All Tutorials

Hibernate/JPA Annotation Mapping: @Entity, @Table, @Column, @Id Explained with Examples

Learn Hibernate/JPA annotation mapping with @Entity, @Table, @Column, and @Id. Understand ORM basics, pitfalls, and best practices with real-world examples

Hibernate Annotations@Entity@ColumnJava ORM@IdJPA Annotations@TableReflection In HibernateSpring Data JPA Annotations

How Spring Uses Annotations for Dependency Injection: @Autowired, @Component, @Configuration

Learn how Spring uses annotations like @Autowired, @Component, and @Configuration for dependency injection with real-world examples and best practices.

Spring @ConfigurationSpring AnnotationsJava ReflectionRuntime ProxiesDependency Injection JavaSpring @ComponentSpring DI TutorialSpring @Autowired

Jakarta EE and MicroProfile Annotations: Using @EJB, @Resource, and @Inject for Dependency Injection

Learn Jakarta EE and MicroProfile annotations like @EJB, @Resource, and @Inject. Understand DI, pitfalls, and best practices with real-world examples

Java EEJakarta CDI@Inject@EJBReflection Based DIMicroProfile AnnotationsDependency InjectionJakarta EE Annotations@Resource

Mastering JUnit and TestNG: Annotation Internals and Reflection in Testing Frameworks

Deep dive into JUnit and TestNG annotations with reflection, lifecycle control, and pitfalls. Learn best practices for real-world Java testing frameworks

@AfterEachJUnit AnnotationsJava Testing FrameworksReflection PerformanceJava.lang.reflect.MethodTestNG AnnotationsRuntime Annotations@Test@BeforeEach

Building Annotation-Based Validation Frameworks in Java Using Annotations and Reflection

Learn how to build custom annotation-based validation frameworks in Java using reflection. Explore javax.validation-like design, pitfalls, and best practices

Annotation Based ValidationCustom AnnotationsValidation FrameworksReflection In Java@NotNull@Size@PatternRuntime AnnotationsJavax.validation

Reflection in Large-Scale Frameworks: Performance Optimizations for Java Developers

Learn reflection performance optimizations in Java for frameworks like Spring and Hibernate. Reduce overhead with caching, MethodHandles, and best practices

MethodHandlesSpring ReflectionRuntime ProxiesHibernate PerformanceAnnotation ScanningCaching ReflectionReflection OptimizationReflection PerformanceJava.lang.reflect.Method

Reflection vs MethodHandles API in Java: Performance, Use Cases, and Best Practices

Compare Java Reflection and MethodHandles API with real-world use cases. Learn performance trade-offs, pitfalls, and best practices for frameworks and apps

Java.lang.invoke.MethodHandleSpring ReflectionMethodHandles APIRuntime ProxiesReflection In JavaHibernate PerformancePerformance OptimizationJava.lang.reflect.Method

Bytecode Manipulation with Annotations and Reflection in Java using ASM and Javassist

Learn bytecode manipulation in Java using annotations and reflection with ASM and Javassist. Explore frameworks, pitfalls, and real-world best practices.

JavassistRuntime Class ModificationDynamic ProxiesJava.lang.instrumentCustom AnnotationsAnnotation ProcessingASMReflection PerformanceBytecode Manipulation

Annotation Processing in Lombok and MapStruct: How Java Frameworks Use Compile-Time Code Generation

Learn how Lombok and MapStruct use annotation processing in Java to generate boilerplate-free code and mappers. Explore pitfalls, reflection, and best practices

Javax.annotation.processing@GetterAnnotation Processor APIAnnotation ProcessingReflection In JavaMapStructLombokCompile Time Code Generation@Mapper

Designing Domain-Specific Annotation APIs in Java: Best Practices and Real-World Examples

Learn how to design custom domain-specific annotation APIs in Java. Explore use cases, pitfalls, reflection strategies, and best practices for framework integration

Hibernate Annotations@RetentionCustom Annotations@TargetSpring AnnotationsAnnotation API DesignJava.lang.annotationReflection In JavaDomain Specific Annotations