/*******************************************************************************
* Copyright (c) 2008-2011 Chair for Applied Software Engineering,
* Technische Universitaet Muenchen.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of 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 org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.emfstore.common.model.IdEObjectCollection;
import org.eclipse.emf.emfstore.server.model.versioning.operations.AbstractOperation;
import org.eclipse.emf.emfstore.server.model.versioning.operations.AttributeOperation;
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>Attribute Operation</b></em>'. <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.AttributeOperationImpl#getOldValue <em>Old Value</em>}</li>
* <li>{@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.AttributeOperationImpl#getNewValue <em>New Value</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class AttributeOperationImpl extends FeatureOperationImpl implements
AttributeOperation {
/**
* The default value of the '{@link #getOldValue() <em>Old Value</em>}' attribute.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @see #getOldValue()
* @generated
* @ordered
*/
protected static final Object OLD_VALUE_EDEFAULT = null;
/**
* The cached value of the '{@link #getOldValue() <em>Old Value</em>}' attribute.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @see #getOldValue()
* @generated
* @ordered
*/
protected Object oldValue = OLD_VALUE_EDEFAULT;
/**
* The default value of the '{@link #getNewValue() <em>New Value</em>}' attribute.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @see #getNewValue()
* @generated
* @ordered
*/
protected static final Object NEW_VALUE_EDEFAULT = null;
/**
* The cached value of the '{@link #getNewValue() <em>New Value</em>}' attribute.
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @see #getNewValue()
* @generated
* @ordered
*/
protected Object newValue = NEW_VALUE_EDEFAULT;
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
protected AttributeOperationImpl() {
super();
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return OperationsPackage.Literals.ATTRIBUTE_OPERATION;
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public Object getOldValue() {
return oldValue;
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public void setOldValue(Object newOldValue) {
Object oldOldValue = oldValue;
oldValue = newOldValue;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, OperationsPackage.ATTRIBUTE_OPERATION__OLD_VALUE, oldOldValue, oldValue));
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public Object getNewValue() {
return newValue;
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
public void setNewValue(Object newNewValue) {
Object oldNewValue = newValue;
newValue = newNewValue;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, OperationsPackage.ATTRIBUTE_OPERATION__NEW_VALUE, oldNewValue, newValue));
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case OperationsPackage.ATTRIBUTE_OPERATION__OLD_VALUE:
return getOldValue();
case OperationsPackage.ATTRIBUTE_OPERATION__NEW_VALUE:
return getNewValue();
}
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.ATTRIBUTE_OPERATION__OLD_VALUE:
setOldValue(newValue);
return;
case OperationsPackage.ATTRIBUTE_OPERATION__NEW_VALUE:
setNewValue(newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case OperationsPackage.ATTRIBUTE_OPERATION__OLD_VALUE:
setOldValue(OLD_VALUE_EDEFAULT);
return;
case OperationsPackage.ATTRIBUTE_OPERATION__NEW_VALUE:
setNewValue(NEW_VALUE_EDEFAULT);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc --> <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case OperationsPackage.ATTRIBUTE_OPERATION__OLD_VALUE:
return OLD_VALUE_EDEFAULT == null ? oldValue != null : !OLD_VALUE_EDEFAULT.equals(oldValue);
case OperationsPackage.ATTRIBUTE_OPERATION__NEW_VALUE:
return NEW_VALUE_EDEFAULT == null ? newValue != null : !NEW_VALUE_EDEFAULT.equals(newValue);
}
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(" (oldValue: ");
result.append(oldValue);
result.append(", newValue: ");
result.append(newValue);
result.append(')');
return result.toString();
}
public void apply(IdEObjectCollection project) {
EObject object = project.getModelElement(this.getModelElementId());
if (object == null) {
// silently fail
return;
}
EAttribute attribute;
try {
attribute = (EAttribute) this.getFeature(object);
object.eSet(attribute, this.getNewValue());
} catch (UnkownFeatureException e) {
// fail silently
return;
}
}
@Override
public AbstractOperation reverse() {
AttributeOperation attributeOperation = OperationsFactory.eINSTANCE
.createAttributeOperation();
super.reverse(attributeOperation);
// swap old and new value
attributeOperation.setNewValue(getOldValue());
attributeOperation.setOldValue(getNewValue());
return attributeOperation;
}
@Override
public String getDescription() {
StringBuilder stringBuilder = new StringBuilder();
if (getOldValue() == null) {
stringBuilder.append("Set ");
stringBuilder.append(getFeatureName());
stringBuilder.append(" to ");
stringBuilder.append("\"");
stringBuilder.append(getNewValue());
stringBuilder.append("\"");
} else {
stringBuilder.append("Changed ");
stringBuilder.append(getFeatureName());
stringBuilder.append(" from ");
stringBuilder.append("\"");
stringBuilder.append(getOldValue());
stringBuilder.append("\"");
stringBuilder.append(" to ");
stringBuilder.append("\"");
stringBuilder.append(getNewValue());
stringBuilder.append("\"");
}
// stringBuilder.append(".");
String name = stringBuilder.toString();
return name;
}
@Override
public String getName() {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder.append("Set ");
stringBuilder.append(getFeatureName());
stringBuilder.append(" attribute");
String name = stringBuilder.toString();
return name;
}
} // AttributeOperationImpl