Here you can find the source of writeFile(String fileName, String text)
public static void writeFile(String fileName, String text) throws IOException
//package com.java2s; /***************************************************************************** * * * This file is part of the tna framework distribution. * * Documentation and updates may be get from biaoping.yin the author of * * this framework * * * * Sun Public License Notice: * * * * The contents of this file are subject to the Sun Public License Version * * 1.0 (the "License"); you may not use this file except in compliance with * * the License. A copy of the License is available at http://www.sun.com * * * * The Original Code is tag. The Initial Developer of the Original * * Code is biaoping yin. Portions created by biaoping yin are Copyright * * (C) 2000. All Rights Reserved. * * * * GNU Public License Notice: * * * * Alternatively, the contents of this file may be used under the terms of * * the GNU Lesser General Public License (the "LGPL"), in which case the * * provisions of LGPL are applicable instead of those above. If you wish to * * allow use of your version of this file only under the terms of the LGPL * * and not to allow others to use your version of this file under the SPL, * * indicate your decision by deleting the provisions above and replace * * them with the notice and other provisions required by the LGPL. If you * * do not delete the provisions above, a recipient may use your version of * * this file under either the SPL or the LGPL. * * * * biaoping.yin (yin-bp@163.com) * * Author of Learning Java * * * *****************************************************************************/ import java.io.FileWriter; import java.io.IOException; public class Main { public static void writeFile(String fileName, String text) throws IOException { FileWriter fw = new FileWriter(fileName, true); try {/*from w w w . jav a2 s . c o m*/ fw.write(text, 0, text.length()); } catch (IOException ioe) { throw new IOException("Write text to " + fileName + " fail!"); } finally { fw.close(); } } public static void writeFile(String fileName, String text, boolean isAppend) throws IOException { FileWriter fw = new FileWriter(fileName, isAppend); try { fw.write(text, 0, text.length()); } catch (IOException ioe) { throw new IOException("Write text to " + fileName + " fail!"); } finally { fw.close(); } } }