diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java')
| -rw-r--r-- | plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java | 548 |
1 files changed, 252 insertions, 296 deletions
diff --git a/plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java b/plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java index 1de7bfd566..f607f663b2 100644 --- a/plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java +++ b/plugins/org.eclipse.emf.cdo.ecore.retrofit/src/org/eclipse/emf/ecore/impl/MinimalEStoreEObjectImpl.java @@ -24,304 +24,260 @@ import org.eclipse.emf.ecore.util.EcoreEMap; import org.eclipse.emf.ecore.util.FeatureMap; import org.eclipse.emf.ecore.util.FeatureMapUtil; - /** - * A minimal abstract implementation of '<em><b>EObject</b></em>' that delegates to a {@link org.eclipse.emf.ecore.InternalEObject.EStore store}. - * It's extends {@link MinimalEObjectImpl} and does <b>not</b> introduce any additional fields. - * Clients extending this class must specialize {@link #eStore()}. + * A minimal abstract implementation of '<em><b>EObject</b></em>' that delegates + * to a {@link org.eclipse.emf.ecore.InternalEObject.EStore store}. It's extends + * {@link MinimalEObjectImpl} and does <b>not</b> introduce any additional + * fields. Clients extending this class must specialize {@link #eStore()}. + * * @since 2.9 */ @SuppressWarnings("javadoc") -public abstract class MinimalEStoreEObjectImpl extends MinimalEObjectImpl -{ - private static final EObservableAdapterList.Listener ADAPTERS_LISTENER = new EObservableAdapterList.Listener() - { - public void added(Notifier notifier, Adapter adapter) - { - MinimalEStoreEObjectImpl object = (MinimalEStoreEObjectImpl) notifier; - object.eAdapterAdded(adapter); - } - - public void removed(Notifier notifier, Adapter adapter) - { - MinimalEStoreEObjectImpl object = (MinimalEStoreEObjectImpl) notifier; - object.eAdapterRemoved(adapter); - } - }; - - /** - * Creates a store-based EObject. - */ - public MinimalEStoreEObjectImpl() - { - super(); - } - - /** - * Creates a store-based EObject. - */ - public MinimalEStoreEObjectImpl(EClass eClass) - { - super(); - eSetClass(eClass); - } - - @Override - public abstract InternalEObject.EStore eStore(); - - protected boolean eIsCaching() - { - return true; - } - - @Override -Object[] eDynamicSettings() - { - Object[] settings = eBasicSettings(); - if (settings == null) - { - eSettings(); - settings = eBasicSettings(); - } - return settings; - } - - @Override - public Object dynamicGet(int dynamicFeatureID) - { - Object[] eSettings = eDynamicSettings(); - Object result = eSettings[dynamicFeatureID]; - if (result == null) - { - EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); - if (!eStructuralFeature.isTransient()) - { - if (FeatureMapUtil.isFeatureMap(eStructuralFeature)) - { - eSettings[dynamicFeatureID] = result = createFeatureMap(eStructuralFeature); - } - else if (eStructuralFeature.isMany()) - { - eSettings[dynamicFeatureID] = result = createList(eStructuralFeature); - } - else - { - result = eStore().get(this, eStructuralFeature, InternalEObject.EStore.NO_INDEX); - if (eIsCaching()) - { - eSettings[dynamicFeatureID] = result; - } - } - } - } - return result; - } - - @Override - public void dynamicSet(int dynamicFeatureID, Object value) - { - Object[] eSettings = eDynamicSettings(); - EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); - if (eStructuralFeature.isTransient()) - { - eSettings[dynamicFeatureID] = value; - } - else - { - eStore().set(this, eStructuralFeature, InternalEObject.EStore.NO_INDEX, value); - if (eIsCaching()) - { - eSettings[dynamicFeatureID] = value; - } - } - } - - @Override - public void dynamicUnset(int dynamicFeatureID) - { - Object[] eSettings = eDynamicSettings(); - EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); - if (eStructuralFeature.isTransient()) - { - eSettings[dynamicFeatureID] = null; - } - else - { - eStore().unset(this, eStructuralFeature); - eSettings[dynamicFeatureID] = null; - } - } - - @Override - protected boolean eDynamicIsSet(int dynamicFeatureID, EStructuralFeature eFeature) - { - return dynamicFeatureID < 0 ? eOpenIsSet(eFeature) : eFeature.isTransient() ? eSettingDelegate(eFeature).dynamicIsSet(this, eSettings(), dynamicFeatureID) - : eStore().isSet(this, eFeature); - } - - @SuppressWarnings("nls") - protected EList<?