• DuetAPI
  • DuetAPIClient
  • DuetControlServer
  • DuetWebServer
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  • DuetAPI
    • CodeChannel
    • CodeParserException
    • IncompatibleVersionException
    • InternalServerException
    • InvalidParameterTypeException
    • MissingParameterException
  • DuetAPI.Commands
    • Acknowledge
    • AddHttpEndpoint
    • AddUserSession
    • BaseCommand
    • BaseResponse
    • Cancel
    • CheckPassword
    • Code
    • CodeFlags
    • CodeParameter
    • CodeParameterConverter
    • CodeParserBuffer
    • CodeType
    • Command
    • Command<T>
    • ErrorResponse
    • EvaluateExpression
    • Flush
    • GetFileInfo
    • GetObjectModel
    • HttpResponseType
    • Ignore
    • InstallPlugin
    • InstallSystemPackage
    • InvalidateChannel
    • KeywordType
    • LockObjectModel
    • PatchObjectModel
    • ReceivedHttpRequest
    • ReloadPlugin
    • RemoveHttpEndpoint
    • RemoveUserSession
    • Resolve
    • ResolvePath
    • Response<T>
    • SendHttpResponse
    • SetNetworkProtocol
    • SetObjectModel
    • SetPluginData
    • SetPluginProcess
    • SetUpdateStatus
    • SimpleCode
    • StartPlugin
    • StartPlugins
    • StopPlugin
    • StopPlugins
    • SyncObjectModel
    • UninstallPlugin
    • UninstallSystemPackage
    • UnlockObjectModel
    • WriteMessage
  • DuetAPI.Connection
    • ConnectionMode
    • Defaults
    • InterceptionMode
    • SubscriptionMode
  • DuetAPI.Connection.InitMessages
    • ClientInitMessage
    • CodeStreamInitMessage
    • CommandInitMessage
    • InterceptInitMessage
    • PluginServiceInitMessage
    • ServerInitMessage
    • SubscribeInitMessage
  • DuetAPI.ObjectModel
    • Accelerometer
    • AccessLevel
    • AnalogSensor
    • AnalogSensorType
    • AnalogSensorTypeConverter
    • Axis
    • BeepRequest
    • Board
    • BoardClosedLoop
    • BoardState
    • Build
    • BuildObject
    • CPU
    • ClosedLoopCurrentFraction
    • ClosedLoopPositionError
    • Compatibility
    • CoreKinematics
    • CurrentMove
    • DSF
    • DeltaKinematics
    • DeltaTower
    • DeserializationFailedEventArgs
    • DeserializationFailedEventHandler
    • DirectDisplay
    • DirectDisplayController
    • DirectDisplayEncoder
    • DirectDisplayScreen
    • DirectDisplayScreenST7567
    • Directories
    • DistanceUnit
    • DistanceUnitConverter
    • Driver
    • DriverClosedLoop
    • Duet3DFilamentMonitor
    • Endstop
    • EndstopType
    • Extruder
    • ExtruderNonlinear
    • Fan
    • FanThermostaticControl
    • FilamentMonitor
    • FilamentMonitorEnableMode
    • FilamentMonitorStatus
    • FilamentMonitorType
    • GCodeFileInfo
    • GCodeFileInfoConverter
    • GpInputPort
    • GpOutputPort
    • HangprinterKinematics
    • Heat
    • Heater
    • HeaterModel
    • HeaterModelPID
    • HeaterMonitor
    • HeaterMonitorAction
    • HeaterMonitorCondition
    • HeaterState
    • HttpEndpoint
    • HttpEndpointType
    • IGrowingModelCollection
    • IModelCollection
    • IModelDictionary
    • IModelObject
    • InductiveSensor
    • InputChannel
    • InputChannelState
    • InputShaping
    • InputShapingType
    • Inputs
    • Job
    • KeepoutZone
    • KeepoutZoneCoordinates
    • Kinematics
    • KinematicsName
    • KinematicsNameConverter
    • LaserFilamentMonitor
    • LaserFilamentMonitorCalibrated
    • LaserFilamentMonitorConfigured
    • Layer
    • LedStrip
    • LedStripType
    • LimitedResponseCountAttribute
    • Limits
    • LogLevel
    • MachineMode
    • MachineStatus
    • Memory
    • Message
    • MessageBox
    • MessageBoxMode
    • MessageType
    • Microstepping
    • MinMaxCurrent<T>
    • ModelCollection<T>
    • ModelDictionaryConverter
    • ModelDictionary<TValue>
    • ModelGrowingCollection<T>
    • ModelObject
    • MotorsIdleControl
    • Move
    • MoveCalibration
    • MoveCompensation
    • MoveCompensationType
    • MoveDeviations
    • MoveQueueItem
    • MoveRotation
    • MoveSegmentation
    • Network
    • NetworkInterface
    • NetworkInterfaceType
    • NetworkProtocol
    • NetworkState
    • ObjectModel
    • ObjectModelConverter
    • Plugin
    • PluginManifest
    • PolarKinematics
    • Probe
    • ProbeGrid
    • ProbeType
    • PulsedFilamentMonitor
    • PulsedFilamentMonitorCalibrated
    • PulsedFilamentMonitorConfigured
    • RestorePoint
    • RotatingMagnetFilamentMonitor
    • RotatingMagnetFilamentMonitorCalibrated
    • RotatingMagnetFilamentMonitorConfigured
    • SBC
    • SbcPropertyAttribute
    • ScaraKinematics
    • Sensors
    • SessionType
    • Skew
    • Spindle
    • SpindleState
    • StartupError
    • State
    • TemperatureError
    • ThumbnailInfo
    • ThumbnailInfoFormat
    • TiltCorrection
    • TimesLeft
    • Tool
    • ToolRetraction
    • ToolState
    • UserSession
    • Volume
    • ZLeadscrewKinematics
