constraints.setServerControls( new LDAPControl( LDAPControl.MANAGEDSAIT, true, Strings.EMPTY_BYTES ) );
conn.setConstraints( constraints );
// modify success
LDAPAttribute attribute = new LDAPAttribute( "description", "referral to akarasulu" );
LDAPModification mod = new LDAPModification( LDAPModification.ADD, attribute );
conn.modify( "uid=akarasuluref,ou=users,ou=system", mod, constraints );
assertTrue( conn.compare( "uid=akarasuluref,ou=users,ou=system", attribute, constraints ) );
conn.disconnect();