public class DeviceStateGroup { byte[] group = new byte[16]; final String label; final long updatedAt; public DeviceStateGroup(byte[] _location, String _label, long _updatedAt) { group = _location; label = _label; updatedAt = _updatedAt; } public byte[] getGroup() { return group; } public String getLabel() { return label; } public long getUpdatedAt() { return updatedAt; } }