Package modernfeatures.streams.collectors

Class CollectorsAdvancedExample

java.lang.Object

modernfeatures.streams.collectors.CollectorsAdvancedExample

public class CollectorsAdvancedExample
extends Object

Demonstrates advanced usage of Collectors in Java Streams, particularly how to use groupingBy combined with mapping to transform values inside grouped collections.

Constructor Summary

Constructors

Constructor	Description
CollectorsAdvancedExample()

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)	The main method demonstrates grouping a list of names by their first letter, and then mapping those names to their lengths within each group.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CollectorsAdvancedExample

public CollectorsAdvancedExample()

Method Details

main

public static void main(String[] args)

The main method demonstrates grouping a list of names by their first letter, and then mapping those names to their lengths within each group.