| /******************************************************************************* |
| * Copyright 2011 Chair for Applied Software Engineering, |
| * Technische Universitaet Muenchen. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| ******************************************************************************/ |
| package org.eclipse.emf.emfstore.server.model.versioning.operations.impl; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.NotificationChain; |
| import org.eclipse.emf.common.util.EList; |
| import org.eclipse.emf.ecore.EClass; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EReference; |
| import org.eclipse.emf.ecore.InternalEObject; |
| import org.eclipse.emf.ecore.impl.ENotificationImpl; |
| import org.eclipse.emf.emfstore.common.model.IdEObjectCollection; |
| import org.eclipse.emf.emfstore.common.model.ModelElementId; |
| import org.eclipse.emf.emfstore.server.model.versioning.operations.AbstractOperation; |
| import org.eclipse.emf.emfstore.server.model.versioning.operations.MultiReferenceSetOperation; |
| import org.eclipse.emf.emfstore.server.model.versioning.operations.OperationsFactory; |
| import org.eclipse.emf.emfstore.server.model.versioning.operations.OperationsPackage; |
| import org.eclipse.emf.emfstore.server.model.versioning.operations.UnkownFeatureException; |
| |
| /** |
| * <!-- begin-user-doc --> An implementation of the model object ' |
| * <em><b>Multi Reference Set Operation</b></em>'. <!-- end-user-doc --> |
| * <p> |
| * The following features are implemented: |
| * <ul> |
| * <li> |
| * {@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.MultiReferenceSetOperationImpl#getIndex |
| * <em>Index</em>}</li> |
| * <li> |
| * {@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.MultiReferenceSetOperationImpl#getOldValue |
| * <em>Old Value</em>}</li> |
| * <li> |
| * {@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.MultiReferenceSetOperationImpl#getNewValue |
| * <em>New Value</em>}</li> |
| * </ul> |
| * </p> |
| * |
| * @generated |
| */ |
| public class MultiReferenceSetOperationImpl extends ReferenceOperationImpl |
| implements MultiReferenceSetOperation { |
| /** |
| * The default value of the '{@link #getIndex() <em>Index</em>}' attribute. |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @see #getIndex() |
| * @generated |
| * @ordered |
| */ |
| protected static final int INDEX_EDEFAULT = 0; |
| |
| /** |
| * The cached value of the '{@link #getIndex() <em>Index</em>}' attribute. |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @see #getIndex() |
| * @generated |
| * @ordered |
| */ |
| protected int index = INDEX_EDEFAULT; |
| |
| /** |
| * The cached value of the '{@link #getOldValue() <em>Old Value</em>}' |
| * containment reference. <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @see #getOldValue() |
| * @generated |
| * @ordered |
| */ |
| protected ModelElementId oldValue; |
| |
| /** |
| * The cached value of the '{@link #getNewValue() <em>New Value</em>}' |
| * containment reference. <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @see #getNewValue() |
| * @generated |
| * @ordered |
| */ |
| protected ModelElementId newValue; |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| protected MultiReferenceSetOperationImpl() { |
| super(); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| protected EClass eStaticClass() { |
| return OperationsPackage.Literals.MULTI_REFERENCE_SET_OPERATION; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public int getIndex() { |
| return index; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public void setIndex(int newIndex) { |
| int oldIndex = index; |
| index = newIndex; |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__INDEX, |
| oldIndex, index)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public ModelElementId getOldValue() { |
| if (oldValue != null && oldValue.eIsProxy()) { |
| InternalEObject oldOldValue = (InternalEObject) oldValue; |
| oldValue = (ModelElementId) eResolveProxy(oldOldValue); |
| if (oldValue != oldOldValue) { |
| InternalEObject newOldValue = (InternalEObject) oldValue; |
| NotificationChain msgs = oldOldValue |
| .eInverseRemove( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| null, null); |
| if (newOldValue.eInternalContainer() == null) { |
| msgs = newOldValue |
| .eInverseAdd( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| null, msgs); |
| } |
| if (msgs != null) |
| msgs.dispatch(); |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl( |
| this, |
| Notification.RESOLVE, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| oldOldValue, oldValue)); |
| } |
| } |
| return oldValue; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public ModelElementId basicGetOldValue() { |
| return oldValue; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public NotificationChain basicSetOldValue(ModelElementId newOldValue, |
| NotificationChain msgs) { |
| ModelElementId oldOldValue = oldValue; |
| oldValue = newOldValue; |
| if (eNotificationRequired()) { |
| ENotificationImpl notification = new ENotificationImpl(this, |
| Notification.SET, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| oldOldValue, newOldValue); |
| if (msgs == null) |
| msgs = notification; |
| else |
| msgs.add(notification); |
| } |
| return msgs; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public void setOldValue(ModelElementId newOldValue) { |
| if (newOldValue != oldValue) { |
| NotificationChain msgs = null; |
| if (oldValue != null) |
| msgs = ((InternalEObject) oldValue) |
| .eInverseRemove( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| null, msgs); |
| if (newOldValue != null) |
| msgs = ((InternalEObject) newOldValue) |
| .eInverseAdd( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| null, msgs); |
| msgs = basicSetOldValue(newOldValue, msgs); |
| if (msgs != null) |
| msgs.dispatch(); |
| } else if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE, |
| newOldValue, newOldValue)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public ModelElementId getNewValue() { |
| if (newValue != null && newValue.eIsProxy()) { |
| InternalEObject oldNewValue = (InternalEObject) newValue; |
| newValue = (ModelElementId) eResolveProxy(oldNewValue); |
| if (newValue != oldNewValue) { |
| InternalEObject newNewValue = (InternalEObject) newValue; |
| NotificationChain msgs = oldNewValue |
| .eInverseRemove( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| null, null); |
