[GitHub] [rocketmq-client-go] maixiaohai commented on a change in pull request #765: [ISSUE #759] Change ResetOffsetBody response parse method to support fastjson schema

[GitBox <gi...@apache.org>]

maixiaohai commented on a change in pull request #765:
URL: https://github.com/apache/rocketmq-client-go/pull/765#discussion_r775860371



##########
File path: internal/model.go
##########
@@ -295,12 +295,39 @@ type ResetOffsetBody struct {
 	OffsetTable map[primitive.MessageQueue]int64 `json:"offsetTable"`
 }
 
+// Decode note: the origin implementation for parse json is in gson format.
+// this func should support both gson and fastjson schema.
 func (resetOffsetBody *ResetOffsetBody) Decode(body []byte) {
+	validJSON := gjson.ValidBytes(body)
+
+	var offsetTable map[primitive.MessageQueue]int64
+
+	if validJSON {
+		offsetTable = parseGsonFormat(body)
+	} else {
+		offsetTable = parseFastJsonFormat(body)
+	}
+
+	resetOffsetBody.OffsetTable = offsetTable
+}
+
+func parseGsonFormat(body []byte) map[primitive.MessageQueue]int64 {
 	result := gjson.ParseBytes(body)
+
 	rlog.Debug("offset table string "+result.Get("offsetTable").String(), nil)
 
 	offsetTable := make(map[primitive.MessageQueue]int64, 0)
-	offsetTableArray := strings.Split(result.Get("offsetTable").String(), "],[")
+
+	offsetStr := result.Get("offsetTable").String()
+	if len(offsetStr) <= 2 {

Review comment:
       请教下，何时会触发这个情况




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