public TYPE_1 [ ] keys ( ) { int index = 0 ; TYPE_1 [ ] keys = ( ( TYPE_1 [ ] ) ( new java.lang.Object [ size ( ) ] ) ) ; for ( int i = 0 ; i < ( VAR_1 ) ; i ++ ) if ( ( ( VAR_2 [ i ] ) != null ) && ( ( VAR_2 [ i ] ) != ( VAR_3 ) ) ) keys [ ( index ++ ) ] = VAR_2 [ i ] ; return keys ; }

public java.util.List < TYPE_1 > keys ( ) { java.util.List < TYPE_1 > keys = new java.util.ArrayList < > ( size ( ) ) ; for ( int i = 0 ; i < ( VAR_1 ) ; i ++ ) if ( ( ( VAR_2 [ i ] ) != null ) && ( ( VAR_2 [ i ] ) != ( VAR_3 ) ) ) keys . add ( VAR_2 [ i ] ) ; return keys ; }
