Package com.yahoo.component.provider

Class FreezableClass

java.lang.Object

com.yahoo.component.provider.FreezableClass

All Implemented Interfaces:

Freezable

Direct Known Subclasses:

ListenableFreezableClass

public class FreezableClass
extends Object
implements Freezable

Convenience superclass of non-component freezables

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
FreezableClass()

Method Summary

Modifier and Type	Method	Description
FreezableClass	clone()	Clones this.
protected void	ensureNotFrozen()	Throws an IllegalStateException if this is frozen
void	freeze()	Freezes this class to prevent further changes.
final boolean	isFrozen()	Returns whether this is currently frozen

Methods inherited from class java.lang.Object

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

Constructor Details

FreezableClass

public FreezableClass()

Method Details

freeze

public void freeze()

Freezes this class to prevent further changes. Override this to freeze internal data structures and dependent objects. Overrides must call super. Calling freeze on an already frozen registry must have no effect.

Specified by:

freeze in interface Freezable

isFrozen

public final boolean isFrozen()

Returns whether this is currently frozen

Specified by:

isFrozen in interface Freezable

Returns:

true if this instance is in an immutable state, false otherwise

ensureNotFrozen

protected void ensureNotFrozen()

Throws an IllegalStateException if this is frozen

clone

public FreezableClass clone()

Clones this. The clone is not frozen

Overrides:

clone in class Object