PlantUML Web Server

@startuml
!pragma layout elk
'!pragma layout Smetana

' Show + # or whatever before an attribute, instead of an icon
'skinparam classAttributeIconSize 0

' first
package "Package 7" <<FooBar Component>>  
{
  class HarpoFred
  class FredFileProcessor
  class FredResponseHandler
}

' second
package "Package 5" <<FooBar Component>> 
{
  class HarpoDiscover
  class DaffyResponseHandler
}

' third
package "Package 10" <<FooBar Component>>  
{
  class HarpoEthernetPacketBuilder
  class HarpoEthernetProxy
  class HarpoEthernetReponseHandler
  interface IHarpoPacketDescriptor
  interface IHarpoResponseHandler
  class FredRequestPacket
  interface IFredRequestPacket
  interface IDaffyRequestPacket
  interface IEepromUploadPacket
  interface IEventHandler
  interface IPlutoUploadPacket
}

' fourth
package "Package 9" <<FooBar Component>> 
{
  class GoofyResponseHandler
  class HarpoGoofyProxy
}

' fifth
package "Package 6" <<FooBar Component>>  
{
  class HarpoPlutoProgrammer
  class PlutoResponseHandler
}

' sixth
package "Package 8" <<FooBar Component>>  
{
  class HarpoSNMPIOProxy
}

' seventh
package "Package 4" <<FooBar Component>> 
{
  class HarpoModuleProgrammer
  class UploadResponseHandler
  class UploadManager
  class BinaryFilePreprocessor
}

' eighth
package "Package 3" <<FooBar Component>>  
{
  interface ISNMPHandler
  class SNMPIOHandler
  interface ISNMPServiceContainer
  interface ISNMPAgent
  class SNMPAgent
  class SNMPServiceContainer
  class SNMPGoofyHandler
}

' ninth
package "Package 1" <<FooBar Component>>  
{
  class FileUploadManager
  class IFredDescriptor
  class TFTPServiceContainer
  class TFTPServer
  class TFTPFredRequestHandler
  class TFTPShampooHandler
  interface ITFTPHandler
  class TFTPDaffyHandler
  interface ITFTPServiceContainer
  class TFTPPlutoHandler
  interface ITFTPServer
}

' tenth
package "Package 2" <<FooBar Component>>  
{
  class ServiceContainerBase
  interface IServiceContainer
}

"Package 7"    --> "Package 10" : Relies on
"Package 5"    --> "Package 10" : Relies on

' "Package 10" -- No arrows coming out of this.

"Package 9"    --> "Package 10" : Relies on
"Package 6"    --> "Package 10" : Relies on

"Package 8"    --> "Package 10" : Relies on
"Package 4"    --> "Package 10" : Relies on

'"Package 3"    -up-> "Package 2"
'''
"Package 3"    --> "Package 2"

"Package 3"    --> "Package 8" : Relies on
"Package 3"    --> "Package 9" : Relies on

'"Package 1"    -right-> "Package 4"
'"Package 1"    -right-> "Package 5"
'"Package 1"    -right-> "Package 6"
'"Package 1"    -right-> "Package 7"
'"Package 1"    -down-> "Package 2"
'''
"Package 1"    --> "Package 4"
"Package 1"    --> "Package 5"
"Package 1"    --> "Package 6"
"Package 1"    --> "Package 7"
"Package 1"    --> "Package 2"

' "Package 2"  -- No arrows coming out of this.

' Try to influence layout

'left to right direction
'!pragma layout smetana

'"Package 4" -[hidden]down-> "Package 5"
@enduml

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