import org.springframework.security.crypto.bcrypt.BCrypt;

/** 验证 Java BCrypt 能否校验 PHP password_hash() 生成的 $2y$ 口令 */
public class BcryptCheck {
    public static void main(String[] args) {
        String raw = args[0];
        String hash = args[1];
        System.out.println("hash prefix : " + hash.substring(0, 7));
        System.out.println("正确密码    : " + BCrypt.checkpw(raw, hash));
        System.out.println("错误密码    : " + BCrypt.checkpw(raw + "x", hash));
    }
}