Here you can find the source of getPrintStream(String filename, boolean append)
public static PrintStream getPrintStream(String filename, boolean append) throws IOException
//package com.java2s; /* This file is part of the Joshua Machine Translation System. * /*from w w w. j a v a 2 s. c om*/ * Joshua is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ import java.io.*; public class Main { public static final String FILE_ENCODING = "utf8"; /** * returns a print stream to a file. */ public static PrintStream getPrintStream(String filename, boolean append) throws IOException { boolean autoFlush = true; return new PrintStream(new FileOutputStream(filename, append), autoFlush, FILE_ENCODING); } /** * returns a print stream to a file. */ public static PrintStream getPrintStream(String filename) throws IOException { return getPrintStream(filename, false); } }