Extended the APIException by ErrorContent from response body

Author: Fredrik Gustafsson

modules/swagger-codegen/src/main/resources/csharp/api.mustache

@@ -83,7 +83,7 @@ namespace {{package}} {
       // make the HTTP request
       IRestResponse response = restClient.Execute(_request);
       if (((int)response.StatusCode) >= 400) {
-        throw new ApiException ((int)response.StatusCode, "Error calling {{nickname}}: " + response.Content);
+        throw new ApiException ((int)response.StatusCode, "Error calling {{nickname}}: " + response.Content, response.Content);
       }
       {{#returnType}}return ({{{returnType}}}) ApiInvoker.Deserialize(response.Content, typeof({{{returnType}}}));{{/returnType}}{{^returnType}}
       return;{{/returnType}}
@@ -125,7 +125,7 @@ namespace {{package}} {
       // make the HTTP request
       IRestResponse response = await restClient.ExecuteTaskAsync(_request);
       if (((int)response.StatusCode) >= 400) {
-        throw new ApiException ((int)response.StatusCode, "Error calling {{nickname}}: " + response.Content);
+        throw new ApiException ((int)response.StatusCode, "Error calling {{nickname}}: " + response.Content, response.Content);
       }
       {{#returnType}}return ({{{returnType}}}) ApiInvoker.Deserialize(response.Content, typeof({{{returnType}}}));{{/returnType}}{{^returnType}}
       return;{{/returnType}}

modules/swagger-codegen/src/main/resources/csharp/apiException.mustache

@@ -6,12 +6,19 @@ namespace {{invokerPackage}} {
 
     public int ErrorCode { get; set; }
 
+    public dynamic ErrorContent { get; private set; }
+
     public ApiException() {}
 
     public ApiException(int errorCode, string message) : base(message) {
       this.ErrorCode = errorCode;
     }
 
+    public ApiException(int errorCode, string message, dynamic errorContent = null) : base(message) {
+       this.errorCode = errorCode;
+       this.errorContent = errorContent;
+    }
+
   }
 
 }