The document discusses several new features in Java 9 including REPL JShell, collection factory methods that provide immutable collections, a new HTTP/2 client API, modularity with the Jigsaw project, and other minor features like Stream API improvements, multi-release JARs, and improved Javadoc. It provides details on each of these features and their benefits.

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Agenda
❑ What Is Artificial Intelligence ?
❑ What Is Machine Learning ?
❑ Limitations Of Machine Learning
❑ Deep Learning To The Rescue
❑ What Is Deep Learning ?
❑ Deep Learning Applications

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Most Important Features of Java 9
1. REPL JShell
2. Collection Factory Methods
3. HTTP/2 client
4. Jigsaw Project - Modularity
5. Other Features

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REPL JShell

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REPL JShell
Read
Print
Eval

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Collection Factory Methods

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Immutable Set using Set.of()

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Immutable Set using Set.of()

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Immutable Map using Map.of()

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Immutable Map using Map.of()

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Immutable List using List.of()

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Immutable List using List.of()

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HTTP/2 Client

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▪ The new HTTP client API provides the following:
HTTP/2 Client
A simple and concise API to deal with most HTTP requests

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▪ The new HTTP client API provides the following:
HTTP/2 Client
A simple and concise API to deal with most HTTP requests
Support for HTTP/2 specification

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▪ The new HTTP client API provides the following:
HTTP/2 Client
A simple and concise API to deal with most HTTP requests
Support for HTTP/2 specification
Better performance

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▪ The new HTTP client API provides the following:
HTTP/2 Client
A simple and concise API to deal with most HTTP requests
Support for HTTP/2 specification
Better performance
Better security

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▪ The new HTTP client API provides the following:
HTTP/2 Client
A simple and concise API to deal with most HTTP requests
Support for HTTP/2 specification
Better performance
Better security
A few more enhancements

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Why Jigsaw Project?

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Project Jigsaw - Modularity

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Benefits of Modularity
Strong encapsulation
The modules can access only those parts of the module that have been made available for use

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Benefits of Modularity
Strong encapsulation
The modules can access only those parts of the module that have been made available for use
Clear Dependencies
Provides the basis for a reliable configuration of modules

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Benefits of Modularity
Strong encapsulation
The modules can access only those parts of the module that have been made available for use
Clear Dependencies
Provides the basis for a reliable configuration of modules
Reliable
Applications are more reliable by eliminating run-time errors

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Jigsaw - JDK Enhancement Proposals

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Jigsaw - JDK Enhancement Proposals
JEP 200 - Modular JDK

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Jigsaw - JDK Enhancement Proposals
JEP 201 - Modular Source Code
JEP 200 - Modular JDK

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Jigsaw - JDK Enhancement Proposals
JEP 201 - Modular Source Code
JEP 220 - Modular Runtime Images
JEP 200 - Modular JDK

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Jigsaw - JDK Enhancement Proposals
JEP 201 - Modular Source Code
JEP 220 - Modular Runtime Images
JEP 260 - Encapsulate Most Internal APIs
JEP 200 - Modular JDK

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Jigsaw - JDK Enhancement Proposals
JEP 201 - Modular Source Code
JEP 220 - Modular Runtime Images
JEP 261 - Module System
JEP 260 - Encapsulate Most Internal APIs
JEP 200 - Modular JDK

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Jigsaw - JDK Enhancement Proposals
JEP 201 - Modular Source Code
JEP 220 - Modular Runtime Images
JEP 282: Jlink, The Java linker
JEP 261 - Module System
JEP 260 - Encapsulate Most Internal APIs
JEP 200 - Modular JDK

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Other Java 9 Features

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Stream API Improvements

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Stream API Improvements
▪ There are few new methods added to the Stream Interface, which are:-
dropWhile()

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Stream API Improvements
▪ There are few new methods added to the Stream Interface, which are:-
dropWhile()
takeWhile()

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Stream API Improvements
▪ There are few new methods added to the Stream Interface, which are:-
dropWhile()
takeWhile()
ofNullable()

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Multi-release JARs

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Multi-release JARs

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Improved Javadoc

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