/*******************************************************************************
 * Copyright (c) 2007, 2010 BMW Car IT, Technische Universitaet Muenchen, and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 * BMW Car IT - Initial API and implementation
 * Technische Universitaet Muenchen - Major refactoring and extension
 *******************************************************************************/
package org.eclipse.emf.edapt.spi.migration.util;

import java.util.List;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edapt.spi.migration.AbstractResource;
import org.eclipse.emf.edapt.spi.migration.AttributeSlot;
import org.eclipse.emf.edapt.spi.migration.Instance;
import org.eclipse.emf.edapt.spi.migration.Metamodel;
import org.eclipse.emf.edapt.spi.migration.MetamodelResource;
import org.eclipse.emf.edapt.spi.migration.MigrationPackage;
import org.eclipse.emf.edapt.spi.migration.Model;
import org.eclipse.emf.edapt.spi.migration.ModelResource;
import org.eclipse.emf.edapt.spi.migration.ReferenceSlot;
import org.eclipse.emf.edapt.spi.migration.Repository;
import org.eclipse.emf.edapt.spi.migration.Slot;
import org.eclipse.emf.edapt.spi.migration.Type;

/**
 * <!-- 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.emf.edapt.spi.migration.MigrationPackage
 * @generated
 */
public class MigrationSwitch<T> {
	/**
	 * The cached model package
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	protected static MigrationPackage modelPackage;

	/**
	 * Creates an instance of the switch.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 *
	 * @generated
	 */
	public MigrationSwitch() {
		if (modelPackage == null) {
			modelPackage = MigrationPackage.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);
		}
		final 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 MigrationPackage.REPOSITORY: {
			final Repository repository = (Repository) theEObject;
			T result = caseRepository(repository);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.MODEL: {
			final Model model = (Model) theEObject;
			T result = caseModel(model);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.MODEL_RESOURCE: {
			final ModelResource modelResource = (ModelResource) theEObject;
			T result = caseModelResource(modelResource);
			if (result == null) {
				result = caseAbstractResource(modelResource);
			}
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.TYPE: {
			final Type type = (Type) theEObject;
			T result = caseType(type);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.INSTANCE: {
			final Instance instance = (Instance) theEObject;
			T result = caseInstance(instance);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.SLOT: {
			final Slot slot = (Slot) theEObject;
			T result = caseSlot(slot);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.ATTRIBUTE_SLOT: {
			final AttributeSlot attributeSlot = (AttributeSlot) theEObject;
			T result = caseAttributeSlot(attributeSlot);
			if (result == null) {
				result = caseSlot(attributeSlot);
			}
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.REFERENCE_SLOT: {
			final ReferenceSlot referenceSlot = (ReferenceSlot) theEObject;
			T result = caseReferenceSlot(referenceSlot);
			if (result == null) {
				result = caseSlot(referenceSlot);
			}
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.METAMODEL: {
			final Metamodel metamodel = (Metamodel) theEObject;
			T result = caseMetamodel(metamodel);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.METAMODEL_RESOURCE: {
			final MetamodelResource metamodelResource = (MetamodelResource) theEObject;
			T result = caseMetamodelResource(metamodelResource);
			if (result == null) {
				result = caseAbstractResource(metamodelResource);
			}
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		case MigrationPackage.ABSTRACT_RESOURCE: {
			final AbstractResource abstractResource = (AbstractResource) theEObject;
			T result = caseAbstractResource(abstractResource);
			if (result == null) {
				result = defaultCase(theEObject);
			}
			return result;
		}
		default:
			return defaultCase(theEObject);
		}
	}

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

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

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

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

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

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

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

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

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

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

	/**
	 * Returns the result of interpreting the object as an instance of '<em>Metamodel Resource</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>Metamodel Resource</em>'.
	 * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
	 * @generated
	 */
	public T caseMetamodelResource(MetamodelResource 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;
	}

} // MigrationSwitch