org.seedstack.business.data

Interface DataImporter<T>

Type Parameters:

T - the type this data importer handles.

All Known Implementing Classes:

BaseDataImporter

public interface DataImporter<T>

Implement this interface to create a data set importer that will handle objects of a specific type. A data importer must be marked with a DataSet annotation to be recognized.

Method Summary

Modifier and Type	Method and Description
void	clear() This method is called when the backing persistence must be cleared before import.
Class<T>	getImportedClass() Returns the data class managed by the importer.
void	importData(Stream<T> data) This method is called when a stream of objects is ready to import.
boolean	isInitialized() This method is used to determine if a data importer should be automatically initialized with data.

Method Detail

isInitialized

boolean isInitialized()

This method is used to determine if a data importer should be automatically initialized with data.

Returns:

true if already initialized (and as such won't be automatically initialized), false otherwise.

clear

void clear()

This method is called when the backing persistence must be cleared before import.

importData

void importData(Stream<T> data)

This method is called when a stream of objects is ready to import.

Parameters:

data - the object to import.

getImportedClass

Class<T> getImportedClass()

Returns the data class managed by the importer.

Returns:

the data class.