lxricecream

摘要： /** * 自定义IO异常 * @author Administrator * */public class FileWriterIoException extends RuntimeException { private static final long serialVersionUID = -3105736191743754320L; public FileWriterIoException(String msg){ super(msg); }}调用的时候直接throw new FileWriterIoException("创建流错误！"); 阅读全文