You don't read in a byte vector. You read in a string. You convert the string to a long.
You really need to back off of Android development for a while and learn Java. On Sat, Feb 5, 2011 at 9:08 AM, MobileVisuals <[email protected]> wrote: > I tried the printwriter and I can use it to write the information as a > String. But how can I read this information to extract it as a long? I > tried > > in = new FileInputStream(fileLocation); > in.read(readData); //readData is a byte vector > String readString=new String(readData); > > but this does not work, because the string that I read is not the same > that I store. Is there a special class that I can use, so I can read > the information as a String instead of a byte vector? > > On Feb 4, 6:36 pm, Mark Murphy <[email protected]> wrote: >> Use a PrintWriter. >> >> >> >> On Fri, Feb 4, 2011 at 12:33 PM, MobileVisuals <[email protected]> >> wrote: >> > I am making a timelimited trial version of a live wallpaper app. I >> > need to store the timestamp on the SD card, to keep track of the >> > trialperiod. I can get the current time with >> >> > long currentTime=System.currentTimeMillis(); >> >> > I want to store this with a FileOutputStream object. The problem is >> > that FileOutputStream only has write methods for byte vectors. Byte >> > can only be up to 128, and timestamps are bigger numbers than that. I >> > assume that I have to convert the timestamp number, which is a long, >> > into a byte vector. Is there any easy way to do this? >> >> > Or is there any other way of storing the long value without using the >> > write methods for byte vectors? >> >> > -- >> > You received this message because you are subscribed to the Google >> > Groups "Android Developers" group. >> > To post to this group, send email to [email protected] >> > To unsubscribe from this group, send email to >> > [email protected] >> > For more options, visit this group at >> >http://groups.google.com/group/android-developers?hl=en >> >> -- >> Mark Murphy (a Commons >> Guy)http://commonsware.com|http://github.com/commonsguyhttp://commonsware.com/blog|http://twitter.com/commonsguy >> >> _The Busy Coder's Guide to *Advanced* Android Development_ Version 1.9 >> Available! > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- Mark Murphy (a Commons Guy) http://commonsware.com | http://github.com/commonsguy http://commonsware.com/blog | http://twitter.com/commonsguy _The Busy Coder's Guide to Android Development_ Version 3.4 Available! -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
