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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 | * http://www.apache.org/licenses/LICENSE-2.0 | |
11 | * | |
12 | * Unless required by applicable law or agreed to in writing, | |
13 | * software distributed under the License is distributed on an | |
14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
15 | * KIND, either express or implied. See the License for the | |
16 | * specific language governing permissions and limitations | |
17 | * under the License. | |
18 | */ | |
19 | ||
20 | package thrift | |
21 | ||
22 | import ( | |
23 | "context" | |
24 | ) | |
25 | ||
26 | type TSerializer struct { | |
27 | Transport *TMemoryBuffer | |
28 | Protocol TProtocol | |
29 | } | |
30 | ||
31 | type TStruct interface { | |
32 | Write(p TProtocol) error | |
33 | Read(p TProtocol) error | |
34 | } | |
35 | ||
36 | func NewTSerializer() *TSerializer { | |
37 | transport := NewTMemoryBufferLen(1024) | |
38 | protocol := NewTBinaryProtocolFactoryDefault().GetProtocol(transport) | |
39 | ||
40 | return &TSerializer{ | |
41 | transport, | |
42 | protocol} | |
43 | } | |
44 | ||
45 | func (t *TSerializer) WriteString(ctx context.Context, msg TStruct) (s string, err error) { | |
46 | t.Transport.Reset() | |
47 | ||
48 | if err = msg.Write(t.Protocol); err != nil { | |
49 | return | |
50 | } | |
51 | ||
52 | if err = t.Protocol.Flush(ctx); err != nil { | |
53 | return | |
54 | } | |
55 | if err = t.Transport.Flush(ctx); err != nil { | |
56 | return | |
57 | } | |
58 | ||
59 | return t.Transport.String(), nil | |
60 | } | |
61 | ||
62 | func (t *TSerializer) Write(ctx context.Context, msg TStruct) (b []byte, err error) { | |
63 | t.Transport.Reset() | |
64 | ||
65 | if err = msg.Write(t.Protocol); err != nil { | |
66 | return | |
67 | } | |
68 | ||
69 | if err = t.Protocol.Flush(ctx); err != nil { | |
70 | return | |
71 | } | |
72 | ||
73 | if err = t.Transport.Flush(ctx); err != nil { | |
74 | return | |
75 | } | |
76 | ||
77 | b = append(b, t.Transport.Bytes()...) | |
78 | return | |
79 | } |