HttpServer.java

/*
 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package http;

import java.util.Iterator;
import java.util.ServiceLoader;

import http.spi.HttpServerProvider;
import logging.Logger;

/**
 * A do-nothing HTTP server
 */

public class HttpServer {
    private final int port;
    private final Logger logger;

    protected HttpServer(int port) {
        this.port = port;
        this.logger = new Logger();
    }

    public static HttpServer create(int port) {
        ServiceLoader<HttpServerProvider> sl
            = ServiceLoader.load(HttpServerProvider.class);
        Iterator<HttpServerProvider> iterator = sl.iterator();
        if (iterator.hasNext()) {
            HttpServerProvider provider = iterator.next();
            return provider.createHttpServer(port);
        } else {
            return new HttpServer(port) { };
        }
    }

    public void start() {
        logger.log("Start HTTP server on port " + port);
    }
}