com.tinkerpop.blueprints.util.io.graphson

Class GraphSONReader

java.lang.Object

com.tinkerpop.blueprints.util.io.graphson.GraphSONReader

public class GraphSONReader
extends Object

GraphSONReader reads the data from a TinkerPop JSON stream to a graph.

Author:

Stephen Mallette (http://stephen.genoprime.com)

Constructor Summary

Constructors

Constructor and Description
GraphSONReader(Graph graph)

Method Summary

Methods

Modifier and Type	Method and Description
static void	inputGraph(Graph graph, InputStream jsonInputStream) Input the JSON stream data into the graph.
static void	inputGraph(Graph inputGraph, InputStream jsonInputStream, int bufferSize)
static void	inputGraph(Graph inputGraph, InputStream jsonInputStream, int bufferSize, Set<String> edgePropertyKeys, Set<String> vertexPropertyKeys) Input the JSON stream data into the graph.
static void	inputGraph(Graph graph, String filename) Input the JSON stream data into the graph.
static void	inputGraph(Graph inputGraph, String filename, int bufferSize)
static void	inputGraph(Graph inputGraph, String filename, int bufferSize, Set<String> edgePropertyKeys, Set<String> vertexPropertyKeys) Input the JSON stream data into the graph.
void	inputGraph(InputStream jsonInputStream) Input the JSON stream data into the graph.
void	inputGraph(InputStream jsonInputStream, int bufferSize) Input the JSON stream data into the graph.
void	inputGraph(String filename) Input the JSON stream data into the graph.
void	inputGraph(String filename, int bufferSize) Input the JSON stream data into the graph.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GraphSONReader

public GraphSONReader(Graph graph)

Parameters:

graph - the graph to populate with the JSON data

Method Detail

inputGraph

public void inputGraph(InputStream jsonInputStream)
                throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

jsonInputStream - an InputStream of JSON data

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public void inputGraph(String filename)
                throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

filename - name of a file of JSON data

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public void inputGraph(InputStream jsonInputStream,
              int bufferSize)
                throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

jsonInputStream - an InputStream of JSON data

bufferSize - the amount of elements to hold in memory before committing a transactions (only valid for TransactionalGraphs)

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public void inputGraph(String filename,
              int bufferSize)
                throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

filename - name of a file of JSON data

bufferSize - the amount of elements to hold in memory before committing a transactions (only valid for TransactionalGraphs)

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public static void inputGraph(Graph graph,
              InputStream jsonInputStream)
                       throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

graph - the graph to populate with the JSON data

jsonInputStream - an InputStream of JSON data

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public static void inputGraph(Graph graph,
              String filename)
                       throws IOException

Input the JSON stream data into the graph. In practice, usually the provided graph is empty.

Parameters:

graph - the graph to populate with the JSON data

filename - name of a file of JSON data

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public static void inputGraph(Graph inputGraph,
              InputStream jsonInputStream,
              int bufferSize)
                       throws IOException

Throws:

IOException

inputGraph

public static void inputGraph(Graph inputGraph,
              String filename,
              int bufferSize)
                       throws IOException

Throws:

IOException

inputGraph

public static void inputGraph(Graph inputGraph,
              String filename,
              int bufferSize,
              Set<String> edgePropertyKeys,
              Set<String> vertexPropertyKeys)
                       throws IOException

Input the JSON stream data into the graph. More control over how data is streamed is provided by this method.

Parameters:

inputGraph - the graph to populate with the JSON data

filename - name of a file of JSON data

bufferSize - the amount of elements to hold in memory before committing a transactions (only valid for TransactionalGraphs)

Throws:

IOException - thrown when the JSON data is not correctly formatted

inputGraph

public static void inputGraph(Graph inputGraph,
              InputStream jsonInputStream,
              int bufferSize,
              Set<String> edgePropertyKeys,
              Set<String> vertexPropertyKeys)
                       throws IOException

Input the JSON stream data into the graph. More control over how data is streamed is provided by this method.

Parameters:

inputGraph - the graph to populate with the JSON data

jsonInputStream - an InputStream of JSON data

bufferSize - the amount of elements to hold in memory before committing a transactions (only valid for TransactionalGraphs)

Throws:

IOException - thrown when the JSON data is not correctly formatted