Class ThreadSafeTripleCollection

Thread Safe decorator for triple collections.
Inheritance
System.Object
BaseTripleCollection
WrapperTripleCollection
ThreadSafeTripleCollection
Implements
System.Collections.Generic.IEnumerable<Triple>
System.Collections.IEnumerable
System.IDisposable
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)
System.Object.ToString()
Namespace: VDS.RDF
Assembly: dotNetRDF.dll
Syntax
public class ThreadSafeTripleCollection : WrapperTripleCollection, IEnumerable<Triple>, IEnumerable, IDisposable
Remarks
Depending on the platform this either uses System.Threading.ReaderWriterLockSlim to provide MRSW concurrency or it uses System.Threading.Monitor to provide exclusive access concurrency, either way usage is thread safe.

Constructors

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ThreadSafeTripleCollection()

Creates a new thread safe triple collection which wraps a new instance of the default unindexed TripleCollection.
Declaration
public ThreadSafeTripleCollection()
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ThreadSafeTripleCollection(BaseTripleCollection)

Creates a new thread safe triple collection which wraps the provided triple collection.
Declaration
public ThreadSafeTripleCollection(BaseTripleCollection tripleCollection)
Parameters
Type Name Description
BaseTripleCollection tripleCollection Triple Collection.

Properties

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Count

Gets the Number of Triples in the Triple Collection.
Declaration
public override int Count { get; }
Property Value
Type Description
System.Int32
Overrides
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Item[Triple]

Gets the original instance of a specific Triple from the Triple Collection.
Declaration
public override Triple this[Triple t] { get; }
Parameters
Type Name Description
Triple t Triple.
Property Value
Type Description
Triple
Overrides
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ObjectNodes

Gets all the Nodes which are Objects of Triples in the Triple Collectio.
Declaration
public override IEnumerable<INode> ObjectNodes { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<INode>
Overrides
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PredicateNodes

Gets all the Nodes which are Predicates of Triples in the Triple Collection.
Declaration
public override IEnumerable<INode> PredicateNodes { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<INode>
Overrides
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SubjectNodes

Gets all the Nodes which are Subjects of Triples in the Triple Collection.
Declaration
public override IEnumerable<INode> SubjectNodes { get; }
Property Value
Type Description
System.Collections.Generic.IEnumerable<INode>
Overrides

Methods

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Add(Triple)

Adds a Triple to the Collection.
Declaration
protected override bool Add(Triple t)
Parameters
Type Name Description
Triple t Triple to add.
Returns
Type Description
System.Boolean
Overrides
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Contains(Triple)

Determines whether a given Triple is in the Triple Collection.
Declaration
public override bool Contains(Triple t)
Parameters
Type Name Description
Triple t The Triple to test.
Returns
Type Description
System.Boolean True if the Triple already exists in the Triple Collection.
Overrides
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Delete(Triple)

Deletes a Triple from the Collection.
Declaration
protected override bool Delete(Triple t)
Parameters
Type Name Description
Triple t Triple to remove.
Returns
Type Description
System.Boolean
Overrides
Remarks
Deleting something that doesn't exist has no effect and gives no error.
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Dispose()

Disposes of a Triple Collection.
Declaration
public override void Dispose()
Overrides
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EnterReadLock()

Enters the read lock.
Declaration
protected void EnterReadLock()
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EnterWriteLock()

Enters the write lock.
Declaration
protected void EnterWriteLock()
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ExitReadLock()

Exists the read lock.
Declaration
protected void ExitReadLock()
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ExitWriteLock()

Exists the write lock.
Declaration
protected void ExitWriteLock()
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GetEnumerator()

Gets the Enumerator for the Collection.
Declaration
public override IEnumerator<Triple> GetEnumerator()
Returns
Type Description
System.Collections.Generic.IEnumerator<Triple>
Overrides
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WithObject(INode)

Gets all triples with the given Object.
Declaration
public override IEnumerable<Triple> WithObject(INode obj)
Parameters
Type Name Description
INode obj Object.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides
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WithPredicate(INode)

Gets all triples with the given predicate.
Declaration
public override IEnumerable<Triple> WithPredicate(INode pred)
Parameters
Type Name Description
INode pred Predicate.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides
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WithPredicateObject(INode, INode)

Gets all triples with the given predicate object.
Declaration
public override IEnumerable<Triple> WithPredicateObject(INode pred, INode obj)
Parameters
Type Name Description
INode pred Predicate.
INode obj Object.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides
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WithSubject(INode)

Gets all the triples with the given subject.
Declaration
public override IEnumerable<Triple> WithSubject(INode subj)
Parameters
Type Name Description
INode subj Subject.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides
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WithSubjectObject(INode, INode)

Gets all the triples with the given subject and object.
Declaration
public override IEnumerable<Triple> WithSubjectObject(INode subj, INode obj)
Parameters
Type Name Description
INode subj Subject.
INode obj Object.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides
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WithSubjectPredicate(INode, INode)

Gets all triples with the given subject and predicate.
Declaration
public override IEnumerable<Triple> WithSubjectPredicate(INode subj, INode pred)
Parameters
Type Name Description
INode subj Subject.
INode pred Predicate.
Returns
Type Description
System.Collections.Generic.IEnumerable<Triple>
Overrides

Implements

System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable
System.IDisposable

Extension Methods