Java tutorial
//package com.java2s; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; public class Main { public static String readTestFile(String file) { try { BufferedReader r = new BufferedReader(new FileReader(new File("test_data/" + file))); StringBuffer sb = new StringBuffer(); String s = null; while ((s = r.readLine()) != null) sb.append(s); return sb.toString(); } catch (Exception e) { e.printStackTrace(); return ""; } } }