Merge branch 'develop' into 0.5.1
diff --git a/NOTICE b/NOTICE
index 1603fca..0c7ed74 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache Dubbo-go-pixiu
-Copyright 2020-2021 The Apache Software Foundation
+Copyright 2020-2022 The Apache Software Foundation
 
 This product includes software developed at
-The Apache Software Foundation (http://www.apache.org/).
\ No newline at end of file
+The Apache Software Foundation (http://www.apache.org/).
diff --git a/go.mod b/go.mod
index fb7ae58..2e4f662 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/apache/dubbo-go-pixiu
 
-go 1.15
+go 1.16
 
 require (
 	dubbo.apache.org/dubbo-go/v3 v3.0.2-0.20220519062747-f6405fa79d5c
@@ -8,7 +8,7 @@
 	github.com/Shopify/sarama v1.19.0
 	github.com/alibaba/sentinel-golang v1.0.4
 	github.com/apache/dubbo-getty v1.4.8
-	github.com/apache/dubbo-go-hessian2 v1.11.0
+	github.com/apache/dubbo-go-hessian2 v1.11.1
 	github.com/cch123/supermonkey v1.0.1
 	github.com/creasty/defaults v1.5.2
 	github.com/dubbo-go-pixiu/pixiu-api v0.1.6-0.20220427143451-c0a68bf5b29a
diff --git a/go.sum b/go.sum
index 3183c85..a854a3a 100644
--- a/go.sum
+++ b/go.sum
@@ -78,8 +78,9 @@
 github.com/apache/dubbo-getty v1.4.8/go.mod h1:cPJlbcHUTNTpiboMQjMHhE9XBni11LiBiG8FdrDuVzk=
 github.com/apache/dubbo-go-hessian2 v1.9.1/go.mod h1:xQUjE7F8PX49nm80kChFvepA/AvqAZ0oh/UaB6+6pBE=
 github.com/apache/dubbo-go-hessian2 v1.9.3/go.mod h1:xQUjE7F8PX49nm80kChFvepA/AvqAZ0oh/UaB6+6pBE=
-github.com/apache/dubbo-go-hessian2 v1.11.0 h1:VTdT6NStuEqNmyT3AdSN2DLDBqhXvAAyAAAoh9hLavk=
 github.com/apache/dubbo-go-hessian2 v1.11.0/go.mod h1:7rEw9guWABQa6Aqb8HeZcsYPHsOS7XT1qtJvkmI6c5w=
+github.com/apache/dubbo-go-hessian2 v1.11.1 h1:03xs4QCAZHY/gHCOWgOmIUW6Yc842FCLz4R0hxCzPr8=
+github.com/apache/dubbo-go-hessian2 v1.11.1/go.mod h1:7rEw9guWABQa6Aqb8HeZcsYPHsOS7XT1qtJvkmI6c5w=
 github.com/apache/thrift v0.12.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/apache/thrift v0.13.0/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
@@ -123,7 +124,6 @@
 github.com/cenkalti/backoff/v4 v4.1.2/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/census-instrumentation/opencensus-proto v0.2.1 h1:glEXhBS5PSLLv4IXzLA5yPRVX4bilULVyxxbrfOtDAk=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/certifi/gocertifi v0.0.0-20191021191039-0944d244cd40 h1:xvUo53O5MRZhVMJAxWCJcS5HHrqAiAG9SJ1LpMu6aAI=
 github.com/certifi/gocertifi v0.0.0-20191021191039-0944d244cd40/go.mod h1:sGbDF6GwGcLpkNXPUTkMRoywsNa/ol15pxFe6ERfguA=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
@@ -148,11 +148,8 @@
 github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
 github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
-github.com/cockroachdb/datadriven v0.0.0-20200714090401-bf6692d28da5 h1:xD/lrqdvwsc+O2bjSSi3YqY73Ke3LAiSCx49aCesA0E=
 github.com/cockroachdb/datadriven v0.0.0-20200714090401-bf6692d28da5/go.mod h1:h6jFvWxBdQXxjopDMZyH2UVceIRfR84bdzbkoKrsWNo=
-github.com/cockroachdb/errors v1.2.4 h1:Lap807SXTH5tri2TivECb/4abUkMZC9zRoLarvcKDqs=
 github.com/cockroachdb/errors v1.2.4/go.mod h1:rQD95gz6FARkaKkQXUksEje/d9a6wBJoCr5oaCLELYA=
-github.com/cockroachdb/logtags v0.0.0-20190617123548-eb05cc24525f h1:o/kfcElHqOiXqcou5a3rIlMc7oJbMQkeLk0VQJ7zgqY=
 github.com/cockroachdb/logtags v0.0.0-20190617123548-eb05cc24525f/go.mod h1:i/u985jwjWRlyHXQbwatDASoW0RMlZ/3i9yJHE2xLkI=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
