Example usage for org.springframework.web.context WebApplicationContext getResource

Introduction

In this page you can find the example usage for org.springframework.web.context WebApplicationContext getResource.

Prototype

Resource getResource(String location);

Source Link

Document

Return a Resource handle for the specified resource location.

Usage

From source file:org.kuali.mobility.tags.PageTag.java

/**
 * Adds the theme to the page if there is one available
 *
 * @throws IOException/*w  w  w  .  ja va2 s .c  om*/
 */
void addTheme() throws IOException {
    PageContext pageContext = (PageContext) getJspContext();
    HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
    ServletContext servletContext = pageContext.getServletContext();
    WebApplicationContext ac = WebApplicationContextUtils.getWebApplicationContext(servletContext);
    Properties kmeProperties = (Properties) ac.getBean("kmeProperties");
    User user = (User) request.getSession().getAttribute(Constants.KME_USER_KEY);

    boolean useCampusTheme = kmeProperties != null
            && "true".equals(kmeProperties.getProperty("theme.perCampus", "false"));
    String viewingCampus = user == null ? null : user.getViewCampus();
    String defaultTheme = kmeProperties == null ? null : kmeProperties.getProperty("theme.default");
    String themeToAdd = null;

    // 1 - if this tag requests a theme, we attempt to use it
    if (!StringUtils.isEmpty(this.theme) && ac.getResource("/css/theme-" + this.theme + ".css").exists()) {
        themeToAdd = this.theme;
    }
    // 2 - Try and use campus theme if configured to use it
    if (themeToAdd == null && useCampusTheme && !StringUtils.isEmpty(viewingCampus)
            && ac.getResource("/css/theme-" + viewingCampus + ".css").exists()) {
        themeToAdd = viewingCampus;
    }
    // 3 - Use default theme
    if (themeToAdd == null && !StringUtils.isEmpty(defaultTheme)
            && ac.getResource("/css/theme-" + defaultTheme + ".css").exists()) {
        themeToAdd = defaultTheme;
    }

    if (themeToAdd != null) {
        pageContext.getOut().println("<link href=\"" + request.getContextPath() + "/css/theme-" + themeToAdd
                + ".css\" rel=\"stylesheet\" type=\"text/css\" />");
    }
}

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