| /* |
| * Copyright 2013-present Facebook, 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.facebook.buck.httpserver; |
| |
| import com.google.common.net.MediaType; |
| |
| import org.eclipse.jetty.server.Request; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.http.HttpServletResponse; |
| |
| /** |
| * Utility methods for writing HTTP responses. |
| */ |
| class Responses { |
| |
| /** Utility class: do not instantiate. */ |
| private Responses() {} |
| |
| /** |
| * Writes the specified content to the response with a status code of 200. |
| */ |
| static void writeSuccessfulResponse(String content, |
| MediaType mediaType, |
| Request baseRequest, |
| HttpServletResponse response) |
| throws IOException { |
| writeResponse(content, mediaType, baseRequest, response, HttpServletResponse.SC_OK); |
| } |
| |
| /** Responds with a 500. */ |
| static void writeFailedResponse(Request baseRequest, HttpServletResponse response) |
| throws IOException { |
| writeResponse("ERROR", |
| MediaType.PLAIN_TEXT_UTF_8, |
| baseRequest, |
| response, |
| /* status */ 500); |
| } |
| |
| /** |
| * Writes the specified content to the response with the specified status code. |
| */ |
| private static void writeResponse(String content, |
| MediaType mediaType, |
| Request baseRequest, |
| HttpServletResponse response, |
| int status) |
| throws IOException { |
| response.setContentType(mediaType.toString()); |
| response.setStatus(status); |
| |
| response.getWriter().write(content); |
| |
| response.flushBuffer(); |
| baseRequest.setHandled(true); |
| } |
| } |