Migrating from Java 7 to Java 9 / Java 10 | New Features & Skills

Trivera Technologies LLC
Training overview
Professional Course
E-learning
3 days
From 1,795 USD
Start dates
Online
1,795 USD
11/15/2021

Course description

Migrating from Java 7 to Java 9 / Java 10 | New Features & Skills

Migrating to Java 9 | Transitioning from Java 7 to Java 9 is a three-day, hands-on fast-track course geared for developers who have prior working knowledge of earlier versions of Java. Throughout the course students learn the best practices for taking advantage of the new Java Module system as well as other new features in this major update to the Java programming language.

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Who should attend?

This is an intermediate- level Java programming course, designed for experienced Java 8 developers who wish to get up and running with Java 11 immediately. Attendees should have a working knowledge of developing Java 8 applications.

Training content

Session: Introduction

Lesson: Introduction to Java 9

  • Introduction to Java 9
  • Java Community Process (JCP)
  • JDK Enhancement Proposal (JEP)

Session: Evolving Interfaces

Lesson: Evolving Interfaces

  • Interfaces in Java 8
  • Default methods
  • Static methods
  • Multiple Inheritance?

Session: Lambda Expressions; Collections and Streams

Lesson: Lambda Expressions and Functional Interface

  • Lambda Expression Syntax
  • Functional Interfaces
  • Type Inference in Java 8
  • Method references

Lesson: Java 8 Collection Updates

  • Introduce the ConcurrentHashMap
  • Lambda expressions and Collections

Lesson: Streams

  • Processing Collections of data
  • The Stream interface
  • Reduction and Parallelism
  • Filtering collection data
  • Sorting Collection data
  • Map collection data
  • Find elements in Stream
  • Numeric Streams
  • Create infinite Streams
  • Sources for using Streams

Lesson: Collectors

  • Creating Collections from a Stream
  • Group elements in the Stream
  • Multi-level grouping of elements
  • Partitioning Streams

Lesson: Java 9 Collection and Stream Updates

  • Factory methods for Immutable Collection types
  • The takeWhile and dropWhile methods
  • The Stream Iterate and ofNullable methods

Session: Additional Java 8 Enhancements

Lesson: Java Date/Time

  • The Date and Calendar classes
  • Introduce the new Date/Time API
  • LocalDate, LocalDateTime, etc.
  • Formatting Dates
  • Working with time zones
  • Manipulate date/time values

Lesson: Optional

  • Introduce Optional
  • Implement Optional attributes
  • Lambda expressions and Optional

Lesson: Java 8 Concurrency Updates

  • The common thread pool
  • Atomic variables
  • LongAdder and LongAccumulator
  • CompletableFuture
  • Non-blocking asynchronous tasks

Lesson: Java 9 Concurrency Updates

  • Brief overview of Concurrency in Java
  • Overview of CompletableFuture (Java 8)
  • Subclassing the CompletableFuture
  • The default Executor
  • New Factory methods
  • Dealing with time-outs

Session: Java 9

Lesson: New in Java 9

  • Introduce some of the 'smaller' Java 9 topics
  • Java versioning
  • The JDK/JRE file structure
  • Deprecation
  • The jdeprscan tool
  • Multi-Release JAR Files
  • HTML 5 compliant JavaDoc

Lesson: Milling Project Coin

  • Changes made to the language since Java 6
  • Multi-catch
  • Using effectively final variables in try-with-resources
  • Suppressed Exceptions
  • Binary literals
  • Reserved underscore (Java 9)
  • Type inference in anonymous classes (Java 9)
  • @SafeVargs (updates in Java 9)
  • Default and static methods in interfaces (Java 8)
  • Private methods in interfaces (Java 9)

Session: The Java Module system (Jigsaw)

Lesson: Why JigSaw?

  • Problems with Classpath
  • Encapsulation and the public access modifier
  • Application memory footprint
  • Java 8’s compact profile
  • Using internal JDK APIs

Lesson: Introduction to the Module System

  • Introduce Project Jigsaw
  • Classpath and Encapsulation
  • The JDK internal APIs
  • Java 9 Platform modules
  • Defining application modules
  • Define module dependencies
  • Implicit dependencies
  • Implied Readability
  • Exporting packages

Lesson: The Module Descriptor

  • Define module requirements
  • Explain qualified exports
  • Open modules for reflection
  • Use ServiceLoader
  • The provides and uses keywords

Lesson: Working with Modules

  • Being backwards compatible
  • The ModulePath and ClassPath
  • Unnamed Modules
  • Automatic Modules
  • The JLink tool

Session: JShell

Lesson: JShell

  • Introduction to JShell
  • Running Expressions in JShell
  • Importing packages
  • Defining methods and types
  • Using the JShell editor
  • Save and loading state

Session: More Java 9

Lesson: Other New Java 9 Features

  • Enhancements on the Optional class
  • Improvements made in the Process API
  • The Stack-Walking API
  • The HTTP2 Client
  • The Multi-Resolution API

Lesson: Performance Optimizations (Optional)

  • Performance in Java 9
  • Compact Strings
  • String deduplication
  • Ahead-Of-Time Compilation
  • Hotspot Diagnostic commands
  • The G1 Garbage collector
  • Variable and Method Handles

Lesson: Memory Management (Optional)

  • Understand memory management in Java
  • Discuss the various garbage collectors
  • The Garbage-First (G1) Garbage Collector

Costs

  • Price: $1,895.00
  • Discounted Price: $1,231.75

Why choose Trivera Technologies LLC?

Over 25 years of technology training expertise.

Robust portfolio of over 1,000 leading edge technology courses.

Guaranteed to run courses and flexible learning options.

About Trivera Technologies LLC

Trivera Technologies

Trivera Technologies is a IT education services & courseware firm that offers a range of wide professional technical education services including: end to end IT training development and delivery, skills-based mentoring programs,new hire training and re-skilling services, courseware licensing and...


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Trivera Technologies LLC

7862 West Irlo Bronson Highway
STE 626
Kissimmee FL 34747

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www.triveratech.com

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