From 6218ad139ffddf17eaf09ecea700f3d3c6806155 Mon Sep 17 00:00:00 2001
From: geekerzp <geekerzp@gmail.com>
Date: Fri, 21 Aug 2015 11:20:29 +0800
Subject: [PATCH] Fix issue that it will throw error if not pass optional form
 param in objc client.

---
 .../src/main/resources/objc/api-body.mustache        |  4 +++-
 .../client/petstore/objc/SwaggerClient/SWGPetApi.m   | 12 +++++++++---
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/modules/swagger-codegen/src/main/resources/objc/api-body.mustache b/modules/swagger-codegen/src/main/resources/objc/api-body.mustache
index a47b39c22cd..9c7d8388b23 100644
--- a/modules/swagger-codegen/src/main/resources/objc/api-body.mustache
+++ b/modules/swagger-codegen/src/main/resources/objc/api-body.mustache
@@ -138,7 +138,9 @@
     {{/bodyParam}}{{^bodyParam}}
     {{#formParams}}
     {{#notFile}}
-    formParams[@"{{paramName}}"] = {{paramName}};
+    if ({{paramName}}) {
+        formParams[@"{{paramName}}"] = {{paramName}};
+    }
     {{/notFile}}{{#isFile}}
     files[@"{{paramName}}"] = {{paramName}};
     {{/isFile}}
diff --git a/samples/client/petstore/objc/SwaggerClient/SWGPetApi.m b/samples/client/petstore/objc/SwaggerClient/SWGPetApi.m
index 4f30301c658..d79584f90bf 100644
--- a/samples/client/petstore/objc/SwaggerClient/SWGPetApi.m
+++ b/samples/client/petstore/objc/SwaggerClient/SWGPetApi.m
@@ -541,11 +541,15 @@
     
     
     
-    formParams[@"name"] = name;
+    if (name) {
+        formParams[@"name"] = name;
+    }
     
     
     
-    formParams[@"status"] = status;
+    if (status) {
+        formParams[@"status"] = status;
+    }
     
     
     
@@ -732,7 +736,9 @@
     
     
     
-    formParams[@"additionalMetadata"] = additionalMetadata;
+    if (additionalMetadata) {
+        formParams[@"additionalMetadata"] = additionalMetadata;
+    }