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/**
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* Back 2 Browser Bytecode Translator
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* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. Look for COPYING file in the top folder.
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* If not, see http://opensource.org/licenses/GPL-2.0.
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*/
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package org.apidesign.bck2brwsr.launcher;
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import java.awt.Desktop;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.Writer;
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import java.net.URI;
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import java.net.URL;
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import java.util.Enumeration;
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import org.apidesign.vm4brwsr.Bck2Brwsr;
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import org.glassfish.grizzly.PortRange;
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import org.glassfish.grizzly.http.server.HttpHandler;
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import org.glassfish.grizzly.http.server.HttpServer;
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import org.glassfish.grizzly.http.server.NetworkListener;
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import org.glassfish.grizzly.http.server.Request;
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import org.glassfish.grizzly.http.server.Response;
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import org.glassfish.grizzly.http.server.ServerConfiguration;
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/**
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* Lightweight server to launch Bck2Brwsr applications in real browser.
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*/
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public class Bck2BrwsrLauncher {
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public static void main( String[] args ) throws Exception {
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HttpServer server = HttpServer.createSimpleServer(".", new PortRange(8080, 65535));
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final ClassLoader loader = Bck2BrwsrLauncher.class.getClassLoader();
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final ServerConfiguration conf = server.getServerConfiguration();
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conf.addHttpHandler(new HttpHandler() {
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@Override
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public void service(Request request, Response response) throws Exception {
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response.setContentType("text/html");
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OutputStream os = response.getOutputStream();
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InputStream is = Bck2BrwsrLauncher.class.getResourceAsStream("console.xhtml");
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for (;;) {
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int ch = is.read();
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if (ch == -1) {
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break;
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}
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os.write(ch);
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}
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}
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}, "/console");
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conf.addHttpHandler(new HttpHandler() {
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@Override
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public void service(Request request, Response response) throws Exception {
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response.setCharacterEncoding("UTF-8");
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response.setContentType("text/javascript");
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Bck2Brwsr.generate(response.getWriter(), loader);
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}
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}, "/bck2brwsr.js");
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conf.addHttpHandler(new HttpHandler() {
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@Override
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public void service(Request request, Response response) throws Exception {
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String res = request.getHttpHandlerPath();
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if (res.startsWith("/")) {
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res = res.substring(1);
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}
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Enumeration<URL> en = loader.getResources(res);
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URL u = null;
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while (en.hasMoreElements()) {
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u = en.nextElement();
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}
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if (u == null) {
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response.setError();
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response.setDetailMessage("Can't find resource " + res);
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}
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response.setContentType("text/javascript");
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InputStream is = u.openStream();
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Writer w = response.getWriter();
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w.append("[");
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for (int i = 0;; i++) {
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int b = is.read();
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if (b == -1) {
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break;
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}
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if (i > 0) {
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w.append(", ");
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}
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if (i % 20 == 0) {
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w.write("\n");
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}
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if (b > 127) {
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b = b - 256;
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}
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w.append(Integer.toString(b));
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}
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w.append("\n]");
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}
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}, "/classes/");
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server.start();
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NetworkListener listener = server.getListeners().iterator().next();
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int port = listener.getPort();
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URI uri = new URI("http://localhost:" + port + "/console");
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try {
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Desktop.getDesktop().browse(uri);
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} catch (UnsupportedOperationException ex) {
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String[] cmd = {
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"xdg-open", uri.toString()
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};
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Runtime.getRuntime().exec(cmd).waitFor();
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}
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System.in.read();
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}
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}
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