Class Multiset

Represents a Multiset of possible solutions.
Inheritance
System.Object
BaseMultiset
Multiset
GroupMultiset
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: VDS.RDF.Query.Algebra
Assembly: dotNetRDF.dll
Syntax
public class Multiset : BaseMultiset

Constructors

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Multiset()

Creates a new Empty Multiset.
Declaration
public Multiset()
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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
System.Collections.Generic.IEnumerable<System.String> variables

Fields

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_counter

Counter used to assign Set IDs.
Declaration
protected int _counter
Field Value
Type Description
System.Int32
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_sets

Dictionary of Sets in the Multiset.
Declaration
protected Dictionary<int, ISet> _sets
Field Value
Type Description
System.Collections.Generic.Dictionary<System.Int32, ISet>
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_variables

Variables contained in the Multiset.
Declaration
protected List<string> _variables
Field Value
Type Description
System.Collections.Generic.List<System.String>

Properties

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Count

Gets the number of Sets in the Multiset.
Declaration
public override int Count { get; }
Property Value
Type Description
System.Int32
Overrides
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IsEmpty

Gets whether the Multiset is empty.
Declaration
public override bool IsEmpty { get; }
Property Value
Type Description
System.Boolean
Overrides
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Item[Int32]

Gets a Set from the Multiset.
Declaration
public override ISet this[int id] { get; }
Parameters
Type Name Description
System.Int32 id Set ID.
Property Value
Type Description
ISet
Overrides
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SetIDs

Gets the IDs of Sets in the Multiset.
Declaration
public override IEnumerable<int> SetIDs { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.Int32>
Overrides
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Sets

Gets the Sets in the Multiset.
Declaration
public override IEnumerable<ISet> Sets { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<ISet>
Overrides
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Variables

Gets the Variables in the Multiset.
Declaration
public override IEnumerable<string> Variables { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<System.String>
Overrides

Methods

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Add(ISet)

Adds a Set to the Multiset.
Declaration
public override void Add(ISet s)
Parameters
Type Name Description
ISet s Set.
Overrides
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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
System.String variable Variable.
Overrides
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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
System.String var Variable.
INode n Value.
Returns
Type Description
System.Boolean
Overrides
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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
System.String var Variable.
Returns
Type Description
System.Boolean
Overrides
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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
System.Boolean
Overrides
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Remove(Int32)

Removes a Set from the Multiset.
Declaration
public override void Remove(int id)
Parameters
Type Name Description
System.Int32 id Set ID.
Overrides
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SetVariableOrder(IEnumerable<String>)

Sets the variable ordering for the multiset.
Declaration
public override void SetVariableOrder(IEnumerable<string> variables)
Parameters
Type Name Description
System.Collections.Generic.IEnumerable<System.String> variables Variable Ordering.
Overrides
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Trim()

Trims the Multiset to remove Temporary Variables.
Declaration
public override void Trim()
Overrides
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Trim(String)

Trims the Multiset to remove the given Variable.
Declaration
public override void Trim(string variable)
Parameters
Type Name Description
System.String variable Variable.
Overrides

Extension Methods