- * Caches whether any classes, methods, and fields that are not part of the JDK and need to
- * be dynamically loaded at runtime loaded successfully.
- * <p>
- * Note that if this is <code>false</code>, <code>openURL()</code> will always return an
- * IOException.
- */\r
- private static boolean loadedWithoutErrors;\r
-\r
- /** The com.apple.mrj.MRJFileUtils class */\r
- private static Class mrjFileUtilsClass;\r
-\r
- /** The com.apple.mrj.MRJOSType class */\r
- private static Class mrjOSTypeClass;\r
-\r
- /** The com.apple.MacOS.AEDesc class */\r
- private static Class aeDescClass;\r
-\r
- /** The <init>(int) method of com.apple.MacOS.AETarget */\r
- private static Constructor aeTargetConstructor;\r
-\r
- /** The <init>(int, int, int) method of com.apple.MacOS.AppleEvent */\r
- private static Constructor appleEventConstructor;\r
-\r
- /** The <init>(String) method of com.apple.MacOS.AEDesc */\r
- private static Constructor aeDescConstructor;\r
-\r
- /** The findFolder method of com.apple.mrj.MRJFileUtils */\r
- private static Method findFolder;\r
-\r
- /** The getFileCreator method of com.apple.mrj.MRJFileUtils */\r
- private static Method getFileCreator;\r
-\r
- /** The getFileType method of com.apple.mrj.MRJFileUtils */\r
- private static Method getFileType;\r
-\r
- /** The openURL method of com.apple.mrj.MRJFileUtils */\r
- private static Method openURL;\r
-\r
- /** The makeOSType method of com.apple.MacOS.OSUtils */\r
- private static Method makeOSType;\r
-\r
- /** The putParameter method of com.apple.MacOS.AppleEvent */\r
- private static Method putParameter;\r
-\r
- /** The sendNoReply method of com.apple.MacOS.AppleEvent */\r
- private static Method sendNoReply;\r
-\r
- /** Actually an MRJOSType pointing to the System Folder on a Macintosh */\r
- private static Object kSystemFolderType;\r
-\r
- /** The keyDirectObject AppleEvent parameter type */\r
- private static Integer keyDirectObject;\r
-\r
- /** The kAutoGenerateReturnID AppleEvent code */\r
- private static Integer kAutoGenerateReturnID;\r
-\r
- /** The kAnyTransactionID AppleEvent code */\r
- private static Integer kAnyTransactionID;\r
-\r
- /** The linkage object required for JDirect 3 on Mac OS X. */\r
- private static Object linkage;\r
-\r
- /** The framework to reference on Mac OS X */\r
- private static final String JDirect_MacOSX = "/System/Library/Frameworks/Carbon.framework/Frameworks/HIToolbox.framework/HIToolbox";\r
-\r
- /** JVM constant for MRJ 2.0 */\r
- private static final int MRJ_2_0 = 0;\r
-\r
- /** JVM constant for MRJ 2.1 or later */\r
- private static final int MRJ_2_1 = 1;\r
-\r
- /** JVM constant for Java on Mac OS X 10.0 (MRJ 3.0) */\r
- private static final int MRJ_3_0 = 3;\r
-\r
- /** JVM constant for MRJ 3.1 */\r
- private static final int MRJ_3_1 = 4;\r
-\r
- /** JVM constant for any Windows NT JVM */\r
- private static final int WINDOWS_NT = 5;\r
-\r
- /** JVM constant for any Windows 9x JVM */\r
- private static final int WINDOWS_9x = 6;\r
-\r
- /** JVM constant for any other platform */\r
- private static final int OTHER = -1;\r
-\r
- /**
- * The file type of the Finder on a Macintosh. Hardcoding "Finder" would keep non-U.S. English
- * systems from working properly.
- */\r
- private static final String FINDER_TYPE = "FNDR";\r
-\r
- /**
- * The creator code of the Finder on a Macintosh, which is needed to send AppleEvents to the
- * application.