@@ -242,7 +239,6 @@
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fsnotify/fsnotify v1.5.4 h1:jRbGcIw6P2Meqdwuo0H1p6JVLbL5DHKAKlYndzMwVZI=
 github.com/fsnotify/fsnotify v1.5.4/go.mod h1:OVB6XrOHzAwXMpEM7uPOzcehqUV2UqJxmVXmkdnm1bU=
-github.com/getsentry/raven-go v0.2.0 h1:no+xWJRb5ZI7eE8TWgIq1jLulQiIoLG0IfYxv5JYMGs=
 github.com/getsentry/raven-go v0.2.0/go.mod h1:KungGk8q33+aIAZUIVWZDr2OfAEBsO49PX4NzFV5kcQ=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
 github.com/ghodss/yaml v1.0.1-0.20190212211648-25d852aebe32 h1:Mn26/9ZMNWSw9C9ERFA1PUxfmGpolnw2v0bKOREu5ew=
@@ -780,7 +776,6 @@
 github.com/subosito/gotenv v1.2.0 h1:Slr1R9HxAlEKefgq5jn9U+DnETlIUa6HfgEzj0g5d7s=
 github.com/subosito/gotenv v1.2.0/go.mod h1:N0PQaV/YGNqwC0u51sEeR/aUtSLEXKX9iv69rRypqCw=
 github.com/tebeka/strftime v0.1.3/go.mod h1:7wJm3dZlpr4l/oVK0t1HYIc4rMzQ2XJlOMIUJUJH6XQ=
-github.com/tevid/gohamcrest v1.1.1 h1:ou+xSqlIw1xfGTg1uq1nif/htZ2S3EzRqLm2BP+tYU0=
 github.com/tevid/gohamcrest v1.1.1/go.mod h1:3UvtWlqm8j5JbwYZh80D/PVBt0mJ1eJiYgZMibh0H/k=
 github.com/tklauser/go-sysconf v0.3.6 h1:oc1sJWvKkmvIxhDHeKWvZS4f6AW+YcoguSfRF2/Hmo4=
 github.com/tklauser/go-sysconf v0.3.6/go.mod h1:MkWzOF4RMCshBAMXuhXJs64Rte09mITnppBXY/rYEFI=
@@ -930,7 +925,6 @@
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
-golang.org/x/exp v0.0.0-20200331195152-e8c3332aa8e5 h1:FR+oGxGfbQu1d+jglI3rCkjAjUnhRSZcUxr+DqlDLNo=
 golang.org/x/exp v0.0.0-20200331195152-e8c3332aa8e5/go.mod h1:4M0jN8W1tt0AVLNr8HDosyJCDCDuyL9N9+3m7wDWgKw=
 golang.org/x/image v0.0.0-20180708004352-c73c2afc3b81/go.mod h1:ux5Hcp/YLpHSI86hEcLt0YII63i6oz57MZXIpbrjZUs=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
@@ -945,7 +939,6 @@
 golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
 golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
-golang.org/x/lint v0.0.0-20210508222113-6edffad5e616 h1:VLliZ0d+/avPrXXH+OakdXhpJuEoBZuwh1m2j7U6Iug=
 golang.org/x/lint v0.0.0-20210508222113-6edffad5e616/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
@@ -955,7 +948,6 @@
 golang.org/x/mod v0.1.1-0.20191107180719-034126e5016b/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/net v0.0.0-20180530234432-1e491301e022/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -1168,17 +1160,13 @@
 golang.org/x/tools v0.0.0-20201014170642-d1624618ad65/go.mod h1:z6u4i615ZeAfBE4XtMziQW1fSVJXACjjbWkB/mvPzlU=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.5 h1:ouewzE6p+/VEB31YYnTbEJdi8pFqKp4P4n85vwo3DHA=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
-gonum.org/v1/gonum v0.8.2 h1:CCXrcPKiGGotvnN6jfUsKk4rRqm7q09/YbKb5xCEvtM=
 gonum.org/v1/gonum v0.8.2/go.mod h1:oe/vMfY3deqTw+1EZJhuvEW2iwGF1bW9wwu7XCu0+v0=
-gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0 h1:OE9mWmgKkjJyEmDAAtGMPjXu+YNeGvK9VTSHY6+Qihc=
 gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0/go.mod h1:wa6Ws7BG/ESfp6dHfk7C6KdzKA7wR7u/rKwOGE66zvw=
 gonum.org/v1/plot v0.0.0-20190515093506-e2840ee46a6b/go.mod h1:Wt8AAjI+ypCyYX3nZBvf6cAIx93T+c/OS2HFAYskSZc=
 google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
diff --git a/pkg/common/constant/http.go b/pkg/common/constant/http.go
index 3d248e6..9a58f81 100644
--- a/pkg/common/constant/http.go
+++ b/pkg/common/constant/http.go
@@ -53,8 +53,9 @@
 )
 
