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1 // Copyright 2015 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 package rawdatastore | |
6 | |
7 import ( | |
8 "reflect" | |
9 ) | |
10 | |
11 // GetPLS resolves o into a PropertyLoadSaver. o must be a pointer to a | |
12 // struct of some sort. | |
13 func GetPLS(o interface{}) PropertyLoadSaver { | |
14 v := reflect.ValueOf(o) | |
15 if v.Kind() != reflect.Ptr || v.Elem().Kind() != reflect.Struct { | |
16 return &structPLS{c: &structCodec{problem: ErrInvalidEntityType}
} | |
17 } | |
18 v = v.Elem() | |
19 t := v.Type() | |
20 | |
21 structCodecsMutex.RLock() | |
22 if c, ok := structCodecs[t]; ok { | |
23 structCodecsMutex.RUnlock() | |
24 return &structPLS{v, c} | |
25 } | |
26 structCodecsMutex.RUnlock() | |
27 | |
28 structCodecsMutex.Lock() | |
29 defer structCodecsMutex.Unlock() | |
30 return &structPLS{v, getStructCodecLocked(t)} | |
31 } | |
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