Professional Course

Next-Level Java 11 / 13 Programming (Intermediate) | New Features, Jigsaw, JShell, Concurrency & More

4 days
4 days
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Course description

Next-Level Java 11 / 13 Programming (Intermediate) | New Features, Jigsaw, JShell, Concurrency & More

Next Level Java 11 | Intermediate Java 11 Programming is a three-day, hands-on fast-track course geared for developers who have prior working knowledge 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.

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Who should attend?

This is an intermediate level Java SE (JSE) developer course, designed for basic-level Java developers comfortable with Java 8 (or newer). Attendees should have a working knowledge in developing basic Java 8 applications.

Training content

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
  • Lab: Defining Modules

Lesson: The Module Descriptor

  • Define module requirements
  • Explain qualified exports
  • Open modules for reflection
  • Use ServiceLoader
  • The provides and uses keywords
  • Lab: Modules and the ServiceLoader
  • Lab: Using Reflection on modules

Lesson: Working With Modules

  • Being backwards compatible
  • The ModulePath and ClassPath
  • Unnamed Modules
  • Automatic Modules
  • The JLink tool
  • Lab: Migrating to modules

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
  • Lab: Working With JShell

Session: Accessing Resources

Lesson: Java Data Access JDBC API

  • Connecting to the Database
  • Statement and PreparedStatement
  • ResultSet
  • Executing Inserts, Updates, and Deletes
  • Controlling Transactions and Concurrency
  • Lab: Intro to JDBC

Lesson: Introduction to Annotations

  • Annotations Overview
  • Working with Java Annotations
  • Lab: Using Annotations

Lesson: The HTTP Client API

  • Making HTTP (Hypertext Transfer Protocol) requests
  • Explain Incubator Modules
  • HTTP2 Client API
  • Introduce WebSockets
  • Communicate with WebSocket endpoints
  • Lab: HTTP Clients

Lesson: Introduction to CDI

  • Context Dependency Injection (CDI)
  • The @Inject Annotation
  • The @Default Annotation
  • The @Alternative Annotation
  • The @Named Annotation
  • Lab: Introduction to CDI
  • Lab: Adding CDI Qualifiers

Lesson: Overview of JPA

  • Introduce the Java Persistence API (JPA)
  • Benefits of Using an ORM framework
  • Hibernate and JPA
  • Lab: Introduction to JPA

Session: More Java

Lesson: 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
  • Lab: Working with Native processes

Lesson: Performance Optimizations

  • Ahead-Of-Time Compilation
  • Hotspot Diagnostic commands
  • Variable and Method Handles

Session: Multithreading and Concurrency

Lesson: Multithreading

  • Principles of Multithreading
  • Creating a Threaded Class
  • Basic Features of the Thread Class
  • Thread Scheduling
  • Thread Synchronization
  • Lab: Simple Thread Class
  • Lab: Simple Runnable Class

Lesson: Concurrent Java

  • Concurrent Locks are Explicit and Flexible
  • Executor Interfaces Provide Thread Management
  • Challenges for Concurrent Use of Collections
  • Concurrent Collections
  • Atomic Variables Avoid Synchronization
  • Lab: Working with Concurrent Java
  • Lab: Sleeping Threads
  • Lab: Safe Data Access
  • Lab: Producer/Consumer

Lesson: Completable Futures

  • Introducing the CompletableFuture
  • The common thread pool
  • Non-blocking asynchronous tasks
  • Defining task callback-handlers
  • Lab: CompletableFuture

Lesson: Working With CompletableFuture

  • Promises
  • Subclassing the CompletableFuture
  • The default Executor
  • New Factory methods
  • Dealing with time-outs
  • Handling Exceptions

Session: Reflection and References

Lesson: Introspection and Reflection

  • Reflection classes
  • Introspection
  • Dynamic invocation of methods
  • Using annotations
  • Type annotations
  • Receiver parameter
  • Lab: Introspection and Reflection
  • Lab: Reflection Server

Lesson: Reference Objects

  • List the kinds of object references available in Java
  • Introduce Weak, Soft and PhantomReference
  • Explain the ReferenceQueue

Additional Topics: Time Permitting

Lesson: 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

Lesson: Project Lombok

  • Introduce the Lombok Project
  • Configure the Lombok Annotation processor
  • Introduce some of the commonly used Lombok annotations
  • Lab: Project Lombok


  • Price: $2,495.00
  • Discounted Price: $1,621.75

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Trivera Technologies LLC
7862 West Irlo Bronson Highway
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Kissimmee FL 34747

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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