/*******************************************************************************
 *                  CHESS core plugin
 *
 *               Copyright (C) 2011-2015
 *            Mälardalen University, Sweden
 *
 *
 *  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-v20.html
 *******************************************************************************/
package org.polarsys.chess.fla.flamm;

import java.lang.reflect.InvocationTargetException;

import java.util.Collection;
import java.util.List;

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.impl.MinimalEObjectImpl;

import org.eclipse.emf.ecore.util.EObjectResolvingEList;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Connection</b></em>'.
 * <!-- end-user-doc -->
 *
 * <p>
 * The following features are supported:
 * </p>
 * <ul>
 *   <li>{@link org.polarsys.chess.fla.flamm.Connection#getFrom <em>From</em>}</li>
 *   <li>{@link org.polarsys.chess.fla.flamm.Connection#getTo <em>To</em>}</li>
 *   <li>{@link org.polarsys.chess.fla.flamm.Connection#getRules <em>Rules</em>}</li>
 * </ul>
 *
 * @see org.polarsys.chess.fla.flamm.FlammPackage#getConnection()
 * @model kind="class"
 * @generated
 */
public class Connection extends MinimalEObjectImpl.Container implements FlaBehaviour {
	/**
	 * The cached value of the '{@link #getFrom() <em>From</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFrom()
	 * @generated
	 * @ordered
	 */
	protected Port from;

	/**
	 * The cached value of the '{@link #getTo() <em>To</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getTo()
	 * @generated
	 * @ordered
	 */
	protected Port to;

	/**
	 * The cached value of the '{@link #getRules() <em>Rules</em>}' reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getRules()
	 * @generated
	 * @ordered
	 */
	protected EList<Rule> rules;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Connection() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return FlammPackage.Literals.CONNECTION;
	}

	/**
	 * Returns the value of the '<em><b>From</b></em>' reference.
	 * It is bidirectional and its opposite is '{@link org.polarsys.chess.fla.flamm.Port#getOutgoingConnections <em>Outgoing Connections</em>}'.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>From</em>' reference isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>From</em>' reference.
	 * @see #setFrom(Port)
	 * @see org.polarsys.chess.fla.flamm.FlammPackage#getConnection_From()
	 * @see org.polarsys.chess.fla.flamm.Port#getOutgoingConnections
	 * @model opposite="outgoingConnections" required="true"
	 * @generated
	 */
	public Port getFrom() {
		if (from != null && from.eIsProxy()) {
			InternalEObject oldFrom = (InternalEObject)from;
			from = (Port)eResolveProxy(oldFrom);
			if (from != oldFrom) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, FlammPackage.CONNECTION__FROM, oldFrom, from));
			}
		}
		return from;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Port basicGetFrom() {
		return from;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetFrom(Port newFrom, NotificationChain msgs) {
		Port oldFrom = from;
		from = newFrom;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FlammPackage.CONNECTION__FROM, oldFrom, newFrom);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * Sets the value of the '{@link org.polarsys.chess.fla.flamm.Connection#getFrom <em>From</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>From</em>' reference.
	 * @see #getFrom()
	 * @generated
	 */
	public void setFrom(Port newFrom) {
		if (newFrom != from) {
			NotificationChain msgs = null;
			if (from != null)
				msgs = ((InternalEObject)from).eInverseRemove(this, FlammPackage.PORT__OUTGOING_CONNECTIONS, Port.class, msgs);
			if (newFrom != null)
				msgs = ((InternalEObject)newFrom).eInverseAdd(this, FlammPackage.PORT__OUTGOING_CONNECTIONS, Port.class, msgs);
			msgs = basicSetFrom(newFrom, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FlammPackage.CONNECTION__FROM, newFrom, newFrom));
	}

