How to use

IWebContext

in

org.thymeleaf.context

final HttpServletRequest request = ((IWebContext)context).getRequest();
return request.getContextPath();

  return new WebEngineContext(
      configuration, templateData, templateResolutionAttributes,
      webContext.getRequest(), webContext.getResponse(), webContext.getServletContext(),
      webContext.getLocale(), Collections.EMPTY_MAP);
return new WebEngineContext(
    configuration, templateData, templateResolutionAttributes,
    webContext.getRequest(), webContext.getResponse(), webContext.getServletContext(),
    webContext.getLocale(), variables);

return ((IWebContext) context).getRequest();
return ((IWebContext) context).getResponse();
return ((IWebContext) context).getSession();
return ((IWebContext) context).getServletContext();
return ((IWebContext) context).getRequest();
return ((IWebContext) context).getSession();

@Override
protected boolean isVisible(
    final ITemplateContext context, final IProcessableElementTag tag,
    final AttributeName attributeName, final String attributeValue) {
  final String attrValue = (attributeValue == null? null : attributeValue.trim());
  if (attrValue == null || attrValue.length() == 0) {
    return false;
  }
  if (!(context instanceof IWebContext)) {
    throw new ConfigurationException(
        "Thymeleaf execution context is not a web context (implementation of " +
        IWebContext.class.getName() + "). Spring Security integration can only be used in " +
        "web environments.");
  }
  final IWebContext webContext = (IWebContext) context;
  final HttpServletRequest request = webContext.getRequest();
  final HttpServletResponse response = webContext.getResponse();
  final ServletContext servletContext = webContext.getServletContext();
  final Authentication authentication = AuthUtils.getAuthenticationObject();
  if (authentication == null) {
    return false;
  }
  return AuthUtils.authorizeUsingAccessExpression(
      context, attrValue, authentication, request, response, servletContext);
}

final HttpServletRequest request = webContext.getHttpServletRequest();
final HttpServletResponse response = webContext.getHttpServletResponse();
final ServletContext servletContext = webContext.getServletContext();

final HttpServletRequest request = webContext.getRequest();
final ServletContext servletContext = webContext.getServletContext();

public static HtmlTable getTable(Arguments arguments) {
  return (HtmlTable) ((IWebContext) arguments.getContext()).getHttpServletRequest()
      .getAttribute("htmlTable");
}

@Override
protected ProcessorResult processElement(Arguments arguments, Element element) {
 HttpServletRequest request = ((IWebContext) arguments.getContext()).getHttpServletRequest();
 HttpServletResponse response = ((IWebContext) arguments.getContext()).getHttpServletResponse();
 HtmlTable htmlTable = (HtmlTable) RequestUtils.getFromRequest(DataTablesDialect.INTERNAL_BEAN_TABLE, request);
 ProcessorResult processorResult = doProcessElement(arguments, element, request, response, htmlTable);
 return processorResult;
}

static ApplicationContext findRequiredWebApplicationContext(final IContext context) {
  final javax.servlet.ServletContext servletContext = ((IWebContext)context).getServletContext();
  WebApplicationContext wac = WebApplicationContextUtils.getWebApplicationContext(servletContext);
  if (wac == null) {
    final Enumeration<String> attrNames = servletContext.getAttributeNames();
    while (attrNames.hasMoreElements()) {
      final String attrName = attrNames.nextElement();
      final Object attrValue = servletContext.getAttribute(attrName);
      if (attrValue instanceof WebApplicationContext) {
        if (wac != null) {
          throw new IllegalStateException("No unique WebApplicationContext found: more than one " +
              "DispatcherServlet registered with publishContext=true?");
        }
        wac = (WebApplicationContext) attrValue;
      }
    }
  }
  if (wac == null) {
    throw new IllegalStateException("No WebApplicationContext found: no ContextLoaderListener registered?");
  }
  return wac;
}

    HTTP_SERVLET_REQUEST_VARIABLE_NAME, webContext.getHttpServletRequest());
variables.put(
    HTTP_SESSION_VARIABLE_NAME, webContext.getHttpSession());

/**
 * <p>
 *   Process an already-built URL just before returning it.
 * </p>
 * <p>
 *   By default, this method will apply the {@code HttpServletResponse.encodeURL(url)} mechanism, as standard
 *   when using the Java Servlet API. Note however that this will only be applied if {@code context} is
 *   an implementation of {@code IWebContext} (i.e. the Servlet API will only be applied in web environments).
 * </p>
 * <p>
 *   This method can be overridden by any subclasses that want to change this behaviour (e.g. in order to
 *   avoid using the Servlet API).
 * </p>
 *
 * @param context the execution context.
 * @param link the already-built URL.
 * @return the processed URL, ready to be used.
 */
protected String processLink(final IExpressionContext context, final String link) {
  if (!(context instanceof IWebContext)) {
    return link;
  }
  final HttpServletResponse response = ((IWebContext)context).getResponse();
  return (response != null? response.encodeURL(link) : link);
}

