/**
 * *******************************************************************************
 * Copyright (c) 2009 Mia-Software 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:
 * 
 *     Fabien Giquel (Mia-Software) - initial API and implementation
 *     Gregoire DUPE (Mia-Software) - initial API and implementation
 * *******************************************************************************
 *
 * $Id$
 */
package org.eclipse.modisco.java.nousages.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.EObjectContainmentWithInverseEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.modisco.java.AbstractVariablesContainer;
import org.eclipse.modisco.java.Annotation;
import org.eclipse.modisco.java.Modifier;
import org.eclipse.modisco.java.TypeAccess;
import org.eclipse.modisco.java.VariableDeclarationExpression;
import org.eclipse.modisco.java.VariableDeclarationFragment;
import org.eclipse.modisco.java.nousages.meta.JavaPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Variable Declaration Expression</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.modisco.java.nousages.impl.VariableDeclarationExpressionImpl#getType <em>Type</em>}</li>
 *   <li>{@link org.eclipse.modisco.java.nousages.impl.VariableDeclarationExpressionImpl#getFragments <em>Fragments</em>}</li>
 *   <li>{@link org.eclipse.modisco.java.nousages.impl.VariableDeclarationExpressionImpl#getModifier <em>Modifier</em>}</li>
 *   <li>{@link org.eclipse.modisco.java.nousages.impl.VariableDeclarationExpressionImpl#getAnnotations <em>Annotations</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class VariableDeclarationExpressionImpl extends ExpressionImpl implements VariableDeclarationExpression {
	/**
	 * The cached value of the '{@link #getType() <em>Type</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected TypeAccess type;

	/**
	 * The cached value of the '{@link #getFragments() <em>Fragments</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFragments()
	 * @generated
	 * @ordered
	 */
	protected EList<VariableDeclarationFragment> fragments;

	/**
	 * The cached value of the '{@link #getModifier() <em>Modifier</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getModifier()
	 * @generated
	 * @ordered
	 */
	protected Modifier modifier;

	/**
	 * The cached value of the '{@link #getAnnotations() <em>Annotations</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getAnnotations()
	 * @generated
	 * @ordered
	 */
	protected EList<Annotation> annotations;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected VariableDeclarationExpressionImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return JavaPackage.eINSTANCE.getVariableDeclarationExpression();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public TypeAccess getType() {
		return type;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetType(TypeAccess newType, NotificationChain msgs) {
		TypeAccess oldType = type;
		type = newType;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE, oldType, newType);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setType(TypeAccess newType) {
		if (newType != type) {
			NotificationChain msgs = null;
			if (type != null)
				msgs = ((InternalEObject)type).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE, null, msgs);
			if (newType != null)
				msgs = ((InternalEObject)newType).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE, null, msgs);
			msgs = basicSetType(newType, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE, newType, newType));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<VariableDeclarationFragment> getFragments() {
		if (fragments == null) {
			fragments = new EObjectContainmentWithInverseEList<VariableDeclarationFragment>(VariableDeclarationFragment.class, this, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS, JavaPackage.VARIABLE_DECLARATION_FRAGMENT__VARIABLES_CONTAINER);
		}
		return fragments;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Modifier getModifier() {
		return modifier;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetModifier(Modifier newModifier, NotificationChain msgs) {
		Modifier oldModifier = modifier;
		modifier = newModifier;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER, oldModifier, newModifier);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setModifier(Modifier newModifier) {
		if (newModifier != modifier) {
			NotificationChain msgs = null;
			if (modifier != null)
				msgs = ((InternalEObject)modifier).eInverseRemove(this, JavaPackage.MODIFIER__VARIABLE_DECLARATION_EXPRESSION, Modifier.class, msgs);
			if (newModifier != null)
				msgs = ((InternalEObject)newModifier).eInverseAdd(this, JavaPackage.MODIFIER__VARIABLE_DECLARATION_EXPRESSION, Modifier.class, msgs);
			msgs = basicSetModifier(newModifier, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER, newModifier, newModifier));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<Annotation> getAnnotations() {
		if (annotations == null) {
			annotations = new EObjectContainmentEList<Annotation>(Annotation.class, this, JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS);
		}
		return annotations;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				return ((InternalEList<InternalEObject>)(InternalEList<?>)getFragments()).basicAdd(otherEnd, msgs);
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				if (modifier != null)
					msgs = ((InternalEObject)modifier).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER, null, msgs);
				return basicSetModifier((Modifier)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 JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE:
				return basicSetType(null, msgs);
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				return ((InternalEList<?>)getFragments()).basicRemove(otherEnd, msgs);
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				return basicSetModifier(null, msgs);
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS:
				return ((InternalEList<?>)getAnnotations()).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 JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE:
				return getType();
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				return getFragments();
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				return getModifier();
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS:
				return getAnnotations();
		}
		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 JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE:
				setType((TypeAccess)newValue);
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				getFragments().clear();
				getFragments().addAll((Collection<? extends VariableDeclarationFragment>)newValue);
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				setModifier((Modifier)newValue);
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS:
				getAnnotations().clear();
				getAnnotations().addAll((Collection<? extends Annotation>)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE:
				setType((TypeAccess)null);
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				getFragments().clear();
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				setModifier((Modifier)null);
				return;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS:
				getAnnotations().clear();
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE:
				return type != null;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS:
				return fragments != null && !fragments.isEmpty();
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__MODIFIER:
				return modifier != null;
			case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__ANNOTATIONS:
				return annotations != null && !annotations.isEmpty();
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID, Class<?> baseClass) {
		if (baseClass == AbstractVariablesContainer.class) {
			switch (derivedFeatureID) {
				case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE: return JavaPackage.ABSTRACT_VARIABLES_CONTAINER__TYPE;
				case JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS: return JavaPackage.ABSTRACT_VARIABLES_CONTAINER__FRAGMENTS;
				default: return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedStructuralFeatureID(int baseFeatureID, Class<?> baseClass) {
		if (baseClass == AbstractVariablesContainer.class) {
			switch (baseFeatureID) {
				case JavaPackage.ABSTRACT_VARIABLES_CONTAINER__TYPE: return JavaPackage.VARIABLE_DECLARATION_EXPRESSION__TYPE;
				case JavaPackage.ABSTRACT_VARIABLES_CONTAINER__FRAGMENTS: return JavaPackage.VARIABLE_DECLARATION_EXPRESSION__FRAGMENTS;
				default: return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

} //VariableDeclarationExpressionImpl