org.codehaus.groovy.grails.commons.metaclass

Class GenericDynamicProperty

java.lang.Object

org.codehaus.groovy.grails.commons.metaclass.AbstractDynamicProperty

org.codehaus.groovy.grails.commons.metaclass.GenericDynamicProperty

All Implemented Interfaces:

DynamicProperty

public class GenericDynamicProperty
extends AbstractDynamicProperty

A generic dyanmic property for any type.

Author:

Graeme Rocher

Constructor Summary

Constructors

Constructor and Description
GenericDynamicProperty(java.lang.String propertyName, java.lang.Class<?> type, boolean readOnly)
GenericDynamicProperty(java.lang.String propertyName, java.lang.Class<?> type, FunctionCallback initialValueGenerator, boolean readOnly) Variant that allows supply of a lazy-initialization function for the initial value.
GenericDynamicProperty(java.lang.String propertyName, java.lang.Class<?> type, java.lang.Object initialValue, boolean readOnly)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	get(java.lang.Object object) Call the getter on the given object
void	set(java.lang.Object object, java.lang.Object newValue) Call the setter on the given object

Methods inherited from class org.codehaus.groovy.grails.commons.metaclass.AbstractDynamicProperty

getPropertyName, isPropertyMatch

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericDynamicProperty

public GenericDynamicProperty(java.lang.String propertyName,
                              java.lang.Class<?> type,
                              java.lang.Object initialValue,
                              boolean readOnly)

Parameters:

propertyName - The name of the property

type - The type of the property

initialValue - The initial value of the property

readOnly - True for read-only property

GenericDynamicProperty

public GenericDynamicProperty(java.lang.String propertyName,
                              java.lang.Class<?> type,
                              boolean readOnly)

Parameters:

propertyName - The name of the property

type - The type of the property

readOnly - True for read-only property

GenericDynamicProperty

public GenericDynamicProperty(java.lang.String propertyName,
                              java.lang.Class<?> type,
                              FunctionCallback initialValueGenerator,
                              boolean readOnly)

Variant that allows supply of a lazy-initialization function for the initial value.

This function is called only on the first access to the property for a given object, unless the function returns null in which case it will be called again if another request is made.

Parameters:

propertyName - The name of the property

type - The type of the property

readOnly - True for read-only property

Method Detail

get

public java.lang.Object get(java.lang.Object object)

Description copied from interface: DynamicProperty

Call the getter on the given object

Specified by:

get in interface DynamicProperty

Specified by:

get in class AbstractDynamicProperty

Parameters:

object - The target object

Returns:

The result of the getter

set

public void set(java.lang.Object object,
                java.lang.Object newValue)

Description copied from interface: DynamicProperty

Call the setter on the given object

Specified by:

set in interface DynamicProperty

Specified by:

set in class AbstractDynamicProperty

Parameters:

object - The target object

newValue - The new value of the property