Java tutorial
//package com.java2s; import java.io.*; public class Main { public static boolean string2File(String res, File file) { if (file == null || res == null) return false; BufferedWriter bufferedWriter = null; try { bufferedWriter = new BufferedWriter(new FileWriter(file)); bufferedWriter.write(res); bufferedWriter.flush(); return true; } catch (IOException e) { e.printStackTrace(); if (file.exists()) file.delete(); return false; } finally { try { if (bufferedWriter != null) bufferedWriter.close(); } catch (IOException e) { e.printStackTrace(); } } } }