+---------------------------------------------------------------+
|                                                               |
|                                                               |
| Handshake ---> Negotiation -+--> Continuity ----> Termination |
|                   A         |    (app start) |    (app end)   |
|                   |         V        A       V       A        |
|                   |     violated     |     violated  |        |
|                   |    constraints   |   constraints |        |
|                   |      |     |     |_______|   ____|        |
|                   |      |     |     +-------+       |        |
|                   |      |     |                     |        |
|                   +------+     +---------------------+        |
|                                                               |
+---------------------------------------------------------------+