de.deepamehta.core.impl
Class AttachedChildTopics

Show UML class diagram

java.lang.Object
  de.deepamehta.core.impl.AttachedChildTopics

All Implemented Interfaces:

ChildTopics

 class AttachedChildTopics
extends Object
implements ChildTopics

A composite value model that is attached to the DB.

Field Summary

private Map<String,Object>	childTopics Attached object cache.
private EmbeddedService	dms
private Logger	logger
private ChildTopicsModel	model
private AttachedDeepaMehtaObject	parent

Constructor Summary

AttachedChildTopics(ChildTopicsModel model, AttachedDeepaMehtaObject parent, EmbeddedService dms)

Method Summary

private Topic	_getTopic(String childTypeUri)
private AttachedTopic	_getTopic(String childTypeUri, AttachedTopic defaultTopic)
private List<Topic>	_getTopics(String childTypeUri)
private List<Topic>	_getTopics(String childTypeUri, List<Topic> defaultValue)
private ChildTopics	_update(String childTypeUri, TopicModel newChildTopic)
private void	add(String childTypeUri, Topic topic) Adds a value to a multiple-valued child.
private void	addToChildTopics(Topic childTopic, AssociationDefinition assocDef) For multiple-valued childs
private Association	associateChildTopic(long childTopicId, AssociationDefinition assocDef)
private Association	associateChildTopic(String childTopicUri, AssociationDefinition assocDef)
private Association	associateChildTopic(TopicRoleModel child, AssociationDefinition assocDef)
(package private) RelatedTopic	associateReferencedChildTopic(TopicReferenceModel childTopicRef, AssociationDefinition assocDef) Creates an association between our parent object ("Parent" role) and the referenced topic ("Child" role).
Iterable<String>	childTypeUris()
private Topic	createAttachedObject(TopicModel model) Creates an attached topic to be put in this attached object cache.
private void	createChildTopicMany(TopicModel newChildTopic, AssociationDefinition assocDef)
private void	createChildTopicOne(TopicModel newChildTopic, AssociationDefinition assocDef)
private RelatedTopic	createRelatedTopic(Topic topic, Association assoc)
private AttachedRelatedTopic	findChildTopic(long childTopicId, AssociationDefinition assocDef)
Object	get(String childTypeUri)
private AssociationDefinition	getAssocDef(String childTypeUri)
boolean	getBoolean(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
ChildTopics	getChildTopics(String childTypeUri) Convenience accessor for the *composite* value of a single-valued child.
double	getDouble(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
int	getInt(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
long	getLong(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
ChildTopicsModel	getModel()
Object	getObject(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
String	getString(String childTypeUri) Convenience accessor for the *simple* value of a single-valued child.
Topic	getTopic(String childTypeUri) Accesses a single-valued child.
List<Topic>	getTopics(String childTypeUri) Accesses a multiple-valued child.
boolean	has(String childTypeUri)
private void	initAttachedObjectCache() Initializes this attached object cache.
private void	initAttachedObjectCache(String childTypeUri) Initializes this attached object cache selectively (and recursively).
private boolean	isReferingToAny(TopicReferenceModel topicRef, AssociationDefinition assocDef) Checks weather the given topic reference refers to any of the child topics.
(package private) void	loadChildTopics()
private void	loadChildTopics(AssociationDefinition assocDef) Recursively loads child topics (model) and updates this attached object cache accordingly.
(package private) void	loadChildTopics(String childTypeUri)
private void	put(String childTypeUri, Topic topic) Puts a single-valued child.
private void	putInChildTopics(Topic childTopic, AssociationDefinition assocDef) For single-valued childs
ChildTopics	remove(String childTypeUri, long topicId)
private void	remove(String childTypeUri, Topic topic) Removes a value from a multiple-valued child.
private void	removeFromChildTopics(Topic childTopic, AssociationDefinition assocDef) For multiple-valued childs
ChildTopics	set(String childTypeUri, ChildTopicsModel value) Convenience method to set the composite value of a child.
ChildTopics	set(String childTypeUri, Object value) Convenience method to set the simple value of a child.
ChildTopics	set(String childTypeUri, TopicModel value) Sets a child.
ChildTopics	setRef(String childTypeUri, long refTopicId)
ChildTopics	setRef(String childTypeUri, String refTopicUri)
int	size()
(package private) void	update(ChildTopicsModel newComp)
private void	updateAggregationMany(List<TopicModel> newChildTopics, AssociationDefinition assocDef)
private void	updateAggregationOne(TopicModel newChildTopic, AssociationDefinition assocDef)
private void	updateChildTopicMany(TopicModel newChildTopic, AssociationDefinition assocDef)
private void	updateChildTopicOne(TopicModel newChildTopic, AssociationDefinition assocDef)
(package private) void	updateChildTopics(TopicModel newChildTopic, List<TopicModel> newChildTopics, AssociationDefinition assocDef)
private void	updateCompositionMany(List<TopicModel> newChildTopics, AssociationDefinition assocDef)
private void	updateCompositionOne(TopicModel newChildTopic, AssociationDefinition assocDef)

