Class Multiset

Represents a Multiset of possible solutions.

Inheritance

object

BaseMultiset

Multiset

GroupMultiset

Inherited Members

BaseMultiset._orderedIDs

BaseMultiset.VirtualCount

BaseMultiset.UsePLinqEvaluation

BaseMultiset.Join(BaseMultiset)

BaseMultiset.LeftJoin(BaseMultiset, ISparqlExpression, SparqlEvaluationContext, ISparqlExpressionProcessor<IValuedNode, SparqlEvaluationContext, int>)

BaseMultiset.ExistsJoin(BaseMultiset, bool)

BaseMultiset.MinusJoin(BaseMultiset)

BaseMultiset.Product(BaseMultiset)

BaseMultiset.Union(BaseMultiset)

BaseMultiset.Merge(BaseMultiset)

BaseMultiset.Sort(IComparer<ISet>)

BaseMultiset.ToString()

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: VDS.RDF.Query.Algebra

Assembly: dotNetRdf.dll

Syntax

public class Multiset : BaseMultiset

Constructors

Multiset()

Creates a new Empty Multiset.

Declaration

public Multiset()

Multiset(IEnumerable<string>)

Creates a new Empty Mutliset that has the list of given Variables.

Declaration

public Multiset(IEnumerable<string> variables)

Parameters

Type	Name	Description
IEnumerable<string>	variables

Fields

_counter

Counter used to assign Set IDs.

Declaration

protected int _counter

Field Value

Type	Description
int

_sets

Dictionary of Sets in the Multiset.

Declaration

protected Dictionary<int, ISet> _sets

Field Value

Type	Description
Dictionary<int, ISet>

_variables

Variables contained in the Multiset.

Declaration

protected List<string> _variables

Field Value

Type	Description
List<string>

Properties

Count

Gets the number of Sets in the Multiset.

Declaration

public override int Count { get; }

Property Value

Type	Description
int

Overrides

BaseMultiset.Count

IsEmpty

Gets whether the Multiset is empty.

Declaration

public override bool IsEmpty { get; }

Property Value

Type	Description
bool

Overrides

BaseMultiset.IsEmpty

this[int]

Gets a Set from the Multiset.

Declaration

public override ISet this[int id] { get; }

Parameters

Type	Name	Description
int	id	Set ID.

Property Value

Type	Description
ISet

Overrides

BaseMultiset.this[int]

SetIDs

Gets the IDs of Sets in the Multiset.

Declaration

public override IEnumerable<int> SetIDs { get; }

Property Value

Type	Description
IEnumerable<int>

Overrides

BaseMultiset.SetIDs

Sets

Gets the Sets in the Multiset.

Declaration

public override IEnumerable<ISet> Sets { get; }

Property Value

Type	Description
IEnumerable<ISet>

Overrides

BaseMultiset.Sets

Variables

Gets the Variables in the Multiset.

Declaration

public override IEnumerable<string> Variables { get; }

Property Value

Type	Description
IEnumerable<string>

Overrides

BaseMultiset.Variables

Methods

Add(ISet)

Adds a Set to the Multiset.

Declaration

public override void Add(ISet s)

Parameters

Type	Name	Description
ISet	s	Set.

Overrides

BaseMultiset.Add(ISet)

AddVariable(string)

Adds a Variable to the list of Variables present in this Multiset.

Declaration

public override void AddVariable(string variable)

Parameters

Type	Name	Description
string	variable	Variable.

Overrides

BaseMultiset.AddVariable(string)

ContainsValue(string, INode)

Determines whether a given Value is present for a given Variable in any Set in this Multiset.

Declaration

public override bool ContainsValue(string var, INode n)

Parameters

Type	Name	Description
string	var	Variable.
INode	n	Value.

Returns

Type	Description
bool

Overrides

BaseMultiset.ContainsValue(string, INode)

ContainsVariable(string)

Returns whether a given Variable is present in any Set in this Multiset.

Declaration

public override bool ContainsVariable(string var)

Parameters

Type	Name	Description
string	var	Variable.

Returns

Type	Description
bool

Overrides

BaseMultiset.ContainsVariable(string)

ContainsVariables(IEnumerable<string>)

Returns whether the given Variables are all present (together or separately) in any Set in this Multiset.

Declaration

public override bool ContainsVariables(IEnumerable<string> vars)

Parameters

Type	Name	Description
IEnumerable<string>	vars	Variables.

Returns

Type	Description
bool

Overrides

BaseMultiset.ContainsVariables(IEnumerable<string>)

IsDisjointWith(BaseMultiset)

Determines whether this Multiset is disjoint with another Multiset.

Declaration

public override bool IsDisjointWith(BaseMultiset other)

Parameters

Type	Name	Description
BaseMultiset	other	Other Multiset.

Returns

Type	Description
bool

Overrides

BaseMultiset.IsDisjointWith(BaseMultiset)

Remove(int)

Removes a Set from the Multiset.

Declaration

public override void Remove(int id)

Parameters

Type	Name	Description
int	id	Set ID.

Overrides

BaseMultiset.Remove(int)

SetVariableOrder(IEnumerable<string>)

Sets the variable ordering for the multiset.

Declaration

public override void SetVariableOrder(IEnumerable<string> variables)

Parameters

Type	Name	Description
IEnumerable<string>	variables	Variable Ordering.

Overrides

BaseMultiset.SetVariableOrder(IEnumerable<string>)

Trim()

Trims the Multiset to remove Temporary Variables.

Declaration

public override void Trim()

Overrides

BaseMultiset.Trim()

Trim(string)

Trims the Multiset to remove the given Variable.

Declaration

public override void Trim(string variable)

Parameters

Type	Name	Description
string	variable	Variable.

Overrides

BaseMultiset.Trim(string)

Extension Methods

Extensions.ToSafeString(object)

AlgebraExtensions.ProductWithTimeout(BaseMultiset, BaseMultiset, long)

Extensions.AsEnumerable<T>(T)