protected TYPE_1 < TYPE_2 > METHOD_1 ( TYPE_1 < TYPE_2 > VAR_1 ) { if ( VAR_2 ) { return null ; } return METHOD_2 ( VAR_1 . element ( ) ) ; }
protected TYPE_1 < TYPE_2 > METHOD_1 ( TYPE_1 < TYPE_2 > VAR_1 ) { if ( ( VAR_2 ) || ( VAR_1 . isEmpty ( ) ) ) { return null ; } return METHOD_2 ( VAR_1 . element ( ) ) ; }