diff options
Diffstat (limited to 'src/classes/com/sun/opengl/util/JOGLAppletLauncher.java')
| -rwxr-xr-x | src/classes/com/sun/opengl/util/JOGLAppletLauncher.java | 195 |
1 files changed, 190 insertions, 5 deletions
diff --git a/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java b/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java index 2f3237275..f1d3461c2 100755 --- a/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java +++ b/src/classes/com/sun/opengl/util/JOGLAppletLauncher.java @@ -213,6 +213,14 @@ public class JOGLAppletLauncher extends Applet { /** true if start() has passed successfully */ private boolean joglStarted = false; + /** Indicates whether JOAL is present */ + private boolean haveJOAL = false; + + // Helpers for question about whether to update deployment.properties + private static final String JRE_PREFIX = "deployment.javapi.jre."; + private static final String NODDRAW_PROP = "-Dsun.java2d.noddraw=true"; + private static final String DONT_ASK = ".dont_ask"; + public JOGLAppletLauncher() { } @@ -333,6 +341,7 @@ public class JOGLAppletLauncher extends Applet { } } else if (joglStarted) { + checkNoDDrawAndUpdateDeploymentProperties(); // we have to start again the applet (start can be called multiple times, // e.g once per tabbed browsing subApplet.start(); @@ -370,6 +379,123 @@ public class JOGLAppletLauncher extends Applet { return false; } + private void checkNoDDrawAndUpdateDeploymentProperties() { + if (System.getProperty("os.name").toLowerCase().startsWith("windows") && + !"true".equalsIgnoreCase(System.getProperty("sun.java2d.noddraw"))) { + if (!SwingUtilities.isEventDispatchThread()) { + try { + SwingUtilities.invokeAndWait(new Runnable() { + public void run() { + updateDeploymentPropertiesImpl(); + } + }); + } catch (Exception e) { + } + } else { + updateDeploymentPropertiesImpl(); + } + } + } + + private void updateDeploymentPropertiesImpl() { + String userHome = System.getProperty("user.home"); + File dontAskFile = new File(userHome + File.separator + ".jogl_ext" + + File.separator + DONT_ASK); + if (dontAskFile.exists()) + return; // User asked us not to prompt again + + int option = JOptionPane.showOptionDialog(null, + "For best robustness of JOGL applets on Windows,\n" + + "we recommend disabling Java2D's use of DirectDraw.\n" + + "This setting will affect all applets, but is unlikely\n" + + "to slow other applets down significantly. May we update\n" + + "your deployment.properties to turn off DirectDraw for\n" + + "applets? You can change this back later if necessary\n" + + "using the Java Control Panel, Java tab, under Java\n" + + "Applet Runtime Settings.", + "Update deployment.properties?", + JOptionPane.YES_NO_CANCEL_OPTION, + JOptionPane.QUESTION_MESSAGE, + null, + new Object[] { + "Yes", + "No", + "No, Don't Ask Again" + }, + "Yes"); + if (option < 0 || + option == 1) + return; // No + + if (option == 2) { + try { + dontAskFile.createNewFile(); + } catch (IOException e) { + } + return; // No, Don't Ask Again + } + + try { + // Must update deployment.properties + File propsDir = new File(System.getProperty("user.home") + File.separator + + "Application Data/Sun/Java/Deployment"); + if (!propsDir.exists()) + // Don't know what's going on or how to set this permanently + return; + + File propsFile = new File(propsDir, "deployment.properties"); + if (!propsFile.exists()) + // Don't know what's going on or how to set this permanently + return; + + Properties props = new Properties(); + InputStream input = new BufferedInputStream(new FileInputStream(propsFile)); + props.load(input); + input.close(); + // Search through the keys looking for JRE versions + Set/*<String>*/ jreVersions = new HashSet/*<String>*/(); + for (Iterator/*<String>*/ iter = props.keySet().iterator(); iter.hasNext(); ) { + String key = (String) iter.next(); + if (key.startsWith(JRE_PREFIX)) { + int idx = key.lastIndexOf("."); + if (idx >= 0 && idx > JRE_PREFIX.length()) { + String jreVersion = key.substring(JRE_PREFIX.length(), idx); + jreVersions.add(jreVersion); + } + } + } + + // OK, now that we know all JRE versions covered by the + // deployment.properties, check out the args for each and update + // them + for (Iterator/*<String>*/ iter = jreVersions.iterator(); iter.hasNext(); ) { + String version = (String) iter.next(); + String argKey = JRE_PREFIX + version + ".args"; + String argVal = props.getProperty(argKey); + if (argVal == null) { + argVal = NODDRAW_PROP; + } else if (argVal.indexOf(NODDRAW_PROP) < 0) { + argVal = argVal + " " + NODDRAW_PROP; + } + props.setProperty(argKey, argVal); + } + + OutputStream output = new BufferedOutputStream(new FileOutputStream(propsFile)); + props.store(output, null); + output.close(); + + // Tell user we're done + JOptionPane.showMessageDialog(null, + "For best robustness, we recommend