Convert InputStream to String
import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws Exception { InputStream is = Main.class.getResourceAsStream("/data.txt"); System.out.println(convertStreamToString(is)); } public static String convertStreamToString(InputStream is) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(is)); StringBuilder sb = new StringBuilder(); String line = null; while ((line = reader.readLine()) != null) { sb.append(line + "\n"); } is.close(); return sb.toString(); } }