meminstream.java

来自「JAVA版vpn客户端,是在web上实现远程访问的最佳方式.」· Java 代码 · 共 33 行

/* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
 * 
 * This 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 software 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 software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

public class MemInStream extends InStream {

  public MemInStream(byte[] data, int offset, int len) {
    b = data;
    ptr = offset;
    end = offset + len;
  }

  public int pos() { return ptr; }

  protected int overrun(int itemSize, int nItems) throws Exception {
    throw new Exception("MemInStream overrun: end of stream");
  }
}