From 87028c6cf12906d2b6f6d47fae624da608649826 Mon Sep 17 00:00:00 2001
From: Quim Muntal <quimmuntal@gmail.com>
Date: Fri, 6 Sep 2019 07:45:07 +0200
Subject: [PATCH] [client][go] avoid duplicated reflect imports

---
 .../org/openapitools/codegen/languages/AbstractGoCodegen.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
index 038414054e6a..70f251d33cf9 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractGoCodegen.java
@@ -374,6 +374,7 @@ public Map<String, Object> postProcessOperationsWithModels(Map<String, Object> o
         boolean addedOptionalImport = false;
         boolean addedTimeImport = false;
         boolean addedOSImport = false;
+        boolean addedReflectImport = false;
         for (CodegenOperation operation : operations) {
             for (CodegenParameter param : operation.allParams) {
                 // import "os" if the operation uses files
@@ -391,8 +392,9 @@ public Map<String, Object> postProcessOperationsWithModels(Map<String, Object> o
                 }
 
                 // import "reflect" package if the parameter is collectionFormat=multi
-                if (param.isCollectionFormatMulti) {
+                if (!addedReflectImport && param.isCollectionFormatMulti) {
                     imports.add(createMapping("import", "reflect"));
+                    addedReflectImport = true;
                 }
 
                 // import "optionals" package if the parameter is optional