org.eclipse.xtext

Class EcoreUtil2

java.lang.Object

org.eclipse.emf.ecore.util.EcoreUtil

org.eclipse.xtext.EcoreUtil2

public class EcoreUtil2
extends org.eclipse.emf.ecore.util.EcoreUtil

Author:

Heiko Behrens, Sebastian Zarnekow, Sven Efftinge, Michael Clay

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	EcoreUtil2.ElementReferenceAcceptor

Nested classes/interfaces inherited from class org.eclipse.emf.ecore.util.EcoreUtil

org.eclipse.emf.ecore.util.EcoreUtil.AbstractFilteredSettingsIterator<E>, org.eclipse.emf.ecore.util.EcoreUtil.ContentTreeIterator<E>, org.eclipse.emf.ecore.util.EcoreUtil.Copier, org.eclipse.emf.ecore.util.EcoreUtil.CrossReferencer, org.eclipse.emf.ecore.util.EcoreUtil.EGenericTypeConverter, org.eclipse.emf.ecore.util.EcoreUtil.EqualityHelper, org.eclipse.emf.ecore.util.EcoreUtil.ExternalCrossReferencer, org.eclipse.emf.ecore.util.EcoreUtil.FilteredSettingsIterator, org.eclipse.emf.ecore.util.EcoreUtil.ProperContentIterator<E>, org.eclipse.emf.ecore.util.EcoreUtil.ProxyCrossReferencer, org.eclipse.emf.ecore.util.EcoreUtil.UnresolvedProxyCrossReferencer, org.eclipse.emf.ecore.util.EcoreUtil.UsageCrossReferencer

Field Summary

Fields inherited from class org.eclipse.emf.ecore.util.EcoreUtil

GEN_MODEL_PACKAGE_NS_URI, GET, IS_SET, SET, UNSET

Constructor Summary

Constructors

Constructor and Description
EcoreUtil2()

