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typescript
duniter
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c985de23
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c985de23
authored
9 years ago
by
Cédric Moreau
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Doc: added core file system diagram
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0a8845af
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doc/core_file_system.pu
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c985de23
@startuml
skinparam sequence {
ArrowColor DeepSkyBlue
ActorBorderColor DeepSkyBlue
LifeLineBorderColor blue
LifeLineBackgroundColor #A9DCDF
}
participant "System" as S
participant "Folder 3\n /A.json" as F3
participant "Folder 2\n /B.json" as F2
participant "Folder 1\n /A.json\n /C.json" as F1
== Direct READ ==
autonumber
S ->o F3 : Read File A
activate F3
F3 --> S : Content of A
deactivate F3
== Traversal READ ==
autonumber
S ->x F3 : Read File B
activate F3
F3 ->o F2 : Read File B
activate F2
F2 --> F3 : Content of B
deactivate F2
F3 --> S : Content of B
deactivate F3
autonumber
S ->x F3 : Read File C
activate F3
F3 ->x F2 : Read File C
activate F2
F2 ->o F1 : Read File C
activate F1
F1 --> F2 : Content of C
deactivate F1
F2 --> F3 : Content of C
deactivate F2
F3 --> S : Content of C
deactivate F3
... After some time... ...
rnote over F3
WRITE of file **/C.json**
endrnote
... After some time... ...
rnote over S
Want to read file C.json again
endrnote
autonumber
S ->o F3 : Read File C
activate F3
F3 --> S : Content of C
deactivate F3
rnote over F1
File C.json won't be read here
endrnote
... After some time... ...
rnote over F2
WRITE of file **/D.json**
endrnote
... After some time... ...
autonumber
S ->x F3 : Read File D
activate F3
F3 ->o F2 : Read File D
activate F2
F2 --> F3 : Content of D
deactivate F2
F3 --> S : Content of D
deactivate F3
== LIST ==
rnote over F3
WRITE of file **/DIR/G.json**
endrnote
rnote over F2
WRITE of file **/DIR/H.json**
endrnote
rnote over F1
WRITE of file **/DIR/I.json**
endrnote
autonumber
S -> F3 : List files in DIR
activate F3
F3 -> F2 : List files in DIR
activate F2
F2 ->o F1 : List files in DIR
activate F1
F1 --> F2 : Returns I
deactivate F1
F2 --> F3 : Returns I,H
deactivate F2
F3 --> S : Returns G,H,I
deactivate F3
rnote over F1
WRITE of file **/DIR2/I.json**
endrnote
autonumber
S -> F3 : List files in DIR2
activate F3
F3 -> F2 : List files in DIR2
activate F2
F2 ->o F1 : List files in DIR2
activate F1
F1 --> F2 : Returns I
deactivate F1
F2 --> F3 : Returns I
deactivate F2
F3 --> S : Returns I
deactivate F3
... ...
rnote over F2
WRITE of file **/DIR2/I.json**
endrnote
... ...
autonumber
S -> F3 : List files in DIR2
activate F3
F3 -> F2 : List files in DIR2
activate F2
F2 ->o F1 : List files in DIR2
activate F1
F1 -->x F2 : Returns I
deactivate F1
rnote over F2
File /DIR2/I.json of folder 1 is
overriden by Folder 2
endrnote
F2 --> F3 : Returns I\n**of Folder 2**
deactivate F2
F3 --> S : Returns I
deactivate F3
... ...
rnote over F3
**REMOVE** file **/DIR2/I.json**
endrnote
... ...
autonumber
S -> F3 : List files in DIR2
activate F3
F3 -> F2 : List files in DIR2
activate F2
F2 ->o F1 : List files in DIR2
activate F1
F1 -->x F2 : Returns I
rnote over F2
File /DIR2/I.json of folder 1 is
overriden by Folder 2
endrnote
deactivate F1
F2 -->x F3 : Returns I\n**of Folder 2**
rnote over F3
But finally /DIR2/I.json has been
removed in Folder 3, so it
won't be returned at all.
endrnote
deactivate F2
F3 --> S : Returns empty list
deactivate F3
@enduml
\ No newline at end of file
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