From 299361072dac657da78bbbd235cdb99d07aa690e Mon Sep 17 00:00:00 2001
From: sbiscigl <sbiscigl@amazon.com>
Date: Wed, 2 Nov 2022 12:30:09 -0400
Subject: [PATCH] Fixes codegen for multiple account ids

---
 private/model/api/endpoint_arn.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/private/model/api/endpoint_arn.go b/private/model/api/endpoint_arn.go
index d1c2bd76bb6..9706f2a4eac 100644
--- a/private/model/api/endpoint_arn.go
+++ b/private/model/api/endpoint_arn.go
@@ -76,11 +76,15 @@ const accountIDWithARNShapeTmplDef = `
 {{ range $_, $name := $.MemberNames -}}
 	{{ $elem := index $.MemberRefs $name -}}
 	{{ if $elem.AccountIDMemberWithARN -}}
+		{{ $FunctionName := $name }}
+		{{ if eq $name "AccountId" }}
+  		{{ $FunctionName = "AccountID" }}
+		{{ end }}
 		// updateAccountID returns a pointer to a modified copy of input, 
 		// if account id is not provided, we update the account id in modified input
 		// if account id is provided, but doesn't match with the one in ARN, we throw an error
 		// if account id is not updated, we return nil. Note that original input is not modified. 
-		func (s {{ $.ShapeName }}) updateAccountID(accountId string) (interface{}, error) {
+		func (s {{ $.ShapeName }}) update{{ $FunctionName }}(accountId string) (interface{}, error) {
 			if s.{{ $name }} == nil {
 				s.{{ $name }} = aws.String(accountId)
 				return &s, nil