er.neo4jadaptor.ersatz.webobjects

Class NSDictionaryErsatz

java.lang.Object

er.neo4jadaptor.ersatz.Ersatz

er.neo4jadaptor.ersatz.webobjects.NSDictionaryErsatz

public class NSDictionaryErsatz
extends Ersatz

Ersatz storing record representation in a map, particularly intended to be use as a bridge between EOF record snapshots represented on NSDictionary instances and Ersatz world.

Author:

Jedrzej Sobanski

Field Summary

Fields inherited from class er.neo4jadaptor.ersatz.Ersatz

EMPTY

Method Summary

Modifier and Type	Method and Description
Iterable<EOAttribute>	attributes() Gets all EO attributes that this ersatz object has values stored for.
void	delete() This operation is unsupported as this ersatz implementation is not bound to any record store.
static NSDictionaryErsatz	fromDictionary(NSDictionary<EOAttribute,Object> dict) Creates ersatz based on values in the given dictionary.
static NSDictionaryErsatz	full(EOEntity entity, NSDictionary<String,Object> snapshot) Creates ersatz representing all record EO attributes from the given EOF snapshot.
Object	get(EOAttribute att) Gets neutral value for an EO attribute.
static NSDictionaryErsatz	partial(EOEntity entity, NSDictionary<String,Object> snapshot) Creates ersatz representing partial value of a record from the given partial EOF snapshot.
void	put(EOAttribute att, Object value) Sets neutral java value for an EO attribute.
void	remove(EOAttribute att) Clears value for an EO attribute.
static NSMutableDictionary<String,Object>	toSnapshot(Ersatz ersatz) Creates EOF snapshot for the given ersatz.

Methods inherited from class er.neo4jadaptor.ersatz.Ersatz

copy

Methods inherited from class java.lang.Object

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

Method Detail

full

public static NSDictionaryErsatz full(EOEntity entity,
                                      NSDictionary<String,Object> snapshot)

Creates ersatz representing all record EO attributes from the given EOF snapshot.

Parameters:

entity - entity that the record represented by this ersatz comes from

snapshot - EOF record snapshot

Returns:

full ersatz

partial

public static NSDictionaryErsatz partial(EOEntity entity,
                                         NSDictionary<String,Object> snapshot)

Creates ersatz representing partial value of a record from the given partial EOF snapshot.

Parameters:

entity - entity that the record represented by this ersatz comes from

snapshot - partial EOF record snapshot

Returns:

partial ersatz

fromDictionary

public static NSDictionaryErsatz fromDictionary(NSDictionary<EOAttribute,Object> dict)

Creates ersatz based on values in the given dictionary.

Parameters:

dict - record snapshot

Returns:

ersatz with values specified in the given dictionary

toSnapshot

public static NSMutableDictionary<String,Object> toSnapshot(Ersatz ersatz)

Creates EOF snapshot for the given ersatz.

Parameters:

ersatz - ersatz to create EOF snapshot for

Returns:

EOF snapshot

attributes

public Iterable<EOAttribute> attributes()

Description copied from class: Ersatz

Gets all EO attributes that this ersatz object has values stored for.

Specified by:

attributes in class Ersatz

Returns:

EO attributes that it has values for

get

public Object get(EOAttribute att)

Description copied from class: Ersatz

Gets neutral value for an EO attribute. It's not defined what implementations should do when given attribute that's not in Ersatz.attributes().

Specified by:

get in class Ersatz

Parameters:

att - EO attribute to retrieve value for

Returns:

neutral java value if attribute is known

put

public void put(EOAttribute att,
                Object value)

Description copied from class: Ersatz

Sets neutral java value for an EO attribute.

Specified by:

put in class Ersatz

Parameters:

att - EO attribute to set the value for

value - library independent value

remove

public void remove(EOAttribute att)

Description copied from class: Ersatz

Clears value for an EO attribute.

Specified by:

remove in class Ersatz

delete

public void delete()

This operation is unsupported as this ersatz implementation is not bound to any record store.

Specified by:

delete in class Ersatz