/* * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* @test @bug 4074388 @summary Check for correct implementation of RandomAccessFile.writeBytes and writeChars. */ import java.io.*; public class WriteBytesChars { public static void main(String args[]) throws Exception { String towrite; char[] buf = new char[80]; byte[] b = new byte[80]; File fn = new File("x.WriteBytesChars"); RandomAccessFile raf = new RandomAccessFile(fn , "rw");; try { for (int i = 0; i < 80; i++) { buf[i] = 'a'; } towrite = new String(buf); raf.writeBytes(towrite); raf.seek(0); raf.read(b); System.out.println("RandomAccessFile.writeBytes"); if (towrite.equals(new String(b))) { System.err.println("Test succeeded."); } else { throw new RuntimeException("RandomAccessFile.writeBytes, wrong result"); } raf.seek(0); raf.writeChars(towrite); raf.seek(0); for (int i = 0; i < 80; i++) { buf[i] = raf.readChar(); } System.out.println("RandomAccessFile.writeChars"); if (towrite.equals(new String(buf))) { System.err.println("Test succeeded."); } else { throw new RuntimeException("RandomAccessFile.writeChars, wrong result"); } } finally { raf.close(); fn.delete(); } } }