| /* |
| * 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.TreeLogger.Type; |
| 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(options.getLogLevel()); |
| |
| OutboxTable outboxes; |
| |
| try { |
| outboxes = makeOutboxes(options, logger); |
| } catch (Throwable t) { |
| t.printStackTrace(); |
| System.out.println("FAIL"); |
| System.exit(1); |
| return; |
| } |
| |
| int retries = options.getCompileTestRecompiles(); |
| for (int i = 0; i < retries; i++) { |
| System.out.println("\n### Recompile " + (i + 1) + "\n"); |
| try { |
| // TODO: actually test recompiling here. |
| // (This is just running precompiles repeatedly.) |
| outboxes.defaultCompileAll(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 at " + url); |
| } catch (UnableToCompleteException e) { |
| // Already logged. |
| System.exit(1); |
| } 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 topLogger = new PrintWriterTreeLogger(); |
| topLogger.setMaxDetail(options.getLogLevel()); |
| |
| TreeLogger startupLogger = topLogger.branch(Type.INFO, "Super Dev Mode starting up"); |
| OutboxTable outboxes = makeOutboxes(options, startupLogger); |
| |
| JobEventTable eventTable = new JobEventTable(); |
| JobRunner runner = new JobRunner(eventTable, outboxes); |
| |
| JsonExporter exporter = new JsonExporter(options, outboxes); |
| |
| SourceHandler sourceHandler = new SourceHandler(outboxes, exporter); |
| WebServer webServer = new WebServer(sourceHandler, exporter, outboxes, |
| runner, eventTable, options.getBindAddress(), options.getPort()); |
| webServer.start(topLogger); |
| |
| return webServer; |
| } |
| |
| /** |
| * Configures and compiles all the modules (unless {@link Options#getNoPrecompile} is false). |
| */ |
| private static OutboxTable makeOutboxes(Options options, TreeLogger logger) |
| throws IOException, UnableToCompleteException { |
| |
| File workDir = ensureWorkDir(options); |
| logger.log(Type.INFO, "workDir: " + workDir); |
| |
| LauncherDir launcherDir = LauncherDir.maybeCreate(options); |
| |
| int nextOutboxId = 1; |
| OutboxTable outboxes = new OutboxTable(); |
| for (String moduleName : options.getModuleNames()) { |
| OutboxDir outboxDir = OutboxDir.create(new File(workDir, moduleName), logger); |
| |
| Recompiler recompiler = new Recompiler(outboxDir, launcherDir, moduleName, options); |
| |
| // The id should be treated as an opaque string since we will change it again. |
| // TODO: change outbox id to include binding properties. |
| String outboxId = moduleName + "_" + nextOutboxId; |
| nextOutboxId++; |
| |
| outboxes.addOutbox(new Outbox(outboxId, recompiler, options, logger)); |
| } |
| return outboxes; |
| } |
| |
| /** |
| * 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; |
| } |
| } |