Chapter 18, Problem 12RE

Explanation of Solution

Explanation:

• The raw ArrayList parameter is known as legacy method.
• One can pass a parameterized type like “ArrayList<DataType>” to the legacy method.
• The legacy method is not completely safe, it might add an object of the wrong type.
• But the program will compile without a warning or error.
• The following shows the above said situation.

Program:

//Importing the required header file

import java.util.ArrayList;

//Defining the class Main

public class Main

{

  //Defining the print()

  public static void print(ArrayList list)

  {

    //Looping

    for (int i = 0; i < list.size(); i++)

    {

      //Printing the array list elements

      System...