Here you can find the source of writeStringToFile(String string, String fileName)
public static void writeStringToFile(String string, String fileName) throws IOException
//package com.java2s; /*/*from w w w . j a v a 2 s . c o m*/ * SwingTech Software - http://cooksarm.sourceforge.net/ * * Copyright (C) 2011 Joe Rice * All rights reserved. * * SwingTech Cooks Arm is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 3 of the License, * or (at your option) any later version. * * SwingTech Cooks Arm is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with SwingTech Cooks Arm; If not, see <http://www.gnu.org/licenses/>. * */ import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.io.Writer; public class Main { public static void writeStringToFile(String string, String fileName) throws IOException { File file = null; boolean fileCreated = false; if (fileName == null || string == null) { throw new IllegalArgumentException( "fileName or string passed in was NULL. Must have both these values."); } file = new File(fileName); if (!file.exists()) { fileCreated = file.createNewFile(); if (!fileCreated) { throw new RuntimeException("Could not create file of name: " + fileName); } } //use buffering Writer output = new BufferedWriter(new FileWriter(file)); try { //FileWriter always assumes default encoding is OK! output.write(string); } finally { output.close(); } } }