com.atlassian.confluence.api.model.reference
Class EmptyReference<T>

java.lang.Object
  com.atlassian.confluence.api.model.reference.Reference<T>
      com.atlassian.confluence.api.model.reference.EmptyReference<T>

All Implemented Interfaces:

java.lang.Iterable<T>

public final class EmptyReference<T>
extends Reference<T>

A null object reference, indicates that the referenced property is empty.

Method Summary

boolean	exists() An empty references value does not exist
T	get() Always returns null, the referent object is never defined for an EmptyReference
java.util.Map<java.lang.Object,java.lang.Object>	getIdProperties() A map of properties key by the idProperty enum in the model class for the referent object.
boolean	isExpanded() An empty reference is expanded, but calling get will return null.
java.util.Iterator<T>	iterator()
java.lang.Class<? extends T>	referentClass()

Methods inherited from class com.atlassian.confluence.api.model.reference.Reference

collapsed, collapsed, empty, getIdProperty, orEmpty, to

Methods inherited from class java.lang.Object

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

Method Detail

get

public T get()

Always returns null, the referent object is never defined for an EmptyReference

Specified by:

get in class Reference<T>

Returns:

null

exists

public boolean exists()

An empty references value does not exist

Specified by:

exists in class Reference<T>

Returns:

false

isExpanded

public boolean isExpanded()

An empty reference is expanded, but calling get will return null.

Specified by:

isExpanded in class Reference<T>

Returns:

true

getIdProperties

public java.util.Map<java.lang.Object,java.lang.Object> getIdProperties()

Description copied from class: Reference

A map of properties key by the idProperty enum in the model class for the referent object. The map contains properties sufficient to identify the referent object.

Specified by:

getIdProperties in class Reference<T>

Returns:

a map of id properties keyed by idProperty enum

referentClass

public java.lang.Class<? extends T> referentClass()

Specified by:

referentClass in class Reference<T>

Returns:

the class of the referent object.

iterator

public java.util.Iterator<T> iterator()