DeviceExpressionParser Class

Represents a template based token substitution parser that supports binary and advanced expressions. with the Variables geared towards devices.

Definition

Namespace: Gemstone.Timeseries.Model
Assembly: Gemstone.Timeseries (in Gemstone.Timeseries.dll) Version: 1.0.164 -- Release Build+a92a9bf42cb46f572890ee63295d6658a513d9b3

C#View Source Request Example

public class DeviceExpressionParser

VBView Source Request Example

Public Class DeviceExpressionParser

C++View Source Request Example

public ref class DeviceExpressionParser

JavaScriptView Source Request Example

Gemstone.Timeseries.Model.DeviceExpressionParser = function();

Type.createClass(
	'Gemstone.Timeseries.Model.DeviceExpressionParser');

Inheritance: Object DeviceExpressionParser

Remarks

As an example, this parser can use a templated expression of the form:

C#

{Device.Acronym}:{Device.ID}

then replace the tokens with actual values and properly evaluate the expressions. Example results could look like: GPA_PMU:41

Parser also supports more complex C# style expressions using the "eval{}" function

Constructors

DeviceExpressionParser(String)	Creates a new DeviceExpressionParser.
DeviceExpressionParser(TemplatedExpressionParser)	Creates a new DeviceExpressionParser.

Properties

Substitutions

Additional Variable available in this instance.

Methods

Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
Execute	Create a new expression using the provided expression.
Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object)
GetHashCode	Serves as the default hash function. (Inherited from Object)
GetType	Gets the Type of the current instance. (Inherited from Object)
MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object)
ToString	Returns a string that represents the current object. (Inherited from Object)