Examples of javax.faces.context.ResponseStream

javax.faces.context.ResponseStream
sun.com/j2ee/javaserverfaces/1.1_01/docs/api/index.html">JSF Specification @author Manfred Geiler (latest modification by $Author: matzew $) @version $Revision: 358099 $ $Date: 2005-12-20 13:40:00 -0700 (Tue, 20 Dec 2005) $

            FactoryFinder.getFactory(FactoryFinder.RENDER_KIT_FACTORY);
        renderKit = renderKitFactory.getRenderKit(getFacesContext(),
                                                  RenderKitFactory.HTML_BASIC_RENDER_KIT);


        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ResponseStream stream = renderKit.createResponseStream(out);
        stream.write('a');
        stream.write((byte) 'b');
        stream.write(new byte[]{(byte) 'c', (byte) 'd', (byte) 'e'}, 1, 2);
        stream.flush();
        String result = out.toString();
        assertTrue(result.equals("abde"));
        try {
            stream.close();
        } catch (IOException ioe) {
            ; // ignore
        }
    }

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        UIViewRoot root = getFacesContext().getViewRoot();
        result = null != root;
        System.out.println("Testing getViewRoot: " + result);
        assertTrue(result);


        ResponseStream responseStream = new ResponseStream() {
            public void write(int b) {
            }
        };
        getFacesContext().setResponseStream(responseStream);
        result = responseStream == getFacesContext().getResponseStream();

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    }




    public ResponseStream createResponseStream(OutputStream out) {
        final OutputStream output = out;
        return new ResponseStream() {
            public void write(int b) throws IOException {
                output.write(b);
            }

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    public ResponseStream createResponseStream(OutputStream outputStream)
    {
        final OutputStream output = outputStream;


        return new ResponseStream()
        {
            public void write(int b) throws IOException
            {
                output.write(b);
            }

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    {


        // getting CAPTCHA attributes.
        HttpServletResponse response = (HttpServletResponse) facesContext
                .getExternalContext().getResponse();
        ResponseStream out = facesContext.getResponseStream();
        Map requestMap = facesContext.getExternalContext()
                .getRequestParameterMap();
        String captchaSessionKeyName = requestMap.get(
                CAPTCHAComponent.ATTRIBUTE_CAPTCHA_SESSION_KEY_NAME).toString();


        // construct the CAPTCHA image generator object.
        CAPTCHAImageGenerator captchaImageGenerator = new CAPTCHAImageGenerator();


        try
        {
            String captchaText;
            Color endingColor = ColorGenerator.generateRandomColor(null);
            Color startingColor = ColorGenerator
                    .generateRandomColor(endingColor);


            // Generate random CAPTCHA text.
            captchaText = CAPTCHATextGenerator.generateRandomText();


            // Set the generated text in the user session.
            facesContext.getExternalContext().getSessionMap().put(
                    captchaSessionKeyName, captchaText);


            // Generate the image, the BG color is randomized from starting to ending colors.
            captchaImageGenerator.generateImage(response, captchaText,
                    startingColor, endingColor);
        }
        finally
        {
            out.close();
            facesContext.responseComplete();
        }
    }

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    }


    public ResponseStream createResponseStream(OutputStream outputStream) {
        final OutputStream output = outputStream;


        return new ResponseStream() {
            public void write(int b) throws IOException {
                output.write(b);
            }

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  }


  @Override
  public ResponseStream createResponseStream(final OutputStream output)
  {
    return new ResponseStream()
    {
      @Override
      public void write(int b) throws IOException
      {
        output.write(b);

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    {


        // getting CAPTCHA attributes.
        HttpServletResponse response = (HttpServletResponse) facesContext
                .getExternalContext().getResponse();
        ResponseStream out = facesContext.getResponseStream();
        Map requestMap = facesContext.getExternalContext()
                .getRequestParameterMap();
        String captchaSessionKeyName = requestMap.get(
                CAPTCHAComponent.ATTRIBUTE_CAPTCHA_SESSION_KEY_NAME).toString();


        // construct the CAPTCHA image generator object.
        CAPTCHAImageGenerator captchaImageGenerator = new CAPTCHAImageGenerator();


        try
        {
            String captchaText;
            Color endingColor = ColorGenerator.generateRandomColor(null);
            Color startingColor = ColorGenerator
                    .generateRandomColor(endingColor);


            // Generate random CAPTCHA text.
            captchaText = CAPTCHATextGenerator.generateRandomText();


            // Generate the image, the BG color is randomized from starting to ending colors.
            captchaImageGenerator.generateImage(response, captchaText,
                    startingColor, endingColor);


            // Set the generated text in the user session.
            facesContext.getExternalContext().getSessionMap().put(
                    captchaSessionKeyName, captchaText);
        }
        finally
        {
            out.close();
            facesContext.responseComplete();
        }
    }

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    }




    public ResponseStream createResponseStream(OutputStream out) {
        final OutputStream output = out;
        return new ResponseStream() {
            public void write(int b) throws IOException {
                output.write(b);
            }

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  }


  @Override
  public ResponseStream createResponseStream(final OutputStream output)
  {
    return new ResponseStream()
    {
      @Override
      public void write(int b) throws IOException
      {
        output.write(b);

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org.apache.myfaces.custom.captcha.CAPTCHARenderer

org.apache.myfaces.renderkit.html.HtmlRenderKitImpl

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