Class DynamicGraph

A wrapper that provides read/write dictionary and dynamic functionality.

Inheritance
System.Object
WrapperGraph
DynamicGraph
Implements
System.IDisposable
System.IEquatable<T><IGraph>
System.Dynamic.IDynamicMetaObjectProvider
System.Collections.Generic.IDictionary<TKey, TValue><INode, System.Object>
System.Collections.Generic.ICollection<T><KeyValuePair<INode, System.Object>>
System.Collections.Generic.IEnumerable<T><KeyValuePair<INode, System.Object>>
System.Collections.Generic.IDictionary<TKey, TValue><string, System.Object>
System.Collections.Generic.ICollection<T><KeyValuePair<string, System.Object>>
System.Collections.Generic.IEnumerable<T><KeyValuePair<string, System.Object>>
System.Collections.Generic.IDictionary<TKey, TValue><System.Uri, System.Object>
System.Collections.Generic.ICollection<T><KeyValuePair<System.Uri, System.Object>>
System.Collections.Generic.IEnumerable<T><KeyValuePair<System.Uri, System.Object>>
System.Collections.IEnumerable
Inherited Members
object.Equals(object)
object.Equals(object, object)
object.GetHashCode()
object.GetType()
object.MemberwiseClone()
object.ReferenceEquals(object, object)
object.ToString()
Namespace: VDS.RDF.Dynamic
Assembly: dotNetRdf.Dynamic.dll
Syntax
public class DynamicGraph : WrapperGraph, IGraph, INodeFactory, IDisposable, ITripleIndex, IEquatable<IGraph>, IDynamicMetaObjectProvider, IDictionary<INode, object>, ICollection<KeyValuePair<INode, object>>, IEnumerable<KeyValuePair<INode, object>>, IDictionary<string, object>, ICollection<KeyValuePair<string, object>>, IEnumerable<KeyValuePair<string, object>>, IDictionary<Uri, object>, ICollection<KeyValuePair<Uri, object>>, IEnumerable<KeyValuePair<Uri, object>>, IEnumerable

Constructors

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DynamicGraph(IGraph, Uri, Uri)

Initializes a new instance of the DynamicGraph class.

Declaration
public DynamicGraph(IGraph graph = null, Uri subjectBaseUri = null, Uri predicateBaseUri = null)
Parameters
Type Name Description
IGraph graph

The IGraph to wrap.
System.Uri subjectBaseUri

The System.Uri used for resolving relative subject references.
System.Uri predicateBaseUri

The System.Uri used for resolving relative predicate references.

Properties

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Count

Gets the number of URI nodes in this graph.

Declaration
public int Count { get; }
Property Value
Type Description
int
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IsReadOnly

Gets a value indicating whether this graph dictionary is read only (always false).

Declaration
public bool IsReadOnly { get; }
Property Value
Type Description
System.Boolean
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this[string]

Gets nodes equivalent to node or sets statements with subject equivalent to node and predicate and objects equivalent to value.

Declaration
public object this[string node] { get; set; }
Parameters
Type Name Description
string node

The node to wrap dynamically.
Property Value
Type Description
System.Object

A DynamicNode wrapped around the node.
Exceptions
Type Condition
System.ArgumentNullException

When node is null.
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this[Uri]

Gets nodes equivalent to node or sets statements with subject equivalent to node and predicate and objects equivalent to value.

Declaration
public object this[Uri node] { get; set; }
Parameters
Type Name Description
System.Uri node

The node to wrap dynamically.
Property Value
Type Description
System.Object

A DynamicNode wrapped around the node.
Exceptions
Type Condition
System.ArgumentNullException

When node is null.
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this[INode]

Gets nodes equal to node or sets statements with subject equal to node and predicate and objects equivalent to value.

Declaration
public object this[INode node] { get; set; }
Parameters
Type Name Description
INode node

The node to wrap dynamically.
Property Value
Type Description
System.Object

A DynamicNode wrapped around the node.
Exceptions
Type Condition
System.ArgumentNullException

When node is null.
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Keys

Gets an System.Collections.Generic.ICollection<T> containing Uri subject node names shortened as much as possible.

Declaration
public ICollection<string> Keys { get; }
Property Value
Type Description
System.Collections.Generic.ICollection<T><string>
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PredicateBaseUri

Gets the URI used for resolving relative predicate references.

Declaration
public Uri PredicateBaseUri { get; }
Property Value
Type Description
System.Uri
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SubjectBaseUri

Gets the System.Uri used for resolving relative subject references.

Declaration
public Uri SubjectBaseUri { get; }
Property Value
Type Description
System.Uri
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Values

Gets a collection of DynamicNodes representing URI nodes in this graph.

Declaration
public ICollection<object> Values { get; }
Property Value
Type Description
System.Collections.Generic.ICollection<T><System.Object>

Methods

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Add(string, object)

Asserts statements equivalent to the parameters.

Declaration
public void Add(string subject, object predicateAndObjects)
Parameters
Type Name Description
string subject

The subject to assert.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to assert.
Exceptions
Type Condition
System.ArgumentNullException

When subject or predicateAndObjects is null.
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Add(Uri, object)

Asserts statements equivalent to the parameters.

