步骤:
1.继承Exception
2.创建构造器
代码:
public class MyException extends Exception {
private static final long serialVersionUID = 3962614615156663887L;
//可填写的字符串信息
public MyException(String msg){
super(msg);
}
//异常类型
public MyException(Exception e){
super(e);
}
}
参考资料:《Java编程思想》
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