fr.inria.atlanmod.neoemf.data.store

Class AbstractTransientStore

java.lang.Object

fr.inria.atlanmod.neoemf.data.store.AbstractTransientStore

All Implemented Interfaces:

TransientStore, InternalEObject.EStore

Direct Known Subclasses:

OwnedTransientStore, SynchronizedTransientStore

public abstract class AbstractTransientStore
extends Object
implements TransientStore

A abstract TransientStore that uses collections to store data in memory.

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<FeatureKey,List<Object>>	manyMap Map that holds loaded multi-valued features.
protected Map<FeatureKey,Object>	singleMap Map that holds loaded single-valued features.

Fields inherited from interface org.eclipse.emf.ecore.InternalEObject.EStore

NO_INDEX

Constructor Summary

Constructors

Constructor and Description
AbstractTransientStore() Constructs a new AbstractTransientStore.

Method Summary

Modifier and Type	Method and Description
void	add(InternalEObject internalObject, EStructuralFeature feature, int index, Object value) Adds the value at the index in the content of the object's feature.
void	clear(InternalEObject internalObject, EStructuralFeature feature) Removes all values form the content of the object's feature
boolean	contains(InternalEObject internalObject, EStructuralFeature feature, Object value) Returns whether the content of the object's feature contains the given value.
EObject	create(EClass eClass) Creates a new instance of the class.
protected List<Object>	createValue() Creates a new value that will be stored in the manyMap.
Object	get(InternalEObject internalObject, EStructuralFeature feature, int index) Returns the value at the index in the content of the object's feature.
InternalEObject	getContainer(InternalEObject internalObject) Returns the object's container.
EStructuralFeature	getContainingFeature(InternalEObject internalObject) Returns the object's containing feature.
int	hashCode(InternalEObject internalObject, EStructuralFeature feature) Returns the hash code of the content of the object's feature.
int	indexOf(InternalEObject internalObject, EStructuralFeature feature, Object value) Returns the first index of the given value in the content of the object's feature.
boolean	isEmpty(InternalEObject internalObject, EStructuralFeature feature) Returns whether the content of the object's feature is empty.
boolean	isSet(InternalEObject internalObject, EStructuralFeature feature) Returns whether the object's feature is considered set.
int	lastIndexOf(InternalEObject internalObject, EStructuralFeature feature, Object value) Returns the last index of the given value in the content of the object's feature.
Object	move(InternalEObject internalObject, EStructuralFeature feature, int targetIndex, int sourceIndex) Moves the value at the source index in the content of the object's feature to the target index.
Object	remove(InternalEObject internalObject, EStructuralFeature feature, int index) Removes the value at the index in the content of the object's feature.
Object	set(InternalEObject internalObject, EStructuralFeature feature, int index, Object value) Sets the value at the index in the content of the object's feature.
int	size(InternalEObject internalObject, EStructuralFeature feature) Returns the number of values in the content of the object's feature.
Object[]	toArray(InternalEObject internalObject, EStructuralFeature feature) Returns a new array of the values in the content of the object's feature.
<T> T[]	toArray(InternalEObject internalObject, EStructuralFeature feature, T[] array) Returns an array of the values in the content of the object's feature.
void	unset(InternalEObject internalObject, EStructuralFeature feature) Unsets the feature of the object.

Methods inherited from class java.lang.Object

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

Field Detail

singleMap

protected Map<FeatureKey,Object> singleMap

Map that holds loaded single-valued features.

manyMap

protected Map<FeatureKey,List<Object>> manyMap

Map that holds loaded multi-valued features.

Constructor Detail

AbstractTransientStore

public AbstractTransientStore()

Constructs a new AbstractTransientStore.

Method Detail

get

public Object get(InternalEObject internalObject,
                  EStructuralFeature feature,
                  int index)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the value at the index in the content of the object's feature.

Specified by:

get in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a feature of the object.

index - an index within the content or InternalEObject.EStore.NO_INDEX.

Returns:

the value at the index in the content of the object's feature.

set

public Object set(InternalEObject internalObject,
                  EStructuralFeature feature,
                  int index,
                  Object value)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Sets the value at the index in the content of the object's feature.

Specified by:

set in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a feature of the object.

index - an index within the content or InternalEObject.EStore.NO_INDEX.

value - the new value.

