Class HasChangedFunction

special AST node HasChanged language feature.

Inheritance
System.Object
Node
Expression
HasChangedFunction
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: TimeCockpit.Data.QueryLanguage.Syntax
Assembly: TimeCockpit.Data.dll
Syntax
public class HasChangedFunction : Expression

Constructors

HasChangedFunction(String, Expression, Expression, Expression)

Initializes a new instance of the HasChangedFunction class.

Declaration
public HasChangedFunction(string alias, Expression lastSentAnchor, Expression currentVersion, Expression replicaId)
Parameters
Type Name Description
System.String alias

The alias to check.
Expression lastSentAnchor

The last sent anchor expression.
Expression currentVersion

The current version expresison.
Expression replicaId

The replicaId expression.

Properties

Alias

Gets the alias.

Declaration
public string Alias { get; }
Property Value
Type Description
System.String

CurrentVersion

Gets the expression producing the CurrentVersion value.

Declaration
public Expression CurrentVersion { get; }
Property Value
Type Description
Expression

LastSentAnchor

Gets the expression producing the lastSentAnchor value.

Declaration
public Expression LastSentAnchor { get; }
Property Value
Type Description
Expression

ReplicaId

Gets the expression producing the replica id.

Declaration
public Expression ReplicaId { get; }
Property Value
Type Description
Expression

Methods

Accept(Visitor)

dispatches a visitor to the node.

Declaration
public override Node Accept(Visitor visitor)
Parameters
Type Name Description
Visitor visitor

the visitor to dispatch.
Returns
Type Description
Node

The modified node if it or any sub node was modified; otherwise, returns the original.
Overrides