public final class GraphMLReader extends Object implements GraphReader
| Modifier and Type | Class and Description |
|---|---|
static class |
GraphMLReader.Builder
Allows configuration and construction of the GraphMLReader instance.
|
GraphReader.ReaderBuilder<T extends GraphReader>| Modifier and Type | Method and Description |
|---|---|
static GraphMLReader.Builder |
build() |
Edge |
readEdge(InputStream inputStream,
Function<Attachable<Edge>,Edge> edgeAttachMethod)
This method is not supported for this reader.
|
void |
readGraph(InputStream graphInputStream,
Graph graphToWriteTo)
Reads an entire graph from an
InputStream. |
<C> C |
readObject(InputStream inputStream,
Class<? extends C> clazz)
This method is not supported for this reader.
|
Property |
readProperty(InputStream inputStream,
Function<Attachable<Property>,Property> propertyAttachMethod)
This method is not supported for this reader.
|
Vertex |
readVertex(InputStream inputStream,
Function<Attachable<Vertex>,Vertex> vertexAttachMethod)
This method is not supported for this reader.
|
Vertex |
readVertex(InputStream inputStream,
Function<Attachable<Vertex>,Vertex> vertexAttachMethod,
Function<Attachable<Edge>,Edge> edgeAttachMethod,
Direction attachEdgesOfThisDirection)
This method is not supported for this reader.
|
VertexProperty |
readVertexProperty(InputStream inputStream,
Function<Attachable<VertexProperty>,VertexProperty> vertexPropertyAttachMethod)
This method is not supported for this reader.
|
Iterator<Vertex> |
readVertices(InputStream inputStream,
Function<Attachable<Vertex>,Vertex> vertexAttachMethod,
Function<Attachable<Edge>,Edge> edgeAttachMethod,
Direction attachEdgesOfThisDirection)
This method is not supported for this reader.
|
public void readGraph(InputStream graphInputStream, Graph graphToWriteTo) throws IOException
GraphReaderInputStream. This method is mean to load an empty Graph.
It is up to individual implementations to manage transactions, but it is not required or enforced. Consult
the documentation of an implementation to understand the approach it takes.readGraph in interface GraphReadergraphInputStream - a stream containing an entire graph of vertices and edges as defined by the accompanying
GraphWriter.writeGraph(OutputStream, Graph).graphToWriteTo - the graph to write to when reading from the stream.IOExceptionpublic Iterator<Vertex> readVertices(InputStream inputStream, Function<Attachable<Vertex>,Vertex> vertexAttachMethod, Function<Attachable<Edge>,Edge> edgeAttachMethod, Direction attachEdgesOfThisDirection) throws IOException
readVertices in interface GraphReaderinputStream - a stream containing at least one Vertex as defined by the accompanying
GraphWriter.writeVertices(OutputStream, Iterator, Direction) or
GraphWriter.writeVertices(OutputStream, Iterator) methods.vertexAttachMethod - a function that creates re-attaches a Vertex to a Host object.edgeAttachMethod - a function that creates re-attaches a Edge to a Host object.attachEdgesOfThisDirection - only edges of this direction are passed to the edgeMaker.UnsupportedOperationException - when called.IOExceptionpublic Vertex readVertex(InputStream inputStream, Function<Attachable<Vertex>,Vertex> vertexAttachMethod) throws IOException
readVertex in interface GraphReaderinputStream - a stream containing at least a single vertex as defined by the accompanying
GraphWriter.writeVertex(OutputStream, Vertex).vertexAttachMethod - a function that creates re-attaches a Vertex to a Host object.UnsupportedOperationException - when called.IOExceptionpublic Vertex readVertex(InputStream inputStream, Function<Attachable<Vertex>,Vertex> vertexAttachMethod, Function<Attachable<Edge>,Edge> edgeAttachMethod, Direction attachEdgesOfThisDirection) throws IOException
readVertex in interface GraphReaderinputStream - a stream containing at least one Vertex as defined by the accompanying
GraphWriter.writeVertices(OutputStream, Iterator, Direction) method.vertexAttachMethod - a function that creates re-attaches a Vertex to a Host object.edgeAttachMethod - a function that creates re-attaches a Edge to a Host object.attachEdgesOfThisDirection - only edges of this direction are passed to the edgeMaker.UnsupportedOperationException - when called.IOExceptionpublic Edge readEdge(InputStream inputStream, Function<Attachable<Edge>,Edge> edgeAttachMethod) throws IOException
readEdge in interface GraphReaderinputStream - a stream containing at least one Edge as defined by the accompanying
GraphWriter.writeEdge(OutputStream, Edge) method.edgeAttachMethod - a function that creates re-attaches a Edge to a Host object.UnsupportedOperationException - when called.IOExceptionpublic VertexProperty readVertexProperty(InputStream inputStream, Function<Attachable<VertexProperty>,VertexProperty> vertexPropertyAttachMethod) throws IOException
readVertexProperty in interface GraphReaderinputStream - a stream containing at least one VertexProperty as written by the accompanying
GraphWriter.writeVertexProperty(OutputStream, VertexProperty) method.vertexPropertyAttachMethod - a function that creates re-attaches a VertexProperty to a
Host object.UnsupportedOperationException - when called.IOExceptionpublic Property readProperty(InputStream inputStream, Function<Attachable<Property>,Property> propertyAttachMethod) throws IOException
readProperty in interface GraphReaderinputStream - a stream containing at least one Property as written by the accompanying
GraphWriter.writeProperty(OutputStream, Property) method.propertyAttachMethod - a function that creates re-attaches a Property to a Host object.UnsupportedOperationException - when called.IOExceptionpublic <C> C readObject(InputStream inputStream, Class<? extends C> clazz) throws IOException
readObject in interface GraphReaderinputStream - a stream containing an object.clazz - the class expected to be in the stream - may or may not be used by the underlying implementation.UnsupportedOperationException - when called.IOExceptionpublic static GraphMLReader.Builder build()
Copyright © 2013–2015 Apache Software Foundation. All rights reserved.