fixes #118 openapi generator check if examples map is not empty

networknt · Mar 17, 2018 · 1921f81 · 1921f81
1 parent 11635e3
commit 1921f81
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/light-rest-4j/src/main/java/com/networknt/codegen/rest/OpenApiGenerator.java b/light-rest-4j/src/main/java/com/networknt/codegen/rest/OpenApiGenerator.java
@@ -411,10 +411,12 @@ public List<Map<String, Object>> getOperationList(Object model) {
                             // check if there are multiple examples
                             Map<String, Example> exampleMap = mediaType.getExamples();
                             // use the first example if there are multiple
-                            Map.Entry<String,Example> entry = exampleMap.entrySet().iterator().next();
-                            Example e = entry.getValue();
-                            if(e != null) {
-                                flattened.put("example", e.getValue());
+                            if(exampleMap.size() > 0) {
+                                Map.Entry<String,Example> entry = exampleMap.entrySet().iterator().next();
+                                Example e = entry.getValue();
+                                if(e != null) {
+                                    flattened.put("example", e.getValue());
+                                }
                             }
                         }
                     }