/
register.go
55 lines (45 loc) · 1.51 KB
/
register.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
package transport
import (
"fmt"
"hash/crc32"
"reflect"
"github.com/east-eden/server/transport/codec"
"github.com/golang/protobuf/proto"
)
type Register interface {
RegisterProtobufMessage(proto.Message, MessageFunc) error
RegisterJsonMessage(codec.JsonCodec, MessageFunc) error
GetHandler(uint32) (*MessageHandler, error)
}
type defaultTransportRegister struct {
msgHandler map[uint32]*MessageHandler
}
func (t *defaultTransportRegister) RegisterProtobufMessage(p proto.Message, f MessageFunc) error {
// protoName := proto.MessageName(p)
// items := strings.Split(protoName, ".")
// protoName = items[len(items)-1]
protoName := proto.MessageReflect(p).Descriptor().Name()
id := crc32.ChecksumIEEE([]byte(protoName))
if _, ok := t.msgHandler[id]; ok {
return fmt.Errorf("register protobuf message name existed:%s", protoName)
}
tp := reflect.TypeOf(p)
t.msgHandler[id] = &MessageHandler{Name: string(protoName), RType: tp, Fn: f}
return nil
}
func (t *defaultTransportRegister) RegisterJsonMessage(p codec.JsonCodec, f MessageFunc) error {
id := crc32.ChecksumIEEE([]byte(p.GetName()))
if _, ok := t.msgHandler[id]; ok {
return fmt.Errorf("register json message name existed:%s", p.GetName())
}
tp := reflect.TypeOf(p)
t.msgHandler[id] = &MessageHandler{Name: p.GetName(), RType: tp, Fn: f}
return nil
}
func (t *defaultTransportRegister) GetHandler(id uint32) (*MessageHandler, error) {
h, ok := t.msgHandler[id]
if ok {
return h, nil
}
return nil, fmt.Errorf("unregisted message id<%d>", id)
}