public java.util.Set < TYPE_1 > METHOD_1 ( ) { java.util.Set < TYPE_1 > result = new java.util.HashSet < TYPE_1 > ( count ) ; for ( int i = 0 ; i < ( VAR_1 . length ) ; i ++ ) { for ( TYPE_2 < TYPE_1 , TYPE_3 > VAR_2 : VAR_1 [ i ] ) { result . add ( VAR_2 . key ) ; } } return TYPE_4 . METHOD_2 ( result ) ; }

public java.util.Set < TYPE_1 > METHOD_1 ( ) { java.util.Set < TYPE_1 > result = new java.util.HashSet < TYPE_1 > ( count ) ; for ( int i = 0 ; i < ( VAR_1 . length ) ; i ++ ) { if ( ( VAR_1 [ i ] ) != null ) { for ( TYPE_2 < TYPE_1 , TYPE_3 > VAR_2 : VAR_1 [ i ] ) { result . add ( VAR_2 . key ) ; } } } return TYPE_4 . METHOD_2 ( result ) ; }
