org.argeo.cms/src/org/argeo/cms/internal/auth/ImpliedByPrincipal.java

   1 package org.argeo.cms.internal.auth;
   2
   3 import java.security.Principal;
   4 import java.util.HashSet;
   5 import java.util.Set;
   6
   7 import javax.xml.namespace.QName;
   8
   9 import org.argeo.cms.RoleNameUtils;
  10 import org.osgi.service.useradmin.Authorization;
  11
  12 /**
  13  * A {@link Principal} which has been implied by an {@link Authorization}. If it
  14  * is empty it means this is an additional identity, otherwise it lists the
  15  * users (typically the logged in user but possibly empty
  16  * {@link ImpliedByPrincipal}s) which have implied it. When an additional
  17  * identity is removed, the related {@link ImpliedByPrincipal}s can thus be
  18  * removed.
  19  */
  20 public final class ImpliedByPrincipal implements Principal {
  21         private final String name;
  22         private final QName roleName;
  23         private final boolean systemRole;
  24         private final String context;
  25
  26         private Set<Principal> causes = new HashSet<Principal>();
  27
  28         public ImpliedByPrincipal(String name, Principal userPrincipal) {
  29                 this.name = name;
  30                 roleName = RoleNameUtils.getLastRdnAsName(name);
  31                 systemRole = RoleNameUtils.isSystemRole(roleName);
  32                 context = RoleNameUtils.getContext(name);
  33                 if (userPrincipal != null)
  34                         causes.add(userPrincipal);
  35         }
  36
  37         public String getName() {
  38                 return name;
  39         }
  40
  41         /*
  42          * OBJECT
  43          */
  44
  45         public QName getRoleName() {
  46                 return roleName;
  47         }
  48
  49         public String getContext() {
  50                 return context;
  51         }
  52
  53         public boolean isSystemRole() {
  54                 return systemRole;
  55         }
  56
  57         @Override
  58         public int hashCode() {
  59                 return name.hashCode();
  60         }
  61
  62         @Override
  63         public boolean equals(Object obj) {
  64                 if (obj instanceof ImpliedByPrincipal) {
  65                         ImpliedByPrincipal that = (ImpliedByPrincipal) obj;
  66                         // TODO check members too?
  67                         return name.equals(that.name);
  68                 }
  69                 return false;
  70         }
  71
  72         @Override
  73         public String toString() {
  74                 return name.toString();
  75         }
  76 }