Declaration
public void Add(Uri subject, object predicateAndObjects)
Parameters
Type Name Description
System.Uri subject

The subject to assert.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to assert.
Exceptions
Type Condition
System.ArgumentNullException

When subject.
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Add(INode, object)

Asserts statements equivalent to the parameters.

Declaration
public void Add(INode subject, object predicateAndObjects)
Parameters
Type Name Description
INode subject

The subject to assert.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to assert.
Exceptions
Type Condition
System.ArgumentNullException

When subject or predicateAndObjects is null.
System.InvalidOperationException

When predicateAndObjects is a dictionary with keys other than INode, System.Uri or string.
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Contains(string, object)

Checks whether statements exist equivalent to the parameters.

Declaration
public bool Contains(string subject, object predicateAndObjects)
Parameters
Type Name Description
string subject

The subject to check.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to check.
Returns
Type Description
System.Boolean

Whether statements exist equivalent to the parameters.
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Contains(Uri, object)

Checks whether statements exist equivalent to the parameters.

Declaration
public bool Contains(Uri subject, object predicateAndObjects)
Parameters
Type Name Description
System.Uri subject

The subject to check.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to check.
Returns
Type Description
System.Boolean

Whether statements exist equivalent to the parameters.
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Contains(INode, object)

Checks whether statements exist equivalent to the parameters.

Declaration
public bool Contains(INode subject, object predicateAndObjects)
Parameters
Type Name Description
INode subject

The subject to check.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to check.
Returns
Type Description
System.Boolean

Whether statements exist equivalent to the parameters.
Exceptions
Type Condition
System.InvalidOperationException

When predicateAndObjects is a dictionary with keys other than INode, System.Uri or string.
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ContainsKey(string)

Checks whether a URI node equivalent to key exists.

Declaration
public bool ContainsKey(string key)
Parameters
Type Name Description
string key

The node to check.
Returns
Type Description
System.Boolean

Whether a URI node equivalent to key exists.
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ContainsKey(Uri)

Checks whether a URI node equivalent to key exists.

Declaration
public bool ContainsKey(Uri key)
Parameters
Type Name Description
System.Uri key

The node to check.
Returns
Type Description
System.Boolean

Whether a URI node equivalent to key exists.
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ContainsKey(INode)

Checks whether a URI node equal to key exists.

Declaration
public bool ContainsKey(INode key)
Parameters
Type Name Description
INode key

The node to check.
Returns
Type Description
System.Boolean

Whether a URI node equal to key exists.
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Remove(string, object)

Retracts statements equivalent to the parameters.

Declaration
public bool Remove(string subject, object predicateAndObjects)
Parameters
Type Name Description
string subject

The subject to retract.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
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Remove(string)

Retracts statements with subject.

Declaration
public bool Remove(string subject)
Parameters
Type Name Description
string subject

The subject to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
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Remove(Uri, object)

Retracts statements equivalent to parameters.

Declaration
public bool Remove(Uri subject, object predicateAndObjects)
Parameters
Type Name Description
System.Uri subject

The subject to retract.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
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Remove(Uri)

Retracts statements with subject.

Declaration
public bool Remove(Uri subject)
Parameters
Type Name Description
System.Uri subject

The subject to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
Exceptions
Type Condition
System.ArgumentNullException

When subject is null.
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Remove(INode, object)

Retracts statements equivalent to the parameters.

Declaration
public bool Remove(INode subject, object predicateAndObjects)
Parameters
Type Name Description
INode subject

The subject to retract.
System.Object predicateAndObjects

An object with public properties or a dictionary representing predicates and objects to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
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Remove(INode)

Retracts statements with subject.

Declaration
public bool Remove(INode subject)
Parameters
Type Name Description
INode subject

The subject to retract.
Returns
Type Description
System.Boolean

Whether any statements were retracted.
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TryGetValue(string, out object)

Tries to get a node from the graph.

Declaration
public bool TryGetValue(string node, out object value)
Parameters
Type Name Description
string node

The node to try.
System.Object value

A DynamicNode wrapped around the node.
Returns
Type Description
System.Boolean

A value representing whether a value was set or not.
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TryGetValue(Uri, out object)

Tries to get a node from the graph.

Declaration
public bool TryGetValue(Uri node, out object value)
Parameters
Type Name Description
System.Uri node

The node to try.
System.Object value

A DynamicNode wrapped around the node.
Returns
Type Description
System.Boolean

A value representing whether a value was set or not.
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TryGetValue(INode, out object)

Tries to get a node from the graph.

Declaration
public bool TryGetValue(INode node, out object value)
Parameters
Type Name Description
INode node

The node to try.
System.Object value

A DynamicNode wrapped around the node.
Returns
Type Description
System.Boolean

A value representing whether a value was set or not.

Implements

System.IDisposable
System.IEquatable<T>
System.Dynamic.IDynamicMetaObjectProvider
System.Collections.Generic.IDictionary<TKey, TValue>
System.Collections.Generic.ICollection<T>
System.Collections.Generic.IEnumerable<T>
System.Collections.Generic.IDictionary<TKey, TValue>
System.Collections.Generic.ICollection<T>
System.Collections.Generic.IEnumerable<T>
System.Collections.Generic.IDictionary<TKey, TValue>
System.Collections.Generic.ICollection<T>
System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable

Extension Methods