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


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Revision as of 14:36, 29 July 2013

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+

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


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

See also