Singleton in Java Course
Master the Singleton pattern in Java with real-world logging, config, and service design examples. Learn thread-safe implementations, performance tradeoffs, and when not to use singletons to build cleaner, faster, and more testable enterprise code.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This short, practical Singleton in Java course shows you exactly how to design safe, efficient singletons for real applications. You will compare key implementation patterns, understand threading and the Java memory model, and integrate configuration and logging singletons cleanly. Learn to avoid common pitfalls, improve testability, and choose the right approach for performance, reliability, and maintainable code.
Elevify advantages
Develop skills
- Implement Java singletons: master eager, lazy, enum, and holder patterns fast.
- Design thread-safe singletons: apply volatile, locks, and safe publication correctly.
- Build robust config and logging singletons: clean APIs, lazy load, safe shutdown.
- Avoid singleton anti-patterns: improve testability, decouple services, cut risks.
- Diagnose singleton issues: spot leaks, contention, and security holes in Java apps.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
As suas aulas são perfeitas. Adquiri o pacote de um ano e, finalmente, tenho a oportunidade de acompanhar diversos temas do meu interesse sem precisar mudar de plataforma... agradeço por tudo o que fazem, já recomendei vocês a outras pessoas...

Giulio CarloAluno de Marketing Digital
Eu gosto de como as lições são direto ao ponto e como eu consigo alterar capítulos e pular conteúdos que não preciso.

Mariana FerresAluna de Fotografia
Gosto do conteúdo e do modo de apresentação e transcrição de vídeos, o que acelera o processo!

Luciana AlvarengaAluna de Design de Unhas
A plataforma é rápida, simples de usar. A diversidade de conteúdo e os vídeos complementares ajudam muito no aprendizado.

Giulio CarloAluno de Engenharia de Prompt
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