archive/working/apitools/org.eclipse.component.use.core/src/org/eclipse/component/use/util/UseSwitch.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id: UseSwitch.java,v 1.1 2005/01/20 12:03:03 ryman Exp $
 */
package org.eclipse.component.use.util;

import java.util.List;

import org.eclipse.component.use.*;

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.component.use.UsePackage
 * @generated
 */
public class UseSwitch
{
  /**
   * The cached model package
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  protected static UsePackage modelPackage;

  /**
   * Creates an instance of the switch.
   * <!-- begin-user-doc -->
   * <!-- end-user-doc -->
   * @generated
   */
  public UseSwitch()
  {
    if (modelPackage == null)
    {
      modelPackage = UsePackage.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 Object 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 Object doSwitch(EClass theEClass, EObject theEObject)
  {
    if (theEClass.eContainer() == modelPackage)
    {
      return doSwitch(theEClass.getClassifierID(), theEObject);
    }
    else
    {
      List eSuperTypes = theEClass.getESuperTypes();
      return
        eSuperTypes.isEmpty() ?
          defaultCase(theEObject) :
          doSwitch((EClass)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 Object doSwitch(int classifierID, EObject theEObject)
  {
    switch (classifierID)
    {
      case UsePackage.COMPONENT_USE_TYPE:
      {
        ComponentUseType componentUseType = (ComponentUseType)theEObject;
        Object result = caseComponentUseType(componentUseType);
        if (result == null) result = defaultCase(theEObject);
        return result;
      }
      case UsePackage.DOCUMENT_ROOT:
      {
        DocumentRoot documentRoot = (DocumentRoot)theEObject;
        Object result = caseDocumentRoot(documentRoot);
        if (result == null) result = defaultCase(theEObject);
        return result;
      }
      case UsePackage.SOURCE_CLASS:
      {
        SourceClass sourceClass = (SourceClass)theEObject;
        Object result = caseSourceClass(sourceClass);
        if (result == null) result = defaultCase(theEObject);
        return result;
      }
      default: return defaultCase(theEObject);
    }
  }

  /**
   * Returns the result of interpretting the object as an instance of '<em>Component Use 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 interpretting the object as an instance of '<em>Component Use Type</em>'.
   * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
   * @generated
   */
  public Object caseComponentUseType(ComponentUseType object)
  {
    return null;
  }

  /**
   * Returns the result of interpretting 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 interpretting the object as an instance of '<em>Document Root</em>'.
   * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
   * @generated
   */
  public Object caseDocumentRoot(DocumentRoot object)
  {
    return null;
  }

  /**
   * Returns the result of interpretting the object as an instance of '<em>Source Class</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 interpretting the object as an instance of '<em>Source Class</em>'.
   * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
   * @generated
   */
  public Object caseSourceClass(SourceClass object)
  {
    return null;
  }

  /**
   * Returns the result of interpretting 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 interpretting the object as an instance of '<em>EObject</em>'.
   * @see #doSwitch(org.eclipse.emf.ecore.EObject)
   * @generated
   */
  public Object defaultCase(EObject object)
  {
    return null;
  }

} //UseSwitch