Methods inherited from class java.lang.Object

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

Field Detail

model

private ChildTopicsModel model

parent

private AttachedDeepaMehtaObject parent

childTopics

private Map<String,Object> childTopics

Attached object cache. Key: child type URI (String), value: AttachedTopic or List

dms

private EmbeddedService dms

logger

private Logger logger

Constructor Detail

AttachedChildTopics

AttachedChildTopics(ChildTopicsModel model,
                    AttachedDeepaMehtaObject parent,
                    EmbeddedService dms)

Method Detail

getTopic

public Topic getTopic(String childTypeUri)

Description copied from interface: ChildTopics

Accesses a single-valued child. Throws if there is no such child.

Specified by:

getTopic in interface ChildTopics

getTopics

public List<Topic> getTopics(String childTypeUri)

Description copied from interface: ChildTopics

Accesses a multiple-valued child. Throws if there is no such child.

Specified by:

getTopics in interface ChildTopics

get

public Object get(String childTypeUri)

Specified by:

get in interface ChildTopics

has

public boolean has(String childTypeUri)

Specified by:

has in interface ChildTopics

childTypeUris

public Iterable<String> childTypeUris()

Specified by:

childTypeUris in interface ChildTopics

size

public int size()

Specified by:

size in interface ChildTopics

getModel

public ChildTopicsModel getModel()

Specified by:

getModel in interface ChildTopics

getString

public String getString(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getString in interface ChildTopics

getInt

public int getInt(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getInt in interface ChildTopics

getLong

public long getLong(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getLong in interface ChildTopics

getDouble

public double getDouble(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getDouble in interface ChildTopics

getBoolean

public boolean getBoolean(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getBoolean in interface ChildTopics

getObject

public Object getObject(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *simple* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getObject in interface ChildTopics

getChildTopics

public ChildTopics getChildTopics(String childTypeUri)

Description copied from interface: ChildTopics

Convenience accessor for the *composite* value of a single-valued child. Throws if the child doesn't exist.

Specified by:

getChildTopics in interface ChildTopics

set

public ChildTopics set(String childTypeUri,
                       TopicModel value)

Description copied from interface: ChildTopics

Sets a child. Works for both, single-valued child and multiple-valued child (cardinality "many").

Specified by:

set in interface ChildTopics

set

public ChildTopics set(String childTypeUri,
                       Object value)

Description copied from interface: ChildTopics

Convenience method to set the simple value of a child. Works for both, single-valued child and multiple-valued child (cardinality "many").

Specified by:

set in interface ChildTopics

value - The simple value. Either String, Integer, Long, Double, or Boolean. Primitive values are auto-boxed.

set

public ChildTopics set(String childTypeUri,
                       ChildTopicsModel value)

Description copied from interface: ChildTopics

Convenience method to set the composite value of a child. Works for both, single-valued child and multiple-valued child (cardinality "many").

Specified by:

set in interface ChildTopics

setRef

public ChildTopics setRef(String childTypeUri,
                          long refTopicId)

Specified by:

setRef in interface ChildTopics

setRef

public ChildTopics setRef(String childTypeUri,
                          String refTopicUri)

Specified by:

setRef in interface ChildTopics

remove

public ChildTopics remove(String childTypeUri,
                          long topicId)

Specified by:

remove in interface ChildTopics

update

void update(ChildTopicsModel newComp)

updateChildTopics

void updateChildTopics(TopicModel newChildTopic,
                       List<TopicModel> newChildTopics,
                       AssociationDefinition assocDef)

loadChildTopics

void loadChildTopics()

loadChildTopics

void loadChildTopics(String childTypeUri)

loadChildTopics

private void loadChildTopics(AssociationDefinition assocDef)

Recursively loads child topics (model) and updates this attached object cache accordingly. If the child topics are loaded already nothing is performed.

