ORMLite is too slow on load

I have over 1500 items of this class stored in a database:

public class Task implements Parcelable{

    @DatabaseField(dataType = DataType.LONG, id = true)
    private long ActionId;
    @DatabaseField(dataType = DataType.STRING)
    private String Text;
    @DatabaseField(dataType = DataType.STRING)
    private String actionText;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isUrgent;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isImportant;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isCompleted;
    @DatabaseField(dataType = DataType.STRING)
    private String description;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isDeleted;
    @DatabaseField(foreign = true, foreignAutoRefresh = true, canBeNull = true, index = true)
    private Role role;
    @DatabaseField(foreign = true, foreignAutoRefresh = true, canBeNull = true, index = true)
    private List list;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isWeekly;
    @DatabaseField(dataType = DataType.STRING)
    private String Date;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    Long ActionListId;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long createdAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long updatedAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long deletedAt;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isNew;  
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long roleId;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long WorkspaceId;
    @DatabaseField(dataType = DataType.INTEGER)
    private int order;
    @DatabaseField(dataType = DataType.STRING)
    private String WeekDate;
    @Override
    public boolean equals(Object o) {
        if(o instanceof Task) {
             Task task = (Task)o;
             if(task.getActionId() == this.getActionId())
                  return true;
             return false;
        } else return false;
    }

    @Override
    public String toString() {
        return "Name : " + Text;
    }
}

      

And this is the code for these two foreign classes:

public class Role implements Parcelable{

    @DatabaseField(dataType = DataType.LONG, id = true)
    long id;
    @DatabaseField(dataType = DataType.STRING)
    String date;
    @DatabaseField(dataType = DataType.STRING)
    String Text;
    @DatabaseField(dataType = DataType.STRING)
    String Color;
    @DatabaseField(dataType = DataType.LONG) 
    long WorkspaceId;
    @DatabaseField(dataType = DataType.INTEGER)
    int Momentum;
    @DatabaseField(dataType = DataType.BOOLEAN)
    boolean isDeleted;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    Long createdAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    Long editedAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    Long deletedAt;
    @DatabaseField(dataType = DataType.BOOLEAN)
    boolean isNew;
    @DatabaseField(dataType = DataType.INTEGER)
    private int year;
    @DatabaseField(dataType = DataType.INTEGER)
    private int month;
    @DatabaseField(dataType = DataType.INTEGER)
    private int day;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long UserId;
    @DatabaseField(dataType = DataType.STRING)
    private String UserName;
    @DatabaseField(dataType = DataType.INTEGER)
    private int order;
}
public class List  {

    @DatabaseField(dataType = DataType.INTEGER, generatedId = true)
    private int id;
    @DatabaseField(dataType = DataType.LONG)
    private long ActionListId = -1;
    @DatabaseField(dataType = DataType.STRING)
    private String Name;
    @DatabaseField(dataType = DataType.LONG)
    private long WorkspaceId;
    @DatabaseField(dataType = DataType.STRING)
    private String day;
    @DatabaseField(dataType = DataType.SERIALIZABLE, canBeNull = true)
    private int[] date;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean parkingLot;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long CreatedAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long EditedAt;
    @DatabaseField(dataType = DataType.LONG_OBJ)
    private Long DeletedAt;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean IsDeleted;
    @DatabaseField(dataType = DataType.BOOLEAN)
    private boolean isNew;
    @DatabaseField(dataType = DataType.INTEGER)
    private int taskCount;
    @DatabaseField(dataType = DataType.INTEGER)
    private int Order;
}

      

Note: I've already read these posts: Wrong ORMLite performance on Android? : Ormlite DAO in android gets very slow when you are querying over several thousand results , How can I improve this way of loading objects from ORMLite on Android? I also read this: createOrUpdate ORMLite seems to be slow - what is normal speed? and the fact is that for this over 1500 elements the creation is going well, but this query is too slow:

      try {
            dao = (TaskDao) DatabaseSingleton.getDAO(Task.class);
            QueryBuilder<Task, Integer> qB = dao.queryBuilder();
            qB.where().eq("WorkspaceId", workspaceId).and().eq("isDeleted", false);
            CloseableIterator<Task> iterator = dao.iterator(qB.prepare());
             try {
                 while (iterator.hasNext()) {
                     Task item  = iterator.next();
                     ActionDto outputItem = new ActionDto(item);
                     list.add(outputItem);
                 }
             } finally {
                 iterator.close();
             }
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

      

Iterator doesn't help here

One more note : I read about slow annotations and that it was fixed in Gingerbread, so I want to say which devices I am using:

  • Samsung GT-S5660 Galaxy Gio with API 2.3.3
  • GenyMotion Nexus 5 emulator 4.4.2
  • Nexus 7 with 4.1.2 API

And it runs slow for all of them, I thought it might be due to the large number of LONG_OBJECTs in my classes and the number of fields in each of them, but it actually takes so long to load over 1500 items ( It takes over 10 seconds )

And also I don't want to change the ORM because ORMLite worked fine for me except for this case

Edit: As said in the comments, I have to say that it just qB.query()

takes almoust the same amount of time as iterator

loop

+3


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