Click here to watch in Youtube : https://www.youtube.com/watch?v=r8zFhM04L_A&list=UUhwKlOVR041tngjerWxVccwProduct.javaclass Product
{
private int id;
private String name;
private float price;
public Product(int id, String name, float price)
{
super();
this.id = id;
this.name = name;
this.price = price;
}
public int getId()
{
return id;
}
public void setId(int id)
{
this.id = id;
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
public float getPrice()
{
return price;
}
public void setPrice(float price)
{
this.price = price;
}
}
LambdaDemo.javaimport java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* Java Lambda Expression Example: Comparator
*
*/
public class LambdaDemo
{
public static void main(String[] args)
{
List<Product> list = new ArrayList<Product>();
// Adding Products
list.add(new Product(1, "Sony LED TV", 65000f));
list.add(new Product(2, "Radio", 3000f));
list.add(new Product(3, "Laptop", 150000f));
System.out.println("Before Sorting .... \n");
displayProductInfo(list);
System.out.println("\nAfter Sorting ...\n");
// implementing lambda expression
Collections.sort(list, (p1, p2) -> {
return p1.getName().compareTo(p2.getName());
});
displayProductInfo(list);
}
private static void displayProductInfo(List<Product> list)
{
for (Product p : list)
{
System.out.println(p.getId() + " " + p.getName() + " "
+ p.getPrice());
}
}
}
OutputBefore Sorting ....
1 Sony LED TV 65000.0
2 Radio 3000.0
3 Laptop 150000.0
After Sorting ...
3 Laptop 150000.0
2 Radio 3000.0
1 Sony LED TV 65000.0
Click the below link to download the code:https://sites.google.com/site/ramj2eev1/home/javabasics/LambdaDemo_product_sort_name_App.zip?attredirects=0&d=1Github Link:https://github.com/ramram43210/Java/tree/master/BasicJava/LambdaDemo_product_sort_name_AppBitbucket Link:https://bitbucket.org/ramram43210/java/src/a195090f4adc5a52ed7df4d076a2367bfb5b1fbe/BasicJava/LambdaDemo_product_sort_name_App/?at=masterSee also: All JavaEE Viedos PlaylistAll JavaEE ViedosAll JAVA EE LinksServlets TutorialAll Design Patterns LinksJDBC TutorialJava Collection Framework TutorialJAVA TutorialKids Tutorial