107 lines
4.2 KiB
C#
107 lines
4.2 KiB
C#
using System;
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using System.IO;
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/*
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* $Id: RtfDiskCache.cs,v 1.3 2008/05/16 19:30:53 psoares33 Exp $
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*
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*
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* Copyright 2005 by Mark Hall
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* (the "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the License.
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*
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* The Original Code is 'iText, a free JAVA-PDF library'.
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*
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* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
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* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
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* All Rights Reserved.
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* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
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* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
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*
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* Contributor(s): all the names of the contributors are added in the source code
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* where applicable.
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*
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* Alternatively, the contents of this file may be used under the terms of the
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* LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
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* provisions of LGPL are applicable instead of those above. If you wish to
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* allow use of your version of this file only under the terms of the LGPL
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* License and not to allow others to use your version of this file under
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* the MPL, indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by the LGPL.
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* If you do not delete the provisions above, a recipient may use your version
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* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
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*
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the MPL as stated above or under the terms of the GNU
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* Library General Public License as published by the Free Software Foundation;
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* either version 2 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
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* details.
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*
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* If you didn't download this code from the following link, you should check if
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* you aren't using an obsolete version:
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* http://www.lowagie.com/iText/
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*/
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namespace iTextSharp.text.rtf.document.output {
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/**
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* The RtfFileCache is a RtfDataCache that uses a temporary file
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* to store the rtf document data. Not so fast, but doesn't use any
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* memory (just disk space).
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*
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* @version $Revision: 1.3 $
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* @author Mark Hall (Mark.Hall@mail.room3b.eu)
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*/
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public class RtfDiskCache : IRtfDataCache {
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/**
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* The BufferedOutputStream that stores the cache data.
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*/
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private BufferedStream data = null;
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/**
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* The temporary file to store the data in.
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*/
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private string tempFile = null;
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/**
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* Constructs a RtfFileCache. Creates the temp file.
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*
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* @throws IOException If the temporary file could not be created.
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*/
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public RtfDiskCache() {
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this.tempFile = Path.GetTempFileName();
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this.data = new BufferedStream(new FileStream(tempFile, FileMode.Create));
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}
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/**
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* Gets the BufferedOutputStream to write to.
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*/
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public Stream GetOutputStream() {
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return this.data;
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}
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/**
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* Writes the content of the temporary file into the Stream.
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*/
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public void WriteTo(Stream target) {
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this.data.Close();
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BufferedStream tempIn = new BufferedStream(new FileStream(this.tempFile, FileMode.Open));
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byte[] buffer = new byte[8192];
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int bytesRead = -1;
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while ((bytesRead = tempIn.Read(buffer, 0, buffer.Length)) > 0) {
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target.Write(buffer, 0, bytesRead);
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}
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tempIn.Close();
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File.Delete(this.tempFile);
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}
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}
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} |