design.puml

@startuml
'方案1

client -> logicServ: begin,
logicServ -> logicServ:begin_ts = getTs()
'logicServ -> storageServ:
logicServ -->client:

client->logicServ:get(key)
logicServ->storageServ:begin(begin_ts); get(key, begin_ts)
storageServ --> logicServ:
logicServ --> client:

client -> logicServ: update(key, value)
logicServ -> storageServ:update(key, value, begin_ts)
storageServ --> logicServ:
client <-- logicServ:

client -> logicServ: commit()
logicServ -> logicServ:start_ts = getTs()
logicServ -> storageServ:所有参与者prepare(start_ts, transList)
storageServ-->logicServ:
logicServ-->client:返回commit成功

logicServ -> logicServ:commit_ts = getTs() [可选]
logicServ->storageServ:id0参与者commit(commit_ts) [可选]
storageServ-->logicServ:


@enduml

@startuml

'(*)--> if "Some Test" then
'
'     -->[true] "activity 13"
'
'(*) --> if "Some Test" then
'
'  -->[true] "activity 1"
'
'  if "" then
'	-> "activity 3" as a3
'  else
'	if "Other test" then
'	  -left-> "activity 5"
'	else
'	  --> "activity 6"
'	endif
'  endif
'
'else
'
'  ->[false] "activity 2"
'
'endif
'
'a3 --> if "last test" then
'  --> "activity 7"
'else
'  -> "activity 8"
'endif
'a3 --> if "last test1" then
'  --> "activity 9"
'else
'  -> "activity 10"
'endif

(*) --> "a"
"TransationList"-->Trans1={stat:commited, version:commit_ts1}
"TransationList(no commited)"-->Trans2={stat:no prepare, version:null}
"TransationList(no commited)"-->Trans3={stat:no prepare, version:null}

DataList --> data_key1_entry={value:x, next:Trans1, version:Trans1}
DataList --> data_key2_entry={value:y, next:null, version:Trans1}

"data_key1_entry={value:x, next:Trans1, version:Trans1}"-->data_key1_Trans1={value:x, next:null, version:Trans1}

@enduml