Josh Long
Bootiful Spring Boot 3
#1about 5 minutes
Getting started with a new Spring Boot 3 project
Bootstrap a new application using start.spring.io, selecting key dependencies and establishing the required Java 17 baseline.
#2about 5 minutes
Building a simple data-driven web service
Create a basic REST API using Java records for entities, JdbcTemplate for data access, and a standard RestController.
#3about 12 minutes
Improving production readiness with error handling and observability
Implement centralized error handling using Problem Details and add metrics and tracing with the unified Micrometer Observation API.
#4about 10 minutes
Understanding and building GraalVM native images
Learn how Spring Boot 3's ahead-of-time (AOT) engine supports GraalVM by analyzing the application context to generate the necessary native configuration.
#5about 2 minutes
Analyzing native image performance benefits
Observe the significant performance gains of a GraalVM native image, including near-instant startup times and a drastically reduced memory footprint.
#6about 2 minutes
Proxying requests with Spring Cloud Gateway
Use the RouteLocatorBuilder in Spring Cloud Gateway to programmatically define routes that proxy requests to downstream services with custom filters.
#7about 3 minutes
Creating declarative type-safe HTTP clients
Define a Java interface with @GetExchange annotations to let Spring Framework 6 automatically generate a type-safe, reactive HTTP client implementation.
#8about 10 minutes
Exposing a federated API with GraphQL
Combine data from downstream services into a single, unified graph by creating a GraphQL schema and implementing query resolvers in a Spring controller.
#9about 16 minutes
Q&A on GraalVM, Project Loom, and gRPC
Discuss the future of Java performance, including GraalVM adoption, the impact of Project Loom on reactive programming, and choosing between GraphQL and gRPC.
Related jobs
Jobs that call for the skills explored in this talk.
tree-IT GmbH
Bad Neustadt an der Saale, Germany
€54-80K
Intermediate
Senior
Java
TypeScript
+1
Matching moments
01:32 MIN
Organizing a developer conference for 15,000 attendees
Cat Herding with Lions and Tigers - Christian Heilmann
04:57 MIN
Increasing the value of talk recordings post-event
Cat Herding with Lions and Tigers - Christian Heilmann
03:17 MIN
Selecting strategic partners and essential event tools
Cat Herding with Lions and Tigers - Christian Heilmann
04:49 MIN
Using content channels to build an event community
Cat Herding with Lions and Tigers - Christian Heilmann
02:44 MIN
Rapid-fire thoughts on the future of work
What 2025 Taught Us: A Year-End Special with Hung Lee
03:15 MIN
The future of recruiting beyond talent acquisition
What 2025 Taught Us: A Year-End Special with Hung Lee
03:39 MIN
Breaking down silos between HR, tech, and business
What 2025 Taught Us: A Year-End Special with Hung Lee
03:34 MIN
The business case for sustainable high performance
Sustainable High Performance: Build It or Pay the Price
Featured Partners
Related Videos
45:03Kubernetes Native Java
Josh Long
55:30Java 21: The Revolution of Virtual Threads - A Deep Dive
Christian Woerz
27:49Modern Java: This is not your father's Java anymore
Ron Veen
58:05Our journey with Spring Boot in a microservice architecture
Michael Eder & Philipp Frauenthaler
45:00Going serverless using the Spring Framework ecosystem
Timo Salm
29:14What's (new) with Spring Boot and Containers?
Eva Panadero & maeddes
30:28Using Java 17 latest features in real world projects
Ron Veen
37:552021: Familiar APIs on Kickass Runtimes #slideless
Adam Bien
Related Articles
View all articles
.gif?w=240&auto=compress,format)
From learning to earning
Jobs that call for the skills explored in this talk.
SG Tech
Municipality of Madrid, Spain
Java
Kafka
DevOps
Docker
Microservices
+1
Serviguide BPO
Java
Kafka
Docker
Microservices