question: private void triggerCopyServices ( Set < String > targetDataStoreSet , State current ) { if ( targetDataStoreSet . isEmpty ( ) ) { ServiceUtils . logInfo ( this , "No copies to trigger!" ) ; return ; } for ( String targetDataStore : targetDataStoreSet ) { triggerCopyService ( current , targetDataStore ) ; } }
target:  This function creates a set of ImageCopyService instances parented to the current service instance.