> createList(final EStructuralFeature eStructuralFeature) - { - final EClassifier eType = eStructuralFeature.getEType(); - if (eType.getInstanceClassName() == "java.util.Map$Entry") - { - class EStoreEcoreEMap extends EcoreEMap<Object, Object> - { - private static final long serialVersionUID = 1L; - - public EStoreEcoreEMap() - { - super((EClass) eType, BasicEMap.Entry.class, null); - delegateEList = new EStoreEObjectImpl.BasicEStoreEList<BasicEMap.Entry<Object, Object>>(MinimalEStoreEObjectImpl.this, eStructuralFeature) - { - private static final long serialVersionUID = 1L; - - @Override - protected void didAdd(int index, BasicEMap.Entry<Object, Object> newObject) - { - EStoreEcoreEMap.this.doPut(newObject); - } - - @Override - protected void didSet(int index, BasicEMap.Entry<Object, Object> newObject, BasicEMap.Entry<Object, Object> oldObject) - { - didRemove(index, oldObject); - didAdd(index, newObject); - } - - @Override - protected void didRemove(int index, BasicEMap.Entry<Object, Object> oldObject) - { - EStoreEcoreEMap.this.doRemove(oldObject); - } - - @Override - protected void didClear(int size, Object[] oldObjects) - { - EStoreEcoreEMap.this.doClear(); - } - - @Override - protected void didMove(int index, BasicEMap.Entry<Object, Object> movedObject, int oldIndex) - { - EStoreEcoreEMap.this.doMove(movedObject); - } - }; - size = delegateEList.size(); - } - } - return new EStoreEcoreEMap(); - } - return new EStoreEObjectImpl.BasicEStoreEList<Object>(this, eStructuralFeature); - } - - protected FeatureMap createFeatureMap(EStructuralFeature eStructuralFeature) - { - return new EStoreEObjectImpl.EStoreFeatureMap(this, eStructuralFeature, eStore()); - } - - /** - * Returns the container as cached by {@link MinimalEObjectImpl#eInternalContainer()}. - */ - protected InternalEObject eBasicInternalContainer() - { - return super.eInternalContainer(); - } - - /** - * Returns the container as {@link InternalEObject.EStore#getContainer(InternalEObject) provided} by the store. - */ - @Override - public InternalEObject eInternalContainer() - { - return eStore().getContainer(this); - } - - /** - * Returns the container feature ID as cached by {@link MinimalEObjectImpl#eContainerFeatureID()}. - */ - protected int eBasicContainerFeatureID() - { - return super.eContainerFeatureID(); - } - - /** - * Returns the container feature ID as computed from the container feature {@link InternalEObject.EStore#getContainingFeature(InternalEObject) provided} by the store. - */ - @Override - public int eContainerFeatureID() - { - EObject eContainer = eInternalContainer(); - if (eContainer != null) - { - EStructuralFeature eContainingFeature = eStore().getContainingFeature(this); - if (eContainingFeature instanceof EReference) - { - EReference eContainingReference = (EReference) eContainingFeature; - EReference eOpposite = eContainingReference.getEOpposite(); - if (eOpposite != null) - { - return eClass().getFeatureID(eOpposite); - } - } - - return EOPPOSITE_FEATURE_BASE - eContainer.eClass().getFeatureID(eContainingFeature); - } - - return 0; - } - - @Override - protected int eStaticFeatureCount() - { - return 0; - } - - @Override - public int eDerivedStructuralFeatureID(EStructuralFeature eStructuralFeature) - { - return eClass().getFeatureID(eStructuralFeature); - } - - @Override - protected void eBasicSetAdapterArray(Adapter[] adapters) - { - Adapter[] oldAdapters = eBasicAdapterArray(); - if (adapters == null || adapters.length == 0) - { - adapters = null;// Optimize possibly empty array - if (oldAdapters != null) // Can't be empty array because of the optimization above - { - ((EObservableAdapterList) eAdapters()).removeListener(ADAPTERS_LISTENER); - } - } - else - { - if (oldAdapters == null) // Can't be empty array because of the optimization above - { - ((EObservableAdapterList) eAdapters()).addListener(ADAPTERS_LISTENER); - } - } - super.eBasicSetAdapterArray(adapters); - } - - @Override -protected EObservableAdapterList.Listener[] eBasicAdapterListeners() - { - throw new UnsupportedOperationException(); - } - - @Override -protected void eBasicSetAdapterListeners(EObservableAdapterList.Listener[] eAdapterListeners) - { - throw new UnsupportedOperationException(); - } - - protected void eAdapterAdded(Adapter adapter) - { - } - - protected void eAdapterRemoved(Adapter adapter) - { - } +public abstract class MinimalEStoreEObjectImpl extends MinimalEObjectImpl { + private static final EObservableAdapterList.Listener ADAPTERS_LISTENER = new EObservableAdapterList.Listener() { + public void added(Notifier notifier, Adapter adapter) { + MinimalEStoreEObjectImpl object = (MinimalEStoreEObjectImpl) notifier; + object.eAdapterAdded(adapter); + } + + public void removed(Notifier notifier, Adapter adapter) { + MinimalEStoreEObjectImpl object = (MinimalEStoreEObjectImpl) notifier; + object.eAdapterRemoved(adapter); + } + }; + + /** + * Creates a store-based EObject. + */ + public MinimalEStoreEObjectImpl() { + super(); + } + + /** + * Creates a store-based EObject. + */ + public MinimalEStoreEObjectImpl(EClass eClass) { + super(); + eSetClass(eClass); + } + + @Override + public abstract InternalEObject.EStore eStore(); + + protected boolean eIsCaching() { + return true; + } + + @Override + Object[] eDynamicSettings() { + Object[] settings = eBasicSettings(); + if (settings == null) { + eSettings(); + settings = eBasicSettings(); + } + return settings; + } + + @Override + public Object dynamicGet(int dynamicFeatureID) { + Object[] eSettings = eDynamicSettings(); + Object result = eSettings[dynamicFeatureID]; + if (result == null) { + EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); + if (!eStructuralFeature.isTransient()) { + if (FeatureMapUtil.isFeatureMap(eStructuralFeature)) { + eSettings[dynamicFeatureID] = result = createFeatureMap(eStructuralFeature); + } else if (eStructuralFeature.isMany()) { + eSettings[dynamicFeatureID] = result = createList(eStructuralFeature); + } else { + result = eStore().get(this, eStructuralFeature, InternalEObject.EStore.NO_INDEX); + if (eIsCaching()) { + eSettings[dynamicFeatureID] = result; + } + } + } + } + return result; + } + + @Override + public void dynamicSet(int dynamicFeatureID, Object value) { + Object[] eSettings = eDynamicSettings(); + EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); + if (eStructuralFeature.isTransient()) { + eSettings[dynamicFeatureID] = value; + } else { + eStore().set(this, eStructuralFeature, InternalEObject.EStore.NO_INDEX, value); + if (eIsCaching()) { + eSettings[dynamicFeatureID] = value; + } + } + } + + @Override + public void dynamicUnset(int dynamicFeatureID) { + Object[] eSettings = eDynamicSettings(); + EStructuralFeature eStructuralFeature = eDynamicFeature(dynamicFeatureID); + if (eStructuralFeature.isTransient()) { + eSettings[dynamicFeatureID] = null; + } else { + eStore().unset(this, eStructuralFeature); + eSettings[dynamicFeatureID] = null; + } + } + + @Override + protected boolean eDynamicIsSet(int dynamicFeatureID, EStructuralFeature eFeature) { + return dynamicFeatureID < 0 ? eOpenIsSet(eFeature) + : eFeature.isTransient() ? eSettingDelegate(eFeature).dynamicIsSet(this, eSettings(), dynamicFeatureID) + : eStore().isSet(this, eFeature); + } + + @SuppressWarnings("nls") + protected EList<?