s-day09-JDK7异常的处理方式

This commit is contained in:
2026-08-11 14:05:39 +08:00
parent 572c6ddedd
commit cc146c35dd
3 changed files with 48 additions and 0 deletions
@@ -0,0 +1,13 @@
package com.inmind.io_exception05;
public class Demo15 {
public static void main(String[] args) {
try (Student s = new Student()) {
System.out.println("try中代码执行了");
} catch (Exception e) {
System.out.println("捕获了异常");
}
System.out.println("程序结束");
}
}
@@ -0,0 +1,27 @@
package com.inmind.io_exception05;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
/*
JDK7异常的处理方式
*/
public class Jdk7Demo14 {
public static void main(String[] args) {
try(FileInputStream fis = new FileInputStream("3.jpg");
FileOutputStream fos = new FileOutputStream("4.jpg")) {
//文件复制(边读边写)
byte[] bytes = new byte[1024];
int len;
while ((len = fis.read(bytes)) != -1) {
fos.write(bytes, 0, len);
}
}catch (IOException e){
e.printStackTrace();
}
System.out.println("程序结束");
}
}
@@ -0,0 +1,8 @@
package com.inmind.io_exception05;
public class Student implements AutoCloseable{
@Override
public void close() throws Exception {
System.out.println("学生类的close方法执行了");
}
}