bundles/org.eclipse.emf.emfstore.common.model/src/org/eclipse/emf/emfstore/internal/common/model/impl/EMFStorePropertyImpl.java

/*******************************************************************************
 * 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.internal.common.model.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.emfstore.internal.common.model.EMFStoreProperty;
import org.eclipse.emf.emfstore.internal.common.model.EMFStorePropertyType;
import org.eclipse.emf.emfstore.internal.common.model.ModelPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>EMF Store Property</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 * <li>{@link org.eclipse.emf.emfstore.internal.common.model.impl.EMFStorePropertyImpl#getKey <em>Key</em>}</li>
 * <li>{@link org.eclipse.emf.emfstore.internal.common.model.impl.EMFStorePropertyImpl#getValue <em>Value</em>}</li>
 * <li>{@link org.eclipse.emf.emfstore.internal.common.model.impl.EMFStorePropertyImpl#getType <em>Type</em>}</li>
 * <li>{@link org.eclipse.emf.emfstore.internal.common.model.impl.EMFStorePropertyImpl#getVersion <em>Version</em>}</li>
 * </ul>
 *
 * @generated
 */
public class EMFStorePropertyImpl extends EObjectImpl implements EMFStoreProperty {

	/**
	 * The default value of the '{@link #getKey() <em>Key</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getKey()
	 * @generated
	 * @ordered
	 */
	protected static final String KEY_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getKey() <em>Key</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getKey()
	 * @generated
	 * @ordered
	 */
	protected String key = KEY_EDEFAULT;

	/**
	 * The cached value of the '{@link #getValue() <em>Value</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected EObject value;

	/**
	 * The default value of the '{@link #getType() <em>Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected static final EMFStorePropertyType TYPE_EDEFAULT = EMFStorePropertyType.SHARED;

	/**
	 * The cached value of the '{@link #getType() <em>Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected EMFStorePropertyType type = TYPE_EDEFAULT;

	/**
	 * The default value of the '{@link #getVersion() <em>Version</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getVersion()
	 * @generated
	 * @ordered
	 */
	protected static final int VERSION_EDEFAULT = 0;

