org.codehaus.groovy.grails.commons.metaclass
Interface PropertyAccessInterceptor

All Superinterfaces:

Interceptor

All Known Implementing Classes:

AbstractDynamicMethodsInterceptor, GroovyDynamicMethodsInterceptor

public interface PropertyAccessInterceptor
extends Interceptor

Adds the ability to intercept property getters/setters.

Author:

Graeme Rocher

Method Summary

Object	beforeGet(Object object, String property, InvocationCallback callback) Intercepts a getXXX call and returns a result.
void	beforeSet(Object object, String property, Object newValue, InvocationCallback callback) Intercepts a setXXX call.

Methods inherited from interface org.codehaus.groovy.grails.commons.metaclass.Interceptor

afterInvoke, beforeInvoke

Method Detail

beforeGet

Object beforeGet(Object object,
                 String property,
                 InvocationCallback callback)

Intercepts a getXXX call and returns a result. The result is replaced by the real value if doGet() return false

Parameters:

object - The target object

property - The property to get

callback - The callback object

Returns:

A value supplied by the interceptor

beforeSet

void beforeSet(Object object,
               String property,
               Object newValue,
               InvocationCallback callback)

Intercepts a setXXX call.

Parameters:

object - The target object

property - The property to set

newValue - The new value

callback - The callback object