cdmlib-persistence/src/main/java/eu/etaxonomy/cdm/persistence/hibernate/permission/Operation.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 java.util.EnumSet;
  12
  13
  14 /**
  15  * @author k.luther
  16  * @date 06.07.2011
  17  *
  18  */
  19 public class Operation {
  20
  21     private Operation(){
  22
  23     }
  24
  25     final static public EnumSet<CRUD> CREATE = EnumSet.of(CRUD.CREATE);
  26
  27     final static public EnumSet<CRUD> READ = EnumSet.of(CRUD.READ);
  28
  29     final static public EnumSet<CRUD> UPDATE = EnumSet.of(CRUD.UPDATE);
  30
  31     final static public EnumSet<CRUD> DELETE = EnumSet.of(CRUD.DELETE);
  32
  33     final static public EnumSet<CRUD> ALL = EnumSet.allOf(CRUD.class);
  34
  35     final static public EnumSet<CRUD> ADMIN = ALL; // FIXME remove?
  36
  37     final static public EnumSet<CRUD> NONE = EnumSet.noneOf(CRUD.class);
  38
  39     public static EnumSet<CRUD> fromString(String string){
  40         if(string.equals("ALL")){
  41             return ALL;
  42         }
  43         if(string.equals("ADMIN")){
  44             return ADMIN;
  45         }
  46         if(string.equals("NONE")){
  47             return NONE;
  48         }
  49         return EnumSet.of(CRUD.valueOf(string));
  50     }
  51
  52     public static boolean isOperation(Object o){
  53         try {
  54         return o instanceof EnumSet<?> && ALL.containsAll((EnumSet<?>)o);
  55         } catch (Throwable e){
  56             return false;
  57         }
  58     }
  59
  60 }
  61
  62