Class ExcelReadUtil

java.lang.Object

jp.ecuacion.util.poi.excel.util.ExcelReadUtil

public class ExcelReadUtil
extends Object

Provides excel reading related apache POI utility methods.

Method Summary

Modifier and Type	Method	Description
static String	getNoDataStringIfNoData(String value, String noDataString)	Returns proper NoDataString value if the argument value is null or "", otherwize returns the argument value.
static String	getStringFromCell(org.apache.poi.ss.usermodel.Cell cell)	Returns String format cell value in spite of the format or value kind of the cell.
static String	getStringFromCell(org.apache.poi.ss.usermodel.Cell cell, String filename)	Returns String format cell value in spite of the format or value kind of the cell.
static String	getStringFromCell(org.apache.poi.ss.usermodel.Cell cell, String filename, DateTimeFormatter dateTimeFormat)	Returns String format cell value in spite of the format or value kind of the cell.
static String	getStringFromCell(org.apache.poi.ss.usermodel.Cell cell, String filename, DateTimeFormatter dateTimeFormat, String noDataString)	Returns String format cell value in spite of the format or value kind of the cell.
static org.apache.poi.ss.usermodel.Workbook	openForRead(String filePath)	Opens the excel file and returns Workbook object.

Methods inherited from class Object

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

Method Details

getNoDataStringIfNoData

@Nullable
public static String getNoDataStringIfNoData(@Nullable
 String value,
 String noDataString)

Returns proper NoDataString value if the argument value is null or "", otherwize returns the argument value.

Parameters:

value - value, may be null.

Returns:

the argument value or the empty string designated by noDataString when the argument value is empty.

getStringFromCell

@Nullable
public static String getStringFromCell(@Nullable
 org.apache.poi.ss.usermodel.Cell cell)
                                throws jp.ecuacion.util.poi.excel.exception.ExcelAppException

Returns String format cell value in spite of the format or value kind of the cell.

Parameters:

cell - the cell of the excel file

Returns:

the string which expresses the value of the cell.

Throws:

jp.ecuacion.util.poi.excel.exception.ExcelAppException - ExcelAppException

getStringFromCell

@Nullable
public static String getStringFromCell(@Nullable
 org.apache.poi.ss.usermodel.Cell cell,
 @Nullable
 String filename)
                                throws jp.ecuacion.util.poi.excel.exception.ExcelAppException

Returns String format cell value in spite of the format or value kind of the cell.

Parameters:

cell - the cell of the excel file

filename - Used for error message, may be null in which case the error message shows no filename.

Returns:

the string which expresses the value of the cell.

Throws:

jp.ecuacion.util.poi.excel.exception.ExcelAppException - ExcelAppException

getStringFromCell

@Nullable
public static String getStringFromCell(@Nullable
 org.apache.poi.ss.usermodel.Cell cell,
 @Nullable
 String filename,
 DateTimeFormatter dateTimeFormat)
                                throws jp.ecuacion.util.poi.excel.exception.ExcelAppException

Returns String format cell value in spite of the format or value kind of the cell.

return value when row is null or cell is null, etc... is null.

Parameters:

cell - the cell of the excel file

filename - Used for error message, may be null in which case the error message shows no filename.

dateTimeFormat - dateTimeFormat, may be null in which case defaultDateTimeFormat is used.

Returns:

the string which expresses the value of the cell.

Throws:

jp.ecuacion.util.poi.excel.exception.ExcelAppException - ExcelAppException

getStringFromCell

@Nullable
public static String getStringFromCell(@Nullable
 org.apache.poi.ss.usermodel.Cell cell,
 @Nullable
 String filename,
 DateTimeFormatter dateTimeFormat,
 String noDataString)
                                throws jp.ecuacion.util.poi.excel.exception.ExcelAppException

Returns String format cell value in spite of the format or value kind of the cell.

Parameters:

cell - the cell of the excel file

filename - Used for error message, may be null in which case the error message shows no filename.

dateTimeFormat - dateTimeFormat, may be null in which case defaultDateTimeFormat is used.

noDataString - return value when row is null or cell is null, etc...

Returns:

the string which expresses the value of the cell.

Throws:

jp.ecuacion.util.poi.excel.exception.ExcelAppException - ExcelAppException

openForRead

public static org.apache.poi.ss.usermodel.Workbook openForRead(String filePath)
                                                        throws org.apache.poi.EncryptedDocumentException,
IOException

Opens the excel file and returns Workbook object.

Parameters:

filePath - filePath

Returns:

workbook

Throws:

org.apache.poi.EncryptedDocumentException - EncryptedDocumentException

IOException - IOException