- */\r
- private static final String FINDER_CREATOR = "MACS";\r
-\r
- /** The name for the AppleEvent type corresponding to a GetURL event. */\r
- private static final String GURL_EVENT = "GURL";\r
-\r
- /**
- * The first parameter that needs to be passed into Runtime.exec() to open the default web
- * browser on Windows.
- */\r
- private static final String FIRST_WINDOWS_PARAMETER = "/c";\r
-\r
- /** The second parameter for Runtime.exec() on Windows. */\r
- private static final String SECOND_WINDOWS_PARAMETER = "start";\r
-\r
- /**
- * The third parameter for Runtime.exec() on Windows. This is a "title"
- * parameter that the command line expects. Setting this parameter allows
- * URLs containing spaces to work.
- */\r
- private static final String THIRD_WINDOWS_PARAMETER = "\"\"";\r
-\r
- /**
- * The shell parameters for Netscape that opens a given URL in an already-open copy of Netscape
- * on many command-line systems.
- */\r
- private static final String NETSCAPE_REMOTE_PARAMETER = "-remote";\r
- private static final String NETSCAPE_OPEN_PARAMETER_START = "openURL(";\r
- private static final String NETSCAPE_OPEN_NEW_WINDOW = ", new-window";\r
- private static final String NETSCAPE_OPEN_PARAMETER_END = ")";\r
-\r
- /**
- * The message from any exception thrown throughout the initialization process.
- */\r
- private static String errorMessage;\r
-\r
- /**
- * An initialization block that determines the operating system and loads the necessary
- * runtime data.
- */\r
- static {\r
- loadedWithoutErrors = true;\r
-\r
- String osName = System.getProperty("os.name");\r
-\r
- if (osName.startsWith("Mac OS")) {\r
- String mrjVersion = System.getProperty("mrj.version");\r
- String majorMRJVersion = mrjVersion.substring(0, 3);\r
-\r
- try {\r
- double version = Double.valueOf(majorMRJVersion).doubleValue();\r
-\r
- if (version == 2) {\r
- jvm = MRJ_2_0;\r
- } else if ((version >= 2.1) && (version < 3)) {\r
- // Assume that all 2.x versions of MRJ work the same. MRJ 2.1 actually\r
- // works via Runtime.exec() and 2.2 supports that but has an openURL() method\r
- // as well that we currently ignore.\r
- jvm = MRJ_2_1;\r
- } else if (version == 3.0) {\r
- jvm = MRJ_3_0;\r
- } else if (version >= 3.1) {\r
- // Assume that all 3.1 and later versions of MRJ work the same.\r
- jvm = MRJ_3_1;\r
- } else {\r
- loadedWithoutErrors = false;\r
- errorMessage = "Unsupported MRJ version: " + version;\r
- }\r
- } catch (NumberFormatException nfe) {\r
- loadedWithoutErrors = false;\r
- errorMessage = "Invalid MRJ version: " + mrjVersion;\r
- }\r
- } else if (osName.startsWith("Windows")) {\r
- if (osName.indexOf("9") != -1) {\r
- jvm = WINDOWS_9x;\r
- } else {\r
- jvm = WINDOWS_NT;\r
- }\r
- } else {\r
- jvm = OTHER;\r
- }\r
-\r
- if (loadedWithoutErrors) { // if we haven't hit any errors yet\r
- loadedWithoutErrors = loadClasses();\r
- }\r
- }\r
-\r
- /**
- * This class should be never be instantiated; this just ensures so.
- */\r
- private BrowserLauncher() {\r
- }\r
-\r
- /**
- * Called by a static initializer to load any classes, fields, and methods required at runtime
- * to locate the user's web browser.
