新建文件夹
..........\asteroids
..........\.........\asteroids.jcp
..........\.........\asteroids.jcu
..........\.........\asteroids.jcw
..........\.........\classes
..........\.........\.......\Asteroid.class
..........\.........\.......\asteroids.class
..........\.........\.......\asteroids.htm
..........\.........\.......\baseVectorShap.class
..........\.........\.......\Bullet.class
..........\.........\.......\Ship.class
..........\.........\src
..........\.........\...\Asteroid.class
..........\.........\...\Asteroid.java
..........\.........\...\asteroids.class
..........\.........\...\asteroids.java
..........\.........\...\baseVectorShap.class
..........\.........\...\baseVectorShap.java
..........\.........\...\Bullet.class
..........\.........\...\Bullet.java
..........\.........\...\Ship.class
..........\.........\...\Ship.java
..........\.........\src_asteroids.txt
..........\.........\tetrics2
..........\.........\........\classes
..........\.........\........\.......\tetrics2.htm
..........\.........\........\src
..........\.........\........\...\tetrics2.java
..........\.........\........\tetrics2.jcp