public function setIdentifier($identifier) {

		if(false === is_array($identifier)) {
			$identifier = [$identifier];
		}

		$this -> identifier = $identifier;
	}
public function setIdentifier($identifier) {

		if(false === is_array($identifier)) {
			$identifier = [$identifier];
		}

		$this -> identifier = $identifier;
	}
public function setIdentifier ( $ identifier ) { if ( false === is_array ( $ identifier ) ) { $ identifier = [ $ identifier ] ; } $ this -> identifier = $ identifier ; }
Sets the identifier
@param string|array $identifier
Sets the identifier