TableImpl.java

/**
 * Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
 * Rick Salay.
 * 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:
 *    Alessio Di Sandro - Implementation.
 */
package edu.toronto.cs.se.modelepedia.relationaldatabase.impl;

import edu.toronto.cs.se.modelepedia.relationaldatabase.Column;
import edu.toronto.cs.se.modelepedia.relationaldatabase.ForeignKey;
import edu.toronto.cs.se.modelepedia.relationaldatabase.RelationalDatabasePackage;
import edu.toronto.cs.se.modelepedia.relationaldatabase.Table;

import java.util.Collection;

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.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.emf.ecore.util.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.InternalEList;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Table</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link edu.toronto.cs.se.modelepedia.relationaldatabase.impl.TableImpl#getColumns <em>Columns</em>}</li>
 *   <li>{@link edu.toronto.cs.se.modelepedia.relationaldatabase.impl.TableImpl#getPrimaryKey <em>Primary Key</em>}</li>
 *   <li>{@link edu.toronto.cs.se.modelepedia.relationaldatabase.impl.TableImpl#getForeignKeys <em>Foreign Keys</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class TableImpl extends NamedElementImpl implements Table {
	/**
	 * The cached value of the '{@link #getColumns() <em>Columns</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getColumns()
	 * @generated
	 * @ordered
	 */
	protected EList<Column> columns;

	/**
	 * The cached value of the '{@link #getPrimaryKey() <em>Primary Key</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getPrimaryKey()
	 * @generated
	 * @ordered
	 */
	protected Column primaryKey;

	/**
	 * The cached value of the '{@link #getForeignKeys() <em>Foreign Keys</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getForeignKeys()
	 * @generated
	 * @ordered
	 */
	protected EList<ForeignKey> foreignKeys;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Column> getColumns() {
		if (columns == null) {
			columns = new EObjectContainmentWithInverseEList<Column>(Column.class, this, RelationalDatabasePackage.TABLE__COLUMNS, RelationalDatabasePackage.COLUMN__TABLE);
		}
		return columns;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Column getPrimaryKey() {
		if (primaryKey != null && primaryKey.eIsProxy()) {
			InternalEObject oldPrimaryKey = (InternalEObject)primaryKey;
			primaryKey = (Column)eResolveProxy(oldPrimaryKey);
			if (primaryKey != oldPrimaryKey) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, RelationalDatabasePackage.TABLE__PRIMARY_KEY, oldPrimaryKey, primaryKey));
			}
		}
		return primaryKey;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Column basicGetPrimaryKey() {
		return primaryKey;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetPrimaryKey(Column newPrimaryKey, NotificationChain msgs) {
		Column oldPrimaryKey = primaryKey;
		primaryKey = newPrimaryKey;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, RelationalDatabasePackage.TABLE__PRIMARY_KEY, oldPrimaryKey, newPrimaryKey);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setPrimaryKey(Column newPrimaryKey) {
		if (newPrimaryKey != primaryKey) {
			NotificationChain msgs = null;
			if (primaryKey != null)
				msgs = ((InternalEObject)primaryKey).eInverseRemove(this, RelationalDatabasePackage.COLUMN__TABLE_AS_PRIMARY_KEY, Column.class, msgs);
			if (newPrimaryKey != null)
				msgs = ((InternalEObject)newPrimaryKey).eInverseAdd(this, RelationalDatabasePackage.COLUMN__TABLE_AS_PRIMARY_KEY, Column.class, msgs);
			msgs = basicSetPrimaryKey(newPrimaryKey, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, RelationalDatabasePackage.TABLE__PRIMARY_KEY, newPrimaryKey, newPrimaryKey));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<ForeignKey> getForeignKeys() {
		if (foreignKeys == null) {
			foreignKeys = new EObjectContainmentWithInverseEList<ForeignKey>(ForeignKey.class, this, RelationalDatabasePackage.TABLE__FOREIGN_KEYS, RelationalDatabasePackage.FOREIGN_KEY__TABLE);
		}
		return foreignKeys;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case RelationalDatabasePackage.TABLE__COLUMNS:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getColumns()).basicAdd(otherEnd, msgs);
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				if (primaryKey != null)
					msgs = ((InternalEObject)primaryKey).eInverseRemove(this, RelationalDatabasePackage.COLUMN__TABLE_AS_PRIMARY_KEY, Column.class, msgs);
				return basicSetPrimaryKey((Column)otherEnd, msgs);
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getForeignKeys()).basicAdd(otherEnd, msgs);
		}
		return super.eInverseAdd(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case RelationalDatabasePackage.TABLE__COLUMNS:
				return ((InternalEList<?>)getColumns()).basicRemove(otherEnd, msgs);
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				return basicSetPrimaryKey(null, msgs);
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				return ((InternalEList<?>)getForeignKeys()).basicRemove(otherEnd, 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 RelationalDatabasePackage.TABLE__COLUMNS:
				return getColumns();
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				if (resolve) return getPrimaryKey();
				return basicGetPrimaryKey();
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				return getForeignKeys();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case RelationalDatabasePackage.TABLE__COLUMNS:
				getColumns().clear();
				getColumns().addAll((Collection<? extends Column>)newValue);
				return;
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				setPrimaryKey((Column)newValue);
				return;
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				getForeignKeys().clear();
				getForeignKeys().addAll((Collection<? extends ForeignKey>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case RelationalDatabasePackage.TABLE__COLUMNS:
				getColumns().clear();
				return;
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				setPrimaryKey((Column)null);
				return;
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				getForeignKeys().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case RelationalDatabasePackage.TABLE__COLUMNS:
				return columns != null && !columns.isEmpty();
			case RelationalDatabasePackage.TABLE__PRIMARY_KEY:
				return primaryKey != null;
			case RelationalDatabasePackage.TABLE__FOREIGN_KEYS:
				return foreignKeys != null && !foreignKeys.isEmpty();
		}
		return super.eIsSet(featureID);
	}

} //TableImpl