BinaryFilterExpression Class

[SerializableAttribute]
public sealed class BinaryFilterExpression : FilterExpression

<SerializableAttribute>
Public NotInheritable Class BinaryFilterExpression
	Inherits FilterExpression

using System;
using Tekla.Structures.Filtering;
using Tekla.Structures.Filtering.Categories;
using Tekla.Structures.Model;

public class FilterExample
{
       // Creates a binary filter expression collection and gets objects from model database.
       public void CreateBinaryFilterExpressionCollection()
       {
           // Creates the binary filter expressions
           var partNameExpression = CreateBinaryFilterExpressionPartName();
           var objectTypeExpression = CreateBinaryFilterExpressionObjectType();

           // Creates the binary filter expression collection
           BinaryFilterExpressionCollection filter = new BinaryFilterExpressionCollection
           {
               new BinaryFilterExpressionItem(partNameExpression, BinaryFilterOperatorType.BOOLEAN_AND),
               new BinaryFilterExpressionItem(objectTypeExpression)
           };

           // Gets objects from model database
           var partList = new Model().GetModelObjectSelector().GetObjectsByFilter(filter);
       }

       // Creates a binary filter expression: PartName == BEAM1
       public BinaryFilterExpression CreateBinaryFilterExpressionPartName()
       {
           // Creates the filter expressions
           PartFilterExpressions.Name partName = new PartFilterExpressions.Name();
           StringConstantFilterExpression beam1 = new StringConstantFilterExpression("BEAM1");

           // Creates the binary filter expression
           return new BinaryFilterExpression(partName, StringOperatorType.IS_EQUAL, beam1);
       }

       // Creates a binary filter expression: ObjectType == PART
       public BinaryFilterExpression CreateBinaryFilterExpressionObjectType()
       {
           // Creates the filter expressions
           ObjectFilterExpressions.Type objectType = new ObjectFilterExpressions.Type();
           NumericConstantFilterExpression typePart = new NumericConstantFilterExpression(Tekla.Structures.TeklaStructuresDatabaseTypeEnum.PART);

           // Creates the binary filter expression
           return new BinaryFilterExpression(objectType, NumericOperatorType.IS_EQUAL, typePart);
       }
}