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4.1.1 Activation Request Message

The client passes a ConstructionCall (section 2.2.2) instance as an argument to the Activate method of the IActivator interface.

The sample message structure of the activation request is as follows.

 ProtocolIdentifier: 0x54454E2E
 MajorVersion: 1 (0x1)
 MinorVersion: 0 (0x0)
 Operation: Request (0x00)
 Content Length
    Content Distribution: Content Length (0x00)
    Content Length: 1013 (0x03F5)
 Header 1:
    RequestUriHeader
       HeaderToken: RequestUri (0x04)
       DataType:  CountedString (0x01)
       StringEncoding: UTF8 (0x01)
       UriValue: tcp://maheshdev2:8080/RemoteActivationService.rem
 Header 2:
    ContentTypeHeader: 
       HeaderToken: ContentType (0x06)
       DataType: CountedString (0x01)
       ContentTypeValue: application/octet-stream
 Header 3:
    EndHeader: 
       HeaderToken: EndOfHeaders(0x00)
  
 Binary Serialization Format
    SerializationHeaderRecord:
       BinaryHeaderEnum: SerializedStreamHeader (0x00)
       TopId: 1 (0x1)
       HeaderId: -1 (0xFFFFFFFF)
       MajorVersion: 1 (0x1)
       MinorVersion: 0 (0x0)
    BinaryMethodCall: 
       BinaryHeaderEnum: BinaryMethodCall (0x15)
       MessageEnum: 00000012
          NoArgs:                 (...............................0)
          ArgsInline:             (..............................0.)
          ArgsIsArray:            (.............................1..)
          ArgsInArray:            (............................0...)
          NoContext:              (...........................1....)
          ContextInline:          (..........................0.....)
          ContextInArray:         (.........................0......)
          MethodSignatureInArray: (........................0.......)
          PropertyInArray:        (.......................0........)
          NoReturnValue:          (......................0.........)
          ReturnValueVoid:        (.....................0..........)
          ReturnValueInline:      (....................0...........)
          ReturnValueInArray:     (...................0............)
          ExceptionInArray:       (..................0.............)
          Reserved:               (000000000000000000..............)
       MethodName: 
          PrimitiveTypeEnum: String (0x12)
          Data: Activate
       TypeName: 
          PrimitiveTypeEnum: String (0x12)
          Data: System.Runtime.Remoting.Activation.IActivator, 
                mscorlib, Version=2.0.0.0, Culture=neutral, 
                PublicKeyToken=b77a5c561934e089
       ArgsCount: 0 (0x0)
  
    CallArray:   
       ArraySingleObject:
          ObjectId: 1 (0x1)
          Length: 1 (0x1)
       MemberReference:
          IdRef: 2
          SystemClassWithMembersAndTypes:
          BinaryHeaderEnum: SystemClassWithMembersAndTypes (0x04)
          ObjectId: 2
          Name: System.Runtime.Remoting.Messaging.ConstructionCall
          NumMembers: 11 (0x0B)
             MemberNames:
                Data: __Uri
             MemberNames: 
                Data: __MethodName
             MemberNames:
                Data: __MethodSignature
             MemberNames:
                Data: __TypeName
             MemberNames:
                Data: __Args
             MemberNames:
                Data: __CallContext
             MemberNames:
                Data: __CallSiteActivationAttributes
             MemberNames:
                Data: __ActivationType
             MemberNames:
                Data: __ContextProperties
             MemberNames:
                Data: __Activator
             MemberNames:
                Data __ActivationTypeName
       BinaryTypeEnumA:
          Object  (0x02)
          String  (0x01)
          SystemClass (0x03)
          String  (0x01)
          ObjectArray (0x05)
          Object (0x02)
          Object (0x02)
          Object (0x02)
          SystemClass (0x03)
          SystemClass (0x03)
          String  (0x01)
       AdditionalTypeInformationArray:
          SystemClass:
             Length: 13 (0x0D)
             Data: System.Type[]
          SystemClass:
             Length: 28 (0x1C)
             Data: System.Collections.ArrayList
          SystemClass:
             Length: 56 (0x38)
             Data: System.Runtime.Remoting.Activation.
                   ContextLevelActivator
    ObjectNull:
       BinaryHeaderEnum: ObjectNull (0x0A)
    BinaryObjectString:
       BinaryHeaderEnum: BinaryObjectString (0x06)
       ObjectId: 3 (0x03)
       Length: 5 (0x05)
       Value: .ctor
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 4 (0x04)
    BinaryObjectString:
       BinaryHeaderEnum: BinaryObjectString (0x06)
       ObjectId: 5 (0x05)
       Length: 111 (0x06F)
       Value: DOJRemotingMetadata.MyServer, DOJRemotingMetadata, 
              Version=1.0.2616.21414, Culture=neutral, 
              PublicKeyToken=null
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 6 (0x06)
    ObjectNull:
       BinaryHeaderEnum: ObjectNull (0x0A)
    ObjectNull:
       BinaryHeaderEnum: ObjectNull (0x0A)
    ObjectNull:
       BinaryHeaderEnum: ObjectNull (0x0A)
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 7 (0x07)
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 8 (0x08)
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 5 (0x05)
    BinaryArray:
       BinaryHeaderEnum: BinaryArray (0x07)
       ObjectId: 4 (0x04)
       BinaryArrayTypeEnum: 0 (0x0)
       Rank: 1 (0x1)
       LengthA: 0 (0x0)
       BinaryTypeEnumA:
          ObjectUrt (0x03)
             Length: 11 (0x0B)
             Value: System.Type
    SystemClassWithMembersAndTypes:
       BinaryHeaderEnum: SystemClassWithMembersAndTypes (0x04)
       ObjectId: 7 (0x07)
       Name: System.Collections.ArrayList
       NumMembers: 3 (0x03)
          MemberNames:
             Data: _items
          MemberNames: 
             Data: _size
          MemberNames:
             Data: _version
       BinaryTypeEnumA:
          ObjectArray (0x05)
          Primitive  (0x00)
          Primitive  (0x00)
       Additional Type Information:
          Primitive Type: Int32 (0x08)
          Primitive Type: Int32 (0x08)
    Object Information Array:
       MemberReference:
          BinaryHeaderEnum: MemberReference (0x09)
          IdRef: 10 (0x0A)
       MemberPrimitiveUnTyped:
          Value: 0 (0x00)
       MemberPrimitiveUnTyped:
          Value: 0 (0x00)
    SystemClassWithMembersAndTypes:
       BinaryHeaderEnum: SystemClassWithMembersAndTypes (0x04)
       ObjectId: 8
       Name: System.Runtime.Remoting.Activation.ContextLevelActivator
       NumMembers: 1 (0x01)
          MemberNames:
             Data: m_NextActivator
       BinaryTypeEnumA:
          ObjectUrt (0x03)
       Additional Type Information:
          ObjectUrt:
             Length: 61 (0x3D)
             Data: System.Runtime.Remoting.Activation.
                   ConstructionLevelActivator
    MemberReference:
       BinaryHeaderEnum: MemberReference (0x09)
       IdRef: 11 (0x0B)
    ArraySingleObject:
       BinaryHeaderEnum: ArraySingleObject (0x10)
       ObjectId: 10 (0x0A)
       Length: 0 (0x00)
    BinaryObjectWithMapTyped:
       BinaryHeaderEnum: SystemClassWithMembersAndTypes (0x04)
       ObjectId: 11
       Name: System.Runtime.Remoting.Activation.
             ConstructionLevelActivator
       NumMembers: 0 (0x00)
    MessageEnd:
       BinaryHeaderEnum: MessageEnd (0x0B)