ostreamwrapper.h

Public Typedefs

BasicOStreamWrapper< std::ostream >

OStreamWrapper 

BasicOStreamWrapper< std::wostream >

WOStreamWrapper 

Public Typedefs

typedef BasicOStreamWrapper< std::ostream > OStreamWrapper 

typedef BasicOStreamWrapper< std::wostream > WOStreamWrapper 

 1
 2// Tencent is pleased to support the open source community by making RapidJSON available.
 3// 
 4// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved.
 5//
 6// Licensed under the MIT License (the "License"); you may not use this file except
 7// in compliance with the License. You may obtain a copy of the License at
 8//
 9// http://opensource.org/licenses/MIT
10//
11// Unless required by applicable law or agreed to in writing, software distributed 
12// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 
13// CONDITIONS OF ANY KIND, either express or implied. See the License for the 
14// specific language governing permissions and limitations under the License.
15
16#ifndef RAPIDJSON_OSTREAMWRAPPER_H_
17#define RAPIDJSON_OSTREAMWRAPPER_H_
18
19#include "stream.h"
20#include <iosfwd>
21
22#ifdef __clang__
23RAPIDJSON_DIAG_PUSH
24RAPIDJSON_DIAG_OFF(padded)
25#endif
26
27RAPIDJSON_NAMESPACE_BEGIN
28
29//! Wrapper of \c std::basic_ostream into RapidJSON's Stream concept.
30/*!
31    The classes can be wrapped including but not limited to:
32
33    - \c std::ostringstream
34    - \c std::stringstream
35    - \c std::wpstringstream
36    - \c std::wstringstream
37    - \c std::ifstream
38    - \c std::fstream
39    - \c std::wofstream
40    - \c std::wfstream
41
42    \tparam StreamType Class derived from \c std::basic_ostream.
43*/
44   
45template <typename StreamType>
46class BasicOStreamWrapper {
47public:
48    typedef typename StreamType::char_type Ch;
49    BasicOStreamWrapper(StreamType& stream) : stream_(stream) {}
50
51    void Put(Ch c) {
52        stream_.put(c);
53    }
54
55    void Flush() {
56        stream_.flush();
57    }
58
59    // Not implemented
60    char Peek() const { RAPIDJSON_ASSERT(false); return 0; }
61    char Take() { RAPIDJSON_ASSERT(false); return 0; }
62    size_t Tell() const { RAPIDJSON_ASSERT(false); return 0; }
63    char* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
64    size_t PutEnd(char*) { RAPIDJSON_ASSERT(false); return 0; }
65
66private:
67    BasicOStreamWrapper(const BasicOStreamWrapper&);
68    BasicOStreamWrapper& operator=(const BasicOStreamWrapper&);
69
70    StreamType& stream_;
71};
72
73typedef BasicOStreamWrapper<std::ostream> OStreamWrapper;
74typedef BasicOStreamWrapper<std::wostream> WOStreamWrapper;
75
76#ifdef __clang__
77RAPIDJSON_DIAG_POP
78#endif
79
80RAPIDJSON_NAMESPACE_END
81
82#endif // RAPIDJSON_OSTREAMWRAPPER_H_
83