Parameters:

assocDef - the child topics according to this association definition are loaded.

Note: the association definition must not necessarily originate from the parent object's type definition. It may originate from a facet definition as well.

_getTopic

private Topic _getTopic(String childTypeUri)

_getTopic

private AttachedTopic _getTopic(String childTypeUri,
                                AttachedTopic defaultTopic)

_getTopics

private List<Topic> _getTopics(String childTypeUri)

_getTopics

private List<Topic> _getTopics(String childTypeUri,
                               List<Topic> defaultValue)

_update

private ChildTopics _update(String childTypeUri,
                            TopicModel newChildTopic)

updateCompositionOne

private void updateCompositionOne(TopicModel newChildTopic,
                                  AssociationDefinition assocDef)

updateCompositionMany

private void updateCompositionMany(List<TopicModel> newChildTopics,
                                   AssociationDefinition assocDef)

updateAggregationOne

private void updateAggregationOne(TopicModel newChildTopic,
                                  AssociationDefinition assocDef)

updateAggregationMany

private void updateAggregationMany(List<TopicModel> newChildTopics,
                                   AssociationDefinition assocDef)

associateReferencedChildTopic

RelatedTopic associateReferencedChildTopic(TopicReferenceModel childTopicRef,
                                           AssociationDefinition assocDef)

Creates an association between our parent object ("Parent" role) and the referenced topic ("Child" role). The association type is taken from the given association definition.

Returns:

the resolved child topic.

associateChildTopic

private Association associateChildTopic(long childTopicId,
                                        AssociationDefinition assocDef)

associateChildTopic

private Association associateChildTopic(String childTopicUri,
                                        AssociationDefinition assocDef)

associateChildTopic

private Association associateChildTopic(TopicRoleModel child,
                                        AssociationDefinition assocDef)

createRelatedTopic

private RelatedTopic createRelatedTopic(Topic topic,
                                        Association assoc)

updateChildTopicOne

private void updateChildTopicOne(TopicModel newChildTopic,
                                 AssociationDefinition assocDef)

updateChildTopicMany

private void updateChildTopicMany(TopicModel newChildTopic,
                                  AssociationDefinition assocDef)

createChildTopicOne

private void createChildTopicOne(TopicModel newChildTopic,
                                 AssociationDefinition assocDef)

createChildTopicMany

private void createChildTopicMany(TopicModel newChildTopic,
                                  AssociationDefinition assocDef)

initAttachedObjectCache

private void initAttachedObjectCache()

Initializes this attached object cache. For all childs contained in the underlying model attached topics are created and put in the attached object cache (recursively).

initAttachedObjectCache

private void initAttachedObjectCache(String childTypeUri)

Initializes this attached object cache selectively (and recursively).

createAttachedObject

private Topic createAttachedObject(TopicModel model)

Creates an attached topic to be put in this attached object cache.

putInChildTopics

private void putInChildTopics(Topic childTopic,
                              AssociationDefinition assocDef)

For single-valued childs

addToChildTopics

private void addToChildTopics(Topic childTopic,
                              AssociationDefinition assocDef)

For multiple-valued childs

removeFromChildTopics

private void removeFromChildTopics(Topic childTopic,
                                   AssociationDefinition assocDef)

For multiple-valued childs

put

private void put(String childTypeUri,
                 Topic topic)

Puts a single-valued child. An existing value is overwritten.

add

private void add(String childTypeUri,
                 Topic topic)

Adds a value to a multiple-valued child.

remove

private void remove(String childTypeUri,
                    Topic topic)

Removes a value from a multiple-valued child.

findChildTopic

private AttachedRelatedTopic findChildTopic(long childTopicId,
                                            AssociationDefinition assocDef)

isReferingToAny

private boolean isReferingToAny(TopicReferenceModel topicRef,
                                AssociationDefinition assocDef)

Checks weather the given topic reference refers to any of the child topics.

Parameters:

assocDef - the child topics according to this association definition are considered.

getAssocDef

private AssociationDefinition getAssocDef(String childTypeUri)