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/*****************************************************************************
 * Copyright (c) 2009 Atos Origin.
 *
 *    
 * 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:
 *  Tristan Faure (Atos Origin) tristan.faure@atosorigin.com - Initial API and implementation
 *
 *****************************************************************************/
package org.eclipse.papyrus.resource.impl;

import static org.eclipse.papyrus.resource.ResourcePackage.RESOURCE;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.impl.EPackageImpl;
import org.eclipse.papyrus.resource.Resource;
import org.eclipse.papyrus.resource.ResourceEObject;
import org.eclipse.papyrus.resource.ResourceFactory;
import org.eclipse.papyrus.resource.ResourcePackage;

/**
 * <!-- begin-user-doc --> An implementation of the model <b>Package</b>. <!-- end-user-doc -->
 * 
 * @generated
 */
public class ResourcePackageImpl extends EPackageImpl implements ResourcePackage {

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	private EClass resourceEClass = null;

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	private EClass resourceEObjectEClass = null;

	/**
	 * Creates an instance of the model <b>Package</b>, registered with {@link org.eclipse.emf.ecore.EPackage.Registry EPackage.Registry} by the
	 * package package URI
	 * value.
	 * <p>
	 * Note: the correct way to create the package is via the static factory method {@link #init
	 * init()}, which also performs initialization of the package, or returns the registered package, if one already exists. <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see org.eclipse.emf.ecore.EPackage.Registry
	 * @see org.eclipse.papyrus.resource.ResourcePackage#eNS_URI
	 * @see #init()
	 * @generated
	 */
	private ResourcePackageImpl() {
		super(eNS_URI, ResourceFactory.eINSTANCE);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	private static boolean isInited = false;

	/**
	 * Creates, registers, and initializes the <b>Package</b> for this model, and for any others
	 * upon which it depends.
	 * 
	 * <p>
	 * This method is used to initialize {@link ResourcePackage#eINSTANCE} when that field is accessed. Clients should not invoke it directly.
	 * Instead, they should simply access that field to obtain the package. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #eNS_URI
	 * @see #createPackageContents()
	 * @see #initializePackageContents()
	 * @generated
	 */
	public static ResourcePackage init() {
		if(isInited)
			return (ResourcePackage)EPackage.Registry.INSTANCE.getEPackage(ResourcePackage.eNS_URI);

		// Obtain or create and register package
		ResourcePackageImpl theResourcePackage = (ResourcePackageImpl)(EPackage.Registry.INSTANCE.get(eNS_URI) instanceof ResourcePackageImpl ? EPackage.Registry.INSTANCE
				.get(eNS_URI)
				: new ResourcePackageImpl());

		isInited = true;

		// Create package meta-data objects
		theResourcePackage.createPackageContents();

		// Initialize created meta-data
		theResourcePackage.initializePackageContents();

		// Mark meta-data to indicate it can't be changed
		theResourcePackage.freeze();

		// Update the registry and return the package
		EPackage.Registry.INSTANCE.put(ResourcePackage.eNS_URI, theResourcePackage);
		return theResourcePackage;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EClass getResource() {
		return resourceEClass;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EReference getResource_Eobjects() {
		return (EReference)resourceEClass.getEStructuralFeatures().get(0);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EClass getResourceEObject() {
		return resourceEObjectEClass;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public ResourceFactory getResourceFactory() {
		return (ResourceFactory)getEFactoryInstance();
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	private boolean isCreated = false;

	/**
	 * Creates the meta-model objects for the package. This method is guarded to have no affect on
	 * any invocation but its first. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void createPackageContents() {
		if(isCreated)
			return;
		isCreated = true;

		// Create classes and their features
		resourceEClass = createEClass(RESOURCE);
		createEReference(resourceEClass, RESOURCE__EOBJECTS);

		resourceEObjectEClass = createEClass(RESOURCE_EOBJECT);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	private boolean isInitialized = false;

	/**
	 * Complete the initialization of the package and its meta-model. This method is guarded to have
	 * no affect on any invocation but its first. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void initializePackageContents() {
		if(isInitialized)
			return;
		isInitialized = true;

		// Initialize package
		setName(eNAME);
		setNsPrefix(eNS_PREFIX);
		setNsURI(eNS_URI);

		// Create type parameters

		// Set bounds for type parameters

		// Add supertypes to classes
		resourceEObjectEClass.getESuperTypes().add(ecorePackage.getEObject());

		// Initialize classes and features; add operations and parameters
		initEClass(resourceEClass, Resource.class, "Resource", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
		initEReference(getResource_Eobjects(), ecorePackage.getEObject(), null, "eobjects", null, 0, -1,
				Resource.class, IS_TRANSIENT, IS_VOLATILE, IS_CHANGEABLE, IS_COMPOSITE, !IS_RESOLVE_PROXIES,
				!IS_UNSETTABLE, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);

		initEClass(resourceEObjectEClass, ResourceEObject.class, "ResourceEObject", !IS_ABSTRACT, !IS_INTERFACE,
				IS_GENERATED_INSTANCE_CLASS);

		// Create resource
		createResource(eNS_URI);
	}

} // ResourcePackageImpl

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