  • DuetAPI.Utility
    • DriverId
    • DriverIdJsonConverter
    • FileLists
    • Heightmap
    • JsonCamelCaseStringEnumConverter
    • JsonCharEnumConverter
    • JsonHelper
    • JsonLowerCaseStringEnumConverter
    • JsonOptionalShortDateTimeConverter
    • JsonPolymorphicWriteOnlyConverter<T>
    • JsonRegexListConverter
    • JsonShortDateTimeConverter
    • RequiredPermissionsAttribute
    • SbcPermissions
    • SbcPermissionsConverter
  • DuetAPIClient
    • BaseCommandConnection
    • BaseConnection
    • CodeStreamConnection
    • CommandConnection
    • HttpEndpointConnection
    • HttpEndpointUnixSocket
    • HttpEndpointUnixSocket.EndpointRequestReceived
    • InterceptConnection
    • SubscribeConnection
  • DuetControlServer
    • Program
    • Settings
  • DuetControlServer.Codes
    • ChannelProcessor
    • PipelineStage
    • Processor
  • DuetControlServer.Codes.Handlers
    • Functions
    • GCodes
    • Keywords
    • MCodes
    • TCodes
  • DuetControlServer.Codes.Pipelines
    • Executed
    • Firmware
    • PipelineBase
    • PipelineStackItem
    • Post
    • Pre
    • ProcessInternally
    • Start
  • DuetControlServer.Commands
    • AddHttpEndpoint
    • AddUserSession
    • CheckPassword
    • Code
    • EvaluateExpression
    • Flush
    • GetFileInfo
    • GetObjectModel
    • IConnectionCommand
    • InstallPlugin
    • InstallSystemPackage
    • InvalidateChannel
    • LockObjectModel
    • PatchObjectModel
    • ReloadPlugin
    • RemoveHttpEndpoint
    • RemoveUserSession
    • ResolvePath
    • SetNetworkProtocol
    • SetObjectModel
    • SetPluginData
    • SetPluginProcess
    • SetUpdateStatus
    • SimpleCode
    • StartPlugin
    • StartPlugins
    • StopPlugin
    • StopPlugins
    • SyncObjectModel
    • UninstallPlugin
    • UninstallSystemPackage
    • UnlockObjectModel
    • WriteMessage
  • DuetControlServer.Files
    • CodeBlock
    • CodeFile
    • FileDirectory
    • FilePath
    • InfoParser
    • JobProcessor
    • MacroFile
  • DuetControlServer.Files.ImageProcessing
    • IconImageParser
    • ImageParser
    • ImageProcessingException
  • DuetControlServer.IPC
    • Connection
    • LockManager
    • Server
  • DuetControlServer.IPC.Processors
    • Base
    • CodeInterception
    • CodeStream
    • Command
    • ModelSubscription
    • PluginService
  • DuetControlServer.Model
    • Expressions
    • Expressions.CustomAsyncFunctionResolver
    • Filter
    • ItemPathNode
    • Observer
    • Observer.PropertyPathChanged
    • PeriodicUpdater
    • PropertyChangeType
    • Provider
    • Updater
  • DuetControlServer.SPI
    • DataTransfer
    • EvaluateExpressionRequest
    • Interface
    • Interface.MovementLock
    • VariableRequest
  • DuetControlServer.SPI.Channel
    • LockRequest
    • Manager
    • Processor
    • State
  • DuetControlServer.SPI.Communication
    • Consts
  • DuetControlServer.SPI.Communication.FirmwareRequests
    • AbortFileHeader
    • CodeBufferUpdateHeader
    • DoCodeHeader
    • EvaluationResultHeader
    • ExecuteMacroHeader
    • FileChunkHeader
    • FileHandleHeader
    • OpenFileHeader
    • PrintPausedHeader
    • PrintPausedReason
    • ReadFileHeader
    • Request
    • SeekFileHeader
  • DuetControlServer.SPI.Communication.SbcRequests
    • AssignFilamentHeader
    • BooleanHeader
    • CodeFlags
    • CodeHeader
    • CodeParameter
    • DeleteLocalVariableHeader
    • FileChunkHeader
    • FileDataHeader
    • GetObjectModelHeader
    • MacroCompleteHeader
    • OpenFileResult
    • PrintStartedHeader
    • PrintStoppedHeader
    • Request
    • SetObjectModelHeader
    • SetVariableHeader
  • DuetControlServer.SPI.Communication.Shared
    • CodeChannelHeader
    • DataType
    • HeightMapHeader
    • MessageHeader
    • MessageTypeFlags
    • PacketHeader
    • PrintStoppedReason
    • StringHeader
    • TransferHeader
    • TransferResponse
  • DuetControlServer.SPI.Serialization
    • Reader
    • Writer
  • DuetControlServer.Utility
    • BuildDateTimeAttribute
    • CRC16
    • CRC32
    • Firmware
    • Logger
    • PriorityThreadRunner
  • DuetWebServer
    • Program
    • Settings
    • Startup
  • DuetWebServer.Authorization
    • Policies
    • SessionKeyAuthenticationHandler
    • SessionKeyAuthenticationSchemeOptions
  • DuetWebServer.Controllers
    • MachineController
    • RepRapFirmwareController
    • WebSocketController
  • DuetWebServer.FileProviders
    • DuetFileProvider
  • DuetWebServer.Middleware
    • CustomEndpointMiddleware
    • FallbackMiddleware
    • FixContentTypeMiddleware
    • HttpEndpointConnection
  • DuetWebServer.Services
    • ModelObserver
    • SessionExpiry
  • DuetWebServer.Singletons
    • IModelProvider
    • IModelProvider.WebDirectoryChanged
    • ISessionStorage
    • ModelProvider
    • SessionStorage
  • DuetWebServer.Utility
    • CRC32

