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Intermediate Java Programming | New Java Features, Jigsaw, JShell, Concurrency & More

2,100 USD
Classroom Training, Online Training
Open Source

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  • Date: 6-Nov-2023 to 8-Nov-2023
    Time: 9AM - 5PM US Eastern
    Location: Virtual
    Language: English
    Delivered by: LearnQuest
    Price: 2,100 USD
  • Date: 18-Dec-2023 to 20-Dec-2023
    Time: 9AM - 5PM US Eastern
    Location: Virtual
    Language: English
    Delivered by: LearnQuest
    Price: 2,100 USD
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Course Description


Explore Modular Application, Application Monitoring and Optimization, Using JShell, CDI, JPA, Project Lombok and More.

Next Level Java 11 Programming is hands-on fast-track course geared for experienced developers who have prior working of basic Java who want to take advantage of the newest features of Java 11 that can help them improve performance and functionality of their Java applications. Students will explore and learn how to leverage Modules, scale applications into multi-core environments, improve performance, and become a more effective Java developer.

This “skills-centric” course is about 50% hands-on lab and 50% lecture, designed to train attendees in advanced development skills, coupling the most current, effective techniques with the soundest industry practices. Students will leave this course armed with the required skills to improve their Java applications using sound coding techniques and best practices.


After completing this course, students will be able to:
  • Develop modular applications in Java
  • Explore the Module service loader
  • Utilize the tooling that is provided in Java 11 to migrate, monitor and optimize applications
  • Use the new JShell tool to quickly test java constructs
  • Develop multi-threaded applications
  • Work with the CompletableFuture instances introduced in Java 8
  • Use JDBC to read, write and update records in a relational database
  • Use the HTTP Client API introduced in Java 11
  • Explore the Dependency Injection (CDI) and Persistence (JPA) API
  • Apply the Introspection and Reflection APIs
  • Understand the importance of Reference Objects
  • Utilize Project Lombok


This in an intermediate-level Java development course geared for students experienced with Java 8 or higher programming essentials who wish to quickly get up and running with advanced Java skills. This course does not cover Java programming fundamentals.


    Students should have practical skills equivalent to or should have received training in the following topic(s) as a prerequisite:
    • TT2104-J8 Fast Track to Java 8 Programming for OO Developers (such as C+, C#, etc.) (Or Java 11 Edition)
    • TT2100-J8 Introduction to Java 8 Programming for OO Developers (such as C+, C#, etc.) (Or Java 11 Edition)


Session: The Java Module system (Jigsaw) Why JigSaw?
  • Problems with Classpath
  • Encapsulation and the public access modifier
  • Application memory footprint
  • Java 8’s compact profile
  • Using internal JDK APIs
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
The Module Descriptor
  • Define module requirements
  • Explain qualified exports
  • Open modules for reflection
  • Use ServiceLoader
  • The provides and uses keywords
Working with Modules
  • Being backwards compatible
  • The ModulePath and ClassPath
  • Unnamed Modules
  • Automatic Modules
  • The JLink tool
Session: JShell JShell
  • Introduction to JShell
  • Running Expressions in JShell
  • Importing packages
  • Defining methods and types
  • Using the JShell editor
  • Save and loading state
Session: Accessing Resources Java Data Access JDBC API
  • Connecting to the Database
  • Statement and PreparedStatement
  • ResultSet
  • Executing Inserts, Updates, and Deletes
  • Controlling Transactions and Concurrency
Introduction to Annotations
  • Annotations Overview
  • Working with Java Annotations
The HTTP Client API
  • Making HTTP (Hypertext Transfer Protocol) requests
  • Explain Incubator Modules
  • HTTP2 Client API
  • Introduce WebSockets
  • Communicate with WebSocket endpoints
Introduction to CDI
  • Context Dependency Injection (CDI)
  • The @Inject Annotation
  • The @Default Annotation
  • The @Alternative Annotation
  • The @Named Annotation
Overview of JPA
  • Introduce the Java Persistence API (JPA)
  • Benefits of Using an ORM framework
  • Hibernate and JPA
Session: More Java Other New Java Features
  • Enhancements on the Optional class
  • Improvements made in the Process API
  • The Stack-Walking API
  • The HTTP2 Client
  • The Multi-Resolution API
Performance Optimizations
  • Ahead-Of-Time Compilation
  • Hotspot Diagnostic commands
  • Variable and Method Handles
Session: Multithreading and Concurrency Introduction to Multithreading and Concurrency
  • Principles of Multithreading
  • The Thread class and Runnable interface
  • Explore thread synchronization
  • Introduce the Java Concurrency API
Concurrent Java
  • Thread management using Executors
  • The common thread-pool
  • Submitting and controlling asynchronous tasks
  • Explore the locking API
Non-blocking asynchronous tasks
  • The Completable Future
  • Define non-blocking processes
  • Exception handling in multithreaded processes
  • The Fork-Join framework
Session: Reflection and References Introspection and Reflection
  • Reflection classes
  • Introspection
  • Dynamic invocation of methods
  • Using annotations
  • Type annotations
  • Receiver parameter
Reference Objects
  • List the kinds of object references available in Java
  • Introduce Weak, Soft and Phantom Reference
  • Explain the Reference Queue
  • Additional Topics: Time Permitting
Memory Management
  • Understand memory management in Java
  • Discuss the various garbage collectors
  • The Garbage-First (G1) Garbage Collector
  • The No-Op and ZGS Garbage Collectors
Project Lombok
  • Introduce the Lombok Project
  • Configure the Lombok Annotation processor
  • Introduce some of the commonly used Lombok annotations
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