135 lines
3.9 KiB
Java
135 lines
3.9 KiB
Java
/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package io.gitlab.jfronny.libjf.web.impl.util.bluemapcore;
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import io.gitlab.jfronny.libjf.LibJf;
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import java.io.IOException;
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import java.net.*;
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import java.util.concurrent.*;
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public class HttpServer extends Thread {
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private int port;
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private int maxConnections;
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private final InetAddress bindAddress;
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private final HttpRequestHandler handler;
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private ThreadPoolExecutor connectionThreads;
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private final Runnable callback;
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private ServerSocket server;
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private State state = State.Initialized;
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public HttpServer(InetAddress bindAddress, int port, int maxConnections, HttpRequestHandler handler, Runnable startCallback) {
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super("LibJF HTTP Server");
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this.port = port;
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this.maxConnections = maxConnections;
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this.bindAddress = bindAddress;
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this.handler = handler;
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connectionThreads = null;
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this.callback = startCallback;
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}
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@Override
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public void run() {
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close();
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connectionThreads = new ThreadPoolExecutor(Math.min(maxConnections, 8), maxConnections, 10, TimeUnit.SECONDS, new LinkedBlockingQueue<>());
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try {
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server = new ServerSocket(port, maxConnections, bindAddress);
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server.setSoTimeout(1000);
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} catch (IOException e){
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state = State.Failed;
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LibJf.LOGGER.error("Error while starting the WebServer!", e);
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return;
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}
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callback.run();
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LibJf.LOGGER.info("WebServer started.");
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while (!server.isClosed() && server.isBound()){
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state = State.Running;
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try {
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Socket connection = server.accept();
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try {
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connectionThreads.execute(new HttpConnection(server, connection, handler, 10, TimeUnit.SECONDS));
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} catch (RejectedExecutionException e){
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connection.close();
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LibJf.LOGGER.warn("Dropped an incoming HttpConnection! (Too many connections?)");
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}
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} catch (SocketException | SocketTimeoutException e) {
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// ignored
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} catch (IOException e) {
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LibJf.LOGGER.error("Error while creating a new HttpConnection!", e);
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}
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}
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state = State.Closed;
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LibJf.LOGGER.info("WebServer closed.");
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}
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public int getPort() {
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return server == null ? port : server.getLocalPort();
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}
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public void setPort(int port) {
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this.port = port;
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}
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public void setMaxConnections(int maxConnections) {
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this.maxConnections = maxConnections;
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}
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public synchronized void close() {
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state = State.Closed;
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if (connectionThreads != null) connectionThreads.shutdown();
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try {
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if (server != null && !server.isClosed()){
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server.close();
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}
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} catch (IOException e) {
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LibJf.LOGGER.error("Error while closing WebServer!", e);
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}
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}
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public void waitUntilReady() throws InterruptedException {
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while (state == State.Initialized) Thread.sleep(1L);
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}
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enum State {
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Initialized, Running, Closed, Failed
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}
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}
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