i try to get internal memory file or path.but i cant do it.below codes not worked for me.
ContextWrapper cw = new ContextWrapper(getApplicationContext());
File directory = new File(cw.getFilesDir(), "Music");
directory.mkdirs();
File file = new File(directory, "aaa.mp3");
file.createNewFile();
file.mkdirs();
OR
File dir=Environment.getDownloadCacheDirectory();
dir.createNewFile();
dir.mkdirs();
File file = new File(dir, "aaa.mp3");
file.createNewFile();
file.mkdirs();
OR
File dir=Environment.getDataDirectory();
dir.createNewFile();
dir.mkdirs();
File file = new File(dir, "aaa.mp3");
file.createNewFile();
file.mkdirs();
plz explain about getDirFiles().i read in same cases getDirFiles() worked.but i cant use it.