Example usage for org.apache.wicket.markup MarkupStream getTag

Introduction

In this page you can find the example usage for org.apache.wicket.markup MarkupStream getTag.

Prototype

public ComponentTag getTag() 

Source Link

Usage

From source file:com.aplombee.RepeaterUtil.java

License:Apache License

/**
 * {@inheritDoc}/*from ww  w .  j  a va2 s .  c o m*/
 */
@Override
public ComponentTag getComponentTag(Component c) {
    IMarkupFragment markup = c.getMarkup();
    MarkupStream stream = new MarkupStream(markup);
    return stream.getTag();
}

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From source file:com.servoy.j2db.server.headlessclient.dataui.SortableCellViewHeaders.java

License:Open Source License

/**
 * Scan the related markup and attach a SortableListViewHeader to each <th> tag found.
 *//*ww  w  .  j av a2s  .c  o m*/
@Override
protected void onRender(final MarkupStream markupStream) {
    // Must be <thead> tag
    ComponentTag tag = markupStream.getTag();
    checkComponentTag(tag, "thead"); //$NON-NLS-1$

    // Continue with default behaviour
    super.onRender(markupStream);
    getStylePropertyChanges().setRendered();
}

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From source file:net.jawr.web.wicket.AbstractJawrImageReference.java

License:Apache License

protected void onRender() {

    MarkupStream markupStream = findMarkupStream();
    try {/*from   w  ww  .  j  av a 2s .  c  o m*/
        final ComponentTag openTag = markupStream.getTag();
        final ComponentTag tag = openTag.mutable();
        final IValueMap attributes = tag.getAttributes();

        String src = (String) attributes.get("src");
        boolean base64 = Boolean.valueOf((String) attributes.get("base64")).booleanValue();

        // src is mandatory
        if (null == src) {
            throw new IllegalStateException("The src attribute is mandatory for this Jawr tag. ");
        }

        // Retrieve the image resource handler
        ServletWebRequest servletWebRequest = (ServletWebRequest) getRequest();
        HttpServletRequest request = servletWebRequest.getContainerRequest();
        BinaryResourcesHandler binaryRsHandler = (BinaryResourcesHandler) WebApplication.get()
                .getServletContext().getAttribute(JawrConstant.BINARY_CONTEXT_ATTRIBUTE);

        if (null == binaryRsHandler)
            throw new IllegalStateException(
                    "You are using a Jawr image tag while the Jawr Image servlet has not been initialized. Initialization of Jawr Image servlet either failed or never occurred.");

        final Response response = getResponse();

        src = ImageTagUtils.getImageUrl(src, base64, binaryRsHandler, request,
                getHttpServletResponseUrlEncoder(response));

        Writer writer = new RedirectWriter(response);

        this.renderer = RendererFactory.getImgRenderer(binaryRsHandler.getConfig(), isPlainImage());
        this.renderer.renderImage(src, attributes, writer);

    } catch (IOException ex) {
        LOGGER.error("onRender() error : ", ex);
    } finally {

        // Reset the Thread local for the Jawr context
        ThreadLocalJawrContext.reset();
    }

    markupStream.skipComponent();
}

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From source file:net.jawr.web.wicket.AbstractJawrReference.java

License:Apache License

@Override
protected void onRender() {

    MarkupStream markupStream = findMarkupStream();
    try {/* w  w w  . ja  v a2s. c o m*/
        final ComponentTag openTag = markupStream.getTag();
        final ComponentTag tag = openTag.mutable();
        final IValueMap attributes = tag.getAttributes();

        // Initialize attributes
        String src = getReferencePath(attributes);

        // src is mandatory
        if (null == src) {
            throw new IllegalStateException("The src attribute is mandatory for this Jawr reference tag. ");
        }

        ServletWebRequest servletWebRequest = (ServletWebRequest) getRequest();
        HttpServletRequest request = servletWebRequest.getContainerRequest();

        // Get an instance of the renderer.
        ResourceBundlesHandler rsHandler = (ResourceBundlesHandler) request.getSession().getServletContext()
                .getAttribute(getResourceHandlerAttributeName());
        if (null == rsHandler) {
            throw new IllegalStateException(
                    "ResourceBundlesHandler not present in servlet context. Initialization of Jawr either failed or never occurred.");
        }

