Difference between revisions of "Activity:GetObjectsByPropertyValue (Activity)"

Get Objects By Property Value
Name	GetObjectsByPropertyValue
Purpose	Query obejcts by a property value
Category	Object Primitives
Returns	The result of the query
Version	2.1.15+

Latest revision as of 09:44, 4 November 2015

The GetObjectsByPropertyValue queries object instances by comparing a named property to a given value.

[edit]

Description
Example

Description

Arguments

Argument	Type	Direction	Purpose
MetaClass	MetaClass	In	The MetaClass to query
PropertyName	String	In	The MetaProperty to use for comparison
Operator	QuerySearchItemOperator	In	The compare method, valid operators are: QuerySearchItemOperator.Equals QuerySearchItemOperator.NotEqual QuerySearchItemOperator.GreaterThan QuerySearchItemOperator.GreaterAndEqualThan QuerySearchItemOperator.LowerThan QuerySearchItemOperator.LowerAndEqualThan
PropertyValue	Object	In	The value to compare against
Index	Integer	In	The index if an indexed value is to be compared; set to -1 for regular value
FirstMatch	BaseClass	Out	The first object the query returned
Result	List<BaseClass>	Out	The result of the query

Usage

This activity is used to find UBIK^® instances during the execution of a workflow, by comparing a named property to a given value. Technically this activity creates a query for a single property on the fly and executes it.

Example

Load the MetaClass named PUMP and find all instances which have a POWER greater than 4 kilowatts:

Argument	Value
MetaClass	UBIKObject.Environment _ .GetSystemMetaClass(SystemObjects.METACLASS) _ .AllInstances("PUMP")
PropertyName	"POWER"
Operator	QuerySearchItemOperator.GreaterThan
PropertyValue	4
Index	-1

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 The GetObjectsByPropertyValue queries object [[Instance|instances]] by comparing a named property to a given value.
 = Description =
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-{{Activity/End}}
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 ==See also==