| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed 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. |
| */ |
| |
| package com.google.gwt.dev.codeserver; |
| |
| import com.google.gwt.core.ext.TreeLogger; |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.dev.util.log.PrintWriterTreeLogger; |
| import com.google.gwt.util.tools.Utility; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| /** |
| * <p>This class contains the {@link #main main method} that starts the code server for |
| * "Super Dev Mode", a replacement for developer mode that doesn't require |
| * browser plugins.</p> |
| * |
| * <p>This tool is EXPERIMENTAL. There is no authentication, no encryption, no XSS |
| * protection, and it makes all source code on the GWT compiler's classpath available |
| * via HTTP. It is only safe to run on localhost (the default).</p> |
| */ |
| public class CodeServer { |
| |
| /** |
| * Starts the code server. Shuts down the JVM if startup fails. |
| * @param args Command-line options that can be parsed by {@link Options}. |
| */ |
| public static void main(String[] args) throws Exception { |
| |
| Options options = new Options(); |
| if (!options.parseArgs(args)) { |
| System.exit(1); |
| } |
| |
| main(options); |
| } |
| |
| /** |
| * Starts the code server with the given options. Shuts down the JVM if startup fails. |
| */ |
| public static void main(Options options) { |
| if (options.isCompileTest()) { |
| PrintWriterTreeLogger logger = new PrintWriterTreeLogger(); |
| logger.setMaxDetail(TreeLogger.Type.INFO); |
| try { |
| makeModules(options, logger); |
| } catch (Throwable t) { |
| t.printStackTrace(); |
| System.out.println("FAIL"); |
| System.exit(1); |
| } |
| System.out.println("PASS"); |
| System.exit(0); |
| } |
| |
| try { |
| start(options); |
| |
| String url = "http://" + options.getPreferredHost() + ":" + options.getPort() + "/"; |
| |
| System.out.println(); |
| System.out.println("The code server is ready."); |
| System.out.println("Next, visit: " + url); |
| } catch (Throwable t) { |
| t.printStackTrace(); |
| System.exit(1); |
| } |
| } |
| |
| /** |
| * Starts the code server with the given command line options. To shut it down, see |
| * {@link WebServer#stop}. |
| * |
| * <p>Only one code server should be started at a time because the GWT compiler uses |
| * a lot of static variables.</p> |
| */ |
| public static WebServer start(Options options) throws IOException, UnableToCompleteException { |
| PrintWriterTreeLogger logger = new PrintWriterTreeLogger(); |
| logger.setMaxDetail(TreeLogger.Type.INFO); |
| |
| Modules modules = makeModules(options, logger); |
| |
| SourceHandler sourceHandler = new SourceHandler(modules, logger); |
| |
| WebServer webServer = new WebServer(sourceHandler, modules, |
| options.getBindAddress(), options.getPort(), logger); |
| webServer.start(); |
| |
| return webServer; |
| } |
| |
| /** |
| * Configures and compiles all the modules (unless {@link Options#getNoPrecompile} is false). |
| */ |
| private static Modules makeModules(Options options, PrintWriterTreeLogger logger) |
| throws IOException, UnableToCompleteException { |
| |
| File workDir = ensureWorkDir(options); |
| System.out.println("workDir: " + workDir); |
| |
| Modules modules = new Modules(); |
| for (String moduleName : options.getModuleNames()) { |
| AppSpace appSpace = AppSpace.create(new File(workDir, moduleName)); |
| |
| Recompiler recompiler = new Recompiler(appSpace, moduleName, options, logger); |
| modules.addModuleState(new ModuleState(recompiler, logger, options.getNoPrecompile())); |
| } |
| return modules; |
| } |
| |
| /** |
| * Ensures that we have a work directory. If specified via a flag, the |
| * directory must already exist. Otherwise, create a temp directory. |
| */ |
| private static File ensureWorkDir(Options options) throws IOException { |
| File workDir = options.getWorkDir(); |
| if (workDir == null) { |
| workDir = Utility.makeTemporaryDirectory(null, "gwt-codeserver-"); |
| } else { |
| if (!workDir.isDirectory()) { |
| throw new IOException("workspace directory doesn't exist: " + workDir); |
| } |
| } |
| return workDir; |
| } |
| } |