Stackoverflow

import java.util.Scanner;
import com.rethinkdb.RethinkDB;
import com.rethinkdb.gen.exc.ReqlError;
import com.rethinkdb.gen.exc.ReqlQueryLogicError;
import com.rethinkdb.model.MapObject;
import com.rethinkdb.net.Connection;
import static org.ap.Database.r;

public class UserInput {
         public static Double[] grabInput(){
            Connection conn = r.connection().hostname("Private").port(28015).connect();
                Scanner scan = new Scanner(System.in);

                //Decide what the scanner will be looking for
                System.out.print("What action will you be completing?: ");
                String action = scan.nextLine();

                //Scans For Action Requests
                    if (action.equals("Login")){
                       //Login Action
                            System.out.print("Username: ");
                            String username = scan.nextLine();
                            System.out.print("Password: ");
                            String password = scan.nextLine();

                      //Login Validation

                      if (r.db("APSCI").table("BankAccounts").filter(row ->
                         row.g("username").eq(username).and(row.g("password").eq(password))).coerceTo("BOOL").run(conn)){
                         System.out.print("Welcome /n (username)");
                      }
                       else {
                           System.out.print("No User Was Found!");
                       }
                    }

                    if (action.equals("Numbers")){
                        //Decide the number of numbers to be used in the array
                        System.out.print("Enter how many numbers you will input: ");
                        Integer numOfNumbers = Integer.parseInt(scan.nextLine());

                        //Create a string array to store the numbers that will be used
                        Double arrayOfNumbers[] = new Double[numOfNumbers];
                        for (int i = 0; i < arrayOfNumbers.length; i++) {
			System.out.print("Enter the number " + (i+1) + " : ");
		        arrayOfNumbers[i] = Double.parseDouble(scan.nextLine());
                    }

                        //Now show your numbers
                        System.out.print("My numbers : ");
                        System.out.print(arrayOfNumbers[0]);
                        for (int i = 1;i < arrayOfNumbers.length;i++) {
                            System.out.print(" , " + arrayOfNumbers[i]);
                        }
                        System.out.println();

                        return arrayOfNumbers;


                    }
             return null;
         }
}