edu.upc.dama.dex.io
Class CSVWriter

java.lang.Object
  edu.upc.dama.dex.io.CSVWriter

All Implemented Interfaces:

RowWriter

public class CSVWriter
extends java.lang.Object
implements RowWriter

A very simple CSV writer. Using the format RFC 4180

Default values:
Separator = ','
Quote Character = '"'
Automatic quote = true

Author:

Sparsity Technologies

Field Summary

static boolean	DEFAULT_AUTO_QUOTE Default autoquoted option
static char	DEFAULT_QUOTE_CHARACTER The default quote character to use if none is supplied to the constructor.
static char	DEFAULT_SEPARATOR Default separator character.

Constructor Summary

CSVWriter(java.io.Writer writer)
Create a new instance of CSVWriter.

CSVWriter(java.io.Writer writer, char separator)
Create a new instance of CSVWriter.

CSVWriter(java.io.Writer writer, char separator, char quotechar)
Create a new instance of CSVWriter.

CSVWriter(java.io.Writer writer, char separator, char quotechar, boolean autoquote)
Create a new instance of CSVWriter.

CSVWriter(java.io.Writer writer, char separator, char quotechar, boolean[] selectedquotes)
Create a new instance of CSVWriter.

Method Summary

void	close() Closes the underlying writer.
void	writeNext(java.lang.String[] row) Writes the next row as a string array.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SEPARATOR

public static final char DEFAULT_SEPARATOR

Default separator character.

See Also:

Constant Field Values

DEFAULT_QUOTE_CHARACTER

public static final char DEFAULT_QUOTE_CHARACTER

The default quote character to use if none is supplied to the constructor.

See Also:

Constant Field Values

DEFAULT_AUTO_QUOTE

public static final boolean DEFAULT_AUTO_QUOTE

Default autoquoted option

See Also:

Constant Field Values

Constructor Detail

CSVWriter

public CSVWriter(java.io.Writer writer)

Create a new instance of CSVWriter.

Parameters:

writer - Writer used to write the data.

CSVWriter

public CSVWriter(java.io.Writer writer,
                 char separator)

Create a new instance of CSVWriter.

Parameters:

writer - Writer used to write the data.

separator - Character used to separate the values.

CSVWriter

public CSVWriter(java.io.Writer writer,
                 char separator,
                 char quotechar,
                 boolean autoquote)

Create a new instance of CSVWriter.

Parameters:

writer - Writer used to write the data.

separator - Character used to separate the values.

quotechar - The character to use for quoted elements

autoquote - It allows the automatic quote in all the fields

CSVWriter

public CSVWriter(java.io.Writer writer,
                 char separator,
                 char quotechar,
                 boolean[] selectedquotes)

Create a new instance of CSVWriter.

Parameters:

writer - Writer used to write the data.

separator - Character used to separate the values.

quotechar - The character to use for quoted elements

selectedquotes - All fields mark as True are quoted.

CSVWriter

public CSVWriter(java.io.Writer writer,
                 char separator,
                 char quotechar)

Create a new instance of CSVWriter.

Parameters:

writer - Writer used to write the data.

separator - Character used to separate the values.

quotechar - The character to use for quoted elements

Method Detail

writeNext

public void writeNext(java.lang.String[] row)
               throws java.io.IOException

Writes the next row as a string array.

Specified by:

writeNext in interface RowWriter

Parameters:

row - Row of data as a string array.

Throws:

java.io.IOException - If bad things happen during the write.

close

public void close()
           throws java.io.IOException

Closes the underlying writer.

Specified by:

close in interface RowWriter

Throws:

java.io.IOException - If the close fails.