网络数据传输，添加json格式支持

network/processor/jsonprocessor.go

@@ -1,17 +1,134 @@
 package processor
 
+import (
+	"encoding/json"
+	"fmt"
+	"reflect"
+)
+
+type MessageJsonInfo struct {
+	msgType    reflect.Type
+	msgHandler MessageJsonHandler
+}
+
+type MessageJsonHandler func(clientid uint64,msg interface{})
+type ConnectJsonHandler func(clientid uint64)
+type UnknownMessageJsonHandler func(clientid uint64,msg []byte)
+
 type JsonProcessor struct {
 	//SetByteOrder(littleEndian bool)
 	//SetMsgLen(lenMsgLen int, minMsgLen uint32, maxMsgLen uint32)
+	mapMsg map[uint16]MessageJsonInfo
+	LittleEndian bool
 
+	unknownMessageHandler UnknownMessageJsonHandler
+	connectHandler ConnectJsonHandler
+	disconnectHandler ConnectJsonHandler
+}
 
+func NewJsonProcessor() *JsonProcessor {
+	processor := &JsonProcessor{mapMsg:map[uint16]MessageJsonInfo{}}
+	return processor
+}
+
+func (p *JsonProcessor) SetByteOrder(littleEndian bool) {
+	p.LittleEndian = littleEndian
+}
+
+type JsonPackInfo struct {
+	typ uint16
+	msg interface{}
+	rawMsg []byte
+}
+
+func (slf *JsonPackInfo) GetPackType() uint16 {
+	return slf.typ
+}
+
+func (slf *JsonPackInfo) GetMsg() interface{} {
+	return slf.msg
+}
+
+// must goroutine safe
+func (slf *JsonProcessor ) MsgRoute(msg interface{},userdata interface{}) error{
+	pPackInfo := msg.(*JsonPackInfo)
+	v,ok := slf.mapMsg[pPackInfo.typ]
+	if ok == false {
+		return fmt.Errorf("cannot find msgtype %d is register!",pPackInfo.typ)
+	}
+
+	v.msgHandler(userdata.(uint64),pPackInfo.msg)
+	return nil
 }
 
 func (slf *JsonProcessor) Unmarshal(data []byte) (interface{}, error) {
-	return nil,nil
+	typeStrcut := struct {Type int `json:"typ"`}{}
+	err := json.Unmarshal(data, &typeStrcut)
+	if err != nil {
+		return nil, err
+	}
+	msgType := uint16(typeStrcut.Type)
+
+	info,ok := slf.mapMsg[msgType]
+	if ok == false {
+		return nil,fmt.Errorf("cannot find register %d msgtype!",msgType)
+	}
+	msg := reflect.New(info.msgType.Elem()).Interface()
+	err = json.Unmarshal(data, msg)
+	if err != nil {
+		return nil,err
+	}
+
+	return &JsonPackInfo{typ:msgType,msg:msg},nil
 }
 
 
-func (slf *JsonProcessor) Marshal(msg interface{}) ([][]byte, error) {
-	return nil,nil
+func (slf *JsonProcessor) Marshal(msg interface{}) ([]byte, error) {
+	rawMsg,err := json.Marshal(msg)
+	if err != nil {
+		return nil,err
+	}
+
+	return rawMsg,nil
+}
+
+func (slf *JsonProcessor) Register(msgtype uint16,msg interface{},handle MessageJsonHandler)  {
+	var info MessageJsonInfo
+
+	info.msgType = reflect.TypeOf(msg)
+	info.msgHandler = handle
+	slf.mapMsg[msgtype] = info
+}
+
+func (slf *JsonProcessor) MakeMsg(msgType uint16,msg interface{}) *JsonPackInfo {
+	return &JsonPackInfo{typ:msgType,msg:msg}
+}
+
+func (slf *JsonProcessor) MakeRawMsg(msgType uint16,msg []byte) *JsonPackInfo {
+	return &JsonPackInfo{typ:msgType,rawMsg:msg}
+}
+
+func (slf *JsonProcessor) UnknownMsgRoute(msg interface{}, userData interface{}){
+	slf.unknownMessageHandler(userData.(uint64),msg.([]byte))
+}
+
+// connect event
+func (slf *JsonProcessor) ConnectedRoute(userData interface{}){
+	slf.connectHandler(userData.(uint64))
+}
+
+func (slf *JsonProcessor) DisConnectedRoute(userData interface{}){
+	slf.disconnectHandler(userData.(uint64))
+}
+
+func (slf *JsonProcessor) RegisterUnknownMsg(unknownMessageHandler UnknownMessageJsonHandler){
+	slf.unknownMessageHandler = unknownMessageHandler
+}
+
+func (slf *JsonProcessor) RegisterConnected(connectHandler ConnectJsonHandler){
+	slf.connectHandler = connectHandler
+}
+
+func (slf *JsonProcessor) RegisterDisConnected(disconnectHandler ConnectJsonHandler){
+	slf.disconnectHandler = disconnectHandler
 }