com.asakusafw.runtime.io.text.csv

Class CsvFieldWriter

java.lang.Object

com.asakusafw.runtime.io.text.csv.CsvFieldWriter

All Implemented Interfaces:

FieldWriter, Closeable, AutoCloseable

public class CsvFieldWriter
extends Object
implements FieldWriter

A FieldWriter for RFC4180 style CSV files.

Since:

0.9.1

Constructor Summary

Constructors

Constructor and Description
CsvFieldWriter(Writer writer, LineSeparator lineSeparator, char fieldSeparator, char quoteCharacter, boolean allowLineFeed, QuoteStyle defaultQuoteStyle, QuoteStyle headerQuoteStyle, UnaryOperator<CharSequence> transformer) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
void	close()
void	putEndOfRecord() Puts an end-of-record mark and starts writing the next record.
void	putField(FieldOutput output) Puts a next field into the current writing record.

Methods inherited from class java.lang.Object

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

Constructor Detail

CsvFieldWriter

public CsvFieldWriter(Writer writer,
                      LineSeparator lineSeparator,
                      char fieldSeparator,
                      char quoteCharacter,
                      boolean allowLineFeed,
                      QuoteStyle defaultQuoteStyle,
                      QuoteStyle headerQuoteStyle,
                      UnaryOperator<CharSequence> transformer)

Creates a new instance.

Parameters:

writer - the destination writer

lineSeparator - the line separator kind

fieldSeparator - the field separator character

quoteCharacter - the quote character

allowLineFeed - true to allow LF in field, otherwise false

defaultQuoteStyle - the default quote style

headerQuoteStyle - the quote style for headers

transformer - the output transformer (nullable)

Method Detail

putField

public void putField(FieldOutput output)
              throws IOException

Description copied from interface: FieldWriter

Puts a next field into the current writing record.

Specified by:

putField in interface FieldWriter

Parameters:

output - the field contents

Throws:

IOException - if I/O error was occurred while writing the next field

putEndOfRecord

public void putEndOfRecord()
                    throws IOException

Description copied from interface: FieldWriter

Puts an end-of-record mark and starts writing the next record.

Specified by:

putEndOfRecord in interface FieldWriter

Throws:

IOException - if I/O error was occurred while writing the end-of-record mark

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException