1 | // |
---|
2 | // NullStream.cpp |
---|
3 | // |
---|
4 | // $Id: //poco/1.3/Foundation/src/NullStream.cpp#1 $ |
---|
5 | // |
---|
6 | // Library: Foundation |
---|
7 | // Package: Streams |
---|
8 | // Module: NullStream |
---|
9 | // |
---|
10 | // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. |
---|
11 | // and Contributors. |
---|
12 | // |
---|
13 | // Permission is hereby granted, free of charge, to any person or organization |
---|
14 | // obtaining a copy of the software and accompanying documentation covered by |
---|
15 | // this license (the "Software") to use, reproduce, display, distribute, |
---|
16 | // execute, and transmit the Software, and to prepare derivative works of the |
---|
17 | // Software, and to permit third-parties to whom the Software is furnished to |
---|
18 | // do so, all subject to the following: |
---|
19 | // |
---|
20 | // The copyright notices in the Software and this entire statement, including |
---|
21 | // the above license grant, this restriction and the following disclaimer, |
---|
22 | // must be included in all copies of the Software, in whole or in part, and |
---|
23 | // all derivative works of the Software, unless such copies or derivative |
---|
24 | // works are solely in the form of machine-executable object code generated by |
---|
25 | // a source language processor. |
---|
26 | // |
---|
27 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
---|
28 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
---|
29 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
---|
30 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
---|
31 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
---|
32 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
---|
33 | // DEALINGS IN THE SOFTWARE. |
---|
34 | // |
---|
35 | |
---|
36 | |
---|
37 | #include "Poco/NullStream.h" |
---|
38 | |
---|
39 | |
---|
40 | namespace Poco { |
---|
41 | |
---|
42 | |
---|
43 | NullStreamBuf::NullStreamBuf() |
---|
44 | { |
---|
45 | } |
---|
46 | |
---|
47 | |
---|
48 | NullStreamBuf::~NullStreamBuf() |
---|
49 | { |
---|
50 | } |
---|
51 | |
---|
52 | |
---|
53 | int NullStreamBuf::readFromDevice() |
---|
54 | { |
---|
55 | return -1; |
---|
56 | } |
---|
57 | |
---|
58 | |
---|
59 | int NullStreamBuf::writeToDevice(char c) |
---|
60 | { |
---|
61 | return charToInt(c); |
---|
62 | } |
---|
63 | |
---|
64 | |
---|
65 | NullIOS::NullIOS() |
---|
66 | { |
---|
67 | poco_ios_init(&_buf); |
---|
68 | } |
---|
69 | |
---|
70 | |
---|
71 | NullIOS::~NullIOS() |
---|
72 | { |
---|
73 | } |
---|
74 | |
---|
75 | |
---|
76 | NullInputStream::NullInputStream(): std::istream(&_buf) |
---|
77 | { |
---|
78 | } |
---|
79 | |
---|
80 | |
---|
81 | NullInputStream::~NullInputStream() |
---|
82 | { |
---|
83 | } |
---|
84 | |
---|
85 | |
---|
86 | NullOutputStream::NullOutputStream(): std::ostream(&_buf) |
---|
87 | { |
---|
88 | } |
---|
89 | |
---|
90 | |
---|
91 | NullOutputStream::~NullOutputStream() |
---|
92 | { |
---|
93 | } |
---|
94 | |
---|
95 | |
---|
96 | } // namespace Poco |
---|