jbang/http-streaming/MyHttpServer.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
import com.sun.net.httpserver.HttpContext;
import com.sun.net.httpserver.HttpExchange;
import com.sun.net.httpserver.HttpServer;

import java.io.IOException;
import java.io.OutputStream;
import java.net.InetSocketAddress;

public class MyHttpServer {

  public static void main(String[] args) throws Exception {
      HttpServer server = HttpServer.create(new InetSocketAddress(8500), 0);
      HttpContext context = server.createContext("/");
      context.setHandler(MyHttpServer::handleRequest);
      System.out.println("http://localhost:8500");
      server.start();
  }

  private static void handleRequest(HttpExchange exchange) throws IOException {
      exchange.sendResponseHeaders(200, 0);
      OutputStream os = exchange.getResponseBody();
      for (int i = 0; i < 100; i++) {
        String response = "Hello " + i + "\n";
        os.write(response.getBytes());
        os.flush();
        System.out.println("... " + i);
        try {
          Thread.sleep(1000);
        } catch (Exception e) {
          // ignore
        }
      }
      os.close();
  }
}