How to use

setVariable

method

in

org.thymeleaf.context.WebContext

/** {@inheritDoc} */
public void get(HttpServletRequest req, HttpServletResponse res, WebContext ctx)
throws IOException {
  ctx.setVariable(KEY_TITLE, "Not Found ");
}

/** {@inheritDoc} */
public void get(HttpServletRequest req, HttpServletResponse res, WebContext ctx)
throws IOException {
  ctx.setVariable(KEY_TITLE, "About ");
}

WebContext wc=new WebContext(request,response,servletContext,request.getLocale());//servletContext Spring Context
   MimeMessage message = this.mailSender.createMimeMessage();
   MimeMessageHelper helper = new MimeMessageHelper(message, true);
   wc.setVariable("name", "abc");// If you want to pass params to Template
   final String htmlContent = this.templateEngine.process("TemplateName", wc);

 WebContext ctx = new WebContext(request, servletContext, request.getLocale());
ctx.setVariable("today", dateFormat.format(cal.getTime()));

/** {@inheritDoc} */
public void get(HttpServletRequest req, HttpServletResponse res, WebContext ctx)
throws Exception {
  ctx.setVariable(KEY_TITLE, "Home");
  ctx.setVariable("today", Calendar.getInstance());
  HomeBean hb = new HomeBean();
  try {
    hb = new HomeBean(ff4j);
  } catch(RuntimeException e) {
    LOGGER.error("Cannot read store", e);
    ctx.setVariable("msgType", ERROR);
    ctx.setVariable("msgInfo", "Cannot read store:" + e.getMessage());
  }
  ctx.setVariable("homebean", hb);
}

/**
 * Define output context for audit.
 *
 * @param ctx
 *      current web contetx
 * @param eqd
 *      curren query
 */
private void createPage(WebContext ctx, EventQueryDefinition eqd) {
  ctx.setVariable(KEY_TITLE, "Time Series");
  ctx.setVariable("from", SDFSLOT.format(new Date(eqd.getFrom())));
  ctx.setVariable("to",   SDFSLOT.format(new Date(eqd.getTo())));
  ctx.setVariable("fromJS", SDF.format(new Date(eqd.getFrom())));
  ctx.setVariable("toJS",   SDF.format(new Date(eqd.getTo())));
}

/**
 * Define output context for audit.
 *
 * @param ctx
 *      current web contetx
 * @param eqd
 *      curren query
 */
private void createPage(WebContext ctx, EventQueryDefinition eqd) {
  ctx.setVariable(KEY_TITLE, "Feature Usage");
  ctx.setVariable("from", SDFSLOT.format(new Date(eqd.getFrom())));
  ctx.setVariable("to",   SDFSLOT.format(new Date(eqd.getTo())));
  ctx.setVariable("fromJS", SDF.format(new Date(eqd.getFrom())));
  ctx.setVariable("toJS",   SDF.format(new Date(eqd.getTo())));
}

/**
 * Define output context for audit.
 *
 * @param ctx
 *      current web contetx
 * @param eqd
 *      curren query
 */
private void createPage(WebContext ctx, EventQueryDefinition eqd) {
  ctx.setVariable(KEY_TITLE, "AuditTrail");
  ctx.setVariable("from", SDFSLOT.format(new Date(eqd.getFrom())));
  ctx.setVariable("to",   SDFSLOT.format(new Date(eqd.getTo())));
  ctx.setVariable(WebConstants.KEY_AUDITTRAIL, ff4j.getEventRepository().getAuditTrail(eqd));
}

/**
 * Public interface to add images to webcontext for rendering.
 *
 * @param ctx
 *         thymeleaf context
 * @param imageName
 *         current image name
 * @param type
 *         current image type
 */
public void addImageToContext(WebContext ctx, String imageName, ImageType type) {
  String base64 = getImage(imageName, type);
  if (base64 != null) {
    ctx.setVariable("flagFrance", "data:image/jpg;base64," + base64);
  }
}

/**
 * Both get and post operation will render the page.
 *
 * @param ctx
 *            current web context
 */
private void renderPage(WebContext ctx) {
  ctx.setVariable(KEY_TITLE, "Properties");
  // Sort natural Order
  Map<String, Property<?>> mapOfProperties = ff4j.getPropertiesStore().readAllProperties();
  List<String> propertyNames = Arrays.asList(mapOfProperties.keySet().toArray(new String[0]));
  Collections.sort(propertyNames);
  List<Property<?>> orderedProperties = new ArrayList<Property<?>>();
  for (String propName : propertyNames) {
    orderedProperties.add(mapOfProperties.get(propName));
  }
  ctx.setVariable("listOfProperties", orderedProperties);
}

/**
 * Invoked by dispatcher.
 *
 * @param req
 *      current request
 * @param res
 *      current response
 * @throws IOException
 *      error occured.
 */
public void post(HttpServletRequest req, HttpServletResponse res)
throws IOException {
  WebContext ctx = new WebContext(req, res,  req.getSession().getServletContext(), req.getLocale());
  ctx.setVariable("uptime",  getUptime());
  ctx.setVariable("version", ff4j.getVersion());
  // Adding attribute to response
  try {
    post(req, res, ctx);
  } catch(Throwable t) {
    ctx.setVariable("msgType", "error");
    ctx.setVariable("msgInfo", t.getMessage());
  }
  // Render to view
  templateEngine.process(getSuccessView(), ctx, res.getWriter());
}

ctx.setVariable(KEY_TITLE, "Features");
ctx.setVariable("listOfFeatures", orderedFeatures);
ctx.setVariable("listOfStrategyUsed", orderedStrategyUsed);
ctx.setVariable("groupList", myGroupList);

