/**
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 */
/**
 */
package org.sintef.thingml.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.InternalEObject;

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

import org.sintef.thingml.ElmtProperty;
import org.sintef.thingml.Reference;
import org.sintef.thingml.ReferencedElmt;
import org.sintef.thingml.ThingmlPackage;
import org.sintef.thingml.*;

import java.util.ArrayList;
import java.util.List;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Reference</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.sintef.thingml.impl.ReferenceImpl#getReference <em>Reference</em>}</li>
 *   <li>{@link org.sintef.thingml.impl.ReferenceImpl#getParameter <em>Parameter</em>}</li>
 * </ul>
 *
 * @generated
 */
public class ReferenceImpl extends ExpressionImpl implements Reference {
	/**
	 * The cached value of the '{@link #getReference() <em>Reference</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getReference()
	 * @generated
	 * @ordered
	 */
	protected ReferencedElmt reference;

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ElmtProperty getParameter() {
		return parameter;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetParameter(ElmtProperty newParameter, NotificationChain msgs) {
		ElmtProperty oldParameter = parameter;
		parameter = newParameter;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ThingmlPackage.REFERENCE__PARAMETER, oldParameter, newParameter);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParameter(ElmtProperty newParameter) {
		if (newParameter != parameter) {
			NotificationChain msgs = null;
			if (parameter != null)
				msgs = ((InternalEObject)parameter).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ThingmlPackage.REFERENCE__PARAMETER, null, msgs);
			if (newParameter != null)
				msgs = ((InternalEObject)newParameter).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ThingmlPackage.REFERENCE__PARAMETER, null, msgs);
			msgs = basicSetParameter(newParameter, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ThingmlPackage.REFERENCE__PARAMETER, newParameter, newParameter));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case ThingmlPackage.REFERENCE__PARAMETER:
				return basicSetParameter(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ReferencedElmt getReference() {
		if (reference != null && reference.eIsProxy()) {
			InternalEObject oldReference = (InternalEObject)reference;
			reference = (ReferencedElmt)eResolveProxy(oldReference);
			if (reference != oldReference) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ThingmlPackage.REFERENCE__REFERENCE, oldReference, reference));
			}
		}
		return reference;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ReferencedElmt basicGetReference() {
		return reference;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setReference(ReferencedElmt newReference) {
		ReferencedElmt oldReference = reference;
		reference = newReference;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ThingmlPackage.REFERENCE__REFERENCE, oldReference, reference));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ThingmlPackage.REFERENCE__REFERENCE:
				if (resolve) return getReference();
				return basicGetReference();
			case ThingmlPackage.REFERENCE__PARAMETER:
				return getParameter();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ThingmlPackage.REFERENCE__REFERENCE:
				setReference((ReferencedElmt)newValue);
				return;
			case ThingmlPackage.REFERENCE__PARAMETER:
				setParameter((ElmtProperty)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ThingmlPackage.REFERENCE__REFERENCE:
				setReference((ReferencedElmt)null);
				return;
			case ThingmlPackage.REFERENCE__PARAMETER:
				setParameter((ElmtProperty)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ThingmlPackage.REFERENCE__REFERENCE:
				return reference != null;
			case ThingmlPackage.REFERENCE__PARAMETER:
				return parameter != null;
		}
		return super.eIsSet(featureID);
	}


} //ReferenceImpl