- * @return <code>true</code> if all intialization succeeded
- * <code>false</code> if any portion of the initialization failed
- */\r
- private static boolean loadClasses() {\r
- switch (jvm) {\r
- case MRJ_2_0:\r
-\r
- try {\r
- Class aeTargetClass = Class.forName("com.apple.MacOS.AETarget");\r
- Class osUtilsClass = Class.forName("com.apple.MacOS.OSUtils");\r
- Class appleEventClass = Class.forName(\r
- "com.apple.MacOS.AppleEvent");\r
- Class aeClass = Class.forName("com.apple.MacOS.ae");\r
- aeDescClass = Class.forName("com.apple.MacOS.AEDesc");\r
-\r
- aeTargetConstructor = aeTargetClass.getDeclaredConstructor(new Class[] {\r
- int.class\r
- });\r
- appleEventConstructor = appleEventClass.getDeclaredConstructor(new Class[] {\r
- int.class, int.class, aeTargetClass, int.class,\r
- int.class\r
- });\r
- aeDescConstructor = aeDescClass.getDeclaredConstructor(new Class[] {\r
- String.class\r
- });\r
-\r
- makeOSType = osUtilsClass.getDeclaredMethod("makeOSType",\r
- new Class[] { String.class });\r
- putParameter = appleEventClass.getDeclaredMethod("putParameter",\r
- new Class[] { int.class, aeDescClass });\r
- sendNoReply = appleEventClass.getDeclaredMethod("sendNoReply",\r
- new Class[] { });\r
-\r
- Field keyDirectObjectField = aeClass.getDeclaredField(\r
- "keyDirectObject");\r
- keyDirectObject = (Integer) keyDirectObjectField.get(null);\r
-\r
- Field autoGenerateReturnIDField = appleEventClass.getDeclaredField(\r
- "kAutoGenerateReturnID");\r
- kAutoGenerateReturnID = (Integer) autoGenerateReturnIDField.get(null);\r
-\r
- Field anyTransactionIDField = appleEventClass.getDeclaredField(\r
- "kAnyTransactionID");\r
- kAnyTransactionID = (Integer) anyTransactionIDField.get(null);\r
- } catch (ClassNotFoundException cnfe) {\r
- errorMessage = cnfe.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchMethodException nsme) {\r
- errorMessage = nsme.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchFieldException nsfe) {\r
- errorMessage = nsfe.getMessage();\r
-\r
- return false;\r
- } catch (IllegalAccessException iae) {\r
- errorMessage = iae.getMessage();\r
-\r
- return false;\r
- }\r
-\r
- break;\r
-\r
- case MRJ_2_1:\r
-\r
- try {\r
- mrjFileUtilsClass = Class.forName("com.apple.mrj.MRJFileUtils");\r
- mrjOSTypeClass = Class.forName("com.apple.mrj.MRJOSType");\r
-\r
- Field systemFolderField = mrjFileUtilsClass.getDeclaredField(\r
- "kSystemFolderType");\r
- kSystemFolderType = systemFolderField.get(null);\r
- findFolder = mrjFileUtilsClass.getDeclaredMethod("findFolder",\r
- new Class[] { mrjOSTypeClass });\r
- getFileCreator = mrjFileUtilsClass.getDeclaredMethod("getFileCreator",\r
- new Class[] { File.class });\r
- getFileType = mrjFileUtilsClass.getDeclaredMethod("getFileType",\r
- new Class[] { File.class });\r
- } catch (ClassNotFoundException cnfe) {\r
- errorMessage = cnfe.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchFieldException nsfe) {\r
- errorMessage = nsfe.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchMethodException nsme) {\r
- errorMessage = nsme.getMessage();\r
-\r
- return false;\r
- } catch (SecurityException se) {\r
- errorMessage = se.getMessage();\r
-\r
- return false;\r
- } catch (IllegalAccessException iae) {\r
- errorMessage = iae.getMessage();\r
-\r
- return false;\r
- }\r
-\r
- break;\r
-\r
- case MRJ_3_0:\r
-\r
- try {\r
- Class linker = Class.forName("com.apple.mrj.jdirect.Linker");\r
- Constructor constructor = linker.getConstructor(new Class[] {\r
- Class.class\r
- });\r
- linkage = constructor.newInstance(new Object[] {\r
- BrowserLauncher.class\r
- });\r
- } catch (ClassNotFoundException cnfe) {\r
- errorMessage = cnfe.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchMethodException nsme) {\r
- errorMessage = nsme.getMessage();\r
-\r
- return false;\r
- } catch (InvocationTargetException ite) {\r
- errorMessage = ite.getMessage();\r
-\r
- return false;\r
- } catch (InstantiationException ie) {\r
- errorMessage = ie.getMessage();\r
-\r
- return false;\r
- } catch (IllegalAccessException iae) {\r
- errorMessage = iae.getMessage();\r
-\r
- return false;\r
- }\r
-\r
- break;\r
-\r
- case MRJ_3_1:\r
-\r
- try {\r
- mrjFileUtilsClass = Class.forName("com.apple.mrj.MRJFileUtils");\r
- openURL = mrjFileUtilsClass.getDeclaredMethod("openURL",\r
- new Class[] { String.class });\r
- } catch (ClassNotFoundException cnfe) {\r
- errorMessage = cnfe.getMessage();\r
-\r
- return false;\r
- } catch (NoSuchMethodException nsme) {\r
- errorMessage = nsme.getMessage();\r
-\r
- return false;\r
- }\r
-\r
- break;\r
-\r
- default:\r
- break;\r
- }\r
-\r
- return true;\r
- }\r
-\r
- /**
- * Attempts to locate the default web browser on the local system. Caches results so it
- * only locates the browser once for each use of this class per JVM instance.
