

right - The Lazy right operand.

Returns:

The result of the operation.

Throws:

CarrotException - if there's any error applying the operator.