Read small files from storage

ReadFile.java

BufferedReader br = new BufferedReader(new FileReader("file.txt"));
    try {
        StringBuilder sb = new StringBuilder();
        String line = br.readLine();

        while (line != null) {
            sb.append(line);
            sb.append('\n');
            line = br.readLine();
        }
        String everything = sb.toString();
    } finally {
        br.close();
    }