 const (
-	DubboHttpDubboVersion = "x-dubbo-http1.1-dubbo-version"
-	DubboServiceProtocol  = "x-dubbo-service-protocol"
-	DubboServiceVersion   = "x-dubbo-service-version"
-	DubboGroup            = "x-dubbo-service-group"
+	DubboHttpDubboVersion   = "x-dubbo-http1.1-dubbo-version"
+	DubboServiceProtocol    = "x-dubbo-service-protocol"
+	DubboServiceVersion     = "x-dubbo-service-version"
+	DubboGroup              = "x-dubbo-service-group"
+	DubboServiceMethodTypes = "x-dubbo-service-method-overloading"
 )
diff --git a/pkg/filter/http/dubboproxy/dubbo.go b/pkg/filter/http/dubboproxy/dubbo.go
index e358d24..694c9ab 100644
--- a/pkg/filter/http/dubboproxy/dubbo.go
+++ b/pkg/filter/http/dubboproxy/dubbo.go
@@ -134,13 +134,8 @@
 	interfaceKey := service
 
 	groupKey := hc.Request.Header.Get(constant.DubboGroup)
-	if groupKey == "" {
-		groupKey = "default"
-	}
 	versionKey := hc.Request.Header.Get(constant.DubboServiceVersion)
-	if versionKey == "" {
-		versionKey = "1.0.0"
-	}
+	types := hc.Request.Header.Get(constant.DubboServiceMethodTypes)
 
 	rawBody, err := ioutil.ReadAll(hc.Request.Body)
 	if err != nil {
@@ -150,8 +145,8 @@
 		return filter.Stop
 	}
 
-	mapBody := map[string]interface{}{}
-	if err := json.Unmarshal(rawBody, &mapBody); err != nil {
+	var body interface{}
+	if err := json.Unmarshal(rawBody, &body); err != nil {
 		logger.Infof("[dubbo-go-pixiu] unmarshal request body error %v", err)
 		bt, _ := json.Marshal(pixiuHttp.ErrResponse{Message: fmt.Sprintf("unmarshal request body error %v", err)})
 		hc.SendLocalReply(http.StatusBadRequest, bt)
@@ -167,14 +162,11 @@
 		valuesList []hessian.Object
 	)
 
-	types := mapBody["types"]
-	if typesString, ok := types.(string); ok {
-		typesList = strings.Split(typesString, ",")
-	} else if _, ok = types.([]string); ok {
-		typesList = types.([]string)
+	if types != "" {
+		typesList = strings.Split(types, ",")
 	}
 
-	values := mapBody["values"]
+	values := body
 	if _, ok := values.([]interface{}); ok {
 		for _, v := range values.([]interface{}) {
 			valuesList = append(valuesList, v)