/*******************************************************************************
 * Copyright (c) 2001, 2004 IBM Corporation 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:
 * IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jst.j2ee.ejb.internal.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.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jst.j2ee.ejb.DestinationType;
import org.eclipse.jst.j2ee.ejb.EjbPackage;
import org.eclipse.jst.j2ee.ejb.MessageDriven;
import org.eclipse.jst.j2ee.ejb.MessageDrivenDestination;
import org.eclipse.jst.j2ee.ejb.SubscriptionDurabilityKind;

/**
 * The message-driven-destination element provides advice to the Deployer as to whether a message-driven bean is intended for a Queue or a Topic. The declaration consists of: the type of the message-driven bean's intended destination and an optional declaration of whether a durable or non-durable subscription should be used if the destination-type is javax.jms.Topic.
 */
public class MessageDrivenDestinationImpl extends EObjectImpl implements MessageDrivenDestination, EObject{

	/**
	 * The default value of the '{@link #getType() <em>Type</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getType()
	 * @generated
	 * @ordered
	 */
	protected static final DestinationType TYPE_EDEFAULT = DestinationType.QUEUE_LITERAL;

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	protected DestinationType type = TYPE_EDEFAULT;
	/**
	 * This is true if the Type attribute has been set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected boolean typeESet = false;

	/**
	 * The default value of the '{@link #getSubscriptionDurability() <em>Subscription Durability</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getSubscriptionDurability()
	 * @generated
	 * @ordered
	 */
	protected static final SubscriptionDurabilityKind SUBSCRIPTION_DURABILITY_EDEFAULT = SubscriptionDurabilityKind.DURABLE_LITERAL;

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	protected SubscriptionDurabilityKind subscriptionDurability = SUBSCRIPTION_DURABILITY_EDEFAULT;
	/**
	 * This is true if the Subscription Durability attribute has been set.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	protected boolean subscriptionDurabilityESet = false;

	public MessageDrivenDestinationImpl() {
		super();
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected EClass eStaticClass() {
		return EjbPackage.eINSTANCE.getMessageDrivenDestination();
	}

	/**
	 * @generated This field/method will be replaced during code generation 
	 * The destination-type element specifies the type of the JMS destination. The type is specified by the Java interface expected to be implemented by the destination.
	 * 
	 * The destination-type element must be one of the two following: javax.jms.Queue, javax.jms.Topic
	 */
	public DestinationType getType() {
		return type;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setType(DestinationType newType) {
		DestinationType oldType = type;
		type = newType == null ? TYPE_EDEFAULT : newType;
		boolean oldTypeESet = typeESet;
		typeESet = true;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE, oldType, type, !oldTypeESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void unsetType() {
		DestinationType oldType = type;
		boolean oldTypeESet = typeESet;
		type = TYPE_EDEFAULT;
		typeESet = false;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.UNSET, EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE, oldType, TYPE_EDEFAULT, oldTypeESet));
	}

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

	/**
	 * @generated This field/method will be replaced during code generation 
	 * The subscription-durability element specifies whether a JMS topic subscription is intended to be durable or nondurable.
	 * 
	 * The subscription-durability element must be one of the two following:  Durable, NonDurable

	 */
	public SubscriptionDurabilityKind getSubscriptionDurability() {
		return subscriptionDurability;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setSubscriptionDurability(SubscriptionDurabilityKind newSubscriptionDurability) {
		SubscriptionDurabilityKind oldSubscriptionDurability = subscriptionDurability;
		subscriptionDurability = newSubscriptionDurability == null ? SUBSCRIPTION_DURABILITY_EDEFAULT : newSubscriptionDurability;
		boolean oldSubscriptionDurabilityESet = subscriptionDurabilityESet;
		subscriptionDurabilityESet = true;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY, oldSubscriptionDurability, subscriptionDurability, !oldSubscriptionDurabilityESet));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void unsetSubscriptionDurability() {
		SubscriptionDurabilityKind oldSubscriptionDurability = subscriptionDurability;
		boolean oldSubscriptionDurabilityESet = subscriptionDurabilityESet;
		subscriptionDurability = SUBSCRIPTION_DURABILITY_EDEFAULT;
		subscriptionDurabilityESet = false;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.UNSET, EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY, oldSubscriptionDurability, SUBSCRIPTION_DURABILITY_EDEFAULT, oldSubscriptionDurabilityESet));
	}

