Avro C++

AvroParse.hh
Go to the documentation of this file.
1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * https://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 #ifndef avro_AvroParse_hh__
20 #define avro_AvroParse_hh__
21
22 #include "AvroTraits.hh"
23 #include "Config.hh"
24 #include "ResolvingReader.hh"
25
29
30 namespace avro {
31
34
35 template<typename Reader, typename T>
36 void parse(Reader &p, T &val) {
37 parse(p, val, is_serializable<T>());
38 }
39
40 template<typename T>
41 void parse(ResolvingReader &p, T &val) {
42 translatingParse(p, val, is_serializable<T>());
43 }
44
46
47 template<typename Reader, typename T>
48 void parse(Reader &p, T &val, const std::false_type &) {
49 static_assert(sizeof(T) == 0, "Not a valid type to parse");
50 }
51
52 template<typename Reader, typename T>
53 void translatingParse(Reader &p, T &val, const std::false_type &) {
54 static_assert(sizeof(T) == 0, "Not a valid type to parse");
55 }
56
57 // @{
58
60
61 template<typename Reader, typename T>
62 void parse(Reader &p, T &val, const std::true_type &) {
63 p.readValue(val);
64 }
65
66 template<typename Reader>
67 void parse(Reader &p, std::vector<uint8_t> &val, const std::true_type &) {
68 p.readBytes(val);
69 }
70
71 template<typename T>
72 void translatingParse(ResolvingReader &p, T &val, const std::true_type &) {
73 p.parse(val);
74 }
75
76 // @}
77
78 } // namespace avro
79
80 #endif
avro::is_serializable
Define an is_serializable trait for types we can serialize natively.
Definition: AvroTraits.hh:38
AvroTraits.hh
avro::parse
void parse(Reader &p, T &val)
The main parse entry point function.
Definition: AvroParse.hh:36
avro
A bunch of templates and specializations for encoding and decoding specific types.
Definition: AvroParse.hh:30
avro::ReaderImpl
Parses from an avro encoding to the requested type.
Definition: Reader.hh:41