How to export my sharedPreferences file

Question

Hello i'n my application i want to backUp the SharedPrefernces file to my device storage . i tried to export it like i'm exporting my database file but it given me an error."java.io.filenotfoundexception /data/data/ com.example.myapp/shared_prefs/ myPref: open failed: ENOENT (no such file or diractory) here is my code:

@SuppressLint("SdCardPath")
private void exportPref() throws IOException {
      // Open your local db as the input stream
    try {
        String inFileName = "/data/data/com.bibas.workclocks/shared_pref/"+MySharedPreferences.MY_TEMP;
        File dbFile = new File(inFileName);
        FileInputStream fis = new FileInputStream(dbFile);

        String outFileName = Environment.getExternalStorageDirectory()+ "/MyPrefs";

        // Open the empty db as the output stream
        OutputStream output = new FileOutputStream(outFileName);
        // transfer bytes from the inputfile to the outputfile
        byte[] buffer = new byte[1024];
        int length;
        while ((length = fis.read(buffer)) > 0) {
            output.write(buffer, 0, length);
        }
        // Close the streams
        output.flush();
        output.close();
        fis.close();
    } catch (Exception e) {
        Toast.makeText(context, e.toString(), Toast.LENGTH_LONG)
                .show();
    }
    Toast.makeText(context,
            "'",
            Toast.LENGTH_LONG).show();
}

score 1 · Accepted Answer · edited May 23 '17 at 10:33

1

See this post for a working example on saving SharedPreferences.

edited May 23 '17 at 10:33

Community

1
1

answered Sep 02 '14 at 02:17

Mapsy

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Sorry Matt, I did a little extra research and found that my initial assumptions were incorrect. – Mapsy Sep 02 '14 at 02:21
Wow i search that a long time , Thank you. if i want to import it from my application it's possible? – Matan Sep 02 '14 at 02:36

How to export my sharedPreferences file

1 Answers1