Package hydra.pg.graphson

Interface Utils

public interface Utils

Utility functions for GraphSON encoding and property graph conversion.

Method Summary

Static Methods

Modifier and Type	Method	Description
static <T0> java.util.List<VertexWithAdjacentEdges<T0>>	elementsToVerticesWithAdjacentEdges(java.util.List<Element<T0>> els)	Convert a list of property graph elements to a list of vertices with their adjacent edges
static <T0> AdjacentEdge<T0>	elementsToVerticesWithAdjacentEdges_adjEdgeIn(T0 edgeId, EdgeLabel label, T0 outV, java.util.Map<PropertyKey,T0> props)
static <T0> AdjacentEdge<T0>	elementsToVerticesWithAdjacentEdges_adjEdgeOut(T0 edgeId, T0 inV, EdgeLabel label, java.util.Map<PropertyKey,T0> props)
static <T0> T0	elementsToVerticesWithAdjacentEdges_edgeId(Edge<T0> edge)
static <T0> java.util.List<Edge<T0>>	elementsToVerticesWithAdjacentEdges_edges(Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>> partitioned)
static <T0> T0	elementsToVerticesWithAdjacentEdges_inV(Edge<T0> edge)
static <T0> T0	elementsToVerticesWithAdjacentEdges_outV(Edge<T0> edge)
static <T0> Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>>	elementsToVerticesWithAdjacentEdges_partitioned(java.util.List<Element<T0>> els)
static <T0> java.util.Map<PropertyKey,T0>	elementsToVerticesWithAdjacentEdges_props(Edge<T0> edge)
static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>>	elementsToVerticesWithAdjacentEdges_vertexMap0(java.util.List<Vertex<T0>> vertices)
static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>>	elementsToVerticesWithAdjacentEdges_vertexMap1(java.util.List<Edge<T0>> edges, java.util.Map<T0,VertexWithAdjacentEdges<T0>> vertexMap0)
static <T0> java.util.List<Vertex<T0>>	elementsToVerticesWithAdjacentEdges_vertices(Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>> partitioned)
static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>>	elementsToVerticesWithAdjacentEdges_vmap1(AdjacentEdge<T0> adjEdgeOut, T0 outV, java.util.Map<T0,VertexWithAdjacentEdges<T0>> vmap)
static <T0> Either<T0,Value>	encodeStringValue(java.lang.String s)	Encode a String value as a GraphSON Value
static Either<Error_,Value>	encodeTermValue(Term term)	Encode a Hydra Term as a GraphSON Value.
static <T0,T1> Either<T1,java.util.List<Value>>	pgElementsToGraphson(java.util.function.Function<T0,Either<T1,Value>> encodeValue, java.util.List<Element<T0>> els)	Convert property graph elements to a list of GraphSON JSON values

Method Detail

elementsToVerticesWithAdjacentEdges

static <T0> java.util.List<VertexWithAdjacentEdges<T0>> elementsToVerticesWithAdjacentEdges(java.util.List<Element<T0>> els)

Convert a list of property graph elements to a list of vertices with their adjacent edges

elementsToVerticesWithAdjacentEdges_adjEdgeIn

static <T0> AdjacentEdge<T0> elementsToVerticesWithAdjacentEdges_adjEdgeIn(T0 edgeId,
                                                                           EdgeLabel label,
                                                                           T0 outV,
                                                                           java.util.Map<PropertyKey,T0> props)

elementsToVerticesWithAdjacentEdges_adjEdgeOut

static <T0> AdjacentEdge<T0> elementsToVerticesWithAdjacentEdges_adjEdgeOut(T0 edgeId,
                                                                            T0 inV,
                                                                            EdgeLabel label,
                                                                            java.util.Map<PropertyKey,T0> props)

elementsToVerticesWithAdjacentEdges_edgeId

static <T0> T0 elementsToVerticesWithAdjacentEdges_edgeId(Edge<T0> edge)

elementsToVerticesWithAdjacentEdges_edges

static <T0> java.util.List<Edge<T0>> elementsToVerticesWithAdjacentEdges_edges(Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>> partitioned)

elementsToVerticesWithAdjacentEdges_inV

static <T0> T0 elementsToVerticesWithAdjacentEdges_inV(Edge<T0> edge)

elementsToVerticesWithAdjacentEdges_outV

static <T0> T0 elementsToVerticesWithAdjacentEdges_outV(Edge<T0> edge)

elementsToVerticesWithAdjacentEdges_partitioned

static <T0> Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>> elementsToVerticesWithAdjacentEdges_partitioned(java.util.List<Element<T0>> els)

elementsToVerticesWithAdjacentEdges_props

static <T0> java.util.Map<PropertyKey,T0> elementsToVerticesWithAdjacentEdges_props(Edge<T0> edge)

elementsToVerticesWithAdjacentEdges_vertexMap0

static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>> elementsToVerticesWithAdjacentEdges_vertexMap0(java.util.List<Vertex<T0>> vertices)

elementsToVerticesWithAdjacentEdges_vertexMap1

static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>> elementsToVerticesWithAdjacentEdges_vertexMap1(java.util.List<Edge<T0>> edges,
                                                                                                               java.util.Map<T0,VertexWithAdjacentEdges<T0>> vertexMap0)

elementsToVerticesWithAdjacentEdges_vertices

static <T0> java.util.List<Vertex<T0>> elementsToVerticesWithAdjacentEdges_vertices(Pair<java.util.List<Vertex<T0>>,java.util.List<Edge<T0>>> partitioned)

elementsToVerticesWithAdjacentEdges_vmap1

static <T0> java.util.Map<T0,VertexWithAdjacentEdges<T0>> elementsToVerticesWithAdjacentEdges_vmap1(AdjacentEdge<T0> adjEdgeOut,
                                                                                                          T0 outV,
                                                                                                          java.util.Map<T0,VertexWithAdjacentEdges<T0>> vmap)

encodeStringValue

static <T0> Either<T0,Value> encodeStringValue(java.lang.String s)

Encode a String value as a GraphSON Value

encodeTermValue

static Either<Error_,Value> encodeTermValue(Term term)

Encode a Hydra Term as a GraphSON Value. Supports literals and unit values.

pgElementsToGraphson

static <T0,T1> Either<T1,java.util.List<Value>> pgElementsToGraphson(java.util.function.Function<T0,Either<T1,Value>> encodeValue,
                                                                                 java.util.List<Element<T0>> els)

Convert property graph elements to a list of GraphSON JSON values