au.com.codeka.carrot.expr.accessible

Class AccessOperator

java.lang.Object

au.com.codeka.carrot.expr.accessible.AccessOperator

All Implemented Interfaces:

BinaryOperator

public final class AccessOperator
extends java.lang.Object
implements BinaryOperator

The accessor operator like in a.b or a[b]. It tries to access the key, index, field or method b of object a.

Constructor Summary

Constructors

Constructor and Description
AccessOperator()

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.

Methods inherited from class java.lang.Object

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

Constructor Detail

AccessOperator

public AccessOperator()

Method Detail

apply

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

Description copied from interface: BinaryOperator

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).

Specified by:

apply in interface BinaryOperator

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.