Article View: borland.public.jbuilder.java.api
Article #3633Re: URGENT: How to manage files in a server from an applet
From: Rich Wilkman
Date: Thu, 30 Oct 1997 00:00
Date: Thu, 30 Oct 1997 00:00
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Gil: You can do quite a bit with applets, you just work harder at it and get frustrated faster. I have a couple of applets that display the data from a semi-real time weather station I have at my house (it would be real time if I ran the weather station on the server). Animations, etc. are also common uses. The biggest drawback to Applets is size. If you use a really fancy data-aware component, then you have to deploy all the dependancies of that component. This makes it really slow for your end-user pulling this down across a modem line. Applications are far more powerful and far reaching. -Rich Gil Delavous wrote: > Hey, this is too bad. What can you do with an applet so? Display fancy > rotating logos? It would have been good that the server could be used to > store files, without implementing a c/s logic... I'm quite frustrated about > this! > > Gil > > Rich Wilkman a οΏ½crit dans le message <3458BE6C.67BDB929@corp.borland.com>... > >Greg: > > > >Fishing with a shotgun again? <g> Yes, that would work but only those that > >control the > >server could deploy such an applet. Probably overkill in this case. > > > >-Rich > > > >Greg Hamer wrote: > > > >> now that rich says you don't, you can do it if you write a client server > >> applet and then > >> have the server do all the file stuff with your applet instructing it > >> what to do. Lots of work > >> though. You can wade through samples\borland\apps\chess\client & server > >> if your really > >> need to do it. > >> > >> Rich Wilkman wrote: > >> > >> > Gil: > >> > > >> > You don't. An Applet cannot write files (or create files/directories) > >> > on the > >> > server where it lives, only read. All the File related classes > >> > implement > >> > security manager and will stop those activites (even checking for > >> > write > >> > permision, if memory serves). You are pretty much limited to > >> > activities based > >> > upon InputStreams. > >> > > >> > -Rich > >> > > >> > Gil Delavous wrote: > >> > > >> > > Hi, I want to create an applet the basically displays files and > >> > directories > >> > > in the server where this applet is located. I'd like my applet read > >> > and > >> > > write some of the files, create/remove directories, and so on. > >> > > It seems that I cannot use the File and RandomAccessFile classes, > >> > because > >> > > they only work with local system. > >> > > So, how can I easily handle this from an applet? > > > > > >
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: 1089d0,42fb639896549357 X-Google-Attributes: gid1089d0,public From: Rich Wilkman <rwilkman@corp.borland.com> Subject: Re: URGENT: How to manage files in a server from an applet Date: 1997/10/30 Message-ID: <3458FE0F.8F7C2D8A@corp.borland.com> X-Deja-AN: 286033654 References: <6386sf$mtv4@forums.borland.com> <3457B369.6C0A1DA6@corp.borland.com> <345815FD.5946E259@borland.com> <3458BE6C.67BDB929@corp.borland.com> <63ak6q$n8s2@forums.borland.com> Organization: None Newsgroups: borland.public.jbuilder.java.api