Go 用JSON加载表格数据

package tableimport ( ???"runtime/debug")//IntArray int类型数组type IntArray []int//FloatArray Float32类型数组type FloatArray []float32//StringArray string类型数组type StringArray []stringtype iTable interface { ???load() error ???reload() error}var ( ???tableList []iTable ???//MFCity 表格 ???MFCity = &MFCityTable{file: "../data/mfcity.json"} ???//CityBattleCreature 表格 ???CityBattleCreature = &CityBattleCreatureTable{file: "../data/cityBattleCreature.json"})func init() { ???tableList = []iTable{ ???????MFCity, ???????CityBattleCreature, ???}}//Load 加载所有表格func Load() { ???for _, v := range tableList { ???????if e := v.load(); nil != e { ???????????panic(e.Error()) ???????} ???}}//Reload 重新加载所有表格//说明：//1、Reload的表不会减少条数，比如A表原来有100条，然后给改成99条，Reload完还是100条//2、Reload不会改变数组长度，只能改变值，[1,2,3]然后表改成[2,2]，Reload后实际是[2,2,3]func Reload() { ???//中间处理不可预料得错误一定要恢复回来 ???defer func() { ???????if err := recover(); nil != err { ???????????log.Error("[Table.Reload] %s", debug.Stack()) ???????} ???}() ???for _, v := range tableList { ???????if e := v.reload(); nil != e { ???????????log.Error(e.Error()) ???????} ???}}//DeepCopy 深拷贝//要传入两个指针，不要传值func DeepCopy(dst, src interface{}) error { ???var buf bytes.Buffer ???if err := gob.NewEncoder(&buf).Encode(src); err != nil { ???????return err ???} ???return gob.NewDecoder(bytes.NewBuffer(buf.Bytes())).Decode(dst)}

package tableimport ( ???"runtime/debug")//MFCityData 单个数据type MFCityData struct { ???ID ????????int ???????`json:"id"` ???City ??????int ???????`json:"city"` ???Lv ????????IntArray ??`json:"lv"` ???TaskCommon []IntArray `json:"taskCommon"`}//MFCityTable 表格type MFCityTable struct { ???file ???string ???DataMap map[int]MFCityData}//load 加载func (table *MFCityTable) load() error { ???if nil == table.DataMap { ???????table.DataMap = make(map[int]MFCityData) ???} ???temp := make([]MFCityData, 0) ???if err := util.LoadJSONConfig(table.file, &temp); nil != err { ???????return err ???} ???for _, v := range temp { ???????table.DataMap[v.ID] = v ???} ???return nil}//reload 重新表格//重新加载不会不做减量，只做增量和改变func (table *MFCityTable) reload() error { ???//中间处理不可预料得错误一定要恢复回来 ???defer func() { ???????if err := recover(); nil != err { ???????????log.Error("[MFCityTable.reload] %s", debug.Stack()) ???????} ???}() ???temp := make([]MFCityData, 0) ???if err := util.LoadJSONConfig(table.file, &temp); nil != err { ???????return err ???} ???for _, v := range temp { ???????//已有的要修改值，新增得直接增加 ???????if data, ok := table.DataMap[v.ID]; ok { ???????????DeepCopy(&data, &v) ???????} else { ???????????table.DataMap[v.ID] = v ???????} ???} ???return nil}//GetByID 根据ID查找func (table *MFCityTable) GetByID(id int) (*MFCityData, bool) { ???v, ok := table.DataMap[id] ???return &v, ok}