org.argeo.util/src/org/argeo/osgi/useradmin/AggregatingAuthorization.java

   1 package org.argeo.osgi.useradmin;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collections;
   5 import java.util.HashSet;
   6 import java.util.List;
   7 import java.util.Set;
   8
   9 import javax.security.auth.x500.X500Principal;
  10
  11 import org.osgi.service.useradmin.Authorization;
  12
  13 /** An {@link Authorization} which combines roles form various auth sources. */
  14 class AggregatingAuthorization implements Authorization {
  15         private final String name;
  16         private final String displayName;
  17         private final Set<String> systemRoles;
  18         private final Set<String> roles;
  19
  20         public AggregatingAuthorization(String name, String displayName, Set<String> systemRoles, String[] roles) {
  21                 this.name = new X500Principal(name).getName();
  22                 this.displayName = displayName;
  23                 this.systemRoles = Collections.unmodifiableSet(new HashSet<>(systemRoles));
  24                 Set<String> temp = new HashSet<>();
  25                 for (String role : roles) {
  26                         if (!temp.contains(role))
  27                                 temp.add(role);
  28                 }
  29                 this.roles = Collections.unmodifiableSet(temp);
  30         }
  31
  32         @Override
  33         public String getName() {
  34                 return name;
  35         }
  36
  37         @Override
  38         public boolean hasRole(String name) {
  39                 if (systemRoles.contains(name))
  40                         return true;
  41                 if (roles.contains(name))
  42                         return true;
  43                 return false;
  44         }
  45
  46         @Override
  47         public String[] getRoles() {
  48                 int size = systemRoles.size() + roles.size();
  49                 List<String> res = new ArrayList<String>(size);
  50                 res.addAll(systemRoles);
  51                 res.addAll(roles);
  52                 return res.toArray(new String[size]);
  53         }
  54
  55         @Override
  56         public int hashCode() {
  57                 if (name == null)
  58                         return super.hashCode();
  59                 return name.hashCode();
  60         }
  61
  62         @Override
  63         public boolean equals(Object obj) {
  64                 if (!(obj instanceof Authorization))
  65                         return false;
  66                 Authorization that = (Authorization) obj;
  67                 if (name == null)
  68                         return that.getName() == null;
  69                 return name.equals(that.getName());
  70         }
  71
  72         @Override
  73         public String toString() {
  74                 return displayName;
  75         }
  76
  77 }