Calculates salary for different types of employees, and displays their information

JAVA

 /** Filename: Endingclass.java
 * Author: Ndatta Fall
 * 
 * Purpose of Program: Calculates salary for different types of employees, and displays their information
 */


import java.io.File;

import java.io.FileNotFoundException;

import java.util.Scanner;

public class Endingclass {

private static void display(String holder, Object[] employee, int len) {//method to display employee details

System.out.println(holder);

for(int x = 0; x < len; x++) {

if(employee[x] instanceof Employee) {

System.out.println(employee[x] + "\n");

System.out.println("------------------------\n");

}

else if(employee[x] instanceof Salesman) {

System.out.println(employee[x] + "\n");

System.out.println("------------------------\n");

}

else if(employee[x] instanceof Executive) {

System.out.println(employee[x] + "\n");

System.out.println("------------------------\n");

}

}

}

public static void main(String[] args) throws FileNotFoundException {

Object[] employee2014 = new Object[10];//array to store 2014's employees

Object[] employee2015 = new Object[10];//array to store 2015's employee
if(args.length>0){

File myFile = new File(args[0]);

Scanner inFile = new Scanner(myFile);//opening a file using scanner object

//Scanner inFile= new Scanner(new FileReader(args[0]));

String oneLine;

int x = 0, y = 0;

while (inFile.hasNextLine()) {

oneLine = inFile.nextLine();//reading line by line 

String[] fileArray = oneLine.split("\\s+");//splitting with spaces

Object employee = null;

if(fileArray[1].equals("Employee")) {

employee = new Employee(fileArray[2], Integer.parseInt(fileArray[3]));

}

else if(fileArray[1].equals("Salesman")) {

employee = new Salesman(fileArray[2], Integer.parseInt(fileArray[3]), Integer.parseInt(fileArray[4]));

}

else if(fileArray[1].equals("Executive")) {

employee = new Executive(fileArray[2], Integer.parseInt(fileArray[3]), Integer.parseInt(fileArray[4]));

}

else

System.out.println(" error , unidentified " + fileArray[2]);

if(employee != null) {

if(fileArray[0].equals("2014"))

employee2014[x++] = employee;

else if(fileArray[0].equals("2015"))

employee2015[y++] = employee;

}

}

inFile.close();//closing the file

display("Employees of 2014", employee2014, x);

display("Employees of 2015", employee2015, y);

}

}
}