SunUnixMD5CryptPasswordImpl(SunUnixMD5CryptPassword password) {
   this(
       password.getAlgorithm(),
       password.getHash().clone(),
       password.getSalt().clone(),
       password.getIterationCount());
 }
 Object writeReplace() {
   return SunUnixMD5CryptPassword.createRaw(algorithm, salt, hash, iterationCount);
 }