- * @return The browser for the system. Note that this may not be what you would consider
- * to be a standard web browser; instead, it's the application that gets called to
- * open the default web browser. In some cases, this will be a non-String object
- * that provides the means of calling the default browser.
- */\r
- private static Object locateBrowser() {\r
- if (browser != null) {\r
- return browser;\r
- }\r
-\r
- switch (jvm) {\r
- case MRJ_2_0:\r
-\r
- try {\r
- Integer finderCreatorCode = (Integer) makeOSType.invoke(null,\r
- new Object[] { FINDER_CREATOR });\r
- Object aeTarget = aeTargetConstructor.newInstance(new Object[] {\r
- finderCreatorCode\r
- });\r
- Integer gurlType = (Integer) makeOSType.invoke(null,\r
- new Object[] { GURL_EVENT });\r
- Object appleEvent = appleEventConstructor.newInstance(new Object[] {\r
- gurlType, gurlType, aeTarget, kAutoGenerateReturnID,\r
- kAnyTransactionID\r
- });\r
-\r
- // Don't set browser = appleEvent because then the next time we call\r
- // locateBrowser(), we'll get the same AppleEvent, to which we'll already have\r
- // added the relevant parameter. Instead, regenerate the AppleEvent every time.\r
- // There's probably a way to do this better; if any has any ideas, please let\r
- // me know.\r
- return appleEvent;\r
- } catch (IllegalAccessException iae) {\r
- browser = null;\r
- errorMessage = iae.getMessage();\r
-\r
- return browser;\r
- } catch (InstantiationException ie) {\r
- browser = null;\r
- errorMessage = ie.getMessage();\r
-\r
- return browser;\r
- } catch (InvocationTargetException ite) {\r
- browser = null;\r
- errorMessage = ite.getMessage();\r
-\r
- return browser;\r
- }\r
-\r
- case MRJ_2_1:\r
-\r
- File systemFolder;\r
-\r
- try {\r
- systemFolder = (File) findFolder.invoke(null,\r
- new Object[] { kSystemFolderType });\r
- } catch (IllegalArgumentException iare) {\r
- browser = null;\r
- errorMessage = iare.getMessage();\r
-\r
- return browser;\r
- } catch (IllegalAccessException iae) {\r
- browser = null;\r
- errorMessage = iae.getMessage();\r
-\r
- return browser;\r
- } catch (InvocationTargetException ite) {\r
- browser = null;\r
- errorMessage = ite.getTargetException().getClass() + ": " +\r
- ite.getTargetException().getMessage();\r
-\r
- return browser;\r
- }\r
-\r
- String[] systemFolderFiles = systemFolder.list();\r
-\r
- // Avoid a FilenameFilter because that can't be stopped mid-list\r
- for (int i = 0; i < systemFolderFiles.length; i++) {\r
- try {\r
- File file = new File(systemFolder, systemFolderFiles[i]);\r
-\r
- if (!file.isFile()) {\r
- continue;\r
- }\r
-\r
- // We're looking for a file with a creator code of 'MACS' and\r
- // a type of 'FNDR'. Only requiring the type results in non-Finder\r
- // applications being picked up on certain Mac OS 9 systems,\r
- // especially German ones, and sending a GURL event to those\r
- // applications results in a logout under Multiple Users.\r
- Object fileType = getFileType.invoke(null,\r
- new Object[] { file });\r
-\r
- if (FINDER_TYPE.equals(fileType.toString())) {\r
