groovy.util
Class Expando

java.lang.Object
  groovy.lang.GroovyObjectSupport
      groovy.util.Expando

All Implemented Interfaces:

GroovyObject

public class Expando
extends GroovyObjectSupport

Represents a dynamically expandable bean.

Version:

$Revision$

Author:

James Strachan, Hein Meling, Pilho Kim

Constructor Summary

Expando()

Expando(Map expandoProperties)

Method Summary

protected Map	createMap() Factory method to create a new Map used to store the expando properties map
boolean	equals(Object obj) This allows equals to be overridden by a closure field method attached to the expando object.
List	getMetaPropertyValues()
Map	getProperties()
Object	getProperty(String property) Retrieves a property value.
int	hashCode() This allows hashCode to be overridden by a closure field method attached to the expando object.
Object	invokeMethod(String name, Object args) Invokes the given method.
void	setProperty(String property, Object newValue) Sets the given property to the new value.
String	toString() This allows toString to be overridden by a closure field method attached to the expando object.

Methods inherited from class groovy.lang.GroovyObjectSupport

getMetaClass, setMetaClass

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Expando

public Expando()

Expando

public Expando(Map expandoProperties)

Method Detail

getProperties

public Map getProperties()

Returns:

the dynamically expanded properties

getMetaPropertyValues

public List getMetaPropertyValues()

getProperty

public Object getProperty(String property)

Description copied from interface: GroovyObject

Retrieves a property value.

Specified by:

getProperty in interface GroovyObject

Overrides:

getProperty in class GroovyObjectSupport

Parameters:

property - the name of the property of interest

Returns:

the given property

setProperty

public void setProperty(String property,
                        Object newValue)

Description copied from interface: GroovyObject

Sets the given property to the new value.

Specified by:

setProperty in interface GroovyObject

Overrides:

setProperty in class GroovyObjectSupport

Parameters:

property - the name of the property of interest

newValue - the new value for the property

invokeMethod

public Object invokeMethod(String name,
                           Object args)

Description copied from interface: GroovyObject

Invokes the given method.

Specified by:

invokeMethod in interface GroovyObject

Overrides:

invokeMethod in class GroovyObjectSupport

Parameters:

name - the name of the method to call

args - the arguments to use for the method call

Returns:

the result of invoking the method

toString

public String toString()

This allows toString to be overridden by a closure field method attached to the expando object.

Overrides:

toString in class Object

See Also:

Object.toString()

equals

public boolean equals(Object obj)

This allows equals to be overridden by a closure field method attached to the expando object.

Overrides:

equals in class Object

See Also:

Object.equals(java.lang.Object)

hashCode

public int hashCode()

This allows hashCode to be overridden by a closure field method attached to the expando object.

Overrides:

hashCode in class Object

See Also:

Object.hashCode()

createMap

protected Map createMap()

Factory method to create a new Map used to store the expando properties map

Returns:

a newly created Map implementation