core/plugins/org.eclipse.mdht.uml.validation/src/org/eclipse/mdht/uml/validation/util/ValidationSwitch.java

/**
 * Copyright (c) 2012 Christian W. Damus 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:
 *     Christian W. Damus - initial API and implementation
 */
package org.eclipse.mdht.uml.validation.util;

import java.util.List;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.mdht.uml.validation.ConstraintProvider;
import org.eclipse.mdht.uml.validation.Diagnostic;
import org.eclipse.mdht.uml.validation.ValidationPackage;

/**
 * <!-- begin-user-doc -->
 * The <b>Switch</b> for the model's inheritance hierarchy.
 * It supports the call {@link #doSwitch(EObject) doSwitch(object)} to invoke the <code>caseXXX</code> method for each class of the model,
 * starting with the actual class of the object
 * and proceeding up the inheritance hierarchy
 * until a non-null result is returned,
 * which is the result of the switch.
 * <!-- end-user-doc -->
 *
 * @see org.eclipse.mdht.uml.validation.ValidationPackage
 * @generated
 */
public class ValidationSwitch<T> {
	/**
	 * The cached model package
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	protected static ValidationPackage modelPackage;

	/**
	 * Creates an instance of the switch.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public ValidationSwitch() {
		if (modelPackage == null) {
			modelPackage = ValidationPackage.eINSTANCE;
		}
	}

	/**
	 * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @return the first non-null result returned by a <code>caseXXX</code> call.
	 * @generated
	 */
	public T doSwitch(EObject theEObject) {
		return doSwitch(theEObject.eClass(), theEObject);
	}

	/**
	 * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @return the first non-null result returned by a <code>caseXXX</code> call.
	 * @generated
	 */
	protected T doSwitch(EClass theEClass, EObject theEObject) {
		if (theEClass.eContainer() == modelPackage) {
			return doSwitch(theEClass.getClassifierID(), theEObject);
		} else {
			List<EClass> eSuperTypes = theEClass.getESuperTypes();
			return eSuperTypes.isEmpty()
					? defaultCase(theEObject)
					: doSwitch(eSuperTypes.get(0), theEObject);
		}
	}

	/**
	 * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @return the first non-null result returned by a <code>caseXXX</code> call.
	 * @generated
	 */
	protected T doSwitch(int classifierID, EObject theEObject) {
		switch (classifierID) {
			case ValidationPackage.DIAGNOSTIC: {
				Diagnostic diagnostic = (Diagnostic) theEObject;
				T result = caseDiagnostic(diagnostic);
				if (result == null) {
					result = defaultCase(theEObject);
				}
				return result;
			}
			case ValidationPackage.CONSTRAINT_PROVIDER: {
				ConstraintProvider constraintProvider = (ConstraintProvider) theEObject;
				T result = caseConstraintProvider(constraintProvider);
				if (result == null) {
					result = defaultCase(theEObject);
				}
				return result;
			}
			default:
				return defaultCase(theEObject);
		}
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Diagnostic</em>'.
	 * <!-- begin-user-doc -->
	 * This implementation returns null;
	 * returning a non-null result will terminate the switch.
	 * <!-- end-user-doc -->
	 *
	 * @param object
	 *            the target of the switch.
	 * @return the result of interpreting the object as an instance of '<em>Diagnostic</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseDiagnostic(Diagnostic object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Constraint Provider</em>'.
	 * <!-- begin-user-doc -->
	 * This implementation returns null;
	 * returning a non-null result will terminate the switch.
	 * <!-- end-user-doc -->
	 *
	 * @param object
	 *            the target of the switch.
	 * @return the result of interpreting the object as an instance of '<em>Constraint Provider</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseConstraintProvider(ConstraintProvider object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>EObject</em>'.
	 * <!-- begin-user-doc -->
	 * This implementation returns null;
	 * returning a non-null result will terminate the switch, but this is the last case anyway.
	 * <!-- end-user-doc -->
	 *
	 * @param object
	 *            the target of the switch.
	 * @return the result of interpreting the object as an instance of '<em>EObject</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject)
	 * @generated
	 */
	public T defaultCase(EObject object) {
		return null;
	}

} // ValidationSwitch