msg_handler.go
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package network
import (
_ "World/conf"
"World/pb"
"common/logger"
_ "errors"
"net"
"reflect"
"github.com/glog"
"github.com/golang/protobuf/proto"
)
//type MessageHandler func(conn net.Conn, header pb.MessageHeader, msg proto.Message)
type MessageInfo struct {
msgType reflect.Type
msgHandler reflect.Value
}
var (
msg_map = make(map[uint16]*MessageInfo)
)
func MsgIDExist(msgid uint16) bool {
if _, ok := msg_map[msgid]; ok {
return true
}
return false
}
func RegisterMessage(msgid uint16, msg interface{}, handler interface{}) {
_, ok := msg_map[msgid]
if ok {
glog.Warningf("消息[%v %v]重复注册", msgid, pb.MSGID(msgid).String())
return
}
if reflect.TypeOf(handler).Kind() != reflect.Func {
glog.Warningf("消息[%v %v]处理不是函数", msgid, pb.MSGID(msgid).String())
return
}
if reflect.TypeOf(msg).Kind() != reflect.Struct {
glog.Warningf("消息[%v %v]对应的消息体不是一个结构体", msgid, pb.MSGID(msgid).String())
return
}
msg_map[msgid] = &MessageInfo{
msgHandler: reflect.ValueOf(handler),
msgType: reflect.TypeOf(msg),
}
}
func HandleRawData(conn net.Conn, header pb.MessageHeader, data []byte) {
if info, ok := msg_map[header.MsgID]; ok {
msg := reflect.New(info.msgType)
err := proto.Unmarshal(data, msg.Interface().(proto.Message))
if err != nil {
return
}
info.msgHandler.Call([]reflect.Value{reflect.ValueOf(conn), reflect.ValueOf(header), msg})
//info.msgHandler(conn, header, msg)
return
}
logger.Notic("not regist msgid:%v from player:%v", header.MsgID, header.PlayerID)
}