cdmlib-persistence/src/main/java/eu/etaxonomy/cdm/persistence/hibernate/permission/CdmPermissionClass.java

   1 /**
   2 * Copyright (C) 2009 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.cdm.persistence.hibernate.permission;
  10
  11 import eu.etaxonomy.cdm.model.common.CdmBase;
  12
  13 /**
  14  * @author k.luther
  15  * @date 06.07.2011
  16  */
  17 public enum CdmPermissionClass {
  18     USER,
  19     DESCRIPTIONBASE,
  20     DESCRIPTIONELEMENTBASE,
  21     TAXONBASE,
  22     ALL,
  23     TAXONNODE,
  24     CLASSIFICATION;
  25
  26
  27     /**
  28      * return the appropriate CdmPermissionClass for the given Object. May return null if no matching CdmPermissionClass was found.
  29      * @param s
  30      * @return the CdmPermissionClass or null
  31      */
  32     public static CdmPermissionClass getValueOf(Object s){
  33
  34         String permissionClassString ;
  35         if (s instanceof String){
  36             permissionClassString = (String)s;
  37         }else if (s instanceof CdmBase){
  38             permissionClassString = s.getClass().getSimpleName().toUpperCase();
  39         } else if(s instanceof Class){
  40             permissionClassString = ((Class) s).getSimpleName().toUpperCase();
  41         }else{
  42
  43             return null;
  44         }
  45
  46         try{
  47             return CdmPermissionClass.valueOf(permissionClassString);
  48         }catch(IllegalArgumentException e){
  49             if (s instanceof CdmBase){
  50                 s = s.getClass().getSuperclass();
  51
  52                 return getValueOf(s);
  53             }
  54
  55         }
  56
  57         return null;
  58     }
  59 }