| if (newNewValue.eInternalContainer() == null) { |
| msgs = newNewValue |
| .eInverseAdd( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| null, msgs); |
| } |
| if (msgs != null) |
| msgs.dispatch(); |
| if (eNotificationRequired()) |
| eNotify(new ENotificationImpl( |
| this, |
| Notification.RESOLVE, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| oldNewValue, newValue)); |
| } |
| } |
| return newValue; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public ModelElementId basicGetNewValue() { |
| return newValue; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public NotificationChain basicSetNewValue(ModelElementId newNewValue, |
| NotificationChain msgs) { |
| ModelElementId oldNewValue = newValue; |
| newValue = newNewValue; |
| if (eNotificationRequired()) { |
| ENotificationImpl notification = new ENotificationImpl(this, |
| Notification.SET, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| oldNewValue, newNewValue); |
| if (msgs == null) |
| msgs = notification; |
| else |
| msgs.add(notification); |
| } |
| return msgs; |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| public void setNewValue(ModelElementId newNewValue) { |
| if (newNewValue != newValue) { |
| NotificationChain msgs = null; |
| if (newValue != null) |
| msgs = ((InternalEObject) newValue) |
| .eInverseRemove( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| null, msgs); |
| if (newNewValue != null) |
| msgs = ((InternalEObject) newNewValue) |
| .eInverseAdd( |
| this, |
| EOPPOSITE_FEATURE_BASE |
| - OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| null, msgs); |
| msgs = basicSetNewValue(newNewValue, msgs); |
| if (msgs != null) |
| msgs.dispatch(); |
| } else if (eNotificationRequired()) |
| eNotify(new ENotificationImpl(this, Notification.SET, |
| OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE, |
| newNewValue, newNewValue)); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public NotificationChain eInverseRemove(InternalEObject otherEnd, |
| int featureID, NotificationChain msgs) { |
| switch (featureID) { |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE: |
| return basicSetOldValue(null, msgs); |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE: |
| return basicSetNewValue(null, msgs); |
| } |
| return super.eInverseRemove(otherEnd, featureID, msgs); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public Object eGet(int featureID, boolean resolve, boolean coreType) { |
| switch (featureID) { |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__INDEX: |
| return getIndex(); |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE: |
| if (resolve) |
| return getOldValue(); |
| return basicGetOldValue(); |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE: |
| if (resolve) |
| return getNewValue(); |
| return basicGetNewValue(); |
| } |
| return super.eGet(featureID, resolve, coreType); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public void eSet(int featureID, Object newValue) { |
| switch (featureID) { |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__INDEX: |
| setIndex((Integer) newValue); |
| return; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE: |
| setOldValue((ModelElementId) newValue); |
| return; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE: |
| setNewValue((ModelElementId) newValue); |
| return; |
| } |
| super.eSet(featureID, newValue); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public void eUnset(int featureID) { |
| switch (featureID) { |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__INDEX: |
| setIndex(INDEX_EDEFAULT); |
| return; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE: |
| setOldValue((ModelElementId) null); |
| return; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE: |
| setNewValue((ModelElementId) null); |
| return; |
| } |
| super.eUnset(featureID); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public boolean eIsSet(int featureID) { |
| switch (featureID) { |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__INDEX: |
| return index != INDEX_EDEFAULT; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__OLD_VALUE: |
| return oldValue != null; |
| case OperationsPackage.MULTI_REFERENCE_SET_OPERATION__NEW_VALUE: |
| return newValue != null; |
| } |
| return super.eIsSet(featureID); |
| } |
| |
| /** |
| * <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| @Override |
| public String toString() { |
| if (eIsProxy()) |
| return super.toString(); |
| |
| StringBuffer result = new StringBuffer(super.toString()); |
| result.append(" (index: "); |
| result.append(index); |
| result.append(')'); |
| return result.toString(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.emf.emfstore.server.model.versioning.operations.AbstractOperation#apply(org.eclipse.emf.emfstore.common.model.Project) |
| */ |
| public void apply(IdEObjectCollection project) { |
| EObject parentElement = project.getModelElement(getModelElementId()); |
| if (parentElement == null) { |
| // fail silently |
| return; |
| } |
| EReference reference; |
| try { |
| reference = (EReference) this.getFeature(parentElement); |
| } catch (UnkownFeatureException e) { |
| // fail silently |
| return; |
| } |
| Object object = parentElement.eGet(reference); |
| @SuppressWarnings("unchecked") |
| EList<EObject> list = (EList<EObject>) object; |
| |
| EObject newElement = project.getModelElement(getNewValue()); |
| EObject oldElement = project.getModelElement(getOldValue()); |
| |
| if (newElement == null || oldElement == null) { |
| // fail silently |
| return; |
| } |
| |
| int indexOf = list.indexOf(oldElement); |
| if (indexOf == -1) { |
| return; |
| } |
| list.remove(indexOf); |
| list.add(indexOf, newElement); |
| |
| } |
| |
| @Override |
| public AbstractOperation reverse() { |
| MultiReferenceSetOperation operation = OperationsFactory.eINSTANCE |
| .createMultiReferenceSetOperation(); |
| super.reverse(operation); |
| operation.setIndex(getIndex()); |
| // swap old and new value |
| operation.setNewValue(getOldValue()); |
| operation.setOldValue(getNewValue()); |
| return operation; |
| } |
| |
| @Override |
| public Set<ModelElementId> getOtherInvolvedModelElements() { |
| HashSet<ModelElementId> result = new HashSet<ModelElementId>(); |
| result.add(getNewValue()); |
| result.add(getOldValue()); |
| return result; |
| } |
| |
| } // MultiReferenceSetOperationImpl |
