/*******************************************************************************
 * Copyright (c) 2009, 2019 Xored Software Inc and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *     Xored Software Inc - initial API and implementation and/or initial documentation
 *******************************************************************************/
/**
 */
package org.eclipse.rcptt.ecl.core.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.rcptt.ecl.core.Case;
import org.eclipse.rcptt.ecl.core.Command;
import org.eclipse.rcptt.ecl.core.CorePackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Case</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.rcptt.ecl.core.impl.CaseImpl#getCondition <em>Condition</em>}</li>
 *   <li>{@link org.eclipse.rcptt.ecl.core.impl.CaseImpl#getThen <em>Then</em>}</li>
 * </ul>
 *
 * @generated
 */
public class CaseImpl extends CommandImpl implements Case {
	/**
	 * The cached value of the '{@link #getCondition() <em>Condition</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getCondition()
	 * @generated
	 * @ordered
	 */
	protected EObject condition;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public EObject getCondition() {
		if (condition != null && condition.eIsProxy()) {
			InternalEObject oldCondition = (InternalEObject)condition;
			condition = eResolveProxy(oldCondition);
			if (condition != oldCondition) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, CorePackage.CASE__CONDITION, oldCondition, condition));
			}
		}
		return condition;
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setCondition(EObject newCondition) {
		EObject oldCondition = condition;
		condition = newCondition;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CorePackage.CASE__CONDITION, oldCondition, condition));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Command getThen() {
		return then;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetThen(Command newThen, NotificationChain msgs) {
		Command oldThen = then;
		then = newThen;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, CorePackage.CASE__THEN, oldThen, newThen);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setThen(Command newThen) {
		if (newThen != then) {
			NotificationChain msgs = null;
			if (then != null)
				msgs = ((InternalEObject)then).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - CorePackage.CASE__THEN, null, msgs);
			if (newThen != null)
				msgs = ((InternalEObject)newThen).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - CorePackage.CASE__THEN, null, msgs);
			msgs = basicSetThen(newThen, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CorePackage.CASE__THEN, newThen, newThen));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case CorePackage.CASE__THEN:
				return basicSetThen(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 CorePackage.CASE__CONDITION:
				if (resolve) return getCondition();
				return basicGetCondition();
			case CorePackage.CASE__THEN:
				return getThen();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case CorePackage.CASE__CONDITION:
				setCondition((EObject)newValue);
				return;
			case CorePackage.CASE__THEN:
				setThen((Command)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case CorePackage.CASE__CONDITION:
				setCondition((EObject)null);
				return;
			case CorePackage.CASE__THEN:
				setThen((Command)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case CorePackage.CASE__CONDITION:
				return condition != null;
			case CorePackage.CASE__THEN:
				return then != null;
		}
		return super.eIsSet(featureID);
	}

} //CaseImpl