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

	/**
	 * @generated This field/method will be replaced during code generation 
	 */
	public MessageDriven getBean() {
		if (eContainerFeatureID != EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN) return null;
		return (MessageDriven)eContainer;
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void setBean(MessageDriven newBean) {
		if (newBean != eContainer || (eContainerFeatureID != EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN && newBean != null)) {
			if (EcoreUtil.isAncestor(this, newBean))
				throw new IllegalArgumentException("Recursive containment not allowed for " + toString());
			NotificationChain msgs = null;
			if (eContainer != null)
				msgs = eBasicRemoveFromContainer(msgs);
			if (newBean != null)
				msgs = ((InternalEObject)newBean).eInverseAdd(this, EjbPackage.MESSAGE_DRIVEN__DESTINATION, MessageDriven.class, msgs);
			msgs = eBasicSetContainer((InternalEObject)newBean, EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN, newBean, newBean));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
		if (featureID >= 0) {
			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
				case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
					if (eContainer != null)
						msgs = eBasicRemoveFromContainer(msgs);
					return eBasicSetContainer(otherEnd, EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN, msgs);
				default:
					return eDynamicInverseAdd(otherEnd, featureID, baseClass, msgs);
			}
		}
		if (eContainer != null)
			msgs = eBasicRemoveFromContainer(msgs);
		return eBasicSetContainer(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, Class baseClass, NotificationChain msgs) {
		if (featureID >= 0) {
			switch (eDerivedStructuralFeatureID(featureID, baseClass)) {
				case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
					return eBasicSetContainer(null, EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN, msgs);
				default:
					return eDynamicInverseRemove(otherEnd, featureID, baseClass, msgs);
			}
		}
		return eBasicSetContainer(null, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain eBasicRemoveFromContainer(NotificationChain msgs) {
		if (eContainerFeatureID >= 0) {
			switch (eContainerFeatureID) {
				case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
					return eContainer.eInverseRemove(this, EjbPackage.MESSAGE_DRIVEN__DESTINATION, MessageDriven.class, msgs);
				default:
					return eDynamicBasicRemoveFromContainer(msgs);
			}
		}
		return eContainer.eInverseRemove(this, EOPPOSITE_FEATURE_BASE - eContainerFeatureID, null, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Object eGet(EStructuralFeature eFeature, boolean resolve) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE:
				return getType();
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY:
				return getSubscriptionDurability();
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
				return getBean();
		}
		return eDynamicGet(eFeature, resolve);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public boolean eIsSet(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE:
				return isSetType();
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY:
				return isSetSubscriptionDurability();
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
				return getBean() != null;
		}
		return eDynamicIsSet(eFeature);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void eSet(EStructuralFeature eFeature, Object newValue) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE:
				setType((DestinationType)newValue);
				return;
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY:
				setSubscriptionDurability((SubscriptionDurabilityKind)newValue);
				return;
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
				setBean((MessageDriven)newValue);
				return;
		}
		eDynamicSet(eFeature, newValue);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public void eUnset(EStructuralFeature eFeature) {
		switch (eDerivedStructuralFeatureID(eFeature)) {
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__TYPE:
				unsetType();
				return;
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__SUBSCRIPTION_DURABILITY:
				unsetSubscriptionDurability();
				return;
			case EjbPackage.MESSAGE_DRIVEN_DESTINATION__BEAN:
				setBean((MessageDriven)null);
				return;
		}
		eDynamicUnset(eFeature);
	}

	/**
	 * @generated This field/method will be replaced during code generation.
	 */
	public String toString() {
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (type: ");
		if (typeESet) result.append(type); else result.append("<unset>");
		result.append(", subscriptionDurability: ");
		if (subscriptionDurabilityESet) result.append(subscriptionDurability); else result.append("<unset>");
		result.append(')');
		return result.toString();
	}

}