Method Summary

Methods

Modifier and Type	Method and Description
static <T extends org.eclipse.emf.ecore.EObject> T	clone(T eObject) Deprecated. use EcoreUtil.copy(EObject) instead.
static <T extends org.eclipse.emf.ecore.resource.ResourceSet> T	clone(T target, org.eclipse.emf.ecore.resource.ResourceSet source) copies contents of a resource set into a new one
static <T extends org.eclipse.emf.ecore.EObject> T	cloneIfContained(T eObject) only clones the element if it is contained in another EObject or another Resource
static <T extends org.eclipse.emf.ecore.EObject> T	cloneWithProxies(T original) Clones the given EObject without resolving any proxies.
static <T> List<T>	collect(Collection<? extends org.eclipse.emf.ecore.EObject> instances, int featureId, Class<T> type)
static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject>	eAll(org.eclipse.emf.ecore.EObject obj)
static Iterable<org.eclipse.emf.ecore.EObject>	eAllContents(org.eclipse.emf.ecore.EObject n)
static List<org.eclipse.emf.ecore.EObject>	eAllContentsAsList(org.eclipse.emf.ecore.EObject ele)
static List<org.eclipse.emf.ecore.EObject>	eAllContentsAsList(org.eclipse.emf.ecore.resource.Resource resource)
static <T extends org.eclipse.emf.ecore.EObject> List<T>	eAllOfType(org.eclipse.emf.ecore.EObject ele, Class<T> type)
static void	findCrossReferences(org.eclipse.emf.ecore.EObject rootElement, Set<? extends org.eclipse.emf.ecore.EObject> targets, EcoreUtil2.ElementReferenceAcceptor acceptor) A better performing alternative to the EcoreUtil.CrossReferencer.
static Iterable<org.eclipse.emf.ecore.EObject>	getAllContainers(org.eclipse.emf.ecore.EObject obj) Returns an Iterable that iterates over all containers of this EObject, from leaf to root.
static <T extends org.eclipse.emf.ecore.EObject> List<T>	getAllContentsOfType(org.eclipse.emf.ecore.EObject ele, Class<T> type)
static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject>	getAllNonDerivedContents(org.eclipse.emf.ecore.EObject root) Same as getAllNonDerivedContents(root, false).
static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject>	getAllNonDerivedContents(org.eclipse.emf.ecore.EObject root, boolean includeRoot)
static List<org.eclipse.emf.ecore.EObject>	getAllReferencedObjects(org.eclipse.emf.ecore.EObject referer, org.eclipse.emf.ecore.EReference reference)
static Collection<org.eclipse.emf.ecore.EClass>	getAllSuperTypes(org.eclipse.emf.ecore.EClass eClass) In addition to EClassifierInfos.getAllEClassInfos() this implementation can deal with cycles in type hierarchy
static org.eclipse.emf.ecore.EClassifier	getCompatibleType(org.eclipse.emf.ecore.EClassifier typeA, org.eclipse.emf.ecore.EClassifier typeB)
static org.eclipse.emf.ecore.EClassifier	getCompatibleType(org.eclipse.emf.ecore.EClassifier typeA, org.eclipse.emf.ecore.EClassifier typeB, org.eclipse.emf.ecore.EObject grammarContext)
static List<org.eclipse.emf.ecore.EClass>	getCompatibleTypesOf(org.eclipse.emf.ecore.EClass eClass)
static <T extends org.eclipse.emf.ecore.EObject> T	getContainerOfType(org.eclipse.emf.ecore.EObject ele, Class<T> type) Returns the closest container object of the requested type.
static org.eclipse.emf.ecore.EReference	getEReferenceFromExternalForm(org.eclipse.emf.ecore.EPackage.Registry registry, String externalForm) looks up the EReference in the passed registry, given the external form. if registry == null this
static org.eclipse.emf.ecore.EObject	getNextSibling(org.eclipse.emf.ecore.EObject eObject)
static Iterator<org.eclipse.emf.ecore.EObject>	getNonDerivedContents(org.eclipse.emf.ecore.EObject eObject)
static org.eclipse.emf.common.util.URI	getNormalizedResourceURI(org.eclipse.emf.ecore.EObject eObject)
static org.eclipse.emf.common.util.URI	getNormalizedURI(org.eclipse.emf.ecore.EObject eObject)
static org.eclipse.emf.common.util.URI	getNormalizedURI(org.eclipse.emf.ecore.resource.Resource resource)
static org.eclipse.emf.common.util.URI	getPlatformResourceOrNormalizedURI(org.eclipse.emf.ecore.EObject eObject)
static org.eclipse.emf.common.util.URI	getPlatformResourceOrNormalizedURI(org.eclipse.emf.ecore.resource.Resource resource)
static org.eclipse.emf.ecore.EObject	getPreviousSibling(org.eclipse.emf.ecore.EObject eObject)
static org.eclipse.emf.ecore.resource.Resource	getResource(org.eclipse.emf.ecore.resource.Resource context, String uri)
static org.eclipse.emf.ecore.resource.ResourceSet	getResourceSet(org.eclipse.emf.common.notify.Notifier ctx)
static <T extends org.eclipse.emf.ecore.EObject> List<T>	getSiblingsOfType(org.eclipse.emf.ecore.EObject ele, Class<T> type)
static String	getURIFragment(org.eclipse.emf.ecore.EObject eObject)
static boolean	hasSameURI(org.eclipse.emf.ecore.EObject o0, org.eclipse.emf.ecore.EObject o1)
static boolean	isAssignableFrom(org.eclipse.emf.ecore.EClass superType, org.eclipse.emf.ecore.EClass candidate) Returns whether the given super type is the same as, or a super type of, some other class.
static boolean	isValidUri(org.eclipse.emf.ecore.EObject context, org.eclipse.emf.common.util.URI uri)
static boolean	isValidUri(org.eclipse.emf.ecore.resource.Resource resource, org.eclipse.emf.common.util.URI uri) checks whether the given URI can be loaded given the context.
static org.eclipse.emf.ecore.EPackage	loadEPackage(String uriAsString, ClassLoader classLoader)
static void	resolveAll(org.eclipse.emf.ecore.EObject eObject, CancelIndicator monitor)
static void	resolveAll(org.eclipse.emf.ecore.resource.Resource resource, CancelIndicator monitor)
static void	resolveLazyCrossReferences(org.eclipse.emf.ecore.resource.Resource resource, CancelIndicator monitor) If the given resource is a LazyLinkingResource the implementation delegates to LazyLinkingResource.resolveLazyCrossReferences(CancelIndicator) otherwise to resolveAll(Resource, CancelIndicator).
static String	toExternalForm(org.eclipse.emf.ecore.EReference ref) creates an external form of the given EReference.
static <T> List<T>	typeSelect(List<?> elements, Class<T> clazz)

