diff --git a/src/gen/decode.go b/src/gen/decode.go
index 08bd9a6e781e37eb334451f6ea39915382fa9d97..34081eb84e68dcf409d6d15f726f994425dbdb1c 100644
--- a/src/gen/decode.go
+++ b/src/gen/decode.go
@@ -3,6 +3,7 @@ package gen
 import (
 	"encoding/json"
 	"github.com/easysoft/zendata/src/model"
+	constant "github.com/easysoft/zendata/src/utils/const"
 	fileUtils "github.com/easysoft/zendata/src/utils/file"
 	i118Utils "github.com/easysoft/zendata/src/utils/i118"
 	logUtils "github.com/easysoft/zendata/src/utils/log"
@@ -29,10 +30,12 @@ func Decode(defaultFile, configFile, fieldsToExportStr, input, output string) {
 	ret := []map[string]interface{}{}
 	LinesToMap(data, fieldsToExport, &ret)
 	jsonObj, _ := json.Marshal(ret)
-	respJson := string(jsonObj)
+	vari.JsonResp = string(jsonObj)
 
-	fileUtils.WriteFile(output, respJson)
 	logUtils.Screen(i118Utils.I118Prt.Sprintf("analyse_success", output ))
+	if vari.RunMode != constant.RunModeServerRequest {
+		fileUtils.WriteFile(output, vari.JsonResp)
+	}
 }
 
 func LinesToMap(str string, fieldsToExport []string, ret *[]map[string]interface{}) {
diff --git a/src/service/request.go b/src/service/request.go
index 09cd9898af083e80b3f807f558753f26c4ef1a3d..f23b9b8975c707099534b9a67a87737245616bd6 100644
--- a/src/service/request.go
+++ b/src/service/request.go
@@ -9,8 +9,8 @@ import (
 	"strconv"
 )
 
-func ParseRequestParams(req *http.Request) (root, defaultFile, yamlFile string, count int,
-		fields, human string, format, table string) {
+func ParseRequestParams(req *http.Request) (root, defaultFile, yamlFile, fields string, count int,
+		human string, format, table string, decode bool, input, output string) {
 	query := req.URL.Query()
 
 	root = GetRequestParams(query,"root", "R")
diff --git a/src/zd.go b/src/zd.go
index 438eecd6765da753694c51d89a46827c87bb2018..edf8adf083355845130dcfc4584ee1a5ff85ced6 100644
--- a/src/zd.go
+++ b/src/zd.go
@@ -194,17 +194,17 @@ func StartServer() {
 }
 
 func DataHandler(w http.ResponseWriter, req *http.Request) {
-	root, defaultFile, configFile, count, fields, vari.HeadSep,
-		format, table = service.ParseRequestParams(req)
-
-	if defaultFile == "" && configFile == "" {
-		return
+	root, defaultFile, configFile, fields, count, vari.HeadSep,
+		format, table, decode, input, output = service.ParseRequestParams(req)
+
+	if decode {
+		gen.Decode(defaultFile, configFile, fields, input, output)
+		fmt.Fprintln(w, vari.JsonResp)
+	} else if defaultFile != "" || configFile != "" {
+		vari.RunMode = constant.RunModeServerRequest
+		toGen()
+		fmt.Fprintln(w, vari.JsonResp)
 	}
-
-	vari.RunMode = constant.RunModeServerRequest
-	output = ""
-	toGen()
-	fmt.Fprintln(w, vari.JsonResp)
 }
 
 func init() {