/**
 * Copyright (c) 2011 NumberFour AG
 * 
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 * 
 * SPDX-License-Identifier: EPL-2.0
 * 
 * Contributors:
 *     NumberFour AG - initial API and Implementation (Alex Panchenko)
 */
package org.eclipse.dltk.javascript.typeinfo.model.impl;

import org.eclipse.dltk.javascript.typeinfo.IRType;
import org.eclipse.dltk.javascript.typeinfo.ITypeNames;
import org.eclipse.dltk.javascript.typeinfo.ITypeSystem;
import org.eclipse.dltk.javascript.typeinfo.RTypes;
import org.eclipse.dltk.javascript.typeinfo.model.ArrayType;
import org.eclipse.dltk.javascript.typeinfo.model.JSType;
import org.eclipse.dltk.javascript.typeinfo.model.TypeInfoModelPackage;
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.impl.MinimalEObjectImpl;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Array Type</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.dltk.javascript.typeinfo.model.impl.ArrayTypeImpl#getItemType <em>Item Type</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ArrayTypeImpl extends MinimalEObjectImpl implements ArrayType {
    /**
     * The cached value of the '{@link #getItemType() <em>Item Type</em>}' containment reference.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @see #getItemType()
     * @generated
     * @ordered
     */
    protected JSType itemType;

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

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

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public JSType getItemType() {
        return itemType;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public NotificationChain basicSetItemType(JSType newItemType, NotificationChain msgs) {
        JSType oldItemType = itemType;
        itemType = newItemType;
        if (eNotificationRequired()) {
            ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE, oldItemType, newItemType);
            if (msgs == null) msgs = notification; else msgs.add(notification);
        }
        return msgs;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public void setItemType(JSType newItemType) {
        if (newItemType != itemType) {
            NotificationChain msgs = null;
            if (itemType != null)
                msgs = ((InternalEObject)itemType).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE, null, msgs);
            if (newItemType != null)
                msgs = ((InternalEObject)newItemType).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE, null, msgs);
            msgs = basicSetItemType(newItemType, msgs);
            if (msgs != null) msgs.dispatch();
        }
        else if (eNotificationRequired())
            eNotify(new ENotificationImpl(this, Notification.SET, TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE, newItemType, newItemType));
    }

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated NOT
	 */
	public String getName() {
		return itemType != null ? ITypeNames.ARRAY + '<' + itemType.getName()
				+ '>' : ITypeNames.ARRAY;
	}

    /**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated NOT
	 */
    public IRType toRType(ITypeSystem typeSystem) {
		return RTypes.arrayOf(typeSystem,
				RTypes.create(typeSystem, itemType));
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
        switch (featureID) {
            case TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE:
                return basicSetItemType(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 TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE:
                return getItemType();
        }
        return super.eGet(featureID, resolve, coreType);
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public void eSet(int featureID, Object newValue) {
        switch (featureID) {
            case TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE:
                setItemType((JSType)newValue);
                return;
        }
        super.eSet(featureID, newValue);
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public void eUnset(int featureID) {
        switch (featureID) {
            case TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE:
                setItemType((JSType)null);
                return;
        }
        super.eUnset(featureID);
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    @Override
    public boolean eIsSet(int featureID) {
        switch (featureID) {
            case TypeInfoModelPackage.ARRAY_TYPE__ITEM_TYPE:
                return itemType != null;
        }
        return super.eIsSet(featureID);
    }

	@Override
	public String toString() {
		return getName();
	}

} //ArrayTypeImpl