From b083af5df80445257155bfe83d8b2836bd8aa81f Mon Sep 17 00:00:00 2001
From: Jess Thrysoee <jess@thrysoee.dk>
Date: Wed, 30 Nov 2016 22:45:46 +0100
Subject: [PATCH] Use charset UTF-8 for JSON responses

JSON is unicode, but if no charset is specified, ISO-8859-1 will be used
by servlet containers.
---
 src/main/java/graphql/servlet/GraphQLServlet.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/graphql/servlet/GraphQLServlet.java b/src/main/java/graphql/servlet/GraphQLServlet.java
index 3f862a8c..06c878f4 100644
--- a/src/main/java/graphql/servlet/GraphQLServlet.java
+++ b/src/main/java/graphql/servlet/GraphQLServlet.java
@@ -281,7 +281,7 @@ public Void run() {
         } else {
             GraphQLVariables vars = new GraphQLVariables(schema, query, variables);
             ExecutionResult result = new GraphQL(schema, executionStrategyProvider.getExecutionStrategy()).execute(query, operationName, context, vars);
-            resp.setContentType("application/json");
+            resp.setContentType("application/json;charset=utf-8");
             if (result.getErrors().isEmpty()) {
                 Map<String, Object> dict = new HashMap<>();
                 dict.put("data", result.getData());