org.argeo.util/src/org/argeo/util/naming/Distinguished.java

   1 package org.argeo.util.naming;
   2
   3 import java.util.EnumSet;
   4 import java.util.Set;
   5 import java.util.TreeSet;
   6
   7 import javax.naming.InvalidNameException;
   8 import javax.naming.ldap.LdapName;
   9
  10 /**
  11  * An object that can be identified with an X.500 distinguished name.
  12  *
  13  * @see https://tools.ietf.org/html/rfc1779
  14  */
  15 public interface Distinguished {
  16         /** The related distinguished name. */
  17         String dn();
  18
  19         /** The related distinguished name as an {@link LdapName}. */
  20         default LdapName distinguishedName() {
  21                 try {
  22                         return new LdapName(dn());
  23                 } catch (InvalidNameException e) {
  24                         throw new IllegalArgumentException("Distinguished name " + dn() + " is not properly formatted.", e);
  25                 }
  26         }
  27
  28         /** List all DNs of an enumeration as strings. */
  29         static Set<String> enumToDns(EnumSet<? extends Distinguished> enumSet) {
  30                 Set<String> res = new TreeSet<>();
  31                 for (Enum<? extends Distinguished> enm : enumSet) {
  32                         res.add(((Distinguished) enm).dn());
  33                 }
  34                 return res;
  35         }
  36 }