Collections - Factory method for immutable list using Bean java 9

ImmutableList .java

package com.java9r;

import java.util.*;

public class ImmutableList {

 public static void main(String[] args) {

  System.out.println("Products List");
  List<Product> products = List.of(new Product("100", "Product 1", 10), new Product("101", "Product 2", 20),
    new Product("102", "Product 3", 30), new Product("103", "Product 4", 40),
    new Product("104", "Product 5", 50));
  System.out.println("=========================");
  products.forEach(p -> {
   System.out.println("Id: " + p.getId());
   System.out.println("Name: " + p.getName());
   System.out.println("Price: " + p.getPrice());
   System.out.println("=========================");
  });

 }
}

 

Product.java

package com.java9r;

public class Product {

 private String id;
 private String name;
 private double price;

 public String getId() {
  return id;
 }

 public void setId(String id) {
  this.id = id;
 }

 public String getName() {
  return name;
 }

 public void setName(String name) {
  this.name = name;
 }

 public double getPrice() {
  return price;
 }

 public void setPrice(double price) {
  this.price = price;
 }

 public Product(String id, String name, double price) {
  this.id = id;
  this.name = name;
  this.price = price;
 }

 
}

 

OUTPUT

Products List
=========================
Id: 100
Name: Product 1
Price: 10.0
=========================
Id: 101
Name: Product 2
Price: 20.0
=========================
Id: 102
Name: Product 3
Price: 30.0
=========================
Id: 103
Name: Product 4
Price: 40.0
=========================
Id: 104
Name: Product 5
Price: 50.0
=========================