Before , writing to SDCARD - its preferred to get the state of it.
private boolean isSDCARDMounted(){
String status = Environment.getExternalStorageState();
if (status.equals(Environment.MEDIA_MOUNTED))
return true;
return false;
}
http://developer.android.com/intl/de/reference/android/os/Environment.html
On Sat, Mar 13, 2010 at 1:57 PM, Bob Kerns <[email protected]> wrote:
> Resources aren't even IN the filesystem. They're packaged up in
> the .apk file, and are read-only.
>
> You CAN write to the application's private storage area. This will
> work even if the device does not have an SD card. However, this
> storage is limited; it may be better for you to use the SD card.
>
> In your example, you give it a path that refers to several levels of
> directory that don't exist - and openFileOutput() is documented as
> taking a file NAME, not a path. But you can use getDir(name, mode) to
> create a directory (and control access) and then create files in that
> via the normal Java APIs.
>
> If you choose to put it on the SD card, follow TreKing's advice,
> except the API is called Environment.getExternalStorageDirectory().
> You can do
>
> File myDir = new File(Environment.getExternalStorageDirectory(),
> getPackageName())
> mydir.mkdir();
> Writer out = new FileWriter(myDir);
>
> But since you seem to be concerned about the large amount of data, you
> may want to change how you approach it. The resource can be the
> default data, and you put additional data or new data that replaces it
> in a file. Your application would first consult the file, and if not
> found, it would then consult the resource. This would avoid the need
> to copy the resource out into the filesystem to modify it.
>
> On Mar 12, 6:07 am, RV <[email protected]> wrote:
> > Hi,
> > I am stuck on this for a very long.
> > I have my txt file in res/raw/myfile.txt.
> > I want to append some text into this file. But I am unable to do so.
> > I used the code as follows:
> >
> > FileOutputStream out = context.openFileOutput(
> >
> "res/raw/myfile.txt",
> >
> Context.MODE_WORLD_WRITEABLE
> > |
> Context.MODE_APPEND);
> >
> > OutputStreamWriter osw = new
> OutputStreamWriter(out);
> >
> > osw.write(entry);
> > osw.flush();
> > osw.close();
> >
> > It is not giving any error but also do nothing to my file.
> >
> > Also How could I edit only the 1st line of my file. (my file contain
> > huge data.)
> >
> > Any help will be appreciated.
> >
> > Thank you
> >
> > RV
>
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