- Object fileCreator = getFileCreator.invoke(null,\r
- new Object[] { file });\r
-\r
- if (FINDER_CREATOR.equals(fileCreator.toString())) {\r
- browser = file.toString(); // Actually the Finder, but that's OK\r
-\r
- return browser;\r
- }\r
- }\r
- } catch (IllegalArgumentException iare) {\r
- browser = browser;\r
- errorMessage = iare.getMessage();\r
-\r
- return null;\r
- } catch (IllegalAccessException iae) {\r
- browser = null;\r
- errorMessage = iae.getMessage();\r
-\r
- return browser;\r
- } catch (InvocationTargetException ite) {\r
- browser = null;\r
- errorMessage = ite.getTargetException().getClass() + ": " +\r
- ite.getTargetException().getMessage();\r
-\r
- return browser;\r
- }\r
- }\r
-\r
- browser = null;\r
-\r
- break;\r
-\r
- case MRJ_3_0:\r
- case MRJ_3_1:\r
- browser = ""; // Return something non-null\r
-\r
- break;\r
-\r
- case WINDOWS_NT:\r
- browser = "cmd.exe";\r
-\r
- break;\r
-\r
- case WINDOWS_9x:\r
- browser = "command.com";\r
-\r
- break;\r
-\r
- case OTHER:default:\r
- browser = jalview.bin.Cache.applicationProperties.getProperty(\r
- "jalview.browser");\r
-\r
- if (browser == null) {\r
- // hope firefox exists :-/\r
- browser = "firefox";\r
- }\r
-\r
- break;\r
- }\r
-\r
- return browser;\r
- }\r
-\r
+ * Java only
+ *
+ * @j2sIgnore
+ *
+ */
+ {
+ switch (jvm)
+ {
+ case MRJ_2_0:
+
+ try
+ {
+ Class aeTargetClass = Class.forName("com.apple.MacOS.AETarget");
+ Class osUtilsClass = Class.forName("com.apple.MacOS.OSUtils");
+ Class appleEventClass = Class.forName("com.apple.MacOS.AppleEvent");
+ Class aeClass = Class.forName("com.apple.MacOS.ae");
+ aeDescClass = Class.forName("com.apple.MacOS.AEDesc");
+
+ aeTargetConstructor = aeTargetClass
+ .getDeclaredConstructor(new Class[]
+ { int.class });
+ appleEventConstructor = appleEventClass
+ .getDeclaredConstructor(new Class[]
+ { int.class, int.class, aeTargetClass, int.class,
+ int.class });
+ aeDescConstructor = aeDescClass
+ .getDeclaredConstructor(new Class[]
+ { String.class });
+
+ makeOSType = osUtilsClass.getDeclaredMethod("makeOSType",
+ new Class[]
+ { String.class });
+ putParameter = appleEventClass.getDeclaredMethod("putParameter",
+ new Class[]
+ { int.class, aeDescClass });
+ sendNoReply = appleEventClass.getDeclaredMethod("sendNoReply",
+ new Class[] {});
+
+ Field keyDirectObjectField = aeClass
+ .getDeclaredField("keyDirectObject");
+ keyDirectObject = (Integer) keyDirectObjectField.get(null);
+
+ Field autoGenerateReturnIDField = appleEventClass
+ .getDeclaredField("kAutoGenerateReturnID");
+ kAutoGenerateReturnID = (Integer) autoGenerateReturnIDField
+ .get(null);
+
+ Field anyTransactionIDField = appleEventClass
+ .getDeclaredField("kAnyTransactionID");
+ kAnyTransactionID = (Integer) anyTransactionIDField.get(null);
+ } catch (ClassNotFoundException cnfe)
+ {
+ errorMessage = cnfe.getMessage();
+
+ return false;
+ } catch (NoSuchMethodException nsme)
+ {
+ errorMessage = nsme.getMessage();
+
+ return false;
+ } catch (NoSuchFieldException nsfe)
+ {
