Added http server code

30c1c112 · Ivan Dunko · 719a2221 · 30c1c112 · 30c1c112
Commit 30c1c112 authored Mar 24, 2022 by Ivan Dunko
--- a/lab4/src/ru/stryapkov/http/server/ClientThread.java
+++ b/lab4/src/ru/stryapkov/http/server/ClientThread.java
+package ru.stryapkov.http.server;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.net.Socket;
+import java.nio.charset.StandardCharsets;
+import java.util.concurrent.LinkedBlockingQueue;
+
+public class ClientThread extends Thread{
+    private static final String page =
+            "<html>\n" +
+            "<body>\n" +
+            "<h1>Hello, World!</h1>\n" +
+            "</body>\n" +
+            "</html>";
+    private final LinkedBlockingQueue<Socket> clients;
+    private final int id;
+    ClientThread(LinkedBlockingQueue<Socket> clients, int id){
+        this.clients = clients;
+        this.id = id;
+    }
+
+    @Override
+    public void run(){
+        while (!Thread.interrupted()){
+            try {
+                System.out.println("ID: " + id);
+                Socket client = clients.take();
+                BufferedReader in = new BufferedReader(
+                        new InputStreamReader(
+                                client.getInputStream()
+                        )
+                );
+
+                boolean isGet = false;
+                while (true){
+                    String s = in.readLine();
+                    if (s == null || s.trim().isEmpty())
+                        break;
+
+                    if (s.split(" ")[0].equals("GET"))
+                        isGet = true;
+                    //System.out.println(s);
+                }
+
+                if (isGet) {
+                    String response = "HTTP/1.1 200 OK\n" +
+                            "Server: myserver\n" +
+                            "Content-Length: " + page.length() + "\n" +
+                            "Content-Type: text/html\n" +
+                            "Connection: Closed\r\n\r\n" + page;
+
+                    client.getOutputStream().write(response.getBytes(StandardCharsets.UTF_8));
+                    client.getOutputStream().flush();
+                }
+
+                client.close();
+
+                sleep(10000);
+            }
+            catch (Exception e){
+                return;
+            }
+        }
+    }
+}
--- a/lab4/src/ru/stryapkov/http/server/Server.java
+++ b/lab4/src/ru/stryapkov/http/server/Server.java
+package ru.stryapkov.http.server;
+
+import javafx.util.Pair;
+
+import java.io.IOException;
+import java.net.ServerSocket;
+import java.net.Socket;
+import java.util.concurrent.LinkedBlockingQueue;
+
+public class Server {
+    public static final int PORT = 10001;
+    public static final int THREAD_CNT = 3;
+    public static void main(String[] args){
+        ServerSocket serverSocket = null;
+        try {
+            serverSocket = new ServerSocket(PORT);
+        }
+        catch (IOException e){
+            e.printStackTrace();
+            return;
+        }
+
+        LinkedBlockingQueue<Socket> clients = new LinkedBlockingQueue<>();
+        ClientThread []clientThread = new ClientThread[THREAD_CNT];
+        for (int i = 0; i < THREAD_CNT; ++i) {
+            clientThread[i] = new ClientThread(clients, i);
+            clientThread[i].start();
+        }
+
+        while (true){
+            try {
+                Socket socket = serverSocket.accept();
+                clients.put(socket);
+            }
+            catch (Exception e){
+                e.printStackTrace();
+                return;
+            }
+        }
+    }
+}