InPortImpl.java

/*******************************************************************************
 * Copyright (c) 2010-2013, Embraer S.A., Budapest University of Technology and Economics
 * 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: 
 *     Abel Hegedus, Akos Horvath - initial API and implementation 
 *******************************************************************************/
/**
 */
package hu.bme.mit.massif.simulink.impl;

import hu.bme.mit.massif.simulink.InPort;
import hu.bme.mit.massif.simulink.SimulinkPackage;
import hu.bme.mit.massif.simulink.SingleConnection;

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

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>In Port</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link hu.bme.mit.massif.simulink.impl.InPortImpl#getConnection <em>Connection</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class InPortImpl extends PortImpl implements InPort {
	/**
	 * The cached value of the '{@link #getConnection() <em>Connection</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getConnection()
	 * @generated
	 * @ordered
	 */
	protected SingleConnection connection;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public SingleConnection getConnection() {
		if (connection != null && connection.eIsProxy()) {
			InternalEObject oldConnection = (InternalEObject)connection;
			connection = (SingleConnection)eResolveProxy(oldConnection);
			if (connection != oldConnection) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, SimulinkPackage.IN_PORT__CONNECTION, oldConnection, connection));
			}
		}
		return connection;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public SingleConnection basicGetConnection() {
		return connection;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetConnection(SingleConnection newConnection, NotificationChain msgs) {
		SingleConnection oldConnection = connection;
		connection = newConnection;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, SimulinkPackage.IN_PORT__CONNECTION, oldConnection, newConnection);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setConnection(SingleConnection newConnection) {
		if (newConnection != connection) {
			NotificationChain msgs = null;
			if (connection != null)
				msgs = ((InternalEObject)connection).eInverseRemove(this, SimulinkPackage.SINGLE_CONNECTION__TO, SingleConnection.class, msgs);
			if (newConnection != null)
				msgs = ((InternalEObject)newConnection).eInverseAdd(this, SimulinkPackage.SINGLE_CONNECTION__TO, SingleConnection.class, msgs);
			msgs = basicSetConnection(newConnection, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, SimulinkPackage.IN_PORT__CONNECTION, newConnection, newConnection));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case SimulinkPackage.IN_PORT__CONNECTION:
				if (connection != null)
					msgs = ((InternalEObject)connection).eInverseRemove(this, SimulinkPackage.SINGLE_CONNECTION__TO, SingleConnection.class, msgs);
				return basicSetConnection((SingleConnection)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 SimulinkPackage.IN_PORT__CONNECTION:
				return basicSetConnection(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 SimulinkPackage.IN_PORT__CONNECTION:
				if (resolve) return getConnection();
				return basicGetConnection();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case SimulinkPackage.IN_PORT__CONNECTION:
				setConnection((SingleConnection)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case SimulinkPackage.IN_PORT__CONNECTION:
				setConnection((SingleConnection)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case SimulinkPackage.IN_PORT__CONNECTION:
				return connection != null;
		}
		return super.eIsSet(featureID);
	}

} //InPortImpl