Package adams.data.io.input
Class ExcelSpreadSheetReader
- java.lang.Object
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- All Implemented Interfaces:
AdditionalInformationHandler
,Destroyable
,ErrorProvider
,GlobalInfoSupporter
,EncodingSupporter
,FileFormatHandler
,LoggingLevelHandler
,LoggingSupporter
,OptionHandler
,SizeOfHandler
,Stoppable
,StoppableWithFeedback
,MissingValueSpreadSheetReader
,MultiSheetSpreadSheetReader<SheetRange>
,NoHeaderSpreadSheetReader
,SpreadSheetReader
,WindowedSpreadSheetReader
,DataRowTypeHandler
,SpreadSheetTypeHandler
,Serializable
public class ExcelSpreadSheetReader extends AbstractExcelSpreadSheetReader<SheetRange>
Reads MS Excel files (using DOM).
-logging-level <OFF|SEVERE|WARNING|INFO|CONFIG|FINE|FINER|FINEST> (property: loggingLevel) The logging level for outputting errors and debugging output. default: WARNING
-data-row-type <adams.data.spreadsheet.DataRow> (property: dataRowType) The type of row to use for the data. default: adams.data.spreadsheet.DenseDataRow
-spreadsheet-type <adams.data.spreadsheet.SpreadSheet> (property: spreadSheetType) The type of spreadsheet to use for the data. default: adams.data.spreadsheet.DefaultSpreadSheet
-sheets <adams.core.Range> (property: sheetRange) The range of sheets to load. default: first example: A range is a comma-separated list of single 1-based indices or sub-ranges of indices ('start-end'); 'inv(...)' inverts the range '...'; the following placeholders can be used as well: first, second, third, last_2, last_1, last
-missing <java.lang.String> (property: missingValue) The placeholder for missing values. default:
-no-auto-extend-header <boolean> (property: autoExtendHeader) If enabled, the header gets automatically extended if rows have more cells than the header. default: true
-text-columns <adams.core.Range> (property: textColumns) The range of columns to treat as text. default: example: A range is a comma-separated list of single 1-based indices or sub-ranges of indices ('start-end'); 'inv(...)' inverts the range '...'; the following placeholders can be used as well: first, second, third, last_2, last_1, last
-no-header <boolean> (property: noHeader) If enabled, all rows get added as data rows and a dummy header will get inserted. default: false
-custom-column-headers <java.lang.String> (property: customColumnHeaders) The custom headers to use for the columns instead (comma-separated list); ignored if empty. default:
-first-row <int> (property: firstRow) The index of the first row to retrieve (1-based). default: 1 minimum: 1
-num-rows <int> (property: numRows) The number of data rows to retrieve; use -1 for unlimited. default: -1 minimum: -1
- Author:
- fracpete (fracpete at waikato dot ac dot nz)
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class adams.data.io.input.AbstractSpreadSheetReader
AbstractSpreadSheetReader.InputType
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Field Summary
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Fields inherited from class adams.data.io.input.AbstractExcelSpreadSheetReader
m_AutoExtendHeader, m_CustomColumnHeaders, m_FirstRow, m_NoHeader, m_NumRows, m_TextColumns
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Fields inherited from class adams.data.io.input.AbstractMultiSheetSpreadSheetReaderWithMissingValueSupport
m_MissingValue
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Fields inherited from class adams.data.io.input.AbstractMultiSheetSpreadSheetReader
m_SheetRange
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Fields inherited from class adams.data.io.input.AbstractSpreadSheetReader
m_DataRowType, m_Encoding, m_LastError, m_SpreadSheetType, m_Stopped, OPTION_INPUT, OPTION_OUTPUT
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Fields inherited from class adams.core.option.AbstractOptionHandler
m_OptionManager
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Fields inherited from class adams.core.logging.LoggingObject
m_Logger, m_LoggingIsEnabled, m_LoggingLevel
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Constructor Summary
Constructors Constructor Description ExcelSpreadSheetReader()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected List<SpreadSheet>
doReadRange(InputStream in)
Reads the spreadsheet content from the specified file.SpreadSheetWriter
getCorrespondingWriter()
Returns, if available, the corresponding writer.protected SheetRange
getDefaultSheetRange()
Returns the default sheet range.String
getFormatDescription()
Returns a string describing the format (used in the file chooser).String[]
getFormatExtensions()
Returns the extension(s) of the format.protected AbstractSpreadSheetReader.InputType
getInputType()
Returns how to read the data, from a file, stream or reader.String
globalInfo()
Returns a string describing the object.static void
main(String[] args)
Runs the reader from the command-line.protected String
numericToString(org.apache.poi.ss.usermodel.Cell cell)
Turns a numeric cell into a string.-
Methods inherited from class adams.data.io.input.AbstractExcelSpreadSheetReader
autoExtendHeaderTipText, customColumnHeadersTipText, defineOptions, firstRowTipText, getAutoExtendHeader, getCustomColumnHeaders, getFirstRow, getNoHeader, getNumRows, getTextColumns, initialize, noHeaderTipText, numRowsTipText, setAutoExtendHeader, setCustomColumnHeaders, setFirstRow, setNoHeader, setNumRows, setTextColumns, textColumnsTipText
