question: public Algorithm ( Element el ) { requiredKey = el . getAttribute ( "RequiredKey" ) ; jceName = el . getAttribute ( "JCEName" ) ; algorithmClass = el . getAttribute ( "AlgorithmClass" ) ; if ( el . hasAttribute ( "KeyLength" ) ) { keyLength = Integer . parseInt ( el . getAttribute ( "KeyLength" ) ) ; } else { keyLength = 0 ; } }
target:  Gets data from element