/*

* @由于个人水平有限, 难免有些错误, 还请指点:

* @Author: cpu_code

* @Date: 2020-09-14 20:32:11

* @LastEditTime: 2020-09-14 20:35:56

* @FilePath: \java\Exception\Exception7.java

* @Gitee: [https://gitee.com/cpu_code](https://gitee.com/cpu_code)

* @Github: [https://github.com/CPU-Code](https://github.com/CPU-Code)

* @CSDN: [https://blog.csdn.net/qq_44226094](https://blog.csdn.net/qq_44226094)

* @Gitbook: [https://923992029.gitbook.io/cpucode/](https://923992029.gitbook.io/cpucode/)

*/

package Exception;

public class Exception7 {

public static void main(String[] args){

try{

process1();

} catch(Exception e){

e.printStackTrace();

}

}

static void process1(){

process2();

}

static void process2(){

Integer.parseInt(null); // 会抛出NumberFormatException

}

}

/*

java.lang.NumberFormatException: null

at java.base/java.lang.Integer.parseInt(Integer.java:614)

at java.base/java.lang.Integer.parseInt(Integer.java:770)

at com.company.Main.process2(Main.java:25)

at com.company.Main.process1(Main.java:21)

at com.company.Main.main(Main.java:14)

*/