/**
 * <copyright>
 *
 * Copyright (c) 2013, 2019 Willink Transformations 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
 * http://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *   E.D.Willink - Initial API and implementation
 *
 * </copyright>
 */
package org.eclipse.qvtd.pivot.qvtcore.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.eclipse.emf.ecore.util.EcoreUtil;

import org.eclipse.ocl.pivot.OCLExpression;

import org.eclipse.ocl.pivot.internal.ElementImpl;

import org.eclipse.qvtd.pivot.qvtbase.impl.PatternImpl;
import org.eclipse.qvtd.pivot.qvtcore.Assignment;
import org.eclipse.qvtd.pivot.qvtcore.BottomPattern;
import org.eclipse.qvtd.pivot.qvtcore.QVTcorePackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Assignment</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtcore.impl.AssignmentImpl#getBottomPattern <em>Bottom Pattern</em>}</li>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtcore.impl.AssignmentImpl#getValue <em>Value</em>}</li>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtcore.impl.AssignmentImpl#isIsDefault <em>Is Default</em>}</li>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtcore.impl.AssignmentImpl#isIsPartial <em>Is Partial</em>}</li>
 * </ul>
 *
 * @generated
 */
public abstract class AssignmentImpl extends ElementImpl implements Assignment {
	/**
	 * The number of structural features of the '<em>Assignment</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int ASSIGNMENT_FEATURE_COUNT = ElementImpl.ELEMENT_FEATURE_COUNT + 4;

	/**
	 * The number of operations of the '<em>Assignment</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int ASSIGNMENT_OPERATION_COUNT = ElementImpl.ELEMENT_OPERATION_COUNT + 0;

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

	/**
	 * The default value of the '{@link #isIsDefault() <em>Is Default</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsDefault()
	 * @generated
	 * @ordered
	 */
	protected static final boolean IS_DEFAULT_EDEFAULT = false;

	/**
	 * The cached value of the '{@link #isIsDefault() <em>Is Default</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsDefault()
	 * @generated
	 * @ordered
	 */
	protected boolean isDefault = IS_DEFAULT_EDEFAULT;

	/**
	 * This is true if the Is Default attribute has been set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected boolean isDefaultESet;

	/**
	 * The default value of the '{@link #isIsPartial() <em>Is Partial</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsPartial()
	 * @generated
	 * @ordered
	 */
	protected static final boolean IS_PARTIAL_EDEFAULT = false;

	/**
	 * The cached value of the '{@link #isIsPartial() <em>Is Partial</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isIsPartial()
	 * @generated
	 * @ordered
	 */
	protected boolean isPartial = IS_PARTIAL_EDEFAULT;

