/*******************************************************************************
 * Copyright (c) 2015 TU Wien.
 * 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:
 *       Alexander Bergmayr (TU Wien) - initial API and implementation
 *  
 *       Initially developed in the context of ARTIST EU project www.artist-project.eu
 *******************************************************************************/
/**
 */
package org.eclipse.upr.platform.trace.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.upr.platform.trace.Trace;
import org.eclipse.upr.platform.trace.TraceFactory;
import org.eclipse.upr.platform.trace.TraceLink;
import org.eclipse.upr.platform.trace.TracePackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model <b>Package</b>.
 * <!-- end-user-doc -->
 * @generated
 */
public class TracePackageImpl extends EPackageImpl implements TracePackage {
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	private EClass traceEClass = null;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	private EClass traceLinkEClass = 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.upr.platform.trace.TracePackage#eNS_URI
	 * @see #init()
	 * @generated
	 */
	private TracePackageImpl() {
		super(eNS_URI, TraceFactory.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 TracePackage#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 TracePackage init() {
		if (isInited) return (TracePackage)EPackage.Registry.INSTANCE.getEPackage(TracePackage.eNS_URI);

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

		isInited = true;

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

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

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

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

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

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EReference getTraceLink_TargetElements() {
		return (EReference)traceLinkEClass.getEStructuralFeatures().get(1);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EAttribute getTraceLink_RuleName() {
		return (EAttribute)traceLinkEClass.getEStructuralFeatures().get(2);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public TraceFactory getTraceFactory() {
		return (TraceFactory)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
		traceEClass = createEClass(TRACE);
		createEReference(traceEClass, TRACE__TRACE_LINKS);

		traceLinkEClass = createEClass(TRACE_LINK);
		createEReference(traceLinkEClass, TRACE_LINK__SOURCE_ELEMENTS);
		createEReference(traceLinkEClass, TRACE_LINK__TARGET_ELEMENTS);
		createEAttribute(traceLinkEClass, TRACE_LINK__RULE_NAME);
	}

	/**
	 * <!-- 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(traceEClass, Trace.class, "Trace", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
		initEReference(getTrace_TraceLinks(), this.getTraceLink(), null, "traceLinks", null, 0, -1, Trace.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, IS_COMPOSITE, !IS_RESOLVE_PROXIES, !IS_UNSETTABLE, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);

		initEClass(traceLinkEClass, TraceLink.class, "TraceLink", !IS_ABSTRACT, !IS_INTERFACE, IS_GENERATED_INSTANCE_CLASS);
		initEReference(getTraceLink_SourceElements(), ecorePackage.getEObject(), null, "sourceElements", null, 0, -1, TraceLink.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_COMPOSITE, IS_RESOLVE_PROXIES, !IS_UNSETTABLE, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
		initEReference(getTraceLink_TargetElements(), ecorePackage.getEObject(), null, "targetElements", null, 0, -1, TraceLink.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_COMPOSITE, IS_RESOLVE_PROXIES, !IS_UNSETTABLE, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);
		initEAttribute(getTraceLink_RuleName(), ecorePackage.getEString(), "ruleName", null, 0, 1, TraceLink.class, !IS_TRANSIENT, !IS_VOLATILE, IS_CHANGEABLE, !IS_UNSETTABLE, !IS_ID, IS_UNIQUE, !IS_DERIVED, IS_ORDERED);

		// Create resource
		createResource(eNS_URI);
	}

} //TracePackageImpl