Help for Mac Browser Launcher for jvm 5 for Mac OS X 10.5.1

Question

hi im using Mac OS X 10.5.1 and im having a java code BrowserLauncher.java which works properly for earlier verioson of Mac but its not working on this version on jdk1.5. can anyone suggest me how can i get a browser launcher in java for Mac Os X 10.5.1. im using here jdk1.5.
im providing code below which im using right now..    public static void openURL(String url) throws IOException {
        if (!loadedWithoutErrors) {
            throw new IOException("Exception in finding browser: " + errorMessage);
        Object browser = locateBrowser();
        if (browser == null) {
            throw new IOException("Unable to locate browser: " + errorMessage);
        StringBuffer sbUrl = new StringBuffer();
        int urlLength = url.length();
        for (int i = 0; i < urlLength; i++) {
            char urlChar = url.charAt(i);
            if (urlChar == ' ') {
                sbUrl.append("%20");
            } else {
                sbUrl.append(urlChar);
        url = sbUrl.toString();
        switch (jvm) {
            case MRJ_2_0:
                Object aeDesc = null;
                try {
                    aeDesc = aeDescConstructor.newInstance(new Object[]{url});
                    putParameter.invoke(browser, new Object[]{keyDirectObject, aeDesc});
                    sendNoReply.invoke(browser, new Object[]{});
                } catch (InvocationTargetException ite) {
                    throw new IOException("InvocationTargetException while creating AEDesc: " + ite.getMessage());
                } catch (IllegalAccessException iae) {
                    throw new IOException("IllegalAccessException while building AppleEvent: " + iae.getMessage());
                } catch (InstantiationException ie) {
                    throw new IOException("InstantiationException while creating AEDesc: " + ie.getMessage());
                } finally {
                    aeDesc = null;
                    // Encourage it to get disposed if it was created
                    browser = null;
                    // Ditto
                break;
            case MRJ_2_1:
                Runtime.getRuntime().exec(new String[]{(String) browser, url});
                break;
            case MRJ_3_0:
                int[] instance = new int[1];
                int result = ICStart(instance, 0);
                if (result == 0) {
                    int[] selectionStart = new int[]{0};
                    byte[] urlBytes = url.getBytes();
                    int[] selectionEnd = new int[]{urlBytes.length};
                    result = ICLaunchURL(instance[0], new byte[]{0}, urlBytes,
                            urlBytes.length, selectionStart,
                            selectionEnd);
                    if (result == 0) {
                        // Ignore the return value; the URL was launched successfully
                        // regardless of what happens here.
                        ICStop(instance);
                    } else {
                        throw new IOException("Unable to launch URL: " + result);
                } else {
                    throw new IOException("Unable to create an Internet Config instance: " + result);
                break;
            case MRJ_3_1:
            case MRJ_4_1:
                try {
                    openURL.invoke(null, new Object[]{url});
                } catch (InvocationTargetException ite) {
                    throw new IOException("InvocationTargetException while calling openURL: " + ite.getMessage());
                } catch (IllegalAccessException iae) {
                    throw new IOException("IllegalAccessException while calling openURL: " + iae.getMessage());
                break;
            case WINDOWS_NT:
                // Add quotes around the URL to allow ampersands and other special
                // characters to work.
                Process processNT = Runtime.getRuntime().exec(new String[]{(String) browser,
                        FIRST_WINDOWS_PARAMETER,
                        SECOND_WINDOWS_PARAMETER,
                        THIRD_WINDOWS_PARAMETER,
                        url});
                try {
                    // This avoids a memory leak on some versions of Java on Windows.
                    // That's hinted at in <http://developer.java.sun.com/developer/qow/archive/68/>.
                    processNT.waitFor();
                    processNT.exitValue();
                } catch (InterruptedException ie) {
                    throw new IOException("InterruptedException while launching browser: " + ie.getMessage());
                break;
            case WINDOWS_9x:
                Process process = Runtime.getRuntime().exec(new String[]{(String) browser,
                        FIRST_WINDOWS_PARAMETER,
                        SECOND_WINDOWS_PARAMETER,
                        url});
                try {
                    process.waitFor();
                    process.exitValue();
                } catch (InterruptedException ie) {
                    throw new IOException("InterruptedException while launching browser: " + ie.getMessage());
                break;
            case OTHER:
                // Assume that we're on Unix and that Netscape is installed
                // First, attempt to open the URL in a currently running session of Netscape
                try {
                    process = Runtime.getRuntime().exec(new String[]{(String) browser,
                            NETSCAPE_REMOTE_PARAMETER,
                            NETSCAPE_OPEN_PARAMETER_START +
                                    url +
                                    NETSCAPE_OPEN_PARAMETER_END});
                } catch (IOException exc) {
                    // Netscape does not exist; try Mozilla
                    browser = "mozilla";
                    process = Runtime.getRuntime().exec(browser + " -remote openURL(" + url + ")");
                try {
                    int exitCode = process.waitFor();
                    if (exitCode != 0) {
                        // if Netscape was not open
                        Runtime.getRuntime().exec(new String[]{(String) browser, url});
                } catch (InterruptedException ie) {
                    throw new IOException("InterruptedException while launching browser: " + ie.getMessage());
                break;
            default:
                // This should never occur, but if it does, we'll try the simplest thing possible
                Runtime.getRuntime().exec(new String[]{(String) browser, url});
                break;
    }

Answer 1

keeskist wrote:
It's actually not that hard, take a look at http://developer.apple.com/documentation/Java/Reference/1.5.0/appledoc/api/com/apple/eio/FileManager.html#openURL(java.lang.String)
That's what is in the first reply