Java tutorial
//package com.java2s; //License from project: Apache License import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; public class Main { public static String readTextFile(File f) throws IOException { BufferedReader br = null; String json = ""; try { String sCurrentLine; br = new BufferedReader(new FileReader(f)); while ((sCurrentLine = br.readLine()) != null) { json += sCurrentLine; } } finally { try { if (br != null) br.close(); } catch (IOException ex) { } } return json; } }