New get function and sorting problems.

Get function for filtered to dos. Sorting can now compare null objects.
Reordered sorting because of a Concurrent Modification Exception.

2 files changed, 10 insertions, 9 deletions

diff --git a/src/main/java/com/encora/Main.java b/src/main/java/com/encora/Main.java
index 7793be9..ea3a2a4 100644
--- a/src/main/java/com/encora/Main.java
+++ b/src/main/java/com/encora/Main.java
@@ -6,10 +6,7 @@ import org.springframework.data.domain.Sort;
 import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.Collections;
-import java.util.Date;
-import java.util.List;
-import java.util.Objects;
+import java.util.*;
 
 @SpringBootApplication
 @RestController
@@ -215,7 +212,7 @@ public class Main {
         }
 
         final int pageSize = 10;
-        List<ToDos> myToDos = toDosRepository.filteredToDos;
+        List<ToDos> myToDos = toDosRepository.getFilteredToDos();
 
         int fromIndex = (page - 1) * pageSize;
         if (myToDos.size() <= fromIndex) {
diff --git a/src/main/java/com/encora/ToDosRepository.java b/src/main/java/com/encora/ToDosRepository.java
index a4c9a10..c4bdcba 100644
--- a/src/main/java/com/encora/ToDosRepository.java
+++ b/src/main/java/com/encora/ToDosRepository.java
@@ -171,7 +171,7 @@ public class ToDosRepository implements JpaRepository<ToDos, Integer> {
                 break;
 
             case "DueDate":
-                comparator = Comparator.comparing(ToDos::getDueDate);
+                comparator = Comparator.comparing(ToDos::getDueDate, Comparator.nullsLast(Comparator.naturalOrder()));
                 break;
 
             default:
@@ -187,16 +187,20 @@ public class ToDosRepository implements JpaRepository<ToDos, Integer> {
 
     // Filter and then sort all of our to dos.
     public void refreshFilteredToDos(Sort sort, String name, String priority, String done) throws Exception {
-        this.filteredToDos = this.findAllWithFilter(name, priority, done);
-
         try {
             Comparator<ToDos> comparator = this.getToDoComparator(sort);
-            Collections.sort(this.filteredToDos, comparator);
+
+            this.filteredToDos = this.findAllWithFilter(name, priority, done);
+            this.filteredToDos.sort(comparator);
         } catch (Exception e) {
             throw new RuntimeException(e);
         }
     }
 
+    public List<ToDos> getFilteredToDos() {
+        return this.filteredToDos;
+    }
+
     /*
     *         N O T   Y E T   D E F I N E D .
     */