1 /*
   2  * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import  java.io.*;
  25 
  26 /*
  27  * Copyright 2003 Wily Technology, Inc.
  28  */
  29 
  30 public class NamedBuffer
  31 {
  32     private final String    fName;
  33     private final byte[]    fBuffer;
  34 
  35     public
  36     NamedBuffer(    String  name,
  37                     byte[]  buffer)
  38         {
  39         fName =     name;
  40         fBuffer =   buffer;
  41         }
  42 
  43     public
  44     NamedBuffer(    String      name,
  45                     InputStream stream)
  46         throws IOException
  47         {
  48         this(   name,
  49                 loadBufferFromStream(stream));
  50         }
  51 
  52     public String
  53     getName()
  54         {
  55         return fName;
  56         }
  57 
  58     public byte[]
  59     getBuffer()
  60         {
  61         return fBuffer;
  62         }
  63 
  64     public static byte[]
  65     loadBufferFromStream(InputStream stream)
  66         throws IOException
  67         {
  68         // hack for now, just assume the stream will fit in our reasonable size buffer.
  69         // if not, panic
  70         int bufferLimit = 200 * 1024;
  71         byte[]  readBuffer = new byte[bufferLimit];
  72         int actualSize = stream.read(readBuffer);
  73         if ( actualSize >= bufferLimit )
  74             {
  75             // if there might be more bytes, just surrender
  76             throw new IOException("too big for buffer");
  77             }
  78 
  79         byte[] resultBuffer = new byte[actualSize];
  80         System.arraycopy(   readBuffer,
  81                             0,
  82                             resultBuffer,
  83                             0,
  84                             actualSize);
  85         return resultBuffer;
  86         }
  87 }