alshabib | a43aa25 | 2014-10-21 21:36:41 -0700 | [diff] [blame] | 1 | package org.onlab.onos.net.statistic; |
| 2 | |
| 3 | /** |
| 4 | * Simple data repository for link load information. |
| 5 | */ |
| 6 | public interface Load { |
| 7 | |
| 8 | /** |
alshabib | 3d643ec | 2014-10-22 18:33:00 -0700 | [diff] [blame] | 9 | * Obtain the current observed rate (in bytes/s) on a link. |
alshabib | a43aa25 | 2014-10-21 21:36:41 -0700 | [diff] [blame] | 10 | * @return long value |
| 11 | */ |
| 12 | long rate(); |
| 13 | |
| 14 | /** |
alshabib | 3d643ec | 2014-10-22 18:33:00 -0700 | [diff] [blame] | 15 | * Obtain the latest bytes counter viewed on that link. |
alshabib | a43aa25 | 2014-10-21 21:36:41 -0700 | [diff] [blame] | 16 | * @return long value |
| 17 | */ |
| 18 | long latest(); |
| 19 | |
alshabib | 3d643ec | 2014-10-22 18:33:00 -0700 | [diff] [blame] | 20 | /** |
| 21 | * Indicates whether this load was built on valid values. |
| 22 | * @return boolean |
| 23 | */ |
| 24 | boolean isValid(); |
| 25 | |
| 26 | /** |
| 27 | * Returns when this value was seen. |
| 28 | * @return epoch time |
| 29 | */ |
| 30 | long time(); |
| 31 | |
alshabib | a43aa25 | 2014-10-21 21:36:41 -0700 | [diff] [blame] | 32 | } |