org.gephi.datalab.api.datatables

Class AttributeTableCSVExporter

java.lang.Object

org.gephi.datalab.api.datatables.AttributeTableCSVExporter

public class AttributeTableCSVExporter
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	FAKE_COLUMN_EDGE_SOURCE
static int	FAKE_COLUMN_EDGE_TARGET
static int	FAKE_COLUMN_EDGE_TYPE

Constructor Summary

Constructors

Constructor and Description
AttributeTableCSVExporter()

Method Summary

Modifier and Type	Method and Description
static void	writeCSVFile(Graph graph, Table table, File file) Export a AttributeTable to the specified file.
static void	writeCSVFile(Graph graph, Table table, File file, Character separator, Charset charset, Integer[] columnIndexesToExport, Element[] rows) Export a AttributeTable to the specified file.
static void	writeCSVFile(Graph graph, Table table, OutputStream out) Export a AttributeTable to the specified file.
static void	writeCSVFile(Graph graph, Table table, OutputStream out, Character separator, Charset charset, Integer[] columnIndexesToExport, Element[] rows) Export a AttributeTable to the specified file.

Methods inherited from class java.lang.Object

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

Field Detail

FAKE_COLUMN_EDGE_SOURCE

public static final int FAKE_COLUMN_EDGE_SOURCE

See Also:

Constant Field Values

FAKE_COLUMN_EDGE_TARGET

public static final int FAKE_COLUMN_EDGE_TARGET

See Also:

Constant Field Values

FAKE_COLUMN_EDGE_TYPE

public static final int FAKE_COLUMN_EDGE_TYPE

See Also:

Constant Field Values

Constructor Detail

AttributeTableCSVExporter

public AttributeTableCSVExporter()

Method Detail

writeCSVFile

public static void writeCSVFile(Graph graph,
                                Table table,
                                OutputStream out)
                         throws IOException

Export a AttributeTable to the specified file.

Parameters:

graph - Graph containing the table and rows

table - Table to export. Cannot be null

out - Ouput stream to write. Cannot be null.

Throws:

IOException - When an error happens while writing the file

writeCSVFile

public static void writeCSVFile(Graph graph,
                                Table table,
                                File file)
                         throws IOException

Export a AttributeTable to the specified file.

Parameters:

graph - Graph containing the table and rows

table - Table to export. Cannot be null

file - File to write. Cannot be null.

Throws:

IOException - When an error happens while writing the file

writeCSVFile

public static void writeCSVFile(Graph graph,
                                Table table,
                                File file,
                                Character separator,
                                Charset charset,
                                Integer[] columnIndexesToExport,
                                Element[] rows)
                         throws IOException

Export a AttributeTable to the specified file.

Parameters:

graph - Graph containing the table and rows

table - Table to export. Cannot be null

file - File to write. Cannot be null.

separator - Separator to use for separating values of a row in the CSV file. If null ',' will be used.

charset - Charset encoding for the file. If null, UTF-8 will be used

columnIndexesToExport - Indicates the indexes of the columns to export. All columns will be exported if null. For special columns in edges table, use FAKE_COLUMN_EDGE_ values in this class.

rows - Elements (table rows: nodes/edges) to include in the exported file. Cannot be null. If null, all nodes/edges will be exported.

Throws:

IOException - When an error happens while writing the file

writeCSVFile

public static void writeCSVFile(Graph graph,
                                Table table,
                                OutputStream out,
                                Character separator,
                                Charset charset,
                                Integer[] columnIndexesToExport,
                                Element[] rows)
                         throws IOException

Export a AttributeTable to the specified file.

Parameters:

graph - Graph containing the table and rows

table - Table to export. Cannot be null

out - Ouput stream to write. Cannot be null.

separator - Separator to use for separating values of a row in the CSV file. If null ',' will be used.

charset - Charset encoding for the file. If null, UTF-8 will be used

columnIndexesToExport - Indicates the indexes of the columns to export. All columns will be exported if null. For special columns in edges table, use FAKE_COLUMN_EDGE_ values in this class.

rows - Elements (table rows: nodes/edges) to include in the exported file. Cannot be null. If null, all nodes/edges will be exported.

Throws:

IOException - When an error happens while writing the file