content: /*
   * Copyright (C) 2015 The Android Open Source Project
   *
   * 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.android.ahat;
  
  import com.sun.net.httpserver.HttpExchange;
  import com.sun.net.httpserver.HttpHandler;
  import java.io.IOException;
  import java.io.PrintStream;
  
  /**
   * AhatHttpHandler.
   *
   * HttpHandler for AhatHandlers.
   */
  class AhatHttpHandler implements HttpHandler {
  
    private AhatHandler mAhatHandler;
  
    public AhatHttpHandler(AhatHandler handler) {
      mAhatHandler = handler;
    }
  
    @Override
    public void handle(HttpExchange exchange) throws IOException {
      exchange.getResponseHeaders().add("Content-Type", "text/html;charset=utf-8");
      exchange.sendResponseHeaders(200, 0);
      PrintStream ps = new PrintStream(exchange.getResponseBody());
      try {
        HtmlDoc doc = new HtmlDoc(ps, DocString.text("ahat"), DocString.uri("style.css"));
        doc.menu(Menu.getMenu());
        mAhatHandler.handle(doc, new Query(exchange.getRequestURI()));
        doc.close();
      } catch (RuntimeException e) {
        // Print runtime exceptions to standard error for debugging purposes,
        // because otherwise they are swallowed and not reported.
        System.err.println("Exception when handling " + exchange.getRequestURI() + ": ");
        e.printStackTrace();
        throw e;
      }
      ps.close();
    }
  }
  