Open Liberty

Bidirectional communication between services using Jakarta WebSocket

Learn how to use Jakarta WebSocket to stream messages between client and server services.

Streaming messages between client and server services using gRPC

Learn how to create gRPC server and client services using Java with Open Liberty.

Running GraphQL queries and mutations using a GraphQL client

Learn how to use the SmallRye GraphQL client's typesafe interface to query and mutate data from multiple microservices.

A Technical Deep Dive on Liberty

Learn how to use Liberty to develop and run Java microservices.

120 minutes

Deploying a microservice to Kubernetes using Open Liberty Operator

Explore how to deploy a microservice to Kubernetes using Open Liberty Operator.

Deploying a microservice to OpenShift 4 by using Open Liberty Operator

Explore how to deploy a microservice to Red Hat OpenShift 4 by using the Open Liberty Operator.

Containerizing microservices with Podman

Learn how to containerize and run your microservices on Open Liberty using Podman

Optimizing REST queries for microservices with GraphQL

Learn how to use MicroProfile GraphQL to query and update data.

Deploying microservices to OpenShift using CodeReady Containers

Explore how to deploy microservices to a local OpenShift cluster running with CodeReady Containers

45 minutes

Testing microservices with consumer-driven contracts

Learn how to implement contract testing to ensure compatibility for Java microservices.

Persisting data with MongoDB

Learn how to persist data in Java microservices to MongoDB, a document-oriented NoSQL database.

Streaming updates to a client using Server-Sent Events

Learn how to push Server-Sent Events from a reactive messaging application to a front-end client

Deploying microservices to OpenShift 4 using Kubernetes Operators

Explore how to deploy microservices to Red Hat OpenShift 4 using Kubernetes Operators like the Open Liberty Operator.

Authenticating users through social media providers

Learn how to authenticate users with the Open Liberty Social Media Login feature.

Acknowledging messages using MicroProfile Reactive Messaging

Learn how to use MicroProfile Reactive Messaging acknowledgment strategies to acknowledge messages.

Consuming RESTful services using the reactive JAX-RS client

Learn how to use a reactive JAX-RS client to asynchronously invoke RESTful microservices over HTTP.

Enabling distributed tracing in microservices with Jaeger

Explore how to enable and customize tracing of JAX-RS and non-JAX-RS endpoint methods by using Jaeger and MicroProfile OpenTracing.

Integrating RESTful services with a reactive system

Learn how to integrate RESTful services with a reactive system using MicroProfile Reactive Messaging.

Consuming a RESTful web service with ReactJS

Explore how to access a simple RESTful web service and consume its resources with ReactJS in Open Liberty.

Testing reactive Java microservices

Learn how to test reactive Java microservices in true-to-production environments using MicroShed Testing.

Creating reactive Java microservices

Learn how to use MicroProfile Reactive Messaging to implement an application with a reactive architecture.

Deploying microservices to Google Cloud Platform

Explore how to deploy microservices to Google Cloud Platform Kubernetes Engine (GKE).

Deploying microservices to an OKD cluster using Minishift

Explore how to deploy microservices on an OKD cluster using a virtual machine with Minishift.

Testing a MicroProfile or Jakarta EE application

Learn how to use MicroShed Testing to test a MicroProfile or Jakarta EE application.

Containerizing, packaging, and running a Spring Boot application

Learn how to containerize, package, and run a Spring Boot application on Open Liberty.

Consuming RESTful services asynchronously with template interfaces

Learn how to use MicroProfile Rest Client to invoke RESTful microservices asynchronously over HTTP.

Developing fault-tolerant microservices with Istio Retry and MicroProfile Fallback

Explore how to use MicroProfile Fault Tolerance together with Istio Fault Tolerance

Deploying microservices to Azure Kubernetes Service

Explore how to deploy microservices to Azure Kubernetes Service (AKS).

Containerizing microservices

Learn how to containerize and run your microservices with Open Liberty using Docker

Caching HTTP session data using JCache and Hazelcast

Learn how to create, use and cache HTTP session data.

Consuming a RESTful web service with Angular

Explore how to access a simple RESTful web service and consume its resources with Angular in Open Liberty.

