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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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Don't let this gap widen
Sans maîtrise des collections et utilitaires avancés de Guava, vos développements Java accumulent des inefficacités flagrantes et des bugs récurrents.
Les équipes perdent en moyenne 25% de temps en debugging et refactoring, soit plus de 10 000 € par projet de taille moyenne.
70% des fuites mémoire et incidents de performance en applications Java proviennent d'une gestion inadaptée des collections, compromettant la scalabilité et exposant l'entreprise à des pertes clients critiques.
Chaque trimestre sans optimisation aggrave les retards de livraison, menaçant directement votre compétitivité et votre évolution de carrière.
The Maîtriser Guava : Optimiser vos Développements Java avec les Collections et Utilitaires Avancés training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Maîtriser Guava : Optimiser vos Développements Java avec les Collections et Utilitaires Avancés training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Maîtriser Guava : Optimiser vos Développements Java avec les Collections et Utilitaires Avancés training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Introduction à la bibliothèque Guava : historique, objectifs, avantages. Installation et intégration dans un projet Java (Maven, Gradle). Présentation des modules principaux. Découverte des utilitaires essentiels : Preconditions, Strings, Comparators, et gestion des objets. Exemples interactifs pour mettre en évidence les gains de productivité et de lisibilité de code.
Découverte des collections enrichies (ImmutableList, Multimap, BiMap, Table). Manipulation avancée des collections (filtrage, transformation, partitionnement, union, intersection). Simplification de la programmation fonctionnelle avec FluentIterable, Optional, Ordering et fonctions utilitaires. Travaux pratiques : refactorisations guidées avec Guava vs code Java natif.
Principes et mise en œuvre du cache mémoire avec Guava Cache (configuration, stratégies d’expiration, invalidation, gestion des entrées automatiquement rechargées). Gestion de la concurrence et de l’asynchronisme : Futures, ListeningExecutorService, EventBus, RateLimiter. Exemples d'intégration de ces outils dans des projets réels. Conseils de maintenance, compatibilité et meilleures pratiques d’utilisation de Guava dans des environnements de production.
Target audience
Développeurs Java ayant une expérience de base souhaitant améliorer la performance, la lisibilité et l'efficacité de leur code avec la bibliothèque Guava.
Prerequisites
Connaissances fondamentales du langage Java (syntaxe, collections et exceptions), notions de base sur Maven ou Gradle.
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