BN089-BS开发框架MVC4版/source20131023/Zephyr.Net/Zephyr.Utils/Document/Excel/NPOI/POIFS/FileSystem/POIFSDocumentWriter.cs

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/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for Additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */

/* ================================================================
 * About NPOI
 * Author: Tony Qu 
 * Author's email: tonyqus (at) gmail.com 
 * Author's Blog: tonyqus.wordpress.com.cn (wp.tonyqus.cn)
 * HomePage: http://www.codeplex.com/npoi
 * Contributors:
 * 
 * ==============================================================*/
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;

namespace Zephyr.Utils.NPOI.POIFS.FileSystem
{
    /// <summary>
    /// This class provides a wrapper over an OutputStream so that Document
    /// writers can't accidently go over their size limits
    /// @author Marc Johnson (mjohnson at apache dot org)
    /// </summary>
    [Obsolete]
    public class POIFSDocumentWriter:Stream
    {
        private int limit;
        private Stream stream;
        private int written;

        /// <summary>
        /// Create a POIFSDocumentWriter
        /// </summary>
        /// <param name="stream">the OutputStream to which the data is actually</param>
        /// <param name="limit">the maximum number of bytes that can be written</param>
        public POIFSDocumentWriter(Stream stream, int limit)
        {
            this.stream = stream;
            this.limit = limit;
            this.written = 0;
        }
        /// <summary>
        /// Closes this output stream and releases any system resources
        /// associated with this stream. The general contract of close is
        /// that it closes the output stream. A closed stream cannot