org.argeo.security.core/src/org/argeo/security/login/GrantedAuthorityPrincipal.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.login;
  17
  18 import java.security.Principal;
  19
  20 import javax.security.auth.Subject;
  21
  22 import org.springframework.security.core.GrantedAuthority;
  23
  24 /**
  25  * A {@link Principal} which is also a {@link GrantedAuthority}, so that the
  26  * Spring Security can be used to quickly populate a {@link Subject} principals.
  27  */
  28 public final class GrantedAuthorityPrincipal implements Principal,
  29                 GrantedAuthority {
  30         private static final long serialVersionUID = 6768044196343543328L;
  31         private final String authority;
  32
  33         public GrantedAuthorityPrincipal(String authority) {
  34                 this.authority = authority;
  35         }
  36
  37         @Override
  38         public String getAuthority() {
  39                 return authority;
  40         }
  41
  42         @Override
  43         public String getName() {
  44                 return authority;
  45         }
  46
  47         @Override
  48         public int hashCode() {
  49                 return getName().hashCode();
  50         }
  51
  52         @Override
  53         public boolean equals(Object obj) {
  54                 if (!(obj instanceof GrantedAuthorityPrincipal))
  55                         return false;
  56                 return getName().equals(((GrantedAuthorityPrincipal) obj).getName());
  57         }
  58
  59         @Override
  60         public String toString() {
  61                 return "Granted Authority " + getName();
  62         }
  63
  64 }