/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.papyrus.infra.constraints.environment.impl;

import org.eclipse.emf.ecore.EAttribute;
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.infra.constraints.ConstraintsPackage;
import org.eclipse.papyrus.infra.constraints.environment.ConstraintEnvironment;
import org.eclipse.papyrus.infra.constraints.environment.ConstraintType;
import org.eclipse.papyrus.infra.constraints.environment.EnvironmentFactory;
import org.eclipse.papyrus.infra.constraints.environment.EnvironmentPackage;
import org.eclipse.papyrus.infra.constraints.impl.ConstraintsPackageImpl;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	private EClass constraintTypeEClass = 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.infra.constraints.environment.EnvironmentPackage#eNS_URI
	 * @see #init()
	 * @generated
	 */
	private EnvironmentPackageImpl() {
		super(eNS_URI, EnvironmentFactory.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 EnvironmentPackage#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 EnvironmentPackage init() {
		if (isInited) {
			return (EnvironmentPackage) EPackage.Registry.INSTANCE.getEPackage(EnvironmentPackage.eNS_URI);
		}

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

		isInited = true;

		// Obtain or create and register interdependencies
		ConstraintsPackageImpl theConstraintsPackage = (ConstraintsPackageImpl) (EPackage.Registry.INSTANCE.getEPackage(ConstraintsPackage.eNS_URI) instanceof ConstraintsPackageImpl ? EPackage.Registry.INSTANCE.getEPackage(ConstraintsPackage.eNS_URI)
				: ConstraintsPackage.eINSTANCE);

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

		// Initialize created meta-data
		theEnvironmentPackage.initializePackageContents();
		theConstraintsPackage.initializePackageContents();

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


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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public EAttribute getConstraintType_Label() {
		return (EAttribute) constraintTypeEClass.getEStructuralFeatures().get(0);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public EAttribute getConstraintType_ConstraintClass() {
		return (EAttribute) constraintTypeEClass.getEStructuralFeatures().get(1);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public EnvironmentFactory getEnvironmentFactory() {
		return (EnvironmentFactory) 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
		constraintEnvironmentEClass = createEClass(CONSTRAINT_ENVIRONMENT);
		createEReference(constraintEnvironmentEClass, CONSTRAINT_ENVIRONMENT__CONSTRAINT_TYPES);

		constraintTypeEClass = createEClass(CONSTRAINT_TYPE);
		createEAttribute(constraintTypeEClass, CONSTRAINT_TYPE__LABEL);
		createEAttribute(constraintTypeEClass, CONSTRAINT_TYPE__CONSTRAINT_CLASS);
	}

	/**
	 * <!-- 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

		// Initialize classes and features; add operations and parameters
		initEClass(constraintEnvironmentEClass, ConstraintEnvironment.class, "ConstraintEnvironment", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
		initEReference(getConstraintEnvironment_ConstraintTypes(), this.getConstraintType(), null, "constraintTypes", null, 0, -1, ConstraintEnvironment.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_COMPOSITE, !IS_RESOLVE_PROXIES, !IS_UNSETTABLE,
				IS_UNIQUE, !IS_DERIVED, IS_ORDERED);

		initEClass(constraintTypeEClass, ConstraintType.class, "ConstraintType", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
		initEAttribute(getConstraintType_Label(), ecorePackage.getEString(), "label", null, 1, 1, ConstraintType.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
		initEAttribute(getConstraintType_ConstraintClass(), ecorePackage.getEString(), "constraintClass", null, 1, 1, ConstraintType.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
	}

} // EnvironmentPackageImpl