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view src/main/java/com/glavsoft/rfb/encoding/decoder/ByteBuffer.java @ 0:4689cc86d6cb
create TreeViewer2 Repository
author | Yu Taninari <you@cr.ie.u-ryukyu.ac.jp> |
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date | Tue, 03 Jul 2012 13:20:49 +0900 |
parents | |
children | 17b702648079 |
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// Copyright (C) 2010, 2011 GlavSoft LLC. // All rights reserved. // //------------------------------------------------------------------------- // This file is part of the TightVNC software. Please visit our Web site: // // http://www.tightvnc.com/ // // This program 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 2 of the License, or // (at your option) any later version. // // This program 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 this program; if not, write to the Free Software Foundation, Inc., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. //------------------------------------------------------------------------- // package com.glavsoft.rfb.encoding.decoder; /** * Resizeable to needed length byte buffer * Singleton for share among decoders. */ public class ByteBuffer { private static ByteBuffer instance = new ByteBuffer(); private byte [] buffer = new byte[0]; private ByteBuffer() { /*empty*/ } public static ByteBuffer getInstance() { return instance; } /** * Checks for buffer capacity is enougth ( < length) and enlarge it if not * * @param length */ public void correctBufferCapacity(int length) { // procondition: buffer != null assert (buffer != null); if (buffer.length < length) { buffer = new byte[length]; } } public byte[] getBuffer(int length) { correctBufferCapacity(length); return buffer; } }