se.ginkou.interfaceio.InterfaceServer.java Source code

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/*
 * ====================================================================
 * 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package se.ginkou.interfaceio;

import java.io.File;
import java.io.IOException;
import java.io.InterruptedIOException;
import java.net.InetSocketAddress;

import org.apache.http.HttpResponseInterceptor;
import org.apache.http.impl.DefaultConnectionReuseStrategy;
import org.apache.http.impl.nio.DefaultHttpServerIODispatch;
import org.apache.http.impl.nio.DefaultNHttpServerConnection;
import org.apache.http.impl.nio.DefaultNHttpServerConnectionFactory;
import org.apache.http.impl.nio.reactor.DefaultListeningIOReactor;
import org.apache.http.nio.NHttpConnectionFactory;
import org.apache.http.nio.NHttpServerConnection;
import org.apache.http.nio.protocol.HttpAsyncRequestHandlerRegistry;
import org.apache.http.nio.protocol.HttpAsyncService;
import org.apache.http.nio.reactor.IOEventDispatch;
import org.apache.http.nio.reactor.ListeningIOReactor;
import org.apache.http.params.CoreConnectionPNames;
import org.apache.http.params.CoreProtocolPNames;
import org.apache.http.params.HttpParams;
import org.apache.http.params.SyncBasicHttpParams;
import org.apache.http.protocol.HttpProcessor;
import org.apache.http.protocol.ImmutableHttpProcessor;
import org.apache.http.protocol.ResponseConnControl;
import org.apache.http.protocol.ResponseContent;
import org.apache.http.protocol.ResponseDate;
import org.apache.http.protocol.ResponseServer;

/**
 * Basic, yet fully functional and spec compliant, HTTP/1.1 server based on the non-blocking 
 * I/O model.
 * <p>
 * Please note the purpose of this application is demonstrate the usage of HttpCore APIs.
 * It is NOT intended to demonstrate the most efficient way of building an HTTP server. 
 * 
 *
 */
public class InterfaceServer {

    public static final int PORT = 38602;

    public static void main(String[] args) throws Exception {
        startServer();
    }

    public static void startServer() throws Exception {
        // HTTP parameters for the server
        HttpParams params = new SyncBasicHttpParams();
        params.setIntParameter(CoreConnectionPNames.SO_TIMEOUT, 5000)
                .setIntParameter(CoreConnectionPNames.SOCKET_BUFFER_SIZE, 8 * 1024)
                .setBooleanParameter(CoreConnectionPNames.TCP_NODELAY, true)
                .setParameter(CoreProtocolPNames.ORIGIN_SERVER, "HttpComponents/1.1");

        // Create HTTP protocol processing chain
        HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpResponseInterceptor[] {
                // Use standard server-side protocol interceptors
                new ResponseDate(), new ResponseServer(), new ResponseContent(), new ResponseConnControl() });

        // Set up request handlers
        HttpAsyncRequestHandlerRegistry reqistry = new HttpAsyncRequestHandlerRegistry();
        reqistry.register("*/datatables", new DataTablesHandler());
        reqistry.register("*/loginmodules", new RuleFileHandler());
        reqistry.register("*/login", new LoginHandler());
        reqistry.register("*", new HttpFileHandler(new File("website")));
        reqistry.register("*/ping", new TestHandler());

        // Create server-side HTTP protocol handler
        HttpAsyncService protocolHandler = new HttpAsyncService(httpproc, new DefaultConnectionReuseStrategy(),
                reqistry, params) {

            @Override
            public void connected(final NHttpServerConnection conn) {
                System.out.println(conn + ": connection open");
                super.connected(conn);
            }

            @Override
            public void closed(final NHttpServerConnection conn) {
                System.out.println(conn + ": connection closed");
                super.closed(conn);
            }
        };
        // Create HTTP connection factory
        NHttpConnectionFactory<DefaultNHttpServerConnection> connFactory;

        //        // Initialize SSL context
        //        ClassLoader cl = NHttpServer.class.getClassLoader();
        //        URL url = cl.getResource("my.keystore");
        //        if (url == null) {
        //            System.out.println("Keystore not found");
        //            System.exit(1);
        //        }
        //        KeyStore keystore  = KeyStore.getInstance("jks");
        //        keystore.load(url.openStream(), "secret".toCharArray());
        //        KeyManagerFactory kmfactory = KeyManagerFactory.getInstance(
        //                KeyManagerFactory.getDefaultAlgorithm());
        //        kmfactory.init(keystore, "secret".toCharArray());
        //        KeyManager[] keymanagers = kmfactory.getKeyManagers();
        //        SSLContext sslcontext = SSLContext.getInstance("TLS");
        //        sslcontext.init(keymanagers, null, null);
        //        connFactory = new SSLNHttpServerConnectionFactory(sslcontext, null, params);
        connFactory = new DefaultNHttpServerConnectionFactory(params);

        // Create server-side I/O event dispatch
        IOEventDispatch ioEventDispatch = new DefaultHttpServerIODispatch(protocolHandler, connFactory);
        // Create server-side I/O reactor
        ListeningIOReactor ioReactor = new DefaultListeningIOReactor();
        try {
            // Listen of the given port
            ioReactor.listen(new InetSocketAddress(PORT));
            // Ready to go!
            ioReactor.execute(ioEventDispatch);
        } catch (InterruptedIOException ex) {
            System.err.println("Interrupted");
        } catch (IOException e) {
            System.err.println("I/O error: " + e.getMessage());
        }
        System.out.println("Shutdown");
    }
}