- Advanced Security:
      - advanced/security/index.md
      - advanced/security/oauth2-scopes.md
      - advanced/security/http-basic-auth.md
    - advanced/using-request-directly.md
    - advanced/dataclasses.md
    - advanced/middleware.md
    - advanced/sub-applications.md
    - advanced/behind-a-proxy.md
    - advanced/templates.md
    - advanced/websockets.md
    - advanced/events.md

     * @return The data class.
     */
    public Class<?> getDataClass() {
        return dataClass;
    }

    /**
     * Sets the data class.
     * @param dataClass The data class to set.
     */
    public void setDataClass(final Class<?> dataClass) {
        this.dataClass = dataClass;
    }

    }

    /**
     * Returns the dataClass.
     *
     * @return the dataClass
     */
    public Class<?> getDataClass() {
        return dataClass;
    }

    /**
     * Sets the dataClass.
     *
     * @param dataClass the dataClass to set
     */
    public void setDataClass(final Class<?> dataClass) {
        this.dataClass = dataClass;
    }

    /**

        final Object obj = xmlTransformer.getData(accessResultDataImpl);
        assertNull(obj);
    }

    public void test_dataClass() {
        assertNull(xmlTransformer.dataClass);
        assertEquals(Map.class, xmlMapTransformer.dataClass);
    }

    public void test_getData_dataMap() throws Exception {
        final String value = "<?xml version=\"1.0\"?>\n"//
                + "<doc>\n"//

        final Object obj = xpathTransformer.getData(accessResultDataImpl);
        assertNull(obj);
    }

    public void test_dataClass() {
        assertNull(xpathTransformer.dataClass);
        assertEquals(Map.class, xpathMapTransformer.dataClass);
    }

    public void test_getData_dataMap() throws Exception {
        final String value = "<?xml version=\"1.0\"?>\n"//
                + "<doc>\n"//