/*******************************************************************************
 * Copyright (c) 2018 Willink Transformations and others.
 * 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:
 *     Adolfo Sanchez-Barbudo Herrera - initial API and implementation
 *******************************************************************************/
/**
 */
package org.eclipse.qvtd.doc.miniocl.impl;

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.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.qvtd.doc.miniocl.MiniOCLPackage;
import org.eclipse.qvtd.doc.miniocl.OCLExpression;
import org.eclipse.qvtd.doc.miniocl.Operation;
import org.eclipse.qvtd.doc.miniocl.OperationCallExp;
import org.eclipse.qvtd.doc.miniocl.util.Visitor;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Operation Call Exp</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.qvtd.doc.miniocl.impl.OperationCallExpImpl#getOwnedArguments <em>Owned Arguments</em>}</li>
 *   <li>{@link org.eclipse.qvtd.doc.miniocl.impl.OperationCallExpImpl#getReferredOperation <em>Referred Operation</em>}</li>
 * </ul>
 *
 * @generated
 */
public class OperationCallExpImpl extends CallExpImpl implements OperationCallExp {
	/**
	 * The cached value of the '{@link #getOwnedArguments() <em>Owned Arguments</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getOwnedArguments()
	 * @generated
	 * @ordered
	 */
	protected EList<OCLExpression> ownedArguments;

	/**
	 * The cached value of the '{@link #getReferredOperation() <em>Referred Operation</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getReferredOperation()
	 * @generated
	 * @ordered
	 */
	protected Operation referredOperation;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<OCLExpression> getOwnedArguments() {
		if (ownedArguments == null) {
			ownedArguments = new EObjectContainmentEList<OCLExpression>(OCLExpression.class, this, MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS);
		}
		return ownedArguments;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Operation getReferredOperation() {
		if (referredOperation != null && referredOperation.eIsProxy()) {
			InternalEObject oldReferredOperation = (InternalEObject)referredOperation;
			referredOperation = (Operation)eResolveProxy(oldReferredOperation);
			if (referredOperation != oldReferredOperation) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION, oldReferredOperation, referredOperation));
			}
		}
		return referredOperation;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Operation basicGetReferredOperation() {
		return referredOperation;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setReferredOperation(Operation newReferredOperation) {
		Operation oldReferredOperation = referredOperation;
		referredOperation = newReferredOperation;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION, oldReferredOperation, referredOperation));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS:
				return ((InternalEList<?>)getOwnedArguments()).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 MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS:
				return getOwnedArguments();
			case MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION:
				if (resolve) return getReferredOperation();
				return basicGetReferredOperation();
		}
		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 MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS:
				getOwnedArguments().clear();
				getOwnedArguments().addAll((Collection<? extends OCLExpression>)newValue);
				return;
			case MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION:
				setReferredOperation((Operation)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS:
				getOwnedArguments().clear();
				return;
			case MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION:
				setReferredOperation((Operation)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case MiniOCLPackage.OPERATION_CALL_EXP__OWNED_ARGUMENTS:
				return ownedArguments != null && !ownedArguments.isEmpty();
			case MiniOCLPackage.OPERATION_CALL_EXP__REFERRED_OPERATION:
				return referredOperation != null;
		}
		return super.eIsSet(featureID);
	}

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@Override
	public <R> R accept(@NonNull Visitor<R> visitor) {
		return visitor.visitOperationCallExp(this);
	}

} //OperationCallExpImpl