Breaking: #45899 - Split class ImportExport into classes Import and Export

See forge#45899


Class TYPO3CMSImpexpImportExport (typo3/sysext/impexp/Classes/ImportExport.php) has been split into a class dedicated for import and another one for export.


Using and extending the class is not possible anymore.

Affected Installations

Extensions using the class and its methods directly or extending the class.


Use or extend one or both of the new classes (TYPO3CMSImpexpImport and TYPO3CMSImpexpExport).