	/**
	 * Returns the value of the '<em><b>To</b></em>' reference.
	 * It is bidirectional and its opposite is '{@link org.polarsys.chess.fla.flamm.Port#getIncomingConnections <em>Incoming Connections</em>}'.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>To</em>' reference isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>To</em>' reference.
	 * @see #setTo(Port)
	 * @see org.polarsys.chess.fla.flamm.FlammPackage#getConnection_To()
	 * @see org.polarsys.chess.fla.flamm.Port#getIncomingConnections
	 * @model opposite="incomingConnections" required="true"
	 * @generated
	 */
	public Port getTo() {
		if (to != null && to.eIsProxy()) {
			InternalEObject oldTo = (InternalEObject)to;
			to = (Port)eResolveProxy(oldTo);
			if (to != oldTo) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, FlammPackage.CONNECTION__TO, oldTo, to));
			}
		}
		return to;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Port basicGetTo() {
		return to;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetTo(Port newTo, NotificationChain msgs) {
		Port oldTo = to;
		to = newTo;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FlammPackage.CONNECTION__TO, oldTo, newTo);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * Sets the value of the '{@link org.polarsys.chess.fla.flamm.Connection#getTo <em>To</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>To</em>' reference.
	 * @see #getTo()
	 * @generated
	 */
	public void setTo(Port newTo) {
		if (newTo != to) {
			NotificationChain msgs = null;
			if (to != null)
				msgs = ((InternalEObject)to).eInverseRemove(this, FlammPackage.PORT__INCOMING_CONNECTIONS, Port.class, msgs);
			if (newTo != null)
				msgs = ((InternalEObject)newTo).eInverseAdd(this, FlammPackage.PORT__INCOMING_CONNECTIONS, Port.class, msgs);
			msgs = basicSetTo(newTo, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, FlammPackage.CONNECTION__TO, newTo, newTo));
	}

	/**
	 * Returns the value of the '<em><b>Rules</b></em>' reference list.
	 * The list contents are of type {@link org.polarsys.chess.fla.flamm.Rule}.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Rules</em>' reference list isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>Rules</em>' reference list.
	 * @see org.polarsys.chess.fla.flamm.FlammPackage#getConnection_Rules()
	 * @model
	 * @generated
	 */
	public List<Rule> getRules() {
		if (rules == null) {
			rules = new EObjectResolvingEList<Rule>(Rule.class, this, FlammPackage.CONNECTION__RULES);
		}
		return rules;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @model
	 * @generated
	 */
	public void propagateFailures() {
		// TODO: implement this method
		// Ensure that you remove @generated or mark it @generated NOT
		throw new UnsupportedOperationException();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @model initNoFailureRequired="true"
	 * @generated
	 */
	public void initialize(boolean initNoFailure) {
		// TODO: implement this method
		// Ensure that you remove @generated or mark it @generated NOT
		throw new UnsupportedOperationException();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case FlammPackage.CONNECTION__FROM:
				if (from != null)
					msgs = ((InternalEObject)from).eInverseRemove(this, FlammPackage.PORT__OUTGOING_CONNECTIONS, Port.class, msgs);
				return basicSetFrom((Port)otherEnd, msgs);
			case FlammPackage.CONNECTION__TO:
				if (to != null)
					msgs = ((InternalEObject)to).eInverseRemove(this, FlammPackage.PORT__INCOMING_CONNECTIONS, Port.class, msgs);
				return basicSetTo((Port)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 FlammPackage.CONNECTION__FROM:
				return basicSetFrom(null, msgs);
			case FlammPackage.CONNECTION__TO:
				return basicSetTo(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 FlammPackage.CONNECTION__FROM:
				if (resolve) return getFrom();
				return basicGetFrom();
			case FlammPackage.CONNECTION__TO:
				if (resolve) return getTo();
				return basicGetTo();
			case FlammPackage.CONNECTION__RULES:
				return getRules();
		}
		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 FlammPackage.CONNECTION__FROM:
				setFrom((Port)newValue);
				return;
			case FlammPackage.CONNECTION__TO:
				setTo((Port)newValue);
				return;
			case FlammPackage.CONNECTION__RULES:
				getRules().clear();
				getRules().addAll((Collection<? extends Rule>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case FlammPackage.CONNECTION__FROM:
				setFrom((Port)null);
				return;
			case FlammPackage.CONNECTION__TO:
				setTo((Port)null);
				return;
			case FlammPackage.CONNECTION__RULES:
				getRules().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case FlammPackage.CONNECTION__FROM:
				return from != null;
			case FlammPackage.CONNECTION__TO:
				return to != null;
			case FlammPackage.CONNECTION__RULES:
				return rules != null && !rules.isEmpty();
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eInvoke(int operationID, EList<?> arguments) throws InvocationTargetException {
		switch (operationID) {
			case FlammPackage.CONNECTION___PROPAGATE_FAILURES:
				propagateFailures();
				return null;
			case FlammPackage.CONNECTION___INITIALIZE__BOOLEAN:
				initialize((Boolean)arguments.get(0));
				return null;
		}
		return super.eInvoke(operationID, arguments);
	}

} // Connection