pl.edu.agh.cast.data.importer.data
Class AbstractDataImporterBase

java.lang.Object
  pl.edu.agh.cast.data.importer.data.AbstractDataImporterBase

All Implemented Interfaces:

IDataImporter

Direct Known Subclasses:

AbstractXlsDataImporter, AckDataImporter, CsvDataImporter, TxtDataImporter

public abstract class AbstractDataImporterBase
extends Object
implements IDataImporter

Abstract data importer class, which defines the basic validation for importers.

Author:

AGH CAST Team

Field Summary

protected ImporterUtil

importerUtil Importer helper class.

Constructor Summary

protected

AbstractDataImporterBase()

Method Summary

Map<String,String>	getOptions() Retrieves the importer options.
protected static int	removeEmptyCellsFromRowEnd(DataRow resultRow)
void	setImporterUtil(ImporterUtil importerUtil)
boolean	validate(InputStream dataIs, Map<String,String> options) Validate if importer is good.
boolean	validateImporter(InputStream dataIs, Map<String,String> options) Basic validation for importers.

Methods inherited from class java.lang.Object

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

Methods inherited from interface pl.edu.agh.cast.data.importer.data.IDataImporter

readData

Field Detail

importerUtil

protected ImporterUtil importerUtil

Importer helper class.

Constructor Detail

AbstractDataImporterBase

protected AbstractDataImporterBase()

Method Detail

setImporterUtil

public void setImporterUtil(ImporterUtil importerUtil)

validate

public final boolean validate(InputStream dataIs,
                              Map<String,String> options)

Validate if importer is good. This method tries not to change the state of dataIs parameter. If dataIs parameter is null, the method returns false.

Specified by:

validate in interface IDataImporter

Parameters:

dataIs - The data input stream to be transformed

options - Options passed to data importer

Returns:

true is the importer is valid; false otherwise

See Also:

IDataImporter.validate(java.io.InputStream, java.util.Map)

validateImporter

public boolean validateImporter(InputStream dataIs,
                                Map<String,String> options)

Basic validation for importers. True result is returned when more than half of first rows has at least 2 columns.

Parameters:

dataIs - input stream with sample data

options - importer options

Returns:

true is the importer is valid; false otherwise

getOptions

public Map<String,String> getOptions()

Description copied from interface: IDataImporter

Retrieves the importer options.

Specified by:

getOptions in interface IDataImporter

Returns:

importer options.

removeEmptyCellsFromRowEnd

protected static int removeEmptyCellsFromRowEnd(DataRow resultRow)