implemented Methods to sort and filter PlantList

src/main/java/ch/zhaw/gartenverwaltung/plantList/PlantListModel.java

@@ -23,6 +23,7 @@ public class PlantListModel {
     public final Function<Plant, String> filterByName = Plant::name;
     public final Function<Plant, String> filterById = plant -> Long.toString(plant.id());
 
+
     public PlantListModel(List<Plant> plantList) {
         setPlantList(plantList);
     }
@@ -31,15 +32,30 @@ public class PlantListModel {
         this.plantList = plantList;
     }
 
+    /**
+     * Method to get actual Plant List in alphabetic Order
+     * @return actual Plant List in alphabetic Order
+     */
     public List<Plant> getPlantList() {
         return getSortedPlantList(sortByName);
     }
 
+    /**
+     * Method to get actual Plant List sorted in custom order
+     * @param comparator comparator Object which is used to sort list
+     * @return actual Plant List in custom order
+     */
     public List<Plant> getSortedPlantList(Comparator<Plant> comparator) {
         return plantList.stream().sorted(comparator).toList();
     }
 
-    public List<Plant> getFilteredList(String filterString, Function<Plant, String> filterFunction) {
+    /**
+     * Method to get filtered Plant List with custom filter
+     * @param filterString String to search for plants
+     * @param filterFunction Function Object to get Plant attribute as String which must contain filter String
+     * @return filtered Plant List
+     */
+    public List<Plant> getFilteredPlantListbyString(String filterString, Function<Plant, String> filterFunction) {
         return plantList.stream().filter(plant -> filterFunction.apply(plant).contains(filterString)).toList();
     }
 }