From 4b0fdfcbda555e2aa979ff02e8d21a0f2ef3285e Mon Sep 17 00:00:00 2001
From: "Patel (US), Vaibhav Y" <vaibhav.y.patel@boeing.com>
Date: Wed, 3 Apr 2024 12:01:11 -0500
Subject: [PATCH] bug[TW25783]: Fix Filter DateTime Column

Change-Id: I88e37a6ff8a89fdbaf6a8062327e983e540450b8
---
 .../widgets/xviewer/XViewerTextFilter.java    | 32 +++++++++----------
 1 file changed, 15 insertions(+), 17 deletions(-)

diff --git a/widgets/xviewer/org.eclipse.nebula.widgets.xviewer/src/org/eclipse/nebula/widgets/xviewer/XViewerTextFilter.java b/widgets/xviewer/org.eclipse.nebula.widgets.xviewer/src/org/eclipse/nebula/widgets/xviewer/XViewerTextFilter.java
index 38125d2b2..b5d856d28 100644
--- a/widgets/xviewer/org.eclipse.nebula.widgets.xviewer/src/org/eclipse/nebula/widgets/xviewer/XViewerTextFilter.java
+++ b/widgets/xviewer/org.eclipse.nebula.widgets.xviewer/src/org/eclipse/nebula/widgets/xviewer/XViewerTextFilter.java
@@ -5,7 +5,7 @@
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
- * 
+ *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
@@ -13,8 +13,9 @@
  *******************************************************************************/
 package org.eclipse.nebula.widgets.xviewer;
 
-import java.util.Calendar;
-import java.util.Date;
+import java.time.LocalDateTime;
+import java.time.ZoneId;
+import java.time.format.DateTimeFormatter;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
@@ -134,31 +135,28 @@ public boolean select(Viewer viewer, Object parentElement, Object element) {
                String cellStr =
                   xViewer.getColumnText(element, xViewer.getCustomizeMgr().getColumnNumFromXViewerColumn(xCol));
                if (Strings.isValid(cellStr)) {
-                  Date cellDate = XViewerSorter.parseDatePair(cellStr, "").getFirst();
+                  DateTimeFormatter formatter = DateTimeFormatter.ofPattern("MM/dd/yyyy hh:mm a");
+                  LocalDateTime cellDate = LocalDateTime.parse(cellStr, formatter);
                   if (cellDate != null) {
                      ColumnDateFilter columnDateFilter = colIdToDateFilter.get(xCol.getId());
-                     Calendar cellCal = Calendar.getInstance();
-                     cellCal.setTime(cellDate);
-                     Calendar filterCal = Calendar.getInstance();
-                     Date filterDate1 = columnDateFilter.getDate1();
-                     filterCal.setTime(filterDate1);
+                     LocalDateTime filterDate1 =
+                        LocalDateTime.ofInstant(columnDateFilter.getDate1().toInstant(), ZoneId.systemDefault());
                      DateRangeType rangeType = columnDateFilter.getType();
                      if (rangeType == DateRangeType.Equals_Date) {
-                        if (cellCal.get(Calendar.YEAR) != filterCal.get(Calendar.YEAR) || cellCal.get(
-                           Calendar.MONTH) != filterCal.get(Calendar.MONTH) || cellCal.get(
-                              Calendar.DAY_OF_MONTH) != filterCal.get(Calendar.DAY_OF_MONTH)) {
+                        if (cellDate.getYear() != filterDate1.getYear() || cellDate.getMonth() != filterDate1.getMonth() || cellDate.getDayOfMonth() != filterDate1.getDayOfMonth()) {
                            return false;
                         }
-                     } else if (rangeType == DateRangeType.After_Date && cellDate.before(filterDate1)) {
+                     } else if (rangeType == DateRangeType.After_Date && cellDate.isBefore(filterDate1)) {
                         return false;
-                     } else if (rangeType == DateRangeType.Before_Date && cellDate.after(filterDate1)) {
+                     } else if (rangeType == DateRangeType.Before_Date && cellDate.isAfter(filterDate1)) {
                         return false;
                      } else if (rangeType == DateRangeType.Between_Dates) {
-                        if (cellDate.before(filterDate1)) {
+                        if (cellDate.isBefore(filterDate1)) {
                            return false;
                         }
-                        Date filterDate2 = columnDateFilter.getDate2();
-                        if (cellDate.after(filterDate2)) {
+                        LocalDateTime filterDate2 =
+                           LocalDateTime.ofInstant(columnDateFilter.getDate2().toInstant(), ZoneId.systemDefault());
+                        if (cellDate.isAfter(filterDate2)) {
                            return false;
                         }
                      }