Methods inherited from class org.eclipse.emf.ecore.util.EcoreUtil

computeDiagnostic, convertToString, copy, copyAll, create, createFromString, delete, delete, equals, equals, filterDescendants, freeze, generateUUID, generateUUID, getAdapter, getAdapterFactory, getAllContents, getAllContents, getAllContents, getAllContents, getAllContents, getAllProperContents, getAllProperContents, getAllProperContents, getAllProperContents, getAnnotation, getConstraints, getConversionDelegateFactory, getConversionDelegates, getDocumentation, getEObject, getExistingAdapter, getID, getIdentification, getInvocationDelegateFactory, getInvocationDelegates, getObjectByType, getObjectsByType, getRegisteredAdapter, getRegisteredAdapter, getReifiedType, getRelativeURIFragmentPath, getRootContainer, getRootContainer, getSettingDelegateFactory, getSettingDelegates, getURI, getValidationDelegates, indexOf, isAncestor, isAncestor, isAncestor, isAncestor, isInvariant, isSuppressedVisibility, isSuppressedVisibility, remove, remove, remove, replace, replace, replace, resolve, resolve, resolve, resolveAll, resolveAll, resolveAll, setAnnotation, setConstraints, setConversionDelegates, setDocumentation, setEList, setEList, setID, setInvocationDelegates, setSettingDelegates, setSuppressedVisibility, setSuppressedVisibility, setValidationDelegates, toJavaInstanceTypeName, wrapperClassFor

Methods inherited from class java.lang.Object

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

Constructor Detail

EcoreUtil2

public EcoreUtil2()

Method Detail

getNextSibling

public static org.eclipse.emf.ecore.EObject getNextSibling(org.eclipse.emf.ecore.EObject eObject)

Returns:

the next sibling of the passed eObject or null

Since:

2.1

getPreviousSibling

public static org.eclipse.emf.ecore.EObject getPreviousSibling(org.eclipse.emf.ecore.EObject eObject)

Returns:

the previous sibling of the passed eObject or null

Since:

2.1

getContainerOfType

public static <T extends org.eclipse.emf.ecore.EObject> T getContainerOfType(org.eclipse.emf.ecore.EObject ele,
                                                             Class<T> type)

Returns the closest container object of the requested type. If the given object is an instance of the requested type, then the object itself will be returned. If no container object is of the requested type, then null will be returned.

getSiblingsOfType

public static <T extends org.eclipse.emf.ecore.EObject> List<T> getSiblingsOfType(org.eclipse.emf.ecore.EObject ele,
                                                                  Class<T> type)

Since:

2.1

clone

@Deprecated
public static <T extends org.eclipse.emf.ecore.EObject> T clone(T eObject)

Deprecated. use EcoreUtil.copy(EObject) instead.