        // Refresh the config if needed
        if (RendererRequestUtils.refreshConfigIfNeeded(request, rsHandler.getConfig())) {
            rsHandler = (ResourceBundlesHandler) request.getSession().getServletContext()
                    .getAttribute(getResourceHandlerAttributeName());
        }

        Boolean useRandomFlag = null;
        if (StringUtils.isNotEmpty(useRandomParam)) {
            useRandomFlag = Boolean.valueOf(useRandomParam);
        }
        BundleRenderer renderer = createRenderer(rsHandler, useRandomFlag, tag);

        // set the debug override
        RendererRequestUtils.setRequestDebuggable(request, renderer.getBundler().getConfig());

        final Response response = getResponse();
        Writer writer = new RedirectWriter(response);
        BundleRendererContext ctx = RendererRequestUtils.getBundleRendererContext(request, renderer);

        renderer.renderBundleLinks(src, ctx, writer);
    } catch (IOException ex) {
        LOGGER.error("onRender() error : ", ex);
    } finally {
        // Reset the Thread local for the Jawr context
        ThreadLocalJawrContext.reset();
    }

    markupStream.skipComponent();
}

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From source file:org.efaps.ui.wicket.components.AbstractParentMarkupContainer.java

License:Apache License

/**
 * @see org.apache.wicket.MarkupContainer#onRender(org.apache.wicket.markup.MarkupStream)
 */// w w w .j a v a2  s  .  c o m
@Override
public void onRender() {
    final IMarkupFragment markup = getMarkup();
    final MarkupStream markupStream = new MarkupStream(markup);
    final int markupStart = markupStream.getCurrentIndex();

    // Get mutable copy of next tag
    final ComponentTag openTag = markupStream.getTag();
    final ComponentTag tag = openTag.mutable();

    // Call any tag handler
    onComponentTag(tag);

    // Render open tag
    if (!getRenderBodyOnly()) {
        renderComponentTag(tag);
    }
    markupStream.next();

    // Render the body only if open-body-close. Do not render if
    // open-close.
    if (tag.isOpen()) {
        // Render the body
        onComponentTagBody(markupStream, tag);
    }
    markupStream.setCurrentIndex(markupStart);

    final Iterator<?> childs = this.iterator();
    while (childs.hasNext()) {
        markupStream.setCurrentIndex(markupStart);
        final Component child = (Component) childs.next();
        child.rendered();
    }

    markupStream.setCurrentIndex(markupStart);
    markupStream.next();
    // Render close tag

    if (tag.isOpen()) {
        if (openTag.isOpen()) {
            // Get the close tag from the stream
            ComponentTag closeTag = markupStream.getTag();

            // If the open tag had its id changed
            if (tag.isAutoComponentTag()) {
                // change the id of the close tag
                closeTag = closeTag.mutable();
                closeTag.setName(tag.getName());
            }

            // Render the close tag
            renderComponentTag(closeTag);
            markupStream.next();
        }
    }
}

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From source file:org.efaps.ui.wicket.components.LabelComponent.java

License:Apache License

/**
 * Method is overwritten to prevent the annoing warnings from Component to come up.
 * The warning come up due to the reason that this component moves the tags from parent
 * element to its child.//ww w  .  j  av  a2 s .c o  m
 */
@Override
protected void onRender() {
    final IMarkupFragment markup = getMarkup();
    if (markup == null) {
        throw new MarkupException("Markup not found. Component: " + toString());
    }

    final MarkupStream markupStream = new MarkupStream(markup);

    // Get mutable copy of next tag
    final ComponentTag openTag = markupStream.getTag();
    final ComponentTag tag = openTag.mutable();

    // Call any tag handler
    onComponentTag(tag);

    // If we're an openclose tag
    if (!tag.isOpenClose() && !tag.isOpen()) {
        // We were something other than <tag> or <tag/>
        markupStream.throwMarkupException("Method renderComponent called on bad markup element: " + tag);
    }

    if (tag.isOpenClose() && openTag.isOpen()) {
        markupStream.throwMarkupException("You can not modify a open tag to open-close: " + tag);
    }

    markupStream.next();

    getMarkupSourcingStrategy().onComponentTagBody(this, markupStream, tag);
}

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