<input type="safe-password" 
      safe-password-cert-path="/secure_the_keyboard.crt" 
      safe-password-time-stamp="1618390369" 
      safe-password-nonce="1618390369" 
      safe-password-custom-hash="md5(sha1('foo' + sha256(sm3(password + 'bar'))))" 
      name="password" 
      password="{{true}}" 
      class='ipt' 
      maxlength="{{length}}" 
      focus="{{isFocus}}" 
      bind:input="focus" 
      bind:blur="bindBlur">
      </input>

safe-password-custom-hash 这样子设置之后，Java后台怎么写解密方法。