Examples of GuacamoleWriter

org.glyptodon.guacamole.io.GuacamoleWriter
Provides abstract and raw character write access to a stream of Guacamole instructions. @author Michael Jumper

Examples of org.glyptodon.guacamole.io.GuacamoleWriter

        // Return new WebSocket which communicates through tunnel
        return new WebSocket.OnTextMessage() {


            @Override
            public void onMessage(String string) {
                GuacamoleWriter writer = tunnel.acquireWriter();


                // Write message received
                try {
                    writer.write(string.toCharArray());
                }
                catch (GuacamoleConnectionClosedException e) {
                    logger.debug("Connection to guacd closed.", e);
                }
                catch (GuacamoleException e) {

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter


        // Send data
        try {


            // Get writer from tunnel
            GuacamoleWriter writer = tunnel.acquireWriter();


            // Get input reader for HTTP stream
            Reader input = new InputStreamReader(
                    request.getInputStream(), "UTF-8");


            // Transfer data from input stream to tunnel output, ensuring
            // input is always closed
            try {


                // Buffer
                int length;
                char[] buffer = new char[8192];


                // Transfer data using buffer
                while (tunnel.isOpen() &&
                        (length = input.read(buffer, 0, buffer.length)) != -1)
                    writer.write(buffer, 0, length);


            }


            // Close input stream in all cases
            finally {

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter

    }


    @Override
    public void onWebSocketText(String message) {


        GuacamoleWriter writer = tunnel.acquireWriter();


        try {
            // Write received message
            writer.write(message.toCharArray());
        }
        catch (GuacamoleConnectionClosedException e) {
            logger.debug("Connection to guacd closed.", e);
        }
        catch (GuacamoleException e) {

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter

        this.socket = socket;
        this.config = config;


        // Get reader and writer
        GuacamoleReader reader = socket.getReader();
        GuacamoleWriter writer = socket.getWriter();


        // Get protocol / connection ID
        String select_arg = config.getConnectionID();
        if (select_arg == null)
            select_arg = config.getProtocol();


        // Send requested protocol or connection ID
        writer.writeInstruction(new GuacamoleInstruction("select", select_arg));


        // Wait for server args
        GuacamoleInstruction args = expect(reader, "args");


        // Build args list off provided names and config
        List<String> arg_names = args.getArgs();
        String[] arg_values = new String[arg_names.size()];
        for (int i=0; i<arg_names.size(); i++) {


            // Retrieve argument name
            String arg_name = arg_names.get(i);


            // Get defined value for name
            String value = config.getParameter(arg_name);


            // If value defined, set that value
            if (value != null) arg_values[i] = value;


            // Otherwise, leave value blank
            else arg_values[i] = "";


        }


        // Send size
        writer.writeInstruction(
            new GuacamoleInstruction(
                "size",
                Integer.toString(info.getOptimalScreenWidth()),
                Integer.toString(info.getOptimalScreenHeight()),
                Integer.toString(info.getOptimalResolution())
            )
        );


        // Send supported audio formats
        writer.writeInstruction(
                new GuacamoleInstruction(
                    "audio",
                    info.getAudioMimetypes().toArray(new String[0])
                ));


        // Send supported video formats
        writer.writeInstruction(
                new GuacamoleInstruction(
                    "video",
                    info.getVideoMimetypes().toArray(new String[0])
                ));


        // Send args
        writer.writeInstruction(new GuacamoleInstruction("connect", arg_values));


        // Wait for ready, store ID
        GuacamoleInstruction ready = expect(reader, "ready");


        List<String> ready_args = ready.getArgs();

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter

    }


    @OnMessage
    public void onMessage(String message) {


        GuacamoleWriter writer = tunnel.acquireWriter();


        try {
            // Write received message
            writer.write(message.toCharArray());
        }
        catch (GuacamoleConnectionClosedException e) {
            logger.debug("Connection to guacd closed.", e);
        }
        catch (GuacamoleException e) {

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter

    
    @Test
    public void testFilter() throws Exception {


        StringWriter stringWriter = new StringWriter();
        GuacamoleWriter writer = new FilteredGuacamoleWriter(new WriterGuacamoleWriter(stringWriter),
                                                             new TestFilter());


        // Write a few chunks of complete instructions
        writer.write("3.yes,1.A;2.no,1.B;3.yes,1.C;3.yes,1.D;4.nope,1.E;".toCharArray());
        writer.write("1.n,3.abc;3.yes,5.hello;2.no,4.test;3.yes,5.world;".toCharArray());


        // Validate filtered results
        assertEquals("3.yes,1.A;3.yes,1.C;3.yes,1.D;3.yes,5.hello;3.yes,5.world;", stringWriter.toString());


    }

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Examples of org.glyptodon.guacamole.io.GuacamoleWriter

        return new StreamInbound() {


            @Override
            protected void onTextData(Reader reader) throws IOException {


                GuacamoleWriter writer = tunnel.acquireWriter();


                // Write all available data
                try {


                    char[] buffer = new char[BUFFER_SIZE];


                    int num_read;
                    while ((num_read = reader.read(buffer)) > 0)
                        writer.write(buffer, 0, num_read);


                }
                catch (GuacamoleConnectionClosedException e) {
                    logger.debug("Connection to guacd closed.", e);
                }

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