Returns:

the previous value.

isSet

public boolean isSet(InternalEObject internalObject,
                     EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns whether the object's feature is considered set.

Specified by:

isSet in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a feature of the object.

Returns:

true if the object's feature is considered set.

unset

public void unset(InternalEObject internalObject,
                  EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Unsets the feature of the object.

Specified by:

unset in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a feature of the object.

isEmpty

public boolean isEmpty(InternalEObject internalObject,
                       EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns whether the content of the object's feature is empty.

Specified by:

isEmpty in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

Returns:

true if the content of the object's feature is empty.

size

public int size(InternalEObject internalObject,
                EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the number of values in the content of the object's feature.

Specified by:

size in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

Returns:

the number of values in the content of the object's feature.

contains

public boolean contains(InternalEObject internalObject,
                        EStructuralFeature feature,
                        Object value)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns whether the content of the object's feature contains the given value.

Specified by:

contains in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

value - the value in question.

Returns:

true if the content of the object's feature contains the given value.

indexOf

public int indexOf(InternalEObject internalObject,
                   EStructuralFeature feature,
                   Object value)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the first index of the given value in the content of the object's feature.

Specified by:

indexOf in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

value - the value in question.

Returns:

the first index of the given value in the content of the object's feature.

lastIndexOf

public int lastIndexOf(InternalEObject internalObject,
                       EStructuralFeature feature,
                       Object value)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the last index of the given value in the content of the object's feature.

Specified by:

lastIndexOf in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

value - the value in question.

Returns:

the last index of the given value in the content of the object's feature.

add

public void add(InternalEObject internalObject,
                EStructuralFeature feature,
                int index,
                Object value)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Adds the value at the index in the content of the object's feature.

Specified by:

add in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

index - an index within the content.

value - the value to add.

remove

public Object remove(InternalEObject internalObject,
                     EStructuralFeature feature,
                     int index)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Removes the value at the index in the content of the object's feature.

Specified by:

remove in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

index - the index within the feature's content of the value to remove.

Returns:

the removed value.

move

public Object move(InternalEObject internalObject,
                   EStructuralFeature feature,
                   int targetIndex,
                   int sourceIndex)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Moves the value at the source index in the content of the object's feature to the target index.

Specified by:

move in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

targetIndex - the index within the feature's content to which to move the value.

sourceIndex - the index within the feature's content of the value to move.

Returns:

the moved value.

clear

public void clear(InternalEObject internalObject,
                  EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Removes all values form the content of the object's feature

Specified by:

clear in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

toArray

public Object[] toArray(InternalEObject internalObject,
                        EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns a new array of the values in the content of the object's feature.

Specified by:

toArray in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

Returns:

a new array of the values in the content of the object's feature.

toArray

public <T> T[] toArray(InternalEObject internalObject,
                       EStructuralFeature feature,
                       T[] array)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns an array of the values in the content of the object's feature. The given array will be used, unless it's too small, in which case a new array of the same type is allocated instead.

Specified by:

toArray in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

array - the array to fill.

Returns:

an array of the values in the content of the object's feature.

hashCode

public int hashCode(InternalEObject internalObject,
                    EStructuralFeature feature)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the hash code of the content of the object's feature.

Specified by:

hashCode in interface InternalEObject.EStore

Parameters:

internalObject - the object in question.

feature - a many-valued feature of the object.

Returns:

the hash code of the content of the object's feature.

getContainer

public InternalEObject getContainer(InternalEObject internalObject)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the object's container.

Specified by:

getContainer in interface InternalEObject.EStore

Returns:

the object's container.

See Also:

EObject.eContainer()

getContainingFeature

public EStructuralFeature getContainingFeature(InternalEObject internalObject)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Returns the object's containing feature.

Specified by:

getContainingFeature in interface InternalEObject.EStore

Returns:

the object's containing feature.

See Also:

EObject.eContainingFeature()

create

public EObject create(EClass eClass)

Description copied from interface: org.eclipse.emf.ecore.InternalEObject.EStore

Creates a new instance of the class.

Specified by:

create in interface InternalEObject.EStore

Parameters:

eClass - the class to instantiate.

Returns:

a new instance of the class.

createValue

protected List<Object> createValue()

Creates a new value that will be stored in the manyMap.

Returns:

a new List