result.next();storedPassword = result.getString("passwd");您没有检查next的返回值。如果没有行,就会遇到麻烦…
if(result.next()){ storedPassword = result.getString("passwd");}
result.next();storedPassword = result.getString("passwd");您没有检查next的返回值。如果没有行,就会遇到麻烦…
if(result.next()){ storedPassword = result.getString("passwd");}