tech.tablesaw.io.csv

Class CsvCombiner

java.lang.Object

tech.tablesaw.io.csv.CsvCombiner

@Immutable
public class CsvCombiner
extends Object

Utility that takes all CSV files in a folder and combines them into a single file. The files should all have the same structure (number and type of columns) and be consistent in having or not having header lines at the beginning

Method Summary

Modifier and Type	Method and Description
static void	append(String fileName, com.opencsv.CSVWriter writer, char columnSeparator, boolean skipHeader)
static void	combineAll(String foldername, String newFileName, char columnSeparator, boolean headers)

Methods inherited from class java.lang.Object

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

Method Detail

combineAll

public static void combineAll(String foldername,
                              String newFileName,
                              char columnSeparator,
                              boolean headers)
                       throws IOException

Throws:

IOException

append

public static void append(String fileName,
                          com.opencsv.CSVWriter writer,
                          char columnSeparator,
                          boolean skipHeader)