/// <summary>
/// Pipe the data from one graph to another graph.
/// </summary>
/// <param name="fromGraph">the graph to take data from</param>
/// <param name="toGraph">the graph to take data to</param>
public static void MigrateGraph(IGraph fromGraph, IGraph toGraph)
{
if (fromGraph == null)
{
throw new ArgumentNullException(nameof(fromGraph));
}
if (toGraph == null)
{
throw new ArgumentNullException(nameof(toGraph));
}
const int pipeSize = 1024;
var outPipe = new AnonymousPipeServerStream(PipeDirection.Out, HandleInheritability.Inheritable, pipeSize);
{
using (var inPipe = new AnonymousPipeClientStream(PipeDirection.In, outPipe.ClientSafePipeHandle))
{
Task.Factory.StartNew(() =>
{
GraphMlWriter.OutputGraph(fromGraph, outPipe);
outPipe.Flush();
outPipe.Close();
});
GraphMlReader.InputGraph(toGraph, inPipe);
}
}
}
/// <summary>
/// Write the data in a Graph to a GraphML OutputStream.
/// </summary>
/// <param name="graph">the Graph to pull the data from</param>
/// <param name="graphMlOutputStream">the GraphML OutputStream to write the Graph data to</param>
/// <param name="vertexKeyTypes">a IDictionary<string, string> of the data types of the vertex keys</param>
/// <param name="edgeKeyTypes">a IDictionary<string, string> of the data types of the edge keys</param>
public static void OutputGraph(IGraph graph, Stream graphMlOutputStream,
Dictionary <string, string> vertexKeyTypes,
Dictionary <string, string> edgeKeyTypes)
{
var writer = new GraphMlWriter(graph);
writer.SetVertexKeyTypes(vertexKeyTypes);
writer.SetEdgeKeyTypes(edgeKeyTypes);
writer.OutputGraph(graphMlOutputStream);
}
/// <summary>
/// Write the data in a Graph to a GraphML file.
/// </summary>
/// <param name="graph">the Graph to pull the data from</param>
/// <param name="filename">the name of the file write the Graph data (as GraphML) to</param>
public static void OutputGraph(IGraph graph, string filename)
{
if (string.IsNullOrWhiteSpace(filename))
{
throw new ArgumentNullException(nameof(filename));
}
var writer = new GraphMlWriter(graph);
writer.OutputGraph(filename);
}
/// <summary>
/// Write the data in a Graph to a GraphML file.
/// </summary>
/// <param name="graph">the Graph to pull the data from</param>
/// <param name="filename">the name of the file write the Graph data (as GraphML) to</param>
/// <param name="vertexKeyTypes">a IDictionary<string, string> of the data types of the vertex keys</param>
/// <param name="edgeKeyTypes">a IDictionary<string, string> of the data types of the edge keys</param>
public static void OutputGraph(IGraph graph, string filename, Dictionary <string, string> vertexKeyTypes,
Dictionary <string, string> edgeKeyTypes)
{
if (string.IsNullOrWhiteSpace(filename))
{
throw new ArgumentNullException(nameof(filename));
}
var writer = new GraphMlWriter(graph);
writer.SetVertexKeyTypes(vertexKeyTypes);
writer.SetEdgeKeyTypes(edgeKeyTypes);
writer.OutputGraph(filename);
}
/// <summary>
/// Write the data in a Graph to a GraphML OutputStream.
/// </summary>
/// <param name="graph">the Graph to pull the data from</param>
/// <param name="graphMlOutputStream">the GraphML OutputStream to write the Graph data to</param>
public static void OutputGraph(IGraph graph, Stream graphMlOutputStream)
{
var writer = new GraphMlWriter(graph);
writer.OutputGraph(graphMlOutputStream);
}