java-generics.java

import java.io.IOException;
import java.lang.reflect.Method;

class Printer {
    // Write your code here
    public static <T> void printArray(T[] a) {
        for (int i = 0; i < a.length; i++) {
            System.out.println(a[i]);
        }
    }
}

public class Solution {

    public static void main(String args[]) {
        Printer myPrinter = new Printer();
        Integer[] intArray = { 1, 2, 3 };
        String[] stringArray = { "Hello", "World" };
        myPrinter.printArray(intArray);
        myPrinter.printArray(stringArray);
        int count = 0;

        for (Method method : Printer.class.getDeclaredMethods()) {
            String name = method.getName();

            if (name.equals("printArray"))
                count++;
        }

        if (count > 1)
            System.out.println("Method overloading is not allowed!");

    }
}