/** {@inheritDoc} */
public void get(HttpServletRequest req, HttpServletResponse res, WebContext ctx)
throws IOException {
  ctx.setVariable(KEY_TITLE, "Settings");
  String operation = req.getParameter(WebConstants.OPERATION);
  String msgType = "success";
  String msg = null;
  if (Util.hasLength(operation) && TOGGLE_AUDIT.equalsIgnoreCase(operation)) {
    if (getFf4j().isEnableAudit()) {
      getFf4j().audit(false);
      msg = "Audit is now DISABLED";
      LOGGER.info("Audit has been disabled");
    } else {
      getFf4j().audit(true);
      msg = "Audit is now ENABLED";
      LOGGER.info("Audit has been enabled");
    }
  }
  ctx.setVariable(KEY_AUDITENABLE, getFf4j().isEnableAudit());
  ctx.setVariable("msgType", msgType);
  ctx.setVariable("msgInfo", msg);
}

  ctx.setVariable("msgType", msgType);
  ctx.setVariable("msgInfo", msg);
  get(req, res, ctx);
} else if (WebConstants.OP_CREATE_SCHEMA.equalsIgnoreCase(operation)) {
    getFf4j().createSchema();
    msg = "Schema has been created in DB (if required).";
    ctx.setVariable("msgType", msgType);
    ctx.setVariable("msgInfo", msg);
    get(req, res, ctx);
  } catch(RuntimeException re) {
    ctx.setVariable("msgType", ERROR);
    ctx.setVariable("msgInfo", "Cannot create Schema:" + re.getMessage());
    ctx.setVariable(KEY_TITLE, "Home");
    ctx.setVariable("today", Calendar.getInstance());
    ctx.setVariable("homebean", new HomeBean());
   msg = "Cache not present: it cannot be cleared!";
 ctx.setVariable("msgType", msgType);
 ctx.setVariable("msgInfo", msg);
 get(req, res, ctx);

request.getServletContext(), request.getLocale());
ctx.setVariable("info", info);

ctx.setVariable("uptime",  getUptime());
ctx.setVariable("version", ff4j.getVersion());
ctx.setVariable("secure", false);
if (getFf4j().getAuthorizationsManager() != null) {
  ctx.setVariable("secure", true);
  ctx.setVariable("userName", getFf4j().getAuthorizationsManager().getCurrentUserName());
  Set < String > permissions = getFf4j().getAuthorizationsManager().getCurrentUserPermissions();
  ctx.setVariable("userPermissions", permissions);
  get(req, res, ctx);
} catch(Throwable t) {
  ctx.setVariable("msgType", "error");
  ctx.setVariable("msgInfo", t.getMessage());

ctx.setVariable("tokenLink", link);
String template = templateEngine.process("email/email_join", ctx);
msg.setSubject("subject", "UTF-8");

/** {@inheritDoc} */
public void get(HttpServletRequest req, HttpServletResponse res, WebContext ctx)
throws IOException {
  String operation    = req.getParameter(WebConstants.OPERATION);
  String propertyName = req.getParameter(WebConstants.FEATID);
  String msgType = "success";
  String msg = null;
  if (Util.hasLength(operation) && Util.hasLength(propertyName) && 
      getFf4j().getPropertiesStore().existProperty(propertyName)) {
        if (OP_DELETE_FIXEDVALUE.equalsIgnoreCase(operation)) {
      String fixedValue = req.getParameter(PARAM_FIXEDVALUE);
      Property<?> ap = getFf4j().getPropertiesStore().readProperty(propertyName);
      // Need to convert back to object to use the remove()
      ap.getFixedValues().remove(ap.fromString(fixedValue));
      getFf4j().getPropertiesStore().updateProperty(ap);
      LOGGER.info("Property '" + propertyName + "' remove fixedValue '" + fixedValue + "'");
    }
    if (OP_ADD_FIXEDVALUE.equalsIgnoreCase(operation)) {
      String fixedValue = req.getParameter(PARAM_FIXEDVALUE);
      Property<?> ap = getFf4j().getPropertiesStore().readProperty(propertyName);
      ap.add2FixedValueFromString(fixedValue);
      getFf4j().getPropertiesStore().updateProperty(ap);
      LOGGER.info("Property '" + propertyName + "' add fixedValue '" + fixedValue + "'");
    }
  }
  ctx.setVariable("msgType", msgType);
  ctx.setVariable("msgInfo", msg);
  renderPage(ctx);
}

ctx.setVariable("msgType", msgType);
ctx.setVariable("msgInfo", msg);
renderPage(ctx);

ctx.setVariable("msgType", msgType);
ctx.setVariable("msgInfo", msg);
renderPage(ctx);