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Eclipse Collections by Example

Devoxx via YouTube

Overview

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Explore the Eclipse Collections framework, a feature-rich open source Java collections library, in this 39-minute Devoxx conference talk. Learn about the framework's design and discover solutions to common problems through practical examples. Dive into object and primitive containers, explore rich APIs for eager and lazy iteration patterns, and understand the differences between mutable and immutable collections. Gain insights into unique container types not found in the JDK, such as Bag and Multimap. Follow along with hands-on examples covering topics like comparing maps, working with primitive collections, and performing various operations on collections of people and pets. Discover how to efficiently count, partition, group, and analyze data using Eclipse Collections' powerful features.

Syllabus

Intro
Java in GS
Eclipse Collections Features
Comparing Maps
Why Primitive Collections?
Hobson's Choice - Map
Hobson's Choice - Primitives
Eclipse Collections by Example
Setup
Do any people have cats?
How does "count" stack up?
Who has cats?
Who doesn't have cats?
Partition people with/without cats
Get the names of Bob's pets
Get the set of all pet types
Group people by their last name
Get the age statistics of pets
Counts by pet age
Resources

Taught by

Devoxx

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