Class GraphTraversalSource

A GraphTraversalSource is the primary DSL of the Gremlin traversal machine. It provides access to all the configurations and steps for Turing complete graph computing.

Inheritance

System.Object

GraphTraversalSource

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.ToString()

System.Object.ReferenceEquals(System.Object, System.Object)

Namespace: Gremlin.Net.Process.Traversal

Assembly: cs.temp.dll.dll

Syntax

public class GraphTraversalSource

Constructors

GraphTraversalSource()

Initializes a new instance of the GraphTraversalSource class.

Declaration

public GraphTraversalSource()

GraphTraversalSource(ICollection<ITraversalStrategy>, Bytecode)

Initializes a new instance of the GraphTraversalSource class.

Declaration

public GraphTraversalSource(ICollection<ITraversalStrategy> traversalStrategies, Bytecode bytecode)

Parameters

Type	Name	Description
ICollection<ITraversalStrategy>	traversalStrategies	The traversal strategies associated with this graph traversal source.
Bytecode	bytecode	The Bytecode associated with the current state of this graph traversal source.

GraphTraversalSource(ICollection<ITraversalStrategy>, Bytecode, IRemoteConnection)

Declaration

public GraphTraversalSource(ICollection<ITraversalStrategy> traversalStrategies, Bytecode bytecode, IRemoteConnection connection)

Parameters

Type	Name	Description
ICollection<ITraversalStrategy>	traversalStrategies
Bytecode	bytecode
IRemoteConnection	connection

Properties

Bytecode

Gets or sets the Bytecode associated with the current state of this graph traversal source.

Declaration

public Bytecode Bytecode { get; set; }

Property Value

Type	Description
Bytecode

IsSessionBound

Declaration

public bool IsSessionBound { get; }

Property Value

Type	Description
System.Boolean

TraversalStrategies

Gets or sets the traversal strategies associated with this graph traversal source.

Declaration

public ICollection<ITraversalStrategy> TraversalStrategies { get; set; }

Property Value

Type	Description
ICollection<ITraversalStrategy>

Methods

AddE(ITraversal)

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the addE step to that traversal.

Declaration

public GraphTraversal<Edge, Edge> AddE(ITraversal edgeLabelTraversal)

Parameters

Type	Name	Description
ITraversal	edgeLabelTraversal

Returns

Type	Description
GraphTraversal<Edge, Edge>

AddE(String)

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the addE step to that traversal.

Declaration

public GraphTraversal<Edge, Edge> AddE(string label)

Parameters

Type	Name	Description
System.String	label

Returns

Type	Description
GraphTraversal<Edge, Edge>

AddV()

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the addV step to that traversal.

Declaration

public GraphTraversal<Vertex, Vertex> AddV()

Returns

Type	Description
GraphTraversal<Vertex, Vertex>

AddV(ITraversal)

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the addV step to that traversal.

Declaration

public GraphTraversal<Vertex, Vertex> AddV(ITraversal vertexLabelTraversal)

Parameters

Type	Name	Description
ITraversal	vertexLabelTraversal

Returns

Type	Description
GraphTraversal<Vertex, Vertex>

AddV(String)

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the addV step to that traversal.

Declaration

public GraphTraversal<Vertex, Vertex> AddV(string label)

Parameters

Type	Name	Description
System.String	label

Returns

Type	Description
GraphTraversal<Vertex, Vertex>

E(Object[])

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the E step to that traversal.

Declaration

public GraphTraversal<Edge, Edge> E(params object[] edgesIds)

Parameters

Type	Name	Description
System.Object[]	edgesIds

Returns

Type	Description
GraphTraversal<Edge, Edge>

Inject<S>(S[])

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the inject step to that traversal.

Declaration

public GraphTraversal<S, S> Inject<S>(params S[] starts)

Parameters

Type	Name	Description
S[]	starts

Returns

Type	Description
GraphTraversal<S, S>

Type Parameters

Name	Description
S

Io<S>(String)

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the io step to that traversal.

Declaration

public GraphTraversal<S, S> Io<S>(string file)

Parameters

Type	Name	Description
System.String	file

Returns

Type	Description
GraphTraversal<S, S>

Type Parameters

Name	Description
S

Tx()

Spawns a new object that can then start and stop a transaction.

Declaration

public RemoteTransaction Tx()

Returns

Type	Description
RemoteTransaction	The spawned transaction.

Exceptions

Type	Condition
System.InvalidOperationException	Thrown if this traversal source is already bound to a session.

V(Object[])

Spawns a GraphTraversal<S, E> off this graph traversal source and adds the V step to that traversal.

Declaration

public GraphTraversal<Vertex, Vertex> V(params object[] vertexIds)

Parameters

Type	Name	Description
System.Object[]	vertexIds

Returns

Type	Description
GraphTraversal<Vertex, Vertex>

With(String)

Declaration

public GraphTraversalSource With(string key)

Parameters

Type	Name	Description
System.String	key

Returns

Type	Description
GraphTraversalSource

With(String, Object)

Declaration

public GraphTraversalSource With(string key, object value)

Parameters

Type	Name	Description
System.String	key
System.Object	value

Returns

Type	Description
GraphTraversalSource

WithBindings(Object)

Declaration

[Obsolete("Use the Bindings class instead.", false)]
public GraphTraversalSource WithBindings(object bindings)

Parameters

Type	Name	Description
System.Object	bindings

Returns

Type	Description
GraphTraversalSource

WithBulk(Boolean)

Declaration

public GraphTraversalSource WithBulk(bool useBulk)

Parameters

Type	Name	Description
System.Boolean	useBulk

Returns

Type	Description
GraphTraversalSource

WithComputer(String, Nullable<Int32>, String, String, ITraversal, ITraversal, Dictionary<String, Object>)

Add a GraphComputer class used to execute the traversal. This adds a to the strategies.

