HelloWorld\classes\HelloWorld.jad
..........\.......\HelloWorld.jar
..........\.......\MANIFEST.MF
..........\.......\qdu\sun\HelloWorld.class
..........\src\HelloWorld.java
..........\tmpclasses\qdu\sun\HelloWorld.class
..........\classes\qdu\sun
..........\tmpclasses\qdu\sun
..........\classes\qdu
..........\tmpclasses\qdu
..........\bin
..........\classes
..........\src
..........\tmpclasses
HelloWorld