7 uses of FEEDS_EXPIRE_NEVER in Feeds 8.2

FeedsNodeProcessor::configDefaults in lib/Drupal/feeds/Plugin/feeds/processor/FeedsNodeProcessor.php

Override parent::configDefaults().

FeedsNodeProcessor::configForm in lib/Drupal/feeds/Plugin/feeds/processor/FeedsNodeProcessor.php

Override parent::configForm().

FeedsProcessor::expire in lib/Drupal/feeds/Plugin/FeedsProcessor.php

Deletes feed items older than REQUEST_TIME - $time.

FeedsProcessor::expiryTime in lib/Drupal/feeds/Plugin/FeedsProcessor.php

Per default, don't support expiry. If processor supports expiry of imported items, return the time after which items should be removed.

FeedsSource::scheduleExpire in lib/Drupal/feeds/FeedsSource.php

Schedule background expire tasks.

FeedsWebTestBase::importURL in lib/Drupal/feeds/Tests/FeedsWebTestBase.php

Import a URL through the import form. Assumes http in place.

feeds_format_expire in ./feeds.module

Helper, see FeedsDataProcessor class.