Billiard
........\.classpath
........\.project
........\.settings
........\.........\org.eclipse.jdt.core.prefs
........\bin
........\...\com
........\...\...\billiard
........\...\...\........\Ball.class
........\...\...\........\gbl.png
........\...\...\........\Test.class
........\...\...\........\TFrame.class
........\...\...\........\新建文本文档.txt
........\src
........\...\com
........\...\...\billiard
........\...\...\........\Ball.java
........\...\...\........\gbl.png
........\...\...\........\Test.java
........\...\...\........\TFrame.java
........\...\...\........\新建文本文档.txt