A generified facade to EcoreUtil.copy(EObject). Note that since EMF 2.6 EcoreUtil.copy(EObject) is already generic.

cloneWithProxies

public static <T extends org.eclipse.emf.ecore.EObject> T cloneWithProxies(T original)

Clones the given EObject without resolving any proxies.

cloneIfContained

public static <T extends org.eclipse.emf.ecore.EObject> T cloneIfContained(T eObject)

only clones the element if it is contained in another EObject or another Resource

clone

public static <T extends org.eclipse.emf.ecore.resource.ResourceSet> T clone(T target,
                                                             org.eclipse.emf.ecore.resource.ResourceSet source)

copies contents of a resource set into a new one

getAllContentsOfType

public static <T extends org.eclipse.emf.ecore.EObject> List<T> getAllContentsOfType(org.eclipse.emf.ecore.EObject ele,
                                                                     Class<T> type)

typeSelect

public static <T> List<T> typeSelect(List<?> elements,
                     Class<T> clazz)

collect

public static <T> List<T> collect(Collection<? extends org.eclipse.emf.ecore.EObject> instances,
                  int featureId,
                  Class<T> type)

eAllOfType

public static <T extends org.eclipse.emf.ecore.EObject> List<T> eAllOfType(org.eclipse.emf.ecore.EObject ele,
                                                           Class<T> type)

eAll

public static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject> eAll(org.eclipse.emf.ecore.EObject obj)

eAllContents

public static Iterable<org.eclipse.emf.ecore.EObject> eAllContents(org.eclipse.emf.ecore.EObject n)

eAllContentsAsList

public static List<org.eclipse.emf.ecore.EObject> eAllContentsAsList(org.eclipse.emf.ecore.EObject ele)

eAllContentsAsList

public static List<org.eclipse.emf.ecore.EObject> eAllContentsAsList(org.eclipse.emf.ecore.resource.Resource resource)

loadEPackage

public static final org.eclipse.emf.ecore.EPackage loadEPackage(String uriAsString,
                                          ClassLoader classLoader)

getURIFragment

public static String getURIFragment(org.eclipse.emf.ecore.EObject eObject)

getCompatibleType

public static org.eclipse.emf.ecore.EClassifier getCompatibleType(org.eclipse.emf.ecore.EClassifier typeA,
                                                  org.eclipse.emf.ecore.EClassifier typeB)

getCompatibleType

public static org.eclipse.emf.ecore.EClassifier getCompatibleType(org.eclipse.emf.ecore.EClassifier typeA,
                                                  org.eclipse.emf.ecore.EClassifier typeB,
                                                  org.eclipse.emf.ecore.EObject grammarContext)

Since:

2.1

getCompatibleTypesOf

public static List<org.eclipse.emf.ecore.EClass> getCompatibleTypesOf(org.eclipse.emf.ecore.EClass eClass)

getAllSuperTypes

public static Collection<org.eclipse.emf.ecore.EClass> getAllSuperTypes(org.eclipse.emf.ecore.EClass eClass)

In addition to EClassifierInfos.getAllEClassInfos() this implementation can deal with cycles in type hierarchy

isAssignableFrom

public static boolean isAssignableFrom(org.eclipse.emf.ecore.EClass superType,
                       org.eclipse.emf.ecore.EClass candidate)

Returns whether the given super type is the same as, or a super type of, some other class.

Parameters:

superType - the super type

candidate - the subtype

Returns:

whether the super type is the same as, or a super type of, some other class.

getAllReferencedObjects

public static List<org.eclipse.emf.ecore.EObject> getAllReferencedObjects(org.eclipse.emf.ecore.EObject referer,
                                                          org.eclipse.emf.ecore.EReference reference)

isValidUri

public static boolean isValidUri(org.eclipse.emf.ecore.resource.Resource resource,
                 org.eclipse.emf.common.util.URI uri)

checks whether the given URI can be loaded given the context. I.e. there's a resource set with a corresponding resource factory and the physical resource exists.

