Android Write To File Not Working

I am a beginner when it comes to Android. I encountered a problem, regarding writing to a file. I want to save to a file the input I get in a form. However, the piece of code that

Solution 1:

Use following path for file. It will write file to your root folder of storage.

StringextStorageDirectory= Environment.getExternalStorageDirectory().toString();
File file= newFile(extStorageDirectory, "config.txt");

writeToFile("File content".getBytes(), file);

writeToFile

publicstaticvoidwriteToFile(byte[] data, File file)throws IOException {

    BufferedOutputStreambos=null;

    try {
        FileOutputStreamfos=newFileOutputStream(file);
        bos = newBufferedOutputStream(fos);
        bos.write(data);
    }
    finally {
        if (bos != null) {
            try {
                bos.flush ();
                bos.close ();
            }
            catch (Exception e) {
            }
        }
    }
}

Don't forget to add following permission in AndroidManifest.xml

<uses-permissionandroid:name="android.permission.WRITE_EXTERNAL_STORAGE" />

Solution 2:

https://github.com/rznazn/GPS-Data-Logger/blob/master/app/src/main/java/com/example/android/gpsdatalogger/StorageManager.java

Here is a... nearly complete class for writing to the documents folder on the emulated external storage of the device.

Don't forget to add the write permissions to manifest.