/*******************************************************************************
 * Copyright (c) 2007, 2013 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License 2.0, which accompanies this distribution
 * and is available at https://www.eclipse.org/legal/epl-2.0/.
 * 
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.jpa.core.resource.orm;

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.jpt.jpa.core.resource.orm.v2_1.JPA2_1;
import org.eclipse.jpt.jpa.core.resource.orm.v2_1.OrmV2_1Package;
import org.eclipse.jpt.jpa.core.resource.orm.v2_1.XmlForeignKey_2_1;
import org.eclipse.jpt.jpa.core.resource.orm.v2_1.XmlManyToOne_2_1;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.jpt.common.core.internal.utility.translators.SimpleTranslator;
import org.eclipse.jpt.jpa.core.MappingKeys;
import org.eclipse.wst.common.internal.emf.resource.Translator;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Many To One</b></em>'.
 * 
 * Provisional API: This interface is part of an interim API that is still
 * under development and expected to change significantly before reaching
 * stability. It is available at this early stage to solicit feedback from
 * pioneering adopters on the understanding that any code that uses this API
 * will almost certainly be broken (repeatedly) as the API evolves.
 * <!-- end-user-doc -->
 *
 *
 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlManyToOne()
 * @model kind="class"
 * @generated
 */
public class XmlManyToOne extends AbstractXmlSingleRelationshipMapping implements XmlManyToOne_2_1
{

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

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

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

	/**
	 * Returns the value of the '<em><b>Foreign Key</b></em>' containment reference.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Foreign Key</em>' containment reference isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>Foreign Key</em>' containment reference.
	 * @see #setForeignKey(XmlForeignKey)
	 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlManyToOne_2_1_ForeignKey()
	 * @model containment="true"
	 * @generated
	 */
	public XmlForeignKey getForeignKey()
	{
		return foreignKey;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetForeignKey(XmlForeignKey newForeignKey, NotificationChain msgs)
	{
		XmlForeignKey oldForeignKey = foreignKey;
		foreignKey = newForeignKey;
		if (eNotificationRequired())
		{
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY, oldForeignKey, newForeignKey);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * Sets the value of the '{@link org.eclipse.jpt.jpa.core.resource.orm.XmlManyToOne#getForeignKey <em>Foreign Key</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Foreign Key</em>' containment reference.
	 * @see #getForeignKey()
	 * @generated
	 */
	public void setForeignKey(XmlForeignKey newForeignKey)
	{
		if (newForeignKey != foreignKey)
		{
			NotificationChain msgs = null;
			if (foreignKey != null)
				msgs = ((InternalEObject)foreignKey).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY, null, msgs);
			if (newForeignKey != null)
				msgs = ((InternalEObject)newForeignKey).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY, null, msgs);
			msgs = basicSetForeignKey(newForeignKey, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY, newForeignKey, newForeignKey));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID)
		{
			case OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY:
				setForeignKey((XmlForeignKey)null);
				return;
		}
		super.eUnset(featureID);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID, Class<?> baseClass)
	{
		if (baseClass == XmlManyToOne_2_1.class)
		{
			switch (derivedFeatureID)
			{
				case OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY: return OrmV2_1Package.XML_MANY_TO_ONE_21__FOREIGN_KEY;
				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 == XmlManyToOne_2_1.class)
		{
			switch (baseFeatureID)
			{
				case OrmV2_1Package.XML_MANY_TO_ONE_21__FOREIGN_KEY: return OrmPackage.XML_MANY_TO_ONE__FOREIGN_KEY;
				default: return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

	// **************** XmlAttributeMapping impl ******************************

	public String getMappingKey() {
		return MappingKeys.MANY_TO_ONE_ATTRIBUTE_MAPPING_KEY;
	}
	
	
	// **************** translators *******************************************
	
	public static Translator buildTranslator(String elementName, EStructuralFeature structuralFeature) {
		return new SimpleTranslator(elementName, structuralFeature, buildTranslatorChildren());
	}
	
	private static Translator[] buildTranslatorChildren() {
		return new Translator[] {
			buildNameTranslator(),
			buildTargetEntityTranslator(),
			buildFetchTranslator(),
			buildOptionalTranslator(),
			buildAccessTranslator(),
			buildMapsIdTranslator(),
			buildIdTranslator(),
			buildJoinColumnTranslator(),
			buildForeignKeyTranslator(),
			buildJoinTableTranslator(),
			buildCascadeTranslator()
		};
	}

	
	protected static Translator buildForeignKeyTranslator() {
		return XmlForeignKey.buildTranslator(JPA2_1.FOREIGN_KEY, OrmV2_1Package.eINSTANCE.getXmlManyToOne_2_1_ForeignKey());
	}

}