Impressions#

Workflow#

skinparam monochrome true actor "User" as user participant "Supply AdServer" as supplyServer participant "Supply AdUser" as supplyUser participant "Demand AdServer" as demandServer participant "Demand AdUser" as demandUser actor "Advertiser" as advertiser ==Initialization== user -> supplyServer : Register event supplyServer -> supplyUser : Register event //redirected// supplyUser --> user: Return context scripts user -> supplyUser: Send user's context //optional// ==Displaying ads== loop periodically user -> supplyServer : Find creatives supplyServer -> supplyUser : Get user's context supplyUser --> supplyServer : Return user's context supplyServer --> user : Return creatives loop for each creative user -> demandServer : Get creative content demandServer --> user : Return creative content user -> supplyServer : View event supplyServer -> demandServer: View event //redirected// demandServer --> user: Return register URL user -> demandUser : Register event demandUser --> user: Return context scripts user -> demandUser: Send user's context //optional// end end ==Clicking== user -> supplyServer : Click event supplyServer -> demandServer : Click event //redirected// demandServer -> advertiser : Click event //redirected// advertiser --> demandServer: Click confirmation //optional//