PublicProperty stub

service/src/main/java/helpers/PublicProperty.java

+package helpers;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+@Retention(RetentionPolicy.RUNTIME)
+public @interface PublicProperty
+{
+}

service/src/main/java/objects/tasks/Task.java

@@ -2,6 +2,7 @@ package objects.tasks;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
 import core.TaskType;
+import helpers.PublicProperty;
 import objects.Flag;
 import org.bson.types.ObjectId;
 import org.mongodb.morphia.annotations.Entity;
@@ -14,7 +15,9 @@ import java.util.List;
 public class Task {
     @Id
     private ObjectId id;
+    @PublicProperty
     private String name;
+    @PublicProperty
     private int level;
     private TaskType taskType;
     private List<Flag> flags;

service/src/main/java/repositories/TasksRepository.java

@@ -2,6 +2,7 @@ package repositories;
 
 import core.ApplicationConfiguration;
 import core.TaskType;
+import helpers.PublicProperty;
 import helpers.TextTaskConfig;
 import helpers.WebTaskConfig;
 import objects.Flag;
@@ -15,12 +16,15 @@ import org.mongodb.morphia.Datastore;
 
 import javax.inject.Inject;
 import javax.inject.Singleton;
+import java.lang.reflect.Field;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.function.Predicate;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 @Singleton
 public class TasksRepository implements Repository
@@ -62,8 +66,16 @@ public class TasksRepository implements Repository
 
     public List<Task> getAllPublic()
     {
+        //todo: move to db object?
+        //todo: move to task
+        Field[] declaredFields = Task.class.getDeclaredFields();
+        List<String> collect = Stream.of(declaredFields)
+                .filter(field -> field.getAnnotation(PublicProperty.class) != null)
+                .map(Field::getName)
+                .collect(Collectors.toList());
+
         return datastore.createQuery(Task.class)
-                .retrievedFields(true, "name", "level") //todo: move to configuration
+                .retrievedFields(true, collect.toArray(new String[collect.size()])) //todo: refactor
                 .asList();
     }