question: public boolean isDeleteAllowed ( CnATreeElement cte ) { if ( cte instanceof ImportIsoGroup ) { return true ; } if ( cte instanceof IBSIStrukturKategorie ) { return false ; } if ( cte instanceof ITVerbund || cte instanceof Organization ) { return isWriteAllowed ( cte ) ; } return isWriteAllowed ( cte ) && isWriteAllowed ( cte . getParent ( ) ) ; }
target:  Returns whether it is allowed to perform a delete operation on the given element.