Package groovy.lang

Class Reference<T>

java.lang.Object

groovy.lang.GroovyObjectSupport

groovy.lang.Reference<T>

All Implemented Interfaces:

GroovyObject, Serializable

Direct Known Subclasses:

ScriptReference

public class Reference<T>
extends GroovyObjectSupport
implements Serializable

Represents a reference to a value

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Reference()	Creates an empty reference.
Reference(T value)	Creates a reference initialized with the supplied value.

Method Summary

Modifier and Type	Method	Description
T	get()	Returns the referenced value.
Object	getProperty(String property)	Retrieves a property value.
Object	invokeMethod(String name, Object args)	Invokes the given method.
void	set(T value)	Updates the referenced value.
void	setProperty(String property, Object newValue)	Sets the given property to the new value.

Methods inherited from class groovy.lang.GroovyObjectSupport

getMetaClass, setMetaClass

Methods inherited from class java.lang.Object

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

Constructor Details

Reference

public Reference()

Creates an empty reference.

Reference

public Reference(T value)

Creates a reference initialized with the supplied value.

Parameters:

value - the initial value

Method Details

getProperty

public Object getProperty(String property)

Retrieves a property value.

Specified by:

getProperty in interface GroovyObject

Parameters:

property - the name of the property of interest

Returns:

the given property

setProperty

public void setProperty(String property,
 Object newValue)

Sets the given property to the new value.

Specified by:

setProperty in interface GroovyObject

Parameters:

property - the name of the property of interest

newValue - the new value for the property

invokeMethod

public Object invokeMethod(String name,
 Object args)

Invokes the given method.

Specified by:

invokeMethod in interface GroovyObject

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

get

public T get()

Returns the referenced value.

Returns:

the referenced value

set

public void set(T value)

Updates the referenced value.

Parameters:

value - the new value