org.eclipse.mylyn.reviews.frame.core/src/org/eclipse/mylyn/reviews/frame/core/model/util/ModelSwitch.java

/*******************************************************************************
 * Copyright (c) 2010, 2012 Ericsson
 * 
 * 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
 * 
 * Description:
 * 
 * Contributors:
 *   Alvaro Sanchez-Leon - Initial Implementation and API
 *******************************************************************************/
package org.eclipse.mylyn.reviews.frame.core.model.util;

import java.util.List;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.mylyn.reviews.frame.core.model.*;
import org.eclipse.mylyn.reviews.frame.core.model.Comment;
import org.eclipse.mylyn.reviews.frame.core.model.CommentType;
import org.eclipse.mylyn.reviews.frame.core.model.Item;
import org.eclipse.mylyn.reviews.frame.core.model.Location;
import org.eclipse.mylyn.reviews.frame.core.model.ModelPackage;
import org.eclipse.mylyn.reviews.frame.core.model.Review;
import org.eclipse.mylyn.reviews.frame.core.model.ReviewComponent;
import org.eclipse.mylyn.reviews.frame.core.model.ReviewGroup;
import org.eclipse.mylyn.reviews.frame.core.model.ReviewState;
import org.eclipse.mylyn.reviews.frame.core.model.TaskReference;
import org.eclipse.mylyn.reviews.frame.core.model.Topic;
import org.eclipse.mylyn.reviews.frame.core.model.User;

public class ModelSwitch<T> {
	/**
	 * The cached model package
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected static ModelPackage modelPackage;

	/**
	 * Creates an instance of the switch.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ModelSwitch() {
		if (modelPackage == null) {
			modelPackage = ModelPackage.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 ModelPackage.REVIEW: {
				Review review = (Review)theEObject;
				T result = caseReview(review);
				if (result == null) result = caseReviewComponent(review);
				if (result == null) result = caseSubModelRoot(review);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.COMMENT: {
				Comment comment = (Comment)theEObject;
				T result = caseComment(comment);
				if (result == null) result = caseReviewComponent(comment);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.ITEM: {
				Item item = (Item)theEObject;
				T result = caseItem(item);
				if (result == null) result = caseReviewComponent(item);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.LOCATION: {
				Location location = (Location)theEObject;
				T result = caseLocation(location);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.USER: {
				User user = (User)theEObject;
				T result = caseUser(user);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.TASK_REFERENCE: {
				TaskReference taskReference = (TaskReference)theEObject;
				T result = caseTaskReference(taskReference);
				if (result == null) result = caseReviewComponent(taskReference);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.REVIEW_STATE: {
				ReviewState reviewState = (ReviewState)theEObject;
				T result = caseReviewState(reviewState);
				if (result == null) result = caseReviewComponent(reviewState);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.REVIEW_GROUP: {
				ReviewGroup reviewGroup = (ReviewGroup)theEObject;
				T result = caseReviewGroup(reviewGroup);
				if (result == null) result = caseReviewComponent(reviewGroup);
				if (result == null) result = caseSubModelRoot(reviewGroup);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.COMMENT_TYPE: {
				CommentType commentType = (CommentType)theEObject;
				T result = caseCommentType(commentType);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.TOPIC: {
				Topic topic = (Topic)theEObject;
				T result = caseTopic(topic);
				if (result == null) result = caseComment(topic);
				if (result == null) result = caseReviewComponent(topic);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.REVIEW_COMPONENT: {
				ReviewComponent reviewComponent = (ReviewComponent)theEObject;
				T result = caseReviewComponent(reviewComponent);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			case ModelPackage.SUB_MODEL_ROOT: {
				SubModelRoot subModelRoot = (SubModelRoot)theEObject;
				T result = caseSubModelRoot(subModelRoot);
				if (result == null) result = defaultCase(theEObject);
				return result;
			}
			default: return defaultCase(theEObject);
		}
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Review</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>Review</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseReview(Review object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Comment</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>Comment</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseComment(Comment object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Item</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>Item</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseItem(Item object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Location</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>Location</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseLocation(Location object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>User</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>User</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseUser(User object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Task Reference</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>Task Reference</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseTaskReference(TaskReference object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Review State</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>Review State</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseReviewState(ReviewState object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Review Group</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>Review Group</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseReviewGroup(ReviewGroup object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Comment Type</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>Comment Type</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseCommentType(CommentType object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Topic</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>Topic</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseTopic(Topic object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Review Component</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>Review Component</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseReviewComponent(ReviewComponent object) {
		return null;
	}

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Sub Model Root</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>Sub Model Root</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseSubModelRoot(SubModelRoot 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;
	}

} //ModelSwitch