Java tutorial
/* * Copyright 2012 - 2016 Manuel Laggner * * 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 org.tinymediamanager; import java.awt.AWTEvent; import java.awt.AlphaComposite; import java.awt.Color; import java.awt.EventQueue; import java.awt.Font; import java.awt.Graphics2D; import java.awt.GraphicsEnvironment; import java.awt.RenderingHints; import java.awt.SplashScreen; import java.awt.Toolkit; import java.awt.Dialog.ModalityType; import java.io.ByteArrayInputStream; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.RandomAccessFile; import java.lang.reflect.Field; import java.net.URL; import java.net.URLClassLoader; import java.nio.charset.Charset; import java.nio.file.Files; import java.nio.file.Paths; import java.util.Arrays; import java.util.Locale; import java.util.Properties; import java.util.ResourceBundle; import java.util.logging.Level; import javax.swing.JOptionPane; import javax.swing.UIManager; import org.apache.commons.lang3.StringUtils; import org.jdesktop.beansbinding.ELProperty; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.tinymediamanager.core.License; import org.tinymediamanager.core.TmmModuleManager; import org.tinymediamanager.core.Utils; import org.tinymediamanager.core.movie.MovieModuleManager; import org.tinymediamanager.core.threading.TmmTaskManager; import org.tinymediamanager.core.tvshow.TvShowModuleManager; import org.tinymediamanager.scraper.util.PluginManager; import org.tinymediamanager.thirdparty.MediaInfoUtils; import org.tinymediamanager.ui.IconManager; import org.tinymediamanager.ui.MainWindow; import org.tinymediamanager.ui.TmmUILogCollector; import org.tinymediamanager.ui.TmmWindowSaver; import org.tinymediamanager.ui.UTF8Control; import org.tinymediamanager.ui.dialogs.MessageDialog; import org.tinymediamanager.ui.dialogs.WhatsNewDialog; import org.tinymediamanager.ui.wizard.TinyMediaManagerWizard; import com.sun.jna.Platform; /** * The Class TinyMediaManager. * * @author Manuel Laggner */ public class TinyMediaManager { private static final Logger LOGGER = LoggerFactory.getLogger(TinyMediaManager.class); /** * The main method. * * @param args * the arguments */ public static void main(String[] args) { // simple parse command line if (args != null && args.length > 0) { LOGGER.debug("TMM started with: " + Arrays.toString(args)); TinyMediaManagerCMD.parseParams(args); System.setProperty("java.awt.headless", "true"); } else { // no cmd params found, but if we are headless - display syntax String head = System.getProperty("java.awt.headless"); if (head != null && head.equals("true")) { LOGGER.info("TMM started 'headless', and without params -> displaying syntax "); TinyMediaManagerCMD.printSyntax(); System.exit(0); } } // check if we have write permissions to this folder try { RandomAccessFile f = new RandomAccessFile("access.test", "rw"); f.close(); Files.deleteIfExists(Paths.get("access.test")); } catch (Exception e2) { String msg = "Cannot write to TMM directory, have no rights - exiting."; if (!GraphicsEnvironment.isHeadless()) { JOptionPane.showMessageDialog(null, msg); } else { System.out.println(msg); } System.exit(1); } // HACK for Java 7 and JavaFX not being in boot classpath // In Java 8 and on, this is installed inside jre/lib/ext // see http://bugs.java.com/bugdatabase/view_bug.do?bug_id=8003171 and references // so we check if it is already existent in "new" directory, and if not, load it via reflection ;o) String dir = new File(LaunchUtil.getJVMPath()).getParentFile().getParent(); // bin, one deeper File jfx = new File(dir, "lib/ext/jfxrt.jar"); if (!jfx.exists()) { // java 7 jfx = new File(dir, "lib/jfxrt.jar"); if (jfx.exists()) { try { TmmOsUtils.addPath(jfx.getAbsolutePath()); } catch (Exception e) { LOGGER.debug("failed to load JavaFX - using old styles..."); } } } if (Globals.isDebug()) { ClassLoader cl = ClassLoader.getSystemClassLoader(); URL[] urls = ((URLClassLoader) cl).getURLs(); LOGGER.info("=== DEBUG CLASS LOADING ============================="); for (URL url : urls) { LOGGER.info(url.getFile()); } } LOGGER.info("====================================================="); LOGGER.info("=== tinyMediaManager (c) 2012-2016 Manuel Laggner ==="); LOGGER.info("====================================================="); LOGGER.info("tmm.version : " + ReleaseInfo.getRealVersion()); if (Globals.isDonator()) { LOGGER.info("tmm.supporter : THANKS FOR DONATING - ALL FEATURES UNLOCKED :)"); } LOGGER.info("os.name : " + System.getProperty("os.name")); LOGGER.info("os.version : " + System.getProperty("os.version")); LOGGER.info("os.arch : " + System.getProperty("os.arch")); LOGGER.trace("network.id : " + License.getMac()); LOGGER.info("java.version : " + System.getProperty("java.version")); if (Globals.isRunningJavaWebStart()) { LOGGER.info("java.webstart : true"); } if (Globals.isRunningWebSwing()) { LOGGER.info("java.webswing : true"); } // START character encoding debug debugCharacterEncoding("default encoding : "); System.setProperty("file.encoding", "UTF-8"); System.setProperty("sun.jnu.encoding", "UTF-8"); Field charset; try { // we cannot (re)set the properties while running inside JVM // so we trick it to reread it by setting them to null ;) charset = Charset.class.getDeclaredField("defaultCharset"); charset.setAccessible(true); charset.set(null, null); } catch (Exception e) { LOGGER.warn("Error resetting to UTF-8", e); } debugCharacterEncoding("set encoding to : "); // END character encoding debug // set GUI default language Locale.setDefault(Utils.getLocaleFromLanguage(Globals.settings.getLanguage())); LOGGER.info("System language : " + System.getProperty("user.language") + "_" + System.getProperty("user.country")); LOGGER.info( "GUI language : " + Locale.getDefault().getLanguage() + "_" + Locale.getDefault().getCountry()); LOGGER.info("Scraper language : " + MovieModuleManager.MOVIE_SETTINGS.getScraperLanguage()); LOGGER.info("TV Scraper lang : " + TvShowModuleManager.SETTINGS.getScraperLanguage()); // start EDT EventQueue.invokeLater(new Runnable() { public void run() { boolean newVersion = !Globals.settings.isCurrentVersion(); // same snapshots/svn considered as "new", for upgrades try { Thread.setDefaultUncaughtExceptionHandler(new Log4jBackstop()); if (!GraphicsEnvironment.isHeadless()) { Thread.currentThread().setName("main"); } else { Thread.currentThread().setName("headless"); LOGGER.debug("starting without GUI..."); } Toolkit tk = Toolkit.getDefaultToolkit(); tk.addAWTEventListener(TmmWindowSaver.getInstance(), AWTEvent.WINDOW_EVENT_MASK); if (!GraphicsEnvironment.isHeadless()) { setLookAndFeel(); } doStartupTasks(); // suppress logging messages from betterbeansbinding org.jdesktop.beansbinding.util.logging.Logger.getLogger(ELProperty.class.getName()) .setLevel(Level.SEVERE); // init ui logger TmmUILogCollector.init(); LOGGER.info("====================================================="); // init splash SplashScreen splash = null; if (!GraphicsEnvironment.isHeadless()) { splash = SplashScreen.getSplashScreen(); } Graphics2D g2 = null; if (splash != null) { g2 = splash.createGraphics(); if (g2 != null) { Font font = new Font("Dialog", Font.PLAIN, 14); g2.setFont(font); } else { LOGGER.debug("got no graphics from splash"); } } else { LOGGER.debug("no splash found"); } if (g2 != null) { updateProgress(g2, "starting tinyMediaManager", 0); splash.update(); } LOGGER.info("starting tinyMediaManager"); // upgrade check String oldVersion = Globals.settings.getVersion(); if (newVersion) { if (g2 != null) { updateProgress(g2, "upgrading to new version", 10); splash.update(); } UpgradeTasks.performUpgradeTasksBeforeDatabaseLoading(oldVersion); // do the upgrade tasks for the old version Globals.settings.setCurrentVersion(); Globals.settings.saveSettings(); } // proxy settings if (Globals.settings.useProxy()) { LOGGER.info("setting proxy"); Globals.settings.setProxy(); } // MediaInfo ///////////////////////////////////////////////////// if (g2 != null) { updateProgress(g2, "loading MediaInfo libs", 20); splash.update(); } MediaInfoUtils.loadMediaInfo(); // load modules ////////////////////////////////////////////////// if (g2 != null) { updateProgress(g2, "loading movie module", 30); splash.update(); } TmmModuleManager.getInstance().startUp(); TmmModuleManager.getInstance().registerModule(MovieModuleManager.getInstance()); TmmModuleManager.getInstance().enableModule(MovieModuleManager.getInstance()); if (g2 != null) { updateProgress(g2, "loading TV show module", 40); splash.update(); } TmmModuleManager.getInstance().registerModule(TvShowModuleManager.getInstance()); TmmModuleManager.getInstance().enableModule(TvShowModuleManager.getInstance()); if (g2 != null) { updateProgress(g2, "loading plugins", 50); splash.update(); } // just instantiate static - will block (takes a few secs) PluginManager.getInstance(); if (ReleaseInfo.isSvnBuild()) { PluginManager.loadClasspathPlugins(); } // do upgrade tasks after database loading if (newVersion) { if (g2 != null) { updateProgress(g2, "upgrading database to new version", 70); splash.update(); } UpgradeTasks.performUpgradeTasksAfterDatabaseLoading(oldVersion); } // launch application //////////////////////////////////////////// if (g2 != null) { updateProgress(g2, "loading ui", 80); splash.update(); } if (!GraphicsEnvironment.isHeadless()) { MainWindow window = new MainWindow("tinyMediaManager / " + ReleaseInfo.getRealVersion()); // finished //////////////////////////////////////////////////// if (g2 != null) { updateProgress(g2, "finished starting :)", 100); splash.update(); } // write a random number to file, to identify this instance (for // updater, tracking, whatsoever) Utils.trackEvent("startup"); TmmWindowSaver.getInstance().loadSettings(window); window.setVisible(true); // wizard for new user if (Globals.settings.newConfig) { Globals.settings.writeDefaultSettings(); // now all plugins are resolved - write again defaults! TinyMediaManagerWizard wizard = new TinyMediaManagerWizard(); wizard.setVisible(true); } // show changelog if (newVersion && !ReleaseInfo.getVersion().equals(oldVersion)) { // special case nightly/svn: if same snapshot version, do not display changelog Utils.trackEvent("updated"); showChangelog(); } } else { TinyMediaManagerCMD.startCommandLineTasks(); // wait for other tmm threads (artwork download et all) while (TmmTaskManager.getInstance().poolRunning()) { Thread.sleep(2000); } LOGGER.info("bye bye"); // MainWindows.shutdown() try { // send shutdown signal TmmTaskManager.getInstance().shutdown(); // save unsaved settings Globals.settings.saveSettings(); // hard kill TmmTaskManager.getInstance().shutdownNow(); // close database connection TmmModuleManager.getInstance().shutDown(); } catch (Exception ex) { LOGGER.warn(ex.getMessage()); } System.exit(0); } } catch (IllegalStateException e) { LOGGER.error("IllegalStateException", e); if (!GraphicsEnvironment.isHeadless() && e.getMessage().contains("file is locked")) { // MessageDialog.showExceptionWindow(e); ResourceBundle bundle = ResourceBundle.getBundle("messages", new UTF8Control()); //$NON-NLS-1$ MessageDialog dialog = new MessageDialog(MainWindow.getActiveInstance(), bundle.getString("tmm.problemdetected")); //$NON-NLS-1$ dialog.setImage(IconManager.ERROR); dialog.setText(bundle.getString("tmm.nostart"));//$NON-NLS-1$ dialog.setDescription(bundle.getString("tmm.nostart.instancerunning"));//$NON-NLS-1$ dialog.setResizable(true); dialog.pack(); dialog.setLocationRelativeTo(MainWindow.getActiveInstance()); dialog.setVisible(true); } System.exit(1); } catch (Exception e) { LOGGER.error("Exception while start of tmm", e); if (!GraphicsEnvironment.isHeadless()) { MessageDialog.showExceptionWindow(e); } System.exit(1); } } /** * Update