code: @Trivial
      private IdentifierType createIdentiferFromLdapEntry(LdapEntry ldapEntry) throws WIMException {
          IdentifierType outId = new IdentifierType();
          outId.setUniqueName(ldapEntry.getUniqueName());
          outId.setExternalId(ldapEntry.getExtId());
          outId.setExternalName(ldapEntry.getDN());
          outId.setRepositoryId(reposId);
          return outId;
      }
docs: Create an IdentifierType object for the LdapEntry.
  
  @param ldapEntry
  @return
  @throws WIMException