From 0a134db2f0ea5e7577a5a455e299e85fef1b05fe Mon Sep 17 00:00:00 2001
From: Inderjeet Singh <inder123@gmail.com>
Date: Wed, 20 Jan 2010 13:53:53 +0000
Subject: [PATCH] Added a new interface ResponseBuilder that is implemented by
 handlers to build a response of a specific type. ResponseSender now sets the
 content-type of the stream to application/json

---
 .../gson/wsf/server/ResponseBuilder.java      | 30 +++++++++++++++++++
 .../gson/wsf/server/ResponseSender.java       |  2 ++
 2 files changed, 32 insertions(+)
 create mode 100644 wsf/src/main/java/com/google/gson/wsf/server/ResponseBuilder.java

diff --git a/wsf/src/main/java/com/google/gson/wsf/server/ResponseBuilder.java b/wsf/src/main/java/com/google/gson/wsf/server/ResponseBuilder.java
new file mode 100644
index 00000000..89dfd352
--- /dev/null
+++ b/wsf/src/main/java/com/google/gson/wsf/server/ResponseBuilder.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2010 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.gson.wsf.server;
+
+import com.google.gson.webservice.definition.WebServiceCallSpec;
+import com.google.gson.webservice.definition.WebServiceRequest;
+import com.google.gson.webservice.definition.WebServiceResponse;
+
+/**
+ * An interface describing a class that can build a response
+ *
+ * @author inder
+ */
+public interface ResponseBuilder {
+  public void buildResponse(WebServiceCallSpec callSpec, WebServiceRequest request,
+      WebServiceResponse.Builder responseBuilder); 
+}
diff --git a/wsf/src/main/java/com/google/gson/wsf/server/ResponseSender.java b/wsf/src/main/java/com/google/gson/wsf/server/ResponseSender.java
index 2cccf9d4..5cd4a7c7 100644
--- a/wsf/src/main/java/com/google/gson/wsf/server/ResponseSender.java
+++ b/wsf/src/main/java/com/google/gson/wsf/server/ResponseSender.java
@@ -26,6 +26,7 @@ import com.google.gson.Gson;
 import com.google.gson.webservice.definition.HeaderMap;
 import com.google.gson.webservice.definition.HeaderMapSpec;
 import com.google.gson.webservice.definition.ResponseBody;
+import com.google.gson.webservice.definition.ResponseBodySpec;
 import com.google.gson.webservice.definition.WebServiceResponse;
 
 /**
@@ -44,6 +45,7 @@ public final class ResponseSender {
   
   public void send(HttpServletResponse conn, WebServiceResponse response) {
     try {
+      conn.setContentType(ResponseBodySpec.JSON_CONTENT_TYPE);
       sendHeaders(conn, response.getHeaders());
       sendBody(conn, response.getBody());
     } catch (IOException e) {