Rel. 1.01.307.0
[This is preliminary documentation and is subject to change.]
The Opc.Ua.Server namespace defines classes which can be used to implement a UA server.
These classes manage session and subscriptions created by clients and provide a simplified
API that can be used to provide access to data and events in an external system.
Classes
| Class | Description | |
|---|---|---|
 | AggregateCalculator |
Calculates the value for an aggregate.
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| AsyncPublishOperation |
Stores the state of an asynchrounous publish operation.
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| ContinuationPoint |
The table of all reference types known to the server.
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| CoreNodeManager |
The default node manager for the server.
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| CustomNodeManager |
A node manager for a variety of test data.
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| CustomNodeManager2 |
A sample implementation of the INodeManager interface.
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| DataChangeMonitoredItem |
Provides a basic monitored item implementation which does not support queuing.
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| DiagnosticsNodeManager |
A node manager the diagnostic information exposed by the server.
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| DiscoveryServer |
The standard implementation of a UA discovery server.
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| EventManager |
An object that manages all events raised within the server.
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| ImpersonateEventArgs |
A class which provides the event arguments for session related event.
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| LocalReference |
Stores a reference between NodeManagers that is needs to be created or deleted.
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| MasterNodeManager |
The master node manager for the server.
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| MaxAggregateCalculator |
Calculates the maximum aggregate for a stream of values.
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| MonitoredItem |
A handle that describes how to access a node/attribute via an i/o manager.
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| MonitoredItemQueue |
Provides a queue for data changes.
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| MonitoredItemTypeMask |
Defines constants for the monitored item type.
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| MonitoredNode |
Keeps track of the monitored items for a single node.
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| MonitoredNode2 |
Stores the current set of MonitoredItems for a Node.
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| NodeHandle |
Stores information about a NodeId specified by the client.
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| NodeMetadata |
Stores metadata required to process requests related to a node.
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| OperationContext |
Stores information used while a thread is completing an operation on behalf of a client.
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| RequestManager |
An object that manages requests from within the server.
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| ResourceManager |
An object that manages access to localized resources.
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| SamplingGroup |
An object which periodically reads the items and updates the cache.
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| SamplingGroupManager |
An object that manages the sampling groups for a node manager.
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| ServerInternalData |
A class that stores the globally accessible state of a server instance.
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| ServerSystemContext |
A generic implementation for ISystemContext interface.
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| ServerUtils |
The interface that a server exposes to objects that it contains.
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| Session |
A generic session manager object for a server.
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| SessionManager |
A generic session manager object for a server.
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| SessionPublishQueue |
Manages the publish queues for a session.
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| StandardServer |
The standard implementation of a UA server.
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| Subscription |
Manages a subscription created by a client.
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| SubscriptionManager |
A generic session manager object for a server.
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Interfaces
| Interface | Description | |
|---|---|---|
 | IDataChangeMonitoredItem |
Manages a monitored item created by a client.
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| IDataChangeMonitoredItem2 |
Manages a monitored item created by a client.
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| IEventMonitoredItem |
Manages a monitored item created by a client.
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| IMonitoredItem |
Manages a monitored item created by a client.
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| INodeManager |
An interface to an object that manages a set of nodes in the address space.
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| ISampledDataChangeMonitoredItem |
Manages a monitored item created by a client.
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| IServerInternal |
The interface that a server exposes to objects that it contains.
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| ISessionManager |
Allows application components to receive notifications when changes to sessions occur.
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| ISubscription |
An interface used by the monitored items to signal the subscription.
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| ISubscriptionManager |
Provides access to the subscription manager within the server.
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Delegates
| Delegate | Description | |
|---|---|---|
 | ImpersonateEventHandler |
The delegate for functions used to receive impersonation events.
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| RequestCancelledEventHandler |
Called when a request is cancelled.
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| SessionEventHandler |
The delegate for functions used to receive session related events.
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| SubscriptionEventHandler |
The delegate for functions used to receive subscription related events.
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Enumerations
| Enumeration | Description | |
|---|---|---|
 | PublishingState |
The current publishing state for a subcription.
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| RequestType |
The set of all service request types (used for collecting diagnostics and checking permissions).
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| SessionEventReason |
The possible reasons for a session related eventg.
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