@startuml

title "Filters Sequence Diagram"

actor Connection
control HandlerChain
entity Filter1
entity Filter2
entity Filter3
control UploadControl
database Remote

Connection -> HandlerChain: chain.setNext(f1).sn(f2).sn(f3)
HandlerChain -> Filter1: setNext(f1)
Filter1 -> Filter2: setNext(f2)
Filter2 -> Filter3: setNext(f3)
Filter3 -> HandlerChain: <<built chain>>

Connection -> HandlerChain: handle()
HandlerChain -> Filter1: handle()
Filter1 -> Filter2: handle()
Filter2 -> Filter3: handle()
Filter3 -> HandlerChain: <<filtered data>>
HandlerChain -> Connection: <<data>>

Connection -> UploadControl: upload()
UploadControl -> Remote: <<data>>

Remote ->o Connection: <<success>>

@enduml