Class ModelSubscription

Subscription processor that notifies clients about object model changes. There is no point in deserializing the object model here so only the JSON representation is kept here.

Inheritance
object
Base
ModelSubscription
Inherited Members
Base.GetCommandType(string)
object.Equals(object)
object.Equals(object, object)
object.GetHashCode()
object.GetType()
object.ReferenceEquals(object, object)
object.ToString()
Namespace: DuetControlServer.IPC.Processors
Assembly: DuetControlServer.dll
Syntax
public sealed class ModelSubscription : Base

Constructors

ModelSubscription(Connection, ClientInitMessage)

Constructor of the subscription processor

Declaration
public ModelSubscription(Connection conn, ClientInitMessage initMessage)
Parameters
Type Name Description
Connection conn

Connection instance

ClientInitMessage initMessage

Initialization message

Fields

SupportedCommands

List of supported commands in this mode

Declaration
public static readonly Type[] SupportedCommands
Field Value
Type Description
Type[]

Properties

HasClientsWaitingForMessages

Check if there are any clients waiting for generic messages

Declaration
public static bool HasClientsWaitingForMessages { get; }
Property Value
Type Description
bool

Methods

GetPathNode(Dictionary<string, object?>, object[])

Get the dictionary or list object using a path node to record properties

Declaration
public static object? GetPathNode(Dictionary<string, object?> root, object[] path)
Parameters
Type Name Description
Dictionary<string, object> root

Root dictionary

object[] path

Path node

Returns
Type Description
object

Item at the given path

Process()

Task that keeps pushing model updates to the client

Declaration
public override Task Process()
Returns
Type Description
Task

Task that represents the lifecycle of a connection

Overrides
Base.Process()

RecordMessage(MessageTypeFlags, Message)

Record a new message based on the message flags

Declaration
public static void RecordMessage(MessageTypeFlags flags, Message message)
Parameters
Type Name Description
MessageTypeFlags flags

Message flags

Message message
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