publicclassDVDSetr
声明DVD名、状态等属性r
Stri
g
ame
ewStri
g50r
i
tstate
ewi
t50r
Stri
gdate
ewStri
g50r
i
tcou
t
ewi
t50r
Stri
g
ame1
ewStri
g50r
r
r
r
r
importjavautilr
importjavatextSimpleDateFormatr
r
publicclassDVDMgrr
DVDSetdvd
ewDVDSetr
r
publicvoidi
itialr
dvd
ame0