Declaration

public GraphTraversalSource WithComputer(string graphComputer = null, int? workers = default(int? ), string persist = null, string result = null, ITraversal vertices = null, ITraversal edges = null, Dictionary<string, dynamic> configuration = null)

Parameters

Type	Name	Description
System.String	graphComputer
System.Nullable<System.Int32>	workers
System.String	persist
System.String	result
ITraversal	vertices
ITraversal	edges
Dictionary<System.String, System.Object>	configuration

Returns

Type	Description
GraphTraversalSource

WithoutStrategies(Type[])

Declaration

public GraphTraversalSource WithoutStrategies(params Type[] traversalStrategyClasses)

Parameters

Type	Name	Description
System.Type[]	traversalStrategyClasses

Returns

Type	Description
GraphTraversalSource

WithPath()

Declaration

public GraphTraversalSource WithPath()

Returns

Type	Description
GraphTraversalSource

WithRemote(IRemoteConnection)

Configures the GraphTraversalSource as a "remote" to issue the GraphTraversal<S, E> for execution elsewhere.

Declaration

public GraphTraversalSource WithRemote(IRemoteConnection remoteConnection)

Parameters

Type	Name	Description
IRemoteConnection	remoteConnection	The instance to use to submit the GraphTraversal<S, E>.

Returns

Type	Description
GraphTraversalSource	A GraphTraversalSource configured to use the provided .

WithSack(ISupplier)

Declaration

public GraphTraversalSource WithSack(ISupplier initialValue)

Parameters

Type	Name	Description
ISupplier	initialValue

Returns

Type	Description
GraphTraversalSource

WithSack(ISupplier, IBinaryOperator)

Declaration

public GraphTraversalSource WithSack(ISupplier initialValue, IBinaryOperator mergeOperator)

Parameters

Type	Name	Description
ISupplier	initialValue
IBinaryOperator	mergeOperator

Returns

Type	Description
GraphTraversalSource

WithSack(ISupplier, IUnaryOperator)

Declaration

public GraphTraversalSource WithSack(ISupplier initialValue, IUnaryOperator splitOperator)

Parameters

Type	Name	Description
ISupplier	initialValue
IUnaryOperator	splitOperator

Returns

Type	Description
GraphTraversalSource

WithSack(ISupplier, IUnaryOperator, IBinaryOperator)

Declaration

public GraphTraversalSource WithSack(ISupplier initialValue, IUnaryOperator splitOperator, IBinaryOperator mergeOperator)

Parameters

Type	Name	Description
ISupplier	initialValue
IUnaryOperator	splitOperator
IBinaryOperator	mergeOperator

Returns

Type	Description
GraphTraversalSource

WithSack(Object)

Declaration

public GraphTraversalSource WithSack(object initialValue)

Parameters

Type	Name	Description
System.Object	initialValue

Returns

Type	Description
GraphTraversalSource

WithSack(Object, IBinaryOperator)

Declaration

public GraphTraversalSource WithSack(object initialValue, IBinaryOperator mergeOperator)

Parameters

Type	Name	Description
System.Object	initialValue
IBinaryOperator	mergeOperator

Returns

Type	Description
GraphTraversalSource

WithSack(Object, IUnaryOperator)

Declaration

public GraphTraversalSource WithSack(object initialValue, IUnaryOperator splitOperator)

Parameters

Type	Name	Description
System.Object	initialValue
IUnaryOperator	splitOperator

Returns

Type	Description
GraphTraversalSource

WithSack(Object, IUnaryOperator, IBinaryOperator)

Declaration

public GraphTraversalSource WithSack(object initialValue, IUnaryOperator splitOperator, IBinaryOperator mergeOperator)

Parameters

Type	Name	Description
System.Object	initialValue
IUnaryOperator	splitOperator
IBinaryOperator	mergeOperator

Returns

Type	Description
GraphTraversalSource

WithSideEffect(String, ISupplier)

Declaration

public GraphTraversalSource WithSideEffect(string key, ISupplier initialValue)

Parameters

Type	Name	Description
System.String	key
ISupplier	initialValue

Returns

Type	Description
GraphTraversalSource

WithSideEffect(String, ISupplier, IBinaryOperator)

Declaration

public GraphTraversalSource WithSideEffect(string key, ISupplier initialValue, IBinaryOperator reducer)

Parameters

Type	Name	Description
System.String	key
ISupplier	initialValue
IBinaryOperator	reducer

Returns

Type	Description
GraphTraversalSource

WithSideEffect(String, Object)

Declaration

public GraphTraversalSource WithSideEffect(string key, object initialValue)

Parameters

Type	Name	Description
System.String	key
System.Object	initialValue

Returns

Type	Description
GraphTraversalSource

WithSideEffect(String, Object, IBinaryOperator)

Declaration

public GraphTraversalSource WithSideEffect(string key, object initialValue, IBinaryOperator reducer)

Parameters

Type	Name	Description
System.String	key
System.Object	initialValue
IBinaryOperator	reducer

Returns

Type	Description
GraphTraversalSource

WithStrategies(ITraversalStrategy[])

Declaration

public GraphTraversalSource WithStrategies(params ITraversalStrategy[] traversalStrategies)

Parameters

Type	Name	Description
ITraversalStrategy[]	traversalStrategies

Returns

Type	Description
GraphTraversalSource