> createList(final EStructuralFeature eStructuralFeature) { + final EClassifier eType = eStructuralFeature.getEType(); + if (eType.getInstanceClassName() == "java.util.Map$Entry") { + class EStoreEcoreEMap extends EcoreEMap<Object, Object> { + private static final long serialVersionUID = 1L; + + public EStoreEcoreEMap() { + super((EClass) eType, BasicEMap.Entry.class, null); + delegateEList = new EStoreEObjectImpl.BasicEStoreEList<BasicEMap.Entry<Object, Object>>( + MinimalEStoreEObjectImpl.this, eStructuralFeature) { + private static final long serialVersionUID = 1L; + + @Override + protected void didAdd(int index, BasicEMap.Entry<Object, Object> newObject) { + EStoreEcoreEMap.this.doPut(newObject); + } + + @Override + protected void didSet(int index, BasicEMap.Entry<Object, Object> newObject, + BasicEMap.Entry<Object, Object> oldObject) { + didRemove(index, oldObject); + didAdd(index, newObject); + } + + @Override + protected void didRemove(int index, BasicEMap.Entry<Object, Object> oldObject) { + EStoreEcoreEMap.this.doRemove(oldObject); + } + + @Override + protected void didClear(int size, Object[] oldObjects) { + EStoreEcoreEMap.this.doClear(); + } + + @Override + protected void didMove(int index, BasicEMap.Entry<Object, Object> movedObject, int oldIndex) { + EStoreEcoreEMap.this.doMove(movedObject); + } + }; + size = delegateEList.size(); + } + } + return new EStoreEcoreEMap(); + } + return new EStoreEObjectImpl.BasicEStoreEList<Object>(this, eStructuralFeature); + } + + protected FeatureMap createFeatureMap(EStructuralFeature eStructuralFeature) { + return new EStoreEObjectImpl.EStoreFeatureMap(this, eStructuralFeature, eStore()); + } + + /** + * Returns the container as cached by + * {@link MinimalEObjectImpl#eInternalContainer()}. + */ + protected InternalEObject eBasicInternalContainer() { + return super.eInternalContainer(); + } + + /** + * Returns the container as + * {@link InternalEObject.EStore#getContainer(InternalEObject) provided} by + * the store. + */ + @Override + public InternalEObject eInternalContainer() { + return eStore().getContainer(this); + } + + /** + * Returns the container feature ID as cached by + * {@link MinimalEObjectImpl#eContainerFeatureID()}. + */ + protected int eBasicContainerFeatureID() { + return super.eContainerFeatureID(); + } + + /** + * Returns the container feature ID as computed from the container feature + * {@link InternalEObject.EStore#getContainingFeature(InternalEObject) + * provided} by the store. + */ + @Override + public int eContainerFeatureID() { + EObject eContainer = eInternalContainer(); + if (eContainer != null) { + EStructuralFeature eContainingFeature = eStore().getContainingFeature(this); + if (eContainingFeature instanceof EReference) { + EReference eContainingReference = (EReference) eContainingFeature; + EReference eOpposite = eContainingReference.getEOpposite(); + if (eOpposite != null) { + return eClass().getFeatureID(eOpposite); + } + } + + return EOPPOSITE_FEATURE_BASE - eContainer.eClass().getFeatureID(eContainingFeature); + } + + return 0; + } + + @Override + protected int eStaticFeatureCount() { + return 0; + } + + @Override + public int eDerivedStructuralFeatureID(EStructuralFeature eStructuralFeature) { + return eClass().getFeatureID(eStructuralFeature); + } + + @Override + protected void eBasicSetAdapterArray(Adapter[] adapters) { + Adapter[] oldAdapters = eBasicAdapterArray(); + if (adapters == null || adapters.length == 0) { + adapters = null;// Optimize possibly empty array + if (oldAdapters != null) // Can't be empty array because of the + // optimization above + { + ((EObservableAdapterList) eAdapters()).removeListener(ADAPTERS_LISTENER); + } + } else { + if (oldAdapters == null) // Can't be empty array because of the + // optimization above + { + ((EObservableAdapterList) eAdapters()).addListener(ADAPTERS_LISTENER); + } + } + super.eBasicSetAdapterArray(adapters); + } + + @Override + protected EObservableAdapterList.Listener[] eBasicAdapterListeners() { + throw new UnsupportedOperationException(); + } + + @Override + protected void eBasicSetAdapterListeners(EObservableAdapterList.Listener[] eAdapterListeners) { + throw new UnsupportedOperationException(); + } + + protected void eAdapterAdded(Adapter adapter) { + } + + protected void eAdapterRemoved(Adapter adapter) { + } } |