	/**
	 * The cached value of the '{@link #getVersion() <em>Version</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getVersion()
	 * @generated
	 * @ordered
	 */
	protected int version = VERSION_EDEFAULT;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected EMFStorePropertyImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return ModelPackage.Literals.EMF_STORE_PROPERTY;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public String getKey() {
		return key;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setKey(String newKey) {
		String oldKey = key;
		key = newKey;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ModelPackage.EMF_STORE_PROPERTY__KEY, oldKey, key));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EObject getValue() {
		if (value != null && value.eIsProxy()) {
			InternalEObject oldValue = (InternalEObject) value;
			value = eResolveProxy(oldValue);
			if (value != oldValue) {
				InternalEObject newValue = (InternalEObject) value;
				NotificationChain msgs = oldValue.eInverseRemove(this,
					EOPPOSITE_FEATURE_BASE - ModelPackage.EMF_STORE_PROPERTY__VALUE, null, null);
				if (newValue.eInternalContainer() == null) {
					msgs = newValue.eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ModelPackage.EMF_STORE_PROPERTY__VALUE,
						null, msgs);
				}
				if (msgs != null)
					msgs.dispatch();
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ModelPackage.EMF_STORE_PROPERTY__VALUE,
						oldValue, value));
			}
		}
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EObject basicGetValue() {
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public NotificationChain basicSetValue(EObject newValue, NotificationChain msgs) {
		EObject oldValue = value;
		value = newValue;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET,
				ModelPackage.EMF_STORE_PROPERTY__VALUE, oldValue, newValue);
			if (msgs == null)
				msgs = notification;
			else
				msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setValue(EObject newValue) {
		if (newValue != value) {
			NotificationChain msgs = null;
			if (value != null)
				msgs = ((InternalEObject) value).eInverseRemove(this,
					EOPPOSITE_FEATURE_BASE - ModelPackage.EMF_STORE_PROPERTY__VALUE, null, msgs);
			if (newValue != null)
				msgs = ((InternalEObject) newValue).eInverseAdd(this,
					EOPPOSITE_FEATURE_BASE - ModelPackage.EMF_STORE_PROPERTY__VALUE, null, msgs);
			msgs = basicSetValue(newValue, msgs);
			if (msgs != null)
				msgs.dispatch();
		} else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ModelPackage.EMF_STORE_PROPERTY__VALUE, newValue,
				newValue));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EMFStorePropertyType getType() {
		return type;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setType(EMFStorePropertyType newType) {
		EMFStorePropertyType oldType = type;
		type = newType == null ? TYPE_EDEFAULT : newType;
		if (eNotificationRequired())
			eNotify(
				new ENotificationImpl(this, Notification.SET, ModelPackage.EMF_STORE_PROPERTY__TYPE, oldType, type));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public int getVersion() {
		return version;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setVersion(int newVersion) {
		int oldVersion = version;
		version = newVersion;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ModelPackage.EMF_STORE_PROPERTY__VERSION, oldVersion,
				version));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
		case ModelPackage.EMF_STORE_PROPERTY__VALUE:
			return basicSetValue(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 ModelPackage.EMF_STORE_PROPERTY__KEY:
			return getKey();
		case ModelPackage.EMF_STORE_PROPERTY__VALUE:
			if (resolve)
				return getValue();
			return basicGetValue();
		case ModelPackage.EMF_STORE_PROPERTY__TYPE:
			return getType();
		case ModelPackage.EMF_STORE_PROPERTY__VERSION:
			return getVersion();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
		case ModelPackage.EMF_STORE_PROPERTY__KEY:
			setKey((String) newValue);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__VALUE:
			setValue((EObject) newValue);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__TYPE:
			setType((EMFStorePropertyType) newValue);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__VERSION:
			setVersion((Integer) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case ModelPackage.EMF_STORE_PROPERTY__KEY:
			setKey(KEY_EDEFAULT);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__VALUE:
			setValue((EObject) null);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__TYPE:
			setType(TYPE_EDEFAULT);
			return;
		case ModelPackage.EMF_STORE_PROPERTY__VERSION:
			setVersion(VERSION_EDEFAULT);
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case ModelPackage.EMF_STORE_PROPERTY__KEY:
			return KEY_EDEFAULT == null ? key != null : !KEY_EDEFAULT.equals(key);
		case ModelPackage.EMF_STORE_PROPERTY__VALUE:
			return value != null;
		case ModelPackage.EMF_STORE_PROPERTY__TYPE:
			return type != TYPE_EDEFAULT;
		case ModelPackage.EMF_STORE_PROPERTY__VERSION:
			return version != VERSION_EDEFAULT;
		}
		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(" (key: "); //$NON-NLS-1$
		result.append(key);
		result.append(", type: "); //$NON-NLS-1$
		result.append(type);
		result.append(", version: "); //$NON-NLS-1$
		result.append(version);
		result.append(')');
		return result.toString();
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see org.eclipse.emf.emfstore.internal.common.model.EMFStoreProperty#isVersioned()
	 */
	public boolean isVersioned() {
		return getVersion() != UNVERSIONED;

	}

	/**
	 * {@inheritDoc}
	 *
	 * @see org.eclipse.emf.emfstore.internal.common.model.EMFStoreProperty#setVersioned()
	 */
	public void setVersioned() {
		if (isVersioned()) {
			return;
		}

		setVersion(VERSIONED);
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see org.eclipse.emf.emfstore.internal.common.model.EMFStoreProperty#increaseVersion()
	 */
	public void increaseVersion() {
		setVersion(getVersion() + 1);
	}

} // EMFStorePropertyImpl