you now exit and\n" + + "restart your web browser. (Note: clicking \"OK\" will\n" + + "not exit your browser.)", + "Browser Restart Recommended", + JOptionPane.INFORMATION_MESSAGE); + } catch (IOException e) { + e.printStackTrace(); + } + } + /** This method is executed from outside the Event Dispatch Thread, and installs * the required native libraries in the local folder. */ @@ -389,14 +515,25 @@ public class JOGLAppletLauncher extends Applet { } } + // See whether JOAL is present + try { + Class alClass = Class.forName("net.java.games.joal.AL", false, this.getClass().getClassLoader()); + haveJOAL = true; + } catch (ClassNotFoundException cnfe) { + } + String[] nativeJarNames = new String[] { nativeLibInfo.formatNativeJarName("jogl-natives-{0}.jar"), - nativeLibInfo.formatNativeJarName("gluegen-rt-natives-{0}.jar") + nativeLibInfo.formatNativeJarName("gluegen-rt-natives-{0}.jar"), + (haveJOAL ? nativeLibInfo.formatNativeJarName("joal-natives-{0}.jar") : null) }; for (int n = 0; n < nativeJarNames.length; n++) { String nativeJarName = nativeJarNames[n]; + if (nativeJarName == null) + continue; + URL nativeLibURL; URLConnection urlConnection; String path = getCodeBase().toExternalForm() + nativeJarName; @@ -467,7 +604,7 @@ public class JOGLAppletLauncher extends Applet { // If installation succeeded, write a timestamp for all of the // files to be checked next time try { - File timestampFile = new File(installDir, "timestamp"); + File timestampFile = new File(installDir, getTimestampFileName(nativeJarName)); timestampFile.delete(); BufferedWriter writer = new BufferedWriter(new FileWriter(timestampFile)); writer.write("" + urlConnection.getLastModified()); @@ -488,10 +625,14 @@ public class JOGLAppletLauncher extends Applet { loadNativesAndStart(installDir); } + private String getTimestampFileName(String nativeJarName) { + return "timestamp-" + nativeJarName.replace('.', '-'); + } + private long getTimestamp(File installDir, String nativeJarName, long timestamp) { // Avoid returning valid value if timestamp file doesn't exist try { - String timestampName = "timestamp-" + nativeJarName.replace('.', '-'); + String timestampName = getTimestampFileName(nativeJarName); BufferedReader reader = new BufferedReader(new FileReader(new File(installDir, timestampName))); try { StreamTokenizer tokenizer = new StreamTokenizer(reader); @@ -616,11 +757,20 @@ public class JOGLAppletLauncher extends Applet { int totalLength = (int) entry.getSize(); BufferedOutputStream out = null; File outputFile = new File(installDir, fileName); + boolean exists = false; try { + exists = outputFile.exists(); out = new BufferedOutputStream(new FileOutputStream(outputFile)); } catch (Exception e) { - displayError("Error opening file " + fileName + " for writing"); - return false; + if (exists) { + // It's possible the files were updated on the web server + // but we still have them loaded in this process; skip this + // update + return true; + } else { + displayError("Error opening file " + fileName + " for writing"); + return false; + } } int len; try { @@ -635,6 +785,7 @@ public class JOGLAppletLauncher extends Applet { } out.flush(); out.close(); + is.close(); return true; } catch (Exception e2) { e2.printStackTrace(); @@ -705,6 +856,39 @@ public class JOGLAppletLauncher extends Applet { // Load AWT-specific native code loadLibrary(nativeLibDir, "jogl_awt"); + if (haveJOAL) { + // Turn off the System.loadLibrary call of the joal_native + // library. It will still need to load the OpenAL library + // internally via another mechanism. + try { + Class c = Class.forName("net.java.games.joal.impl.NativeLibLoader"); + c.getMethod("disableLoading", new Class[] {}).invoke(null, new Object[] {}); + } catch (Exception e) { + e.printStackTrace(); + } + + // Append the installed native library directory to + // java.library.path. This is the most convenient way to + // make this directory available to the NativeLibrary code, + // which needs it for loading OpenAL if present. + String javaLibPath = System.getProperty("java.library.path"); + String absPath = nativeLibDir.getAbsolutePath(); + boolean shouldSet = false; + if (javaLibPath == null) { + javaLibPath = absPath; + shouldSet = true; + } else if (javaLibPath.indexOf(absPath) < 0) { + javaLibPath = javaLibPath + File.pathSeparator + absPath; + shouldSet = true; + } + if (shouldSet) { + System.setProperty("java.library.path", javaLibPath); + } + + // Load core JOAL native library + loadLibrary(nativeLibDir, "joal_native"); + } + displayMessage("Starting applet " + subAppletDisplayName); // start the subapplet @@ -747,6 +931,7 @@ public class JOGLAppletLauncher extends Applet { subApplet.init(); remove(loaderPanel); validate(); + checkNoDDrawAndUpdateDeploymentProperties(); subApplet.start(); joglStarted = true; } catch (Exception ex){ |