Question: Explain why the class Ifem, listed below, has mutable state. Re-write the class so that it has immutable state. class Item private String name; private

Explain why the class Ifem, listed below, has mutable state. Re-write

Explain why the class Ifem, listed below, has mutable state. Re-write the class so that it has immutable state. class Item private String name; private int quantity: Item(String nint q){ name = n;quantity = 4; } public String name({return name:} public int quantity(){return quantity:} public void setQuantity(int q){quantity = 0;} } (6 marks)

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Program: Take another look at the Item class we created in lab 11. We will add some additional stuff to this. **ITEM CLASS** class Item_Part1 { /** * private variable (state of item) */ private...

Please help complete assignment in Java(leave a comment for additional information) Thanks Java code: From Milestone 1 Product.java public class Product { //fields of the class private String name ;...

How to fix my code so that the GUI looks like in the photos? import javafx.application.*; import javafx.event.*; import javafx.scene.*; import javafx.scene.control.*; import...

How to fix my code so that the GUI looks like the one in the photos? import javafx.application.*; import javafx.event.*; import javafx.scene.*; import javafx.scene.control.*; import...

JAVA: This is first part of the project which is already completed, here are the two files from first part CODE: Main public class Main { public static void main(String[] args) { // TODO...

The invoice-printing system program has an unfortunate flaw - it mixes "application logic" (the computation of total charges) and presentation (the visual appearance of the invoice) . To appreciate...

The invoice-printing system program has a flaw - it mixes "application logic" (the computation of total charges) and presentation (the visual appearance of the invoice) . Reimplement the program,...

This is my current code, now I need help implementing what is shown in the pictures CODE: public class MainClass { public static void main(String[] args) { // TODO Auto-generated method stub Creature...

PLEASE EXPLAIN EACH STEP AND KEEP CODE SIMPLE: In this exercise you will complete a class that implements a shopping cart as an array of items. The file Item.java contains the definition of a class...

Using the NRV method for allocating joint costs, specify how much joint cost will be allocated to the juice and to the puree/spaghetti sauce. Kingbird & Sons produces tomato juice and tomato puree...

Four friends decide to have a party every Saturday. They decide to pool the money to spend on the parties. The table below shows the maximum amount each friend is willing to contribute to each party....

What are the different types of exchange rate risk?

Concepts used: Random number generation, definite loop, counter variable, modular programming using functions (aka methods), string data (very basic), many-way decision making. This assignment asks...

4. If the capital stock is 2 times annual GDP, depreciation is 8 percent of GDP, and capital income is 20 percent of GDP, what is the net marginal product of capital? a. 2 b. 4 c. 5 d. 6

3. Total factor productivity typically during recessions, which could be due to labor hoarding or shocks to technology. a. falls, favorable b. falls, adverse c. rises, favorable d. rises, adverse

2. In the Solow model, what determines the steady-state rate of growth of income per worker?