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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 de l'automatisation des transformations de données en Java, les développeurs gaspillent 35 à 50 % de leur temps sur des mappings manuels répétitifs et error-prone.
Chaque erreur de mapping génère en moyenne 2 à 5 incidents en production par mois, coûtant 8 000 € à l'entreprise en debugging et downtime.
Sans cette expertise, 25 % des projets backend dépassent les budgets de 20 %, menaçant la scalabilité et la carrière des architectes logiciels.
Chaque trimestre sans optimisation expose votre équipe à des pertes cumulées de 25 000 € et une concurrence impitoyable.
The Maîtriser MapStruct : Automatiser la Transformation de Données en Java 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 MapStruct : Automatiser la Transformation de Données en Java 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 MapStruct : Automatiser la Transformation de Données en Java 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.
Présentation des besoins en transformation de données dans les architectures Java. Limites des conversions manuelles. Prise en main de MapStruct : installation, configuration rapide avec Maven/Gradle. Structure et principes des mappers interface. Démonstration : premier mapping entre entités et DTO.
Mapping de propriétés complexes : conversion de types, collections, héritages. Utilisation des annotations @Mappings, @Mapping, @InheritInverseConfiguration, @MapperConfig. Application de conversions personnalisées via expressions et méthodes utilitaires. Gestion des cycles de vie avec les hooks @BeforeMapping et @AfterMapping.
Intégrer MapStruct dans un projet Spring ou Jakarta EE : injection de dépendance, mapping dans les couches de service. Optimiser la configuration pour de grands volumes de données. Bonnes pratiques pour tester les mappers : JUnit, assertions spécifiques, mock de dépendances. Résolution des problèmes courants. Questions/réponses et atelier pratique sur un cas réel.
Target audience
Développeurs Java, architectes logiciels, ingénieurs backend souhaitant optimiser la conversion de données entre objets
Prerequisites
Bonne connaissance du langage Java et des concepts de POJO, expérience avec les frameworks Spring ou Jakarta EE recommandée
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