org.eclipse.bpmn2/src/org/eclipse/bpmn2/di/util/BpmnDiSwitch.java

/**
 * <copyright>
 * 
 * Copyright (c) 2010 SAP AG.
 * 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:
 *    Reiner Hille-Doering (SAP AG) - initial API and implementation and/or initial documentation
 * 
 * </copyright>
 *
 */
package org.eclipse.bpmn2.di.util;

import java.util.List;

import org.eclipse.bpmn2.di.*;
import org.eclipse.bpmn2.di.BPMNDiagram;
import org.eclipse.bpmn2.di.BPMNEdge;
import org.eclipse.bpmn2.di.BPMNLabel;
import org.eclipse.bpmn2.di.BPMNLabelStyle;
import org.eclipse.bpmn2.di.BPMNPlane;
import org.eclipse.bpmn2.di.BPMNShape;
import org.eclipse.bpmn2.di.BpmnDiPackage;
import org.eclipse.bpmn2.di.DocumentRoot;
import org.eclipse.dd.di.Diagram;
import org.eclipse.dd.di.DiagramElement;
import org.eclipse.dd.di.Edge;
import org.eclipse.dd.di.Label;
import org.eclipse.dd.di.LabeledEdge;
import org.eclipse.dd.di.LabeledShape;
import org.eclipse.dd.di.Node;
import org.eclipse.dd.di.Plane;
import org.eclipse.dd.di.Shape;
import org.eclipse.dd.di.Style;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;

/**
 * <!-- 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.bpmn2.di.BpmnDiPackage
 * @generated
 */
public class BpmnDiSwitch<T> {
    /**
     * The cached model package
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected static BpmnDiPackage modelPackage;

    /**
     * Creates an instance of the switch.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public BpmnDiSwitch() {
        if (modelPackage == null) {
            modelPackage = BpmnDiPackage.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 BpmnDiPackage.DOCUMENT_ROOT: {
            DocumentRoot documentRoot = (DocumentRoot) theEObject;
            T result = caseDocumentRoot(documentRoot);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_DIAGRAM: {
            BPMNDiagram bpmnDiagram = (BPMNDiagram) theEObject;
            T result = caseBPMNDiagram(bpmnDiagram);
            if (result == null)
                result = caseDiagram(bpmnDiagram);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_EDGE: {
            BPMNEdge bpmnEdge = (BPMNEdge) theEObject;
            T result = caseBPMNEdge(bpmnEdge);
            if (result == null)
                result = caseLabeledEdge(bpmnEdge);
            if (result == null)
                result = caseEdge(bpmnEdge);
            if (result == null)
                result = caseDiagramElement(bpmnEdge);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_LABEL: {
            BPMNLabel bpmnLabel = (BPMNLabel) theEObject;
            T result = caseBPMNLabel(bpmnLabel);
            if (result == null)
                result = caseLabel(bpmnLabel);
            if (result == null)
                result = caseNode(bpmnLabel);
            if (result == null)
                result = caseDiagramElement(bpmnLabel);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_LABEL_STYLE: {
            BPMNLabelStyle bpmnLabelStyle = (BPMNLabelStyle) theEObject;
            T result = caseBPMNLabelStyle(bpmnLabelStyle);
            if (result == null)
                result = caseStyle(bpmnLabelStyle);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_PLANE: {
            BPMNPlane bpmnPlane = (BPMNPlane) theEObject;
            T result = caseBPMNPlane(bpmnPlane);
            if (result == null)
                result = casePlane(bpmnPlane);
            if (result == null)
                result = caseNode(bpmnPlane);
            if (result == null)
                result = caseDiagramElement(bpmnPlane);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case BpmnDiPackage.BPMN_SHAPE: {
            BPMNShape bpmnShape = (BPMNShape) theEObject;
            T result = caseBPMNShape(bpmnShape);
            if (result == null)
                result = caseLabeledShape(bpmnShape);
            if (result == null)
                result = caseShape(bpmnShape);
            if (result == null)
                result = caseNode(bpmnShape);
            if (result == null)
                result = caseDiagramElement(bpmnShape);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        default:
            return defaultCase(theEObject);
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

} //BpmnDiSwitch