Maybe that's a permission issue. Astro File manager is not allowed to look at your app's local data (data/files in its sandbox).
However, why don't you just read the contents of the text-file you wrote? If that's successful, writing to the text-file was successful too. On Apr 26, 9:11 am, "Tommy" <[email protected]> wrote: > When I try to open the /data folder in what Astro File Manager shows as the > top directory (/) there is only one folder called data. Once I open that > there is nothing else in there. Do I need to add any permissions to the > mainifest file? > > > > -----Original Message----- > From: [email protected] > > [mailto:[email protected]] On Behalf Of Kumar Bibek > Sent: Monday, April 26, 2010 3:33 AM > To: Android Developers > Subject: [android-developers] Re: Saving ArrayList to .txt file > > This piece of code works for me. > > You shoudl search for your file in /data/data/your package name/files > > Thanks and Regards > Kumar Bibek > > String filename = "test"+ System.currentTimeMillis()+".txt"; > ArrayList<String> report = new ArrayList<String>(); > report.add("Hello"); > report.add("How are you"); > > FileOutputStream fos; > try { > fos = > openFileOutput(filename,Context.MODE_PRIVATE); > ObjectOutputStream out = new > ObjectOutputStream(fos); > out.writeObject(report); > out.close(); > } catch (FileNotFoundException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } catch (IOException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } > > On Apr 26, 11:40 am, "Tommy" <[email protected]> wrote: > > Well at this point I have tried to write just a simple "HELLO" to the text > > file. Again it goes over the code no problem but when I search the /data > > directory there are no files or folders. > > > String filename = "Testing.txt"; > > //stationname.getText().toString() + System.currentTimeMillis(); > > > FileOutputStream fos = > > openFileOutput("testing.txt",Context.MODE_PRIVATE); > > OutputStreamWriter osw = new OutputStreamWriter(fos); > > osw.write("Hello"); > > osw.flush(); > > osw.close(); > > > -----Original Message----- > > From: [email protected] > > > [mailto:[email protected]] On Behalf Of Kumar Bibek > > Sent: Monday, April 26, 2010 12:33 AM > > To: Android Developers > > Subject: [android-developers] Re: Saving ArrayList to .txt file > > > What do you mean by there's nothing oevr there? Objects written down > > on a file would not be in a readable format. So you can't just use a > > text reader to read the contents. > > > And if you mean that the file is empty, then the process of > > serialization is what you should check first. Try with a normal Java > > program and let us know if you have any problems. > > > Thanks and Regards, > > Kumar Bibek > > > On Apr 26, 8:35 am, Tommy <[email protected]> wrote: > > > Hi, > > > > I am trying to save an array list to a .txt file below is the code I > > > am using, which runs without error but when I try to go to Astro file > > > manager and browse the data folder there is nothing there. > > > > String filename = stationname.getText().toString() + > > > System.currentTimeMillis(); > > > > FileOutputStream fos = > > openFileOutput(filename,Context.MODE_PRIVATE); > > > ObjectOutputStream out = new ObjectOutputStream(fos); > > > out.writeObject(report); //Report is the ArrayList that holds > each > > of > > > my station Reports. > > > out.close(); > > > > Any advice would be greatly appreciated. > > > > Thanks for your time, > > > > Tommy > > > > -- > > > 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 > > athttp://groups.google.com/group/android-developers?hl=en > > > -- > > 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 > athttp://groups.google.com/group/android-developers?hl=en > > > -- > > 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 > athttp://groups.google.com/group/android-developers?hl=en > > -- > 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 > athttp://groups.google.com/group/android-developers?hl=en > > -- > 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 > athttp://groups.google.com/group/android-developers?hl=en- Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Android Developers" group. 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