org.apache.poi.xssf.usermodel

Class XSSFDataFormat

java.lang.Object

org.apache.poi.xssf.usermodel.XSSFDataFormat

All Implemented Interfaces:

DataFormat

public class XSSFDataFormat
extends Object
implements DataFormat

Handles data formats for XSSF. Per Microsoft Excel 2007+ format limitations: Workbooks support between 200 and 250 "number formats" (POI calls them "data formats") So short or even byte would be acceptable data types to use for referring to data format indices. https://support.office.com/en-us/article/excel-specifications-and-limits-1672b34d-7043-467e-8e27-269d656771c3

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	XSSFDataFormat(StylesTable stylesSource)

Method Summary

Modifier and Type	Method and Description
String	getFormat(short index) get the format string that matches the given format index
short	getFormat(String format) Get the format index that matches the given format string, creating a new format entry if required.
void	putFormat(short index, String format) Add a number format with a specific ID into the number format style table.

Methods inherited from class java.lang.Object

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

Constructor Detail

XSSFDataFormat

protected XSSFDataFormat(StylesTable stylesSource)

Method Detail

getFormat

public short getFormat(String format)

Get the format index that matches the given format string, creating a new format entry if required. Aliases text to the proper format as required.

Specified by:

getFormat in interface DataFormat

Parameters:

format - string matching a built-in format

Returns:

index of format.

getFormat

public String getFormat(short index)

get the format string that matches the given format index

Specified by:

getFormat in interface DataFormat

Parameters:

index - of a format

Returns:

string represented at index of format or null if there is not a format at that index

putFormat

public void putFormat(short index,
                      String format)

Add a number format with a specific ID into the number format style table. If a format with the same ID already exists, overwrite the format code with fmt This may be used to override built-in number formats.

Parameters:

index - the number format ID

format - the number format code