progress on splash screen. * * @param text * the text */ private void updateProgress(Graphics2D g2, String text, int progress) { Object oldAAValue = g2.getRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING); g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_LCD_HRGB); g2.setComposite(AlphaComposite.Clear); g2.fillRect(20, 200, 480, 305); g2.setPaintMode(); g2.setColor(new Color(51, 153, 255)); g2.fillRect(22, 272, 452 * progress / 100, 21); g2.setColor(Color.black); g2.drawString(text + "...", 23, 310); int l = g2.getFontMetrics().stringWidth(ReleaseInfo.getRealVersion()); // bound right g2.drawString(ReleaseInfo.getRealVersion(), 480 - l, 325); g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, oldAAValue); LOGGER.debug("Startup (" + progress + "%) " + text); } /** * Sets the look and feel. * * @throws Exception * the exception */ private void setLookAndFeel() throws Exception { // get font settings String fontFamily = Globals.settings.getFontFamily(); try { // sanity check fontFamily = Font.decode(fontFamily).getFamily(); } catch (Exception e) { fontFamily = "Dialog"; } int fontSize = Globals.settings.getFontSize(); if (fontSize < 12) { fontSize = 12; } String fontString = fontFamily + " " + fontSize; // Get the native look and feel class name // String laf = UIManager.getSystemLookAndFeelClassName(); Properties props = new Properties(); props.setProperty("controlTextFont", fontString); props.setProperty("systemTextFont", fontString); props.setProperty("userTextFont", fontString); props.setProperty("menuTextFont", fontString); // props.setProperty("windowTitleFont", "Dialog bold 20"); fontSize = Math.round((float) (fontSize * 0.833)); fontString = fontFamily + " " + fontSize; props.setProperty("subTextFont", fontString); props.setProperty("backgroundColor", "237 237 237"); props.setProperty("menuBackgroundColor", "237 237 237"); props.setProperty("controlBackgroundColor", "237 237 237"); props.setProperty("menuColorLight", "237 237 237"); props.setProperty("menuColorDark", "237 237 237"); props.setProperty("toolbarColorLight", "237 237 237"); props.setProperty("toolbarColorDark", "237 237 237"); props.setProperty("tooltipBackgroundColor", "255 255 255"); props.put("windowDecoration", "system"); props.put("logoString", ""); // Get the look and feel class name com.jtattoo.plaf.luna.LunaLookAndFeel.setTheme(props); String laf = "com.jtattoo.plaf.luna.LunaLookAndFeel"; // Install the look and feel UIManager.setLookAndFeel(laf); } /** * Does some tasks at startup */ private void doStartupTasks() { // rename downloaded files UpgradeTasks.renameDownloadedFiles(); // extract templates, if GD has not already done Utils.extractTemplates(); // check if a .desktop file exists if (Platform.isLinux()) { File desktop = new File(TmmOsUtils.DESKTOP_FILE); if (!desktop.exists()) { TmmOsUtils.createDesktopFileForLinux(desktop); } } } private void showChangelog() { // read the changelog try { final String changelog = Utils.readFileToString(Paths.get("changelog.txt")); if (StringUtils.isNotBlank(changelog)) { EventQueue.invokeLater(new Runnable() { @Override public void run() { WhatsNewDialog dialog = new WhatsNewDialog(changelog); dialog.pack(); dialog.setLocationRelativeTo(MainWindow.getActiveInstance()); dialog.setModalityType(ModalityType.APPLICATION_MODAL); dialog.setVisible(true); } }); } } catch (IOException e) { // no file found LOGGER.warn(e.getMessage()); } } }); } /** * debug various JVM character settings */ private static void debugCharacterEncoding(String text) { String defaultCharacterEncoding = System.getProperty("file.encoding"); byte[] bArray = { 'w' }; InputStream is = new ByteArrayInputStream(bArray); InputStreamReader reader = new InputStreamReader(is); LOGGER.info( text + defaultCharacterEncoding + " | " + reader.getEncoding() + " | " + Charset.defaultCharset()); } }