Examples with HeaderContributorListenerCollection org.apache.wicket.application.HeaderContributorListenerCollection used on opensource projects

Example 1 with HeaderContributorListenerCollection

use of org.apache.wicket.application.HeaderContributorListenerCollection in project wicket by apache.

the class AbstractHeaderRenderStrategy method renderApplicationLevelHeaders.

/**
 * Render the application level headers
 *
 * @param headerContainer
 */
protected final void renderApplicationLevelHeaders(final HtmlHeaderContainer headerContainer) {
    Args.notNull(headerContainer, "headerContainer");
    if (Application.exists()) {
        HeaderContributorListenerCollection headerContributorListenerCollection = Application.get().getHeaderContributorListeners();
        IHeaderResponse headerResponse = headerContainer.getHeaderResponse();
        for (IHeaderContributor listener : headerContributorListenerCollection) {
            listener.renderHead(headerResponse);
        }
    }
}