date converter

App/app/src/main/java/com/example/app/Database/AppDatabase.java

@@ -9,7 +9,7 @@ import androidx.room.RoomDatabase;
 import com.example.app.Domain.Event;
 import com.example.app.Domain.User;
 
-@Database(entities = {User.class, Event.class}, version = 2)
+@Database(entities = {User.class, Event.class}, version = 3)
 public abstract  class AppDatabase extends RoomDatabase {
 
     private static AppDatabase INSTANCE;

App/app/src/main/java/com/example/app/Domain/Event.java

@@ -4,11 +4,15 @@ import androidx.room.ColumnInfo;
 import androidx.room.Entity;
 import androidx.room.Ignore;
 import androidx.room.PrimaryKey;
+import androidx.room.TypeConverters;
+
+import com.example.app.Utils.DateConverter;
 
 import java.io.Serializable;
 import java.util.Date;
 
 @Entity
+@TypeConverters(DateConverter.class)
 public class Event implements Serializable {
 
     @PrimaryKey(autoGenerate = true)
@@ -21,7 +25,7 @@ public class Event implements Serializable {
     private String description;
 
     private Date creationDate;
-    
+
     private Date startDate;
 
     private Date endDAte;

App/app/src/main/java/com/example/app/Utils/DateConverter.java

+package com.example.app.Utils;
+
+import androidx.room.TypeConverter;
+
+import java.util.Date;
+
+public class DateConverter {
+
+    @TypeConverter
+    public static Date toDate(Long dateLong)
+    {
+        return dateLong == null ? null: new Date(dateLong);
+    }
+
+    @TypeConverter
+    public static Long fromDate(Date date)
+    {
+        return date == null ? null : date.getTime();
+    }
+}