AggregatingAuthorization.java

   1 package org.argeo.cms.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.argeo.api.cms.directory.CmsAuthorization;
  12 import org.osgi.service.useradmin.Authorization;
  13
  14 /** An {@link Authorization} which combines roles form various auth sources. */
  15 class AggregatingAuthorization implements CmsAuthorization, Authorization {
  16         private final String name;
  17         private final String displayName;
  18         private final Set<String> systemRoles;
  19         private final Set<String> roles;
  20
  21         public AggregatingAuthorization(String name, String displayName, Set<String> systemRoles, String[] roles) {
  22                 this.name = new X500Principal(name).getName();
  23                 this.displayName = displayName;
  24                 this.systemRoles = Collections.unmodifiableSet(new HashSet<>(systemRoles));
  25                 Set<String> temp = new HashSet<>();
  26                 for (String role : roles) {
  27                         if (!temp.contains(role))
  28                                 temp.add(role);
  29                 }
  30                 this.roles = Collections.unmodifiableSet(temp);
  31         }
  32
  33         @Override
  34         public String getName() {
  35                 return name;
  36         }
  37
  38         @Override
  39         public boolean hasRole(String name) {
  40                 if (systemRoles.contains(name))
  41                         return true;
  42                 if (roles.contains(name))
  43                         return true;
  44                 return false;
  45         }
  46
  47         @Override
  48         public String[] getRoles() {
  49                 int size = systemRoles.size() + roles.size();
  50                 List<String> res = new ArrayList<String>(size);
  51                 res.addAll(systemRoles);
  52                 res.addAll(roles);
  53                 return res.toArray(new String[size]);
  54         }
  55
  56         @Override
  57         public int hashCode() {
  58                 if (name == null)
  59                         return super.hashCode();
  60                 return name.hashCode();
  61         }
  62
  63         @Override
  64         public boolean equals(Object obj) {
  65                 if (!(obj instanceof Authorization))
  66                         return false;
  67                 Authorization that = (Authorization) obj;
  68                 if (name == null)
  69                         return that.getName() == null;
  70                 return name.equals(that.getName());
  71         }
  72
  73         @Override
  74         public String toString() {
  75                 return displayName;
  76         }
  77
  78 }