01: /*
02: * $Id: RtfDataCache.java 2776 2007-05-23 20:01:40Z hallm $
03: * $Name$
04: *
05: * Copyright 2005 by Mark Hall
06: *
07: * The contents of this file are subject to the Mozilla Public License Version 1.1
08: * (the "License"); you may not use this file except in compliance with the License.
09: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10: *
11: * Software distributed under the License is distributed on an "AS IS" basis,
12: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13: * for the specific language governing rights and limitations under the License.
14: *
15: * The Original Code is 'iText, a free JAVA-PDF library'.
16: *
17: * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18: * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
19: * All Rights Reserved.
20: * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21: * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
22: *
23: * Contributor(s): all the names of the contributors are added in the source code
24: * where applicable.
25: *
26: * Alternatively, the contents of this file may be used under the terms of the
27: * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
28: * provisions of LGPL are applicable instead of those above. If you wish to
29: * allow use of your version of this file only under the terms of the LGPL
30: * License and not to allow others to use your version of this file under
31: * the MPL, indicate your decision by deleting the provisions above and
32: * replace them with the notice and other provisions required by the LGPL.
33: * If you do not delete the provisions above, a recipient may use your version
34: * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
35: *
36: * This library is free software; you can redistribute it and/or modify it
37: * under the terms of the MPL as stated above or under the terms of the GNU
38: * Library General Public License as published by the Free Software Foundation;
39: * either version 2 of the License, or any later version.
40: *
41: * This library is distributed in the hope that it will be useful, but WITHOUT
42: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43: * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
44: * details.
45: *
46: * If you didn't download this code from the following link, you should check if
47: * you aren't using an obsolete version:
48: * http://www.lowagie.com/iText/
49: */
50:
51: package com.lowagie.text.rtf.document.output;
52:
53: import java.io.IOException;
54: import java.io.OutputStream;
55:
56: /**
57: * The RtfDataCache interface must be implemented by classes wishing to
58: * act as caches for the rtf document data.
59: *
60: * @version $Id: RtfDataCache.java 2776 2007-05-23 20:01:40Z hallm $
61: * @author Mark Hall (mhall@edu.uni-klu.ac.at)
62: * @author Thomas Bickel (tmb99@inode.at)
63: */
64: public interface RtfDataCache {
65: /**
66: * Constant for caching efficently into memory.
67: */
68: public static final int CACHE_MEMORY_EFFICIENT = 3;
69: /**
70: * Constant for caching into memory.
71: */
72: public static final int CACHE_MEMORY = 2;
73: /**
74: * Constant for caching to the disk.
75: */
76: public static final int CACHE_DISK = 1;
77:
78: /**
79: * Get the OutputStream that the RtfDocument can write to.
80: *
81: * @return The OutputStream the RtfDocument can use.
82: */
83: public OutputStream getOutputStream();
84:
85: /**
86: * Write the content of the cache into the OutputStream.
87: *
88: * @param target The OutputStream to write the content into.
89: * @throws IOException If an error occurs reading/writing.
90: */
91: public void writeTo(OutputStream target) throws IOException;
92: }
|