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Methods inherited from class adams.data.io.input.AbstractMultiSheetSpreadSheetReaderWithMissingValueSupport
getDefaultMissingValue, getMissingValue, missingValueTipText, setMissingValue
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Methods inherited from class adams.data.io.input.AbstractMultiSheetSpreadSheetReader
doRead, doRead, doRead, doReadRange, doReadRange, getSheetRange, readRange, readRange, readRange, readRange, setSheetRange, sheetRangeTipText
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Methods inherited from class adams.data.io.input.AbstractSpreadSheetReader
canDecompress, check, dataRowTypeTipText, encodingTipText, getAdditionalInformation, getDataRowType, getDefaultDataRowType, getDefaultFormatExtension, getDefaultSpreadSheet, getEncoding, getLastError, getReaders, getSpreadSheetType, hasLastError, isStopped, read, read, read, read, runReader, setDataRowType, setEncoding, setLastError, setSpreadSheetType, spreadSheetTypeTipText, stopExecution, supportsCompressedInput
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Methods inherited from class adams.core.option.AbstractOptionHandler
cleanUpOptions, destroy, finishInit, getDefaultLoggingLevel, getOptionManager, loggingLevelTipText, newOptionManager, reset, setLoggingLevel, toCommandLine, toString
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Methods inherited from class adams.core.logging.LoggingObject
configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface adams.core.Destroyable
destroy
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Methods inherited from interface adams.core.logging.LoggingLevelHandler
getLoggingLevel
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Methods inherited from interface adams.core.option.OptionHandler
cleanUpOptions, getOptionManager, toCommandLine
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Methods inherited from interface adams.data.io.input.SpreadSheetReader
dataRowTypeTipText, getDataRowType, getDefaultFormatExtension, getLastError, getSpreadSheetType, hasLastError, isStopped, read, read, read, read, setDataRowType, setSpreadSheetType, spreadSheetTypeTipText, stopExecution
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Method Detail
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globalInfo
public String globalInfo()
Returns a string describing the object.- Specified by:
globalInfo
in interfaceGlobalInfoSupporter
- Specified by:
globalInfo
in classAbstractOptionHandler
- Returns:
- a description suitable for displaying in the gui
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getDefaultSheetRange
protected SheetRange getDefaultSheetRange()
Returns the default sheet range.- Specified by:
getDefaultSheetRange
in classAbstractMultiSheetSpreadSheetReader<SheetRange>
- Returns:
- the default
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getFormatDescription
public String getFormatDescription()
Returns a string describing the format (used in the file chooser).- Specified by:
getFormatDescription
in interfaceFileFormatHandler
- Specified by:
getFormatDescription
in interfaceSpreadSheetReader
- Specified by:
getFormatDescription
in classAbstractSpreadSheetReader
- Returns:
- a description suitable for displaying in the file chooser
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getFormatExtensions
public String[] getFormatExtensions()
Returns the extension(s) of the format.- Specified by:
getFormatExtensions
in interfaceFileFormatHandler
- Specified by:
getFormatExtensions
in interfaceSpreadSheetReader
- Specified by:
getFormatExtensions
in classAbstractSpreadSheetReader
- Returns:
- the extension (without the dot!)
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getCorrespondingWriter
public SpreadSheetWriter getCorrespondingWriter()
Returns, if available, the corresponding writer.- Returns:
- the writer, null if none available
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getInputType
protected AbstractSpreadSheetReader.InputType getInputType()
Returns how to read the data, from a file, stream or reader.- Specified by:
getInputType
in classAbstractSpreadSheetReader
- Returns:
- how to read the data
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numericToString
protected String numericToString(org.apache.poi.ss.usermodel.Cell cell)
Turns a numeric cell into a string. Tries to use "long" representation if possible.- Parameters:
cell
- the cell to process- Returns:
- the string representation
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doReadRange
protected List<SpreadSheet> doReadRange(InputStream in)
Reads the spreadsheet content from the specified file.- Overrides:
doReadRange
in classAbstractMultiSheetSpreadSheetReader<SheetRange>
- Parameters:
in
- the input stream to read from- Returns:
- the spreadsheets or null in case of an error
- See Also:
AbstractSpreadSheetReader.getInputType()
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main
public static void main(String[] args)
Runs the reader from the command-line. Use the optionAbstractSpreadSheetReader.OPTION_INPUT
to specify the input file. If the optionAbstractSpreadSheetReader.OPTION_OUTPUT
is specified then the read sheet gets output as .csv files in that directory.- Parameters:
args
- the command-line options to use
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