+ errorMessage = nsfe.getMessage();
+
+ return false;
+ } catch (IllegalAccessException iae)
+ {
+ errorMessage = iae.getMessage();
+
+ return false;
+ }
+
+ break;
+
+ case MRJ_2_1:
+
+ try
+ {
+ mrjFileUtilsClass = Class.forName("com.apple.mrj.MRJFileUtils");
+ mrjOSTypeClass = Class.forName("com.apple.mrj.MRJOSType");
+
+ Field systemFolderField = mrjFileUtilsClass
+ .getDeclaredField("kSystemFolderType");
+ kSystemFolderType = systemFolderField.get(null);
+ findFolder = mrjFileUtilsClass.getDeclaredMethod("findFolder",
+ new Class[]
+ { mrjOSTypeClass });
+ getFileCreator = mrjFileUtilsClass
+ .getDeclaredMethod("getFileCreator", new Class[]
+ { File.class });
+ getFileType = mrjFileUtilsClass.getDeclaredMethod("getFileType",
+ new Class[]
+ { File.class });
+ } catch (ClassNotFoundException cnfe)
+ {
+ errorMessage = cnfe.getMessage();
+
+ return false;
+ } catch (NoSuchFieldException nsfe)
+ {
+ errorMessage = nsfe.getMessage();
+
+ return false;
+ } catch (NoSuchMethodException nsme)
+ {
+ errorMessage = nsme.getMessage();
+
+ return false;
+ } catch (SecurityException se)
+ {
+ errorMessage = se.getMessage();
+
+ return false;
+ } catch (IllegalAccessException iae)
+ {
+ errorMessage = iae.getMessage();
+
+ return false;
+ }
+
+ break;
+
+ case MRJ_3_0:
+
+ try
+ {
+ Class linker = Class.forName("com.apple.mrj.jdirect.Linker");
+ Constructor constructor = linker
+ .getConstructor(new Class[]
+ { Class.class });
+ linkage = constructor
+ .newInstance(new Object[]
+ { BrowserLauncher.class });
+ } catch (ClassNotFoundException cnfe)
+ {
+ errorMessage = cnfe.getMessage();
+
+ return false;
+ } catch (NoSuchMethodException nsme)
+ {
+ errorMessage = nsme.getMessage();
+
+ return false;
+ } catch (InvocationTargetException ite)
+ {
+ errorMessage = ite.getMessage();
+
+ return false;
+ } catch (InstantiationException ie)
+ {
+ errorMessage = ie.getMessage();
+
+ return false;
+ } catch (IllegalAccessException iae)
+ {
+ errorMessage = iae.getMessage();
+
+ return false;
+ }
+
+ break;
+
+ case MRJ_3_1:
+
+ try
+ {
+ mrjFileUtilsClass = Class.forName("com.apple.mrj.MRJFileUtils");
+ openURL = mrjFileUtilsClass.getDeclaredMethod("openURL",
+ new Class[]
+ { String.class });
+ } catch (ClassNotFoundException cnfe)
+ {
+ errorMessage = cnfe.getMessage();
+
+ return false;
+ } catch (NoSuchMethodException nsme)
+ {
+ errorMessage = nsme.getMessage();
+
+ return false;
+ }
+
+ break;
+
+ default:
+ break;
+ }
+
+ }
+ return true;
+ }
+
+ /**
+ * Attempts to locate the default web browser on the local system. s results
+ * so it only locates the browser once for each use of this class per JVM
+ * instance.
+ *
+ * @return The browser for the system. Note that this may not be what you
+ * would consider to be a standard web browser; instead, it's the
+ * application that gets called to open the default web browser. In
+ * some cases, this will be a non-String object that provides the
+ * means of calling the default browser.
+ */
+ private static Object locateBrowser()
+ {
+ if (!Platform.isJS())