android studio create json file code example
Example: how to create json file in android programmatically
public void save(Context context, String jsonString) throws IOException {
File rootFolder = context.getExternalFilesDir(null);
File jsonFile = new File(rootFolder, "file.json");
FileWriter writer = new FileWriter(jsonFile);
writer.write(jsonString);
writer.close();
//or IOUtils.closeQuietly(writer);
}