	/**
	 * This is true if the Is Partial attribute has been set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected boolean isPartialESet;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public BottomPattern getBottomPattern() {
		if (eContainerFeatureID() != (ElementImpl.ELEMENT_FEATURE_COUNT + 0)) return null;
		return (BottomPattern)eInternalContainer();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetBottomPattern(BottomPattern newBottomPattern, NotificationChain msgs) {
		msgs = eBasicSetContainer((InternalEObject)newBottomPattern, ElementImpl.ELEMENT_FEATURE_COUNT + 0, msgs);
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setBottomPattern(BottomPattern newBottomPattern) {
		if (newBottomPattern != eInternalContainer() || (eContainerFeatureID() != (ElementImpl.ELEMENT_FEATURE_COUNT + 0) && newBottomPattern != null)) {
			if (EcoreUtil.isAncestor(this, newBottomPattern))
				throw new IllegalArgumentException("Recursive containment not allowed for " + toString());
			NotificationChain msgs = null;
			if (eInternalContainer() != null)
				msgs = eBasicRemoveFromContainer(msgs);
			if (newBottomPattern != null)
				msgs = ((InternalEObject)newBottomPattern).eInverseAdd(this, PatternImpl.PATTERN_FEATURE_COUNT + 2, BottomPattern.class, msgs);
			msgs = basicSetBottomPattern(newBottomPattern, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 0, newBottomPattern, newBottomPattern));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public OCLExpression getValue() {
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetValue(OCLExpression newValue, NotificationChain msgs) {
		OCLExpression oldValue = value;
		value = newValue;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 1, oldValue, newValue);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setValue(OCLExpression newValue) {
		if (newValue != value) {
			NotificationChain msgs = null;
			if (value != null)
				msgs = ((InternalEObject)value).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - (ElementImpl.ELEMENT_FEATURE_COUNT + 1), null, msgs);
			if (newValue != null)
				msgs = ((InternalEObject)newValue).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - (ElementImpl.ELEMENT_FEATURE_COUNT + 1), null, msgs);
			msgs = basicSetValue(newValue, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 1, newValue, newValue));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isIsDefault() {
		return isDefault;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setIsDefault(boolean newIsDefault) {
		boolean oldIsDefault = isDefault;
		isDefault = newIsDefault;
		boolean oldIsDefaultESet = isDefaultESet;
		isDefaultESet = true;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 2, oldIsDefault, isDefault, !oldIsDefaultESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void unsetIsDefault() {
		boolean oldIsDefault = isDefault;
		boolean oldIsDefaultESet = isDefaultESet;
		isDefault = IS_DEFAULT_EDEFAULT;
		isDefaultESet = false;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.UNSET, ElementImpl.ELEMENT_FEATURE_COUNT + 2, oldIsDefault, IS_DEFAULT_EDEFAULT, oldIsDefaultESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isSetIsDefault() {
		return isDefaultESet;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isIsPartial() {
		return isPartial;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setIsPartial(boolean newIsPartial) {
		boolean oldIsPartial = isPartial;
		isPartial = newIsPartial;
		boolean oldIsPartialESet = isPartialESet;
		isPartialESet = true;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 3, oldIsPartial, isPartial, !oldIsPartialESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void unsetIsPartial() {
		boolean oldIsPartial = isPartial;
		boolean oldIsPartialESet = isPartialESet;
		isPartial = IS_PARTIAL_EDEFAULT;
		isPartialESet = false;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.UNSET, ElementImpl.ELEMENT_FEATURE_COUNT + 3, oldIsPartial, IS_PARTIAL_EDEFAULT, oldIsPartialESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isSetIsPartial() {
		return isPartialESet;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	@Override
	public String toString() {
		return super.toString();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				if (eInternalContainer() != null)
					msgs = eBasicRemoveFromContainer(msgs);
				return basicSetBottomPattern((BottomPattern)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 ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				return basicSetBottomPattern(null, msgs);
			case ElementImpl.ELEMENT_FEATURE_COUNT + 1:
				return basicSetValue(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eBasicRemoveFromContainerFeature(NotificationChain msgs) {
		switch (eContainerFeatureID()) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				return eInternalContainer().eInverseRemove(this, PatternImpl.PATTERN_FEATURE_COUNT + 2, BottomPattern.class, msgs);
		}
		return super.eBasicRemoveFromContainerFeature(msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				return getBottomPattern();
			case ElementImpl.ELEMENT_FEATURE_COUNT + 1:
				return getValue();
			case ElementImpl.ELEMENT_FEATURE_COUNT + 2:
				return isIsDefault();
			case ElementImpl.ELEMENT_FEATURE_COUNT + 3:
				return isIsPartial();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				setBottomPattern((BottomPattern)newValue);
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 1:
				setValue((OCLExpression)newValue);
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 2:
				setIsDefault((Boolean)newValue);
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 3:
				setIsPartial((Boolean)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				setBottomPattern((BottomPattern)null);
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 1:
				setValue((OCLExpression)null);
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 2:
				unsetIsDefault();
				return;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 3:
				unsetIsPartial();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 0:
				return getBottomPattern() != null;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 1:
				return value != null;
			case ElementImpl.ELEMENT_FEATURE_COUNT + 2:
				return isSetIsDefault();
			case ElementImpl.ELEMENT_FEATURE_COUNT + 3:
				return isSetIsPartial();
		}
		return super.eIsSet(featureID);
	}


} //AssignmentImpl