@startuml

class PdmUiItem{
}

package PdmObject{

PdmUiItem <|---- PdmUiObjectHandle 
PdmObjectHandle -* "n" PdmObjectCapability

PdmObjectCapability <|-- PdmUiObjectHandle 

PdmObjectHandle    <|-- PdmObject
PdmUiObjectHandle  <|-- PdmObject
PdmXmlObjectHandle <|-- PdmObject

PdmObjectCapability <|-- PdmXmlObjectHandle  
}

package PdmField{

PdmUiItem <|---- PdmUiFieldHandle
PdmFieldCapability <|-- PdmUiFieldHandle

PdmObjectHandle -> "n" PdmFieldHandle

PdmFieldHandle -* "n" PdmFieldCapability

PdmFieldCapability <|-- PdmXmlFieldHandle

PdmFieldHandle <|--- "PdmField<T>"
PdmFieldHandle <|--- "PdmProxyField<T>"
PdmFieldHandle <|--- "PdmPtrField<T*>"
PdmFieldHandle <|--- "PdmChildField<T*>"
PdmFieldHandle <|--- "PdmChildArrayField<T*>"

}

PdmObject <|-- YourClass

@enduml