isValidUri

public static boolean isValidUri(org.eclipse.emf.ecore.EObject context,
                 org.eclipse.emf.common.util.URI uri)

getResource

public static org.eclipse.emf.ecore.resource.Resource getResource(org.eclipse.emf.ecore.resource.Resource context,
                                                  String uri)

getResourceSet

public static org.eclipse.emf.ecore.resource.ResourceSet getResourceSet(org.eclipse.emf.common.notify.Notifier ctx)

resolveAll

public static void resolveAll(org.eclipse.emf.ecore.resource.Resource resource,
              CancelIndicator monitor)

resolveLazyCrossReferences

public static void resolveLazyCrossReferences(org.eclipse.emf.ecore.resource.Resource resource,
                              CancelIndicator monitor)

If the given resource is a LazyLinkingResource the implementation delegates to LazyLinkingResource.resolveLazyCrossReferences(CancelIndicator) otherwise to resolveAll(Resource, CancelIndicator).

resolveAll

public static void resolveAll(org.eclipse.emf.ecore.EObject eObject,
              CancelIndicator monitor)

See Also:

EcoreUtil.resolveAll(EObject)

toExternalForm

public static String toExternalForm(org.eclipse.emf.ecore.EReference ref)

creates an external form of the given EReference. Use getEReferenceFromExternalForm(org.eclipse.emf.ecore.EPackage.Registry, String) to retrieve the EReference back.

getEReferenceFromExternalForm

public static org.eclipse.emf.ecore.EReference getEReferenceFromExternalForm(org.eclipse.emf.ecore.EPackage.Registry registry,
                                                             String externalForm)

looks up the EReference in the passed registry, given the external form. if registry == null this

hasSameURI

public static boolean hasSameURI(org.eclipse.emf.ecore.EObject o0,
                 org.eclipse.emf.ecore.EObject o1)

getNormalizedResourceURI

public static org.eclipse.emf.common.util.URI getNormalizedResourceURI(org.eclipse.emf.ecore.EObject eObject)

getNormalizedURI

public static org.eclipse.emf.common.util.URI getNormalizedURI(org.eclipse.emf.ecore.EObject eObject)

getNormalizedURI

public static org.eclipse.emf.common.util.URI getNormalizedURI(org.eclipse.emf.ecore.resource.Resource resource)

getPlatformResourceOrNormalizedURI

public static org.eclipse.emf.common.util.URI getPlatformResourceOrNormalizedURI(org.eclipse.emf.ecore.EObject eObject)

Returns:

the eobject's URI in the normalized form or as is if it is a platform:/resource URI.

Since:

2.4

getPlatformResourceOrNormalizedURI

public static org.eclipse.emf.common.util.URI getPlatformResourceOrNormalizedURI(org.eclipse.emf.ecore.resource.Resource resource)

Returns:

the resources uri in the normalized form or as is if it is a platform:/resource URI.

Since:

2.4

findCrossReferences

public static void findCrossReferences(org.eclipse.emf.ecore.EObject rootElement,
                       Set<? extends org.eclipse.emf.ecore.EObject> targets,
                       EcoreUtil2.ElementReferenceAcceptor acceptor)

A better performing alternative to the EcoreUtil.CrossReferencer.

Since:

2.4

getAllNonDerivedContents

public static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject> getAllNonDerivedContents(org.eclipse.emf.ecore.EObject root,
                                                                                               boolean includeRoot)

Since:

2.6

getAllNonDerivedContents

public static org.eclipse.emf.common.util.TreeIterator<org.eclipse.emf.ecore.EObject> getAllNonDerivedContents(org.eclipse.emf.ecore.EObject root)

Same as getAllNonDerivedContents(root, false).

Since:

2.6

getNonDerivedContents

public static Iterator<org.eclipse.emf.ecore.EObject> getNonDerivedContents(org.eclipse.emf.ecore.EObject eObject)

Since:

2.6

getAllContainers

public static Iterable<org.eclipse.emf.ecore.EObject> getAllContainers(org.eclipse.emf.ecore.EObject obj)

Returns an Iterable that iterates over all containers of this EObject, from leaf to root. The obj itself is not included.

Since:

2.9