Read files from SDCard

Code snippet to read a file from SD Card

File dir = Environment.getExternalStorageDirectory();
File yourFile = new File(dir, "New Folder/sample.ext");

Manifest Permission:

Write into SD Card:

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

Read from SD Card:

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