Class Multiset

Represents a Multiset of possible solutions.

Inheritance
System.Object
BaseMultiset
Multiset
GroupMultiset
Inherited Members
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

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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<T><string> variables

Fields

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_counter

Counter used to assign Set IDs.

Declaration
protected int _counter
Field Value
Type Description
int
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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<TKey, TValue><int, ISet>
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_variables

Variables contained in the Multiset.

Declaration
protected List<string> _variables
Field Value
Type Description
System.Collections.Generic.List<T><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
int
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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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
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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<T><int>
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<T><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<T><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
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
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
string var

Variable.
Returns
Type Description
System.Boolean
Overrides
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ContainsVariables(IEnumerable<string>)

Declaration
public override bool ContainsVariables(IEnumerable<string> vars)
Parameters
Type Name Description
System.Collections.Generic.IEnumerable<T><string> vars
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(int)

Removes a Set from the Multiset.

Declaration
public override void Remove(int id)
Parameters
Type Name Description
int 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<T><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
string variable

Variable.
Overrides

Extension Methods