anchor.diff:                                  <td style="border:0; !important">
                                       <nobr>
                                           <label for="createdAtFrom">From</label>
  -                                        <input type="text" id="createdAtFrom" name="createdAtFrom">
  +                                        <input type="text" id="createdAtFrom" value="<%=lowerBound%>" name="createdAtFrom">
                                           <label for="createdAtTo">to</label>
  -                                        <input type="text" id="createdAtTo" name="createdAtTo">
  +                                        <input type="text" id="createdAtTo" value="<%=upperBound%>" name="createdAtTo">
                                       </nobr>
                                   </td>
                               </tr>
  
positive.code:            prefix="carbon" %>
  <%@ page import="org.apache.axis2.AxisFault" %>
  <%@ page import="org.apache.axis2.context.ConfigurationContext" %>
  <%@ page import="org.owasp.encoder.Encode" %>
  <%@ page import="org.wso2.carbon.CarbonConstants" %>
  <%@ page import="org.wso2.carbon.identity.workflow.mgt.stub.WorkflowAdminServiceWorkflowException" %>
  
negative.code:         client = new WorkflowAdminServiceClient(cookie, backendServerURL, configContext);
  
          if (taskTypeFilter == null) {
              if ((String) session.getAttribute(REQUEST_TYPE_FILTER) != null) {
                  taskTypeFilter = (String) session.getAttribute(REQUEST_TYPE_FILTER);
              } else {
                   taskTypeFilter = StringUtils.EMPTY;
              }
          }
          if (statusToFilter == null) {
               if ((String) session.getAttribute(REQUEST_STATUS_FILTER) != null) {
                  statusToFilter = (String) session.getAttribute(REQUEST_STATUS_FILTER);
              } else {
                  statusToFilter = StringUtils.EMPTY;
              }
          }
          if (lowerBound == null) {
              if ((String) session.getAttribute(CREATED_AT_FROM) != null) {
                  lowerBound = (String) session.getAttribute(CREATED_AT_FROM);
              } else {
                  lowerBound = StringUtils.EMPTY;
              }
          }
          if (upperBound == null) {
              if ((String) session.getAttribute(CREATED_AT_TO) != null) {
                  upperBound = (String) session.getAttribute(CREATED_AT_TO);
              } else {
                  upperBound = StringUtils.EMPTY;
              }
          }
          if (timeFilterCategory == null) {
              if ((String) session.getAttribute(TIME_CATEGORY_TO_FILTER) != null) {
                  timeFilterCategory = (String) session.getAttribute(TIME_CATEGORY_TO_FILTER);
              } else {
                  timeFilterCategory = CREATED_AT;
              }
          }
  
          session.setAttribute(REQUEST_TYPE_FILTER, taskTypeFilter);
          session.setAttribute(REQUEST_STATUS_FILTER, statusToFilter);
          session.setAttribute(CREATED_AT_FROM, lowerBound);
          session.setAttribute(CREATED_AT_TO, upperBound);
          session.setAttribute(TIME_CATEGORY_TO_FILTER, timeFilterCategory);
  
  
          if (ALL_TASKS.equals(taskTypeFilter)) {
  