@Override
protected boolean isVisible(
    final ITemplateContext context, final IProcessableElementTag tag,
    final AttributeName attributeName, final String attributeValue) {
  final String attrValue = (attributeValue == null? null : attributeValue.trim());
  if (attrValue == null || attrValue.length() == 0) {
    return false;
  }
  if (!(context instanceof IWebContext)) {
    throw new ConfigurationException(
        "Thymeleaf execution context is not a web context (implementation of " +
        IWebContext.class.getName() + "). Spring Security integration can only be used in " +
        "web environments.");
  }
  final IWebContext webContext = (IWebContext) context;
  final HttpServletRequest request = webContext.getRequest();
  final HttpServletResponse response = webContext.getResponse();
  final ServletContext servletContext = webContext.getServletContext();
  final Authentication authentication = AuthUtils.getAuthenticationObject();
  if (authentication == null) {
    return false;
  }
  return AuthUtils.authorizeUsingAccessExpression(
      context, attrValue, authentication, request, response, servletContext);
}

final HttpServletRequest request = webContext.getHttpServletRequest();
final HttpServletResponse response = webContext.getHttpServletResponse();
final ServletContext servletContext = webContext.getServletContext();

@Override
protected boolean isVisible(
    final ITemplateContext context, final IProcessableElementTag tag,
    final AttributeName attributeName, final String attributeValue) {
  final String attrValue = (attributeValue == null? null : attributeValue.trim());
  if (attrValue == null || attrValue.length() == 0) {
    return false;
  }
  final int spaceIndex = attrValue.indexOf(' ');
  final String url =
      (spaceIndex < 0? attrValue : attrValue.substring(spaceIndex + 1)).trim();
  final String method =
      (spaceIndex < 0? "GET" : attrValue.substring(0, spaceIndex)).trim();
  if (!(context instanceof IWebContext)) {
    throw new ConfigurationException(
        "Thymeleaf execution context is not a web context (implementation of " +
            IWebContext.class.getName() + "). Spring Security integration can only be used in " +
            "web environments.");
  }
  final IWebContext webContext = (IWebContext) context;
  final HttpServletRequest request = webContext.getRequest();
  final ServletContext servletContext = webContext.getServletContext();
  final Authentication authentication = AuthUtils.getAuthenticationObject();
  if (authentication == null) {
    return false;
  }
  return AuthUtils.authorizeUsingUrlCheck(
      url, method, authentication, request, servletContext);
}

public static HtmlTable getTable(Arguments arguments){
  return (HtmlTable)((IWebContext) arguments.getContext()).getHttpServletRequest().getAttribute("htmlTable");
}
 

/**
* Sets up the export properties, before the filter intercepts the response.
* 
* @param arguments
*           The Thymeleaf arguments.
* @param htmlTable
*           The {@link HtmlTable} to export.
*/
private void setupExport(Arguments arguments, HtmlTable htmlTable) {
 HttpServletRequest request = ((IWebContext) arguments.getContext()).getHttpServletRequest();
 HttpServletResponse response = ((IWebContext) arguments.getContext()).getHttpServletResponse();
 String currentExportType = ExportUtils.getCurrentExportType(request);
 htmlTable.getTableConfiguration().setExporting(true);
 htmlTable.getTableConfiguration().setCurrentExportFormat(currentExportType);
 // Call the export delegate
 ExportDelegate exportDelegate = new ExportDelegate(htmlTable, request);
 exportDelegate.prepareExport();
 response.reset();
}

static ApplicationContext findRequiredWebApplicationContext(final IContext context) {
  final javax.servlet.ServletContext servletContext = ((IWebContext)context).getServletContext();
  WebApplicationContext wac = WebApplicationContextUtils.getWebApplicationContext(servletContext);
  if (wac == null) {
    final Enumeration<String> attrNames = servletContext.getAttributeNames();
    while (attrNames.hasMoreElements()) {
      final String attrName = attrNames.nextElement();
      final Object attrValue = servletContext.getAttribute(attrName);
      if (attrValue instanceof WebApplicationContext) {
        if (wac != null) {
          throw new IllegalStateException("No unique WebApplicationContext found: more than one " +
              "DispatcherServlet registered with publishContext=true?");
        }
        wac = (WebApplicationContext) attrValue;
      }
    }
  }
  if (wac == null) {
    throw new IllegalStateException("No WebApplicationContext found: no ContextLoaderListener registered?");
  }
  return wac;
}

@Override
public HttpServletResponse getHttpServletResponse(final IContext context) {
  if (context instanceof IWebContext) {
    return ((IWebContext)context).getResponse();
  }
  throw new TemplateProcessingException(
      "Cannot obtain HttpServletResponse from a non-WebFlux context implementation (\"" +
      context.getClass().getName() + "\")");
}

@Override
protected boolean isVisible(
    final ITemplateContext context, final IProcessableElementTag tag,
    final AttributeName attributeName, final String attributeValue) {
  final String attrValue = (attributeValue == null? null : attributeValue.trim());
  if (attrValue == null || attrValue.length() == 0) {
    return false;
  }
  if (!(context instanceof IWebContext)) {
    throw new ConfigurationException(
        "Thymeleaf execution context is not a web context (implementation of " +
        IWebContext.class.getName() + "). Spring Security integration can only be used in " +
        "web environments.");
  }
  final IWebContext webContext = (IWebContext) context;
  
  final HttpServletRequest request = webContext.getRequest();
  final HttpServletResponse response = webContext.getResponse();
  final ServletContext servletContext = webContext.getServletContext();
  
  final Authentication authentication = AuthUtils.getAuthenticationObject();
  if (authentication == null) {
    return false;
  }
  
  return AuthUtils.authorizeUsingAccessExpression(
      context, attrValue, authentication, request, response, servletContext);
  
}

static String getContextPath(final IContext context) {
  final javax.servlet.http.HttpServletRequest request = ((IWebContext)context).getRequest();
  return request.getContextPath();
}