Deploying microservices to IBM Cloud Kubernetes Service

Explore how to deploy microservices to IBM Cloud Kubernetes Service.

Deploying microservices to Amazon Web Services

Explore how to deploy microservices to Amazon Elastic Container Service for Kubernetes (EKS) on Amazon Web Services (AWS).

45 minutes

Testing microservices with the Arquillian managed container

Learn how to test your microservices with the Arquillian managed container and JUnit on Open Liberty.

Managing microservice traffic using Istio

Explore how to manage microservice traffic using Istio.

Accessing and persisting data in microservices using Java Persistence API (JPA)

Learn how to use Java Persistence API (JPA) to access and persist data to a database for your microservices.

Checking the health of microservices on Kubernetes

Learn how to check the health of microservices on Kubernetes by setting up readiness and liveness probes to inspect MicroProfile Health Check endpoints.

Securing a web application

Learn how to secure a web application through authentication and authorization.

Configuring microservices running in Kubernetes

Externalize configuration and use Kubernetes ConfigMaps and Secrets to configure your microservices.

Deploying microservices to Kubernetes

Explore how to deploy microservices to Kubernetes and manage your cluster.

Validating constraints with microservices

Explore the use of bean validation to validate user input data for microservices.

Consuming a RESTful web service

Explore how to access a simple RESTful web service and consume its resources in Java using JSON-B and JSON-P.

Getting started with Open Liberty

Learn how to develop a Java application on Open Liberty with Maven and Docker.

Failing fast and recovering from errors

Use MicroProfile's Timeout and Retry policies to fail fast and recover when running into failures.

Consuming RESTful services with template interfaces

Learn how to use MicroProfile Rest Client to invoke RESTful services over HTTP in a type-safe way.

Limiting the number of concurrent requests to microservices

Use a MicroProfile Bulkhead policy to limit requests and prevent faults from cascading to the entire system.

Enabling distributed tracing in microservices with Zipkin

Explore how to enable and customize tracing of JAX-RS and non-JAX-RS methods by using Zipkin and MicroProfile OpenTracing.

Documenting RESTful APIs

Explore how to document and filter RESTful APIs from code or static files by using MicroProfile OpenAPI.

Building fault-tolerant microservices with the @Fallback annotation

Learn how to add fallback behavior to microservice dependencies to manage the impact of failures.

Providing metrics from a microservice

Learn how to use MicroProfile Metrics to provide system and application metrics from a microservice.

Adding health reports to microservices

Learn how to use MicroProfile Health to provide and check the health of a microservice.

Securing microservices with JSON Web Tokens

Learn how to control user and role access to microservices by using MicroProfile JWT.

Configuring microservices

Learn how to use the MicroProfile Config specification to externalize configuration data for an application.

Injecting dependencies into microservices

Learn how to use Contexts and Dependency Injection (CDI) to manage and inject dependencies into microservices.

Separating configuration from code in microservices

Learn how to perform static configuration injection using MicroProfile Config.

Building a web application with Gradle

Learn how to build and test a web application using a build configuration script, the Gradle War plug-in and Open Liberty Gradle plug-in.

Using Docker containers to develop microservices

Learn how to use Docker containers for iterative development.

Consuming a RESTful web service with AngularJS

Explore how to access a simple RESTful web service and consume its resources with AngularJS in Open Liberty.

Enabling Cross-Origin Resource Sharing (CORS)

Learn how to enable CORS in Open Liberty without writing Java code to access resources from an external domain.

Creating a multi-module application

Learn how to build an application consisting of JAR, WAR, and EAR modules with Maven

Preventing repeated failed calls to microservices

Learn how to create a fault-tolerant microservice using MicroProfile's CircuitBreaker and Fallback policies.

Creating a hypermedia-driven RESTful web service

Learn how to use Hypermedia As The Engine Of Application State (HATEOAS) to drive your RESTful web service

Creating a RESTful web service

Learn how to create a RESTful service with Jakarta Restful Web Services, JSON-B, and Open Liberty.

Building a web application with Maven

Learn how to build and test a simple web application using Maven and Open Liberty