Tagged articles

22 articles

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Feb 3, 2025 · Backend Development

Advanced MapStruct Usage: Expressions, qualifiedByName, nullValueMappingStrategy, and Decorators

MapStruct is a compile‑time Java annotation processor that automates bean mapping, offering concise, high‑performance, type‑safe conversions, and advanced features such as expression mapping, qualifiedByName methods, null‑value strategies, and decorators, with full IDE support and illustrative code examples.

Annotation ProcessorBackend DevelopmentJava

0 likes · 7 min read

Advanced MapStruct Usage: Expressions, qualifiedByName, nullValueMappingStrategy, and Decorators

Rare Earth Juejin Tech Community

Jan 23, 2025 · Mobile Development

Advanced Repository and Network Layer Automation in Kotlin Using Annotation Processors, Dynamic Proxies, and Flow

This article presents a comprehensive guide on building a highly modular Android network layer by leveraging Kotlin coroutines, Flow, Retrofit, annotation processors, dynamic proxies, and dependency‑injection frameworks to automatically generate Repository classes and streamline MVVM data flow.

AndroidAnnotation ProcessorDynamic Proxy

0 likes · 16 min read

Advanced Repository and Network Layer Automation in Kotlin Using Annotation Processors, Dynamic Proxies, and Flow

DaTaobao Tech

Jun 26, 2024 · Backend Development

Using MapStruct for Efficient Java Bean Mapping

MapStruct is a compile‑time Java bean‑mapping generator that, when added as an annotation processor in Maven, Gradle or an IDE, lets developers define @Mapper interfaces to automatically produce type‑safe, high‑performance implementations—including custom field mappings, nested collections, and lifecycle hooks—thereby eliminating boilerplate code and centralizing mapping logic.

Annotation ProcessorJavaObject Mapping

0 likes · 17 min read

Using MapStruct for Efficient Java Bean Mapping

Java Backend Technology

Jun 26, 2024 · Backend Development

How to Auto‑Inject JAR Version Numbers with a Custom Java Annotation Processor

This article explains how to create a compile‑time annotation processor that automatically injects the JAR version into a static constant, enabling Prometheus to monitor version usage without manual updates, and demonstrates the implementation with Lombok‑style code examples.

Annotation ProcessorCompile-timeGradle

0 likes · 8 min read

How to Auto‑Inject JAR Version Numbers with a Custom Java Annotation Processor

Sohu Tech Products

Jun 5, 2024 · Mobile Development

Android KAPT Build Optimization: From Analysis to KSP Migration and IDE Plugin Solutions

The article analyzes why KAPT consumes 82% of Android‑Kotlin build time and presents three optimization strategies—enabling KAPT incremental compilation, migrating to the faster KSP processor, and creating an Android Studio plugin that generates code at development time—detailing their implementation steps, performance gains, and trade‑offs.

AndroidAndroid Studio PluginAnnotation Processor

0 likes · 40 min read

Android KAPT Build Optimization: From Analysis to KSP Migration and IDE Plugin Solutions

Cognitive Technology Team

Jan 20, 2024 · Backend Development

Java Annotation Processors and Spring @Transactional Rollback Pitfalls

This article explains how Java annotation processors work, why @Transactional requires rollbackFor=Exception.class to roll back checked exceptions, and provides a complete example of a custom processor using auto-service to enforce this Spring transaction configuration.

Annotation ProcessorBackend DevelopmentJava

0 likes · 5 min read

Java Annotation Processors and Spring @Transactional Rollback Pitfalls

Java Architecture Diary

Dec 19, 2023 · Backend Development

Boost Spring Boot 3.x Compatibility with mica-auto Auto-Generated Starter Configs

This article introduces mica-auto, an annotation‑processor‑based tool that automatically generates Spring Boot starter configuration files—including spring.factories, AutoConfiguration.imports, and java SPI settings—enabling seamless compatibility with Spring Boot 3.x without maintaining separate branches.

Annotation ProcessorSpring BootStarter

0 likes · 4 min read

Boost Spring Boot 3.x Compatibility with mica-auto Auto-Generated Starter Configs

Java Architecture Diary

Oct 20, 2023 · Backend Development

Boost Spring Boot Development with mica-auto: Auto-Generate Starter Configurations

mica-auto is a Spring Boot starter tool that uses annotation processing to automatically generate configuration files such as spring.factories, AutoConfiguration.imports, and spring-devtools.properties, supporting Kotlin meta‑annotations and Java SPI, with Maven and Gradle integration instructions and version compatibility details.

Annotation ProcessorConfigurationGradle

0 likes · 3 min read

Boost Spring Boot Development with mica-auto: Auto-Generate Starter Configurations

Top Architect

Jun 13, 2023 · Backend Development

MapStruct Tutorial: Introduction, Setup, and Advanced Usage

This article introduces MapStruct, explains the challenges of JavaBean conversion, shows how to add dependencies, define POJOs and DTOs, create mapper interfaces with @Mapper, demonstrates basic and advanced mapping scenarios—including custom methods, nested objects, and dependency injection—while highlighting its performance and debugging benefits.

Annotation ProcessorBackend DevelopmentCode Generation

0 likes · 17 min read

MapStruct Tutorial: Introduction, Setup, and Advanced Usage

Java Architect Essentials

Jun 4, 2023 · Backend Development

MapStruct Tutorial: Introduction, Setup, and Advanced Usage

This article introduces MapStruct, explains why JavaBean conversion is challenging, shows how to add Maven dependencies, define POJOs and DTOs, create mapper interfaces, run tests, and explores its performance benefits, simple usage, debugging advantages, and advanced features such as custom mappings, multi‑source mapping, bean updates, and integration with dependency injection.

Annotation ProcessorCode GenerationJava

0 likes · 16 min read

Java Architecture Diary

Dec 7, 2022 · Backend Development

Boost Spring Boot Development with mica-auto: Auto-Generate Config Files

The mica-auto Spring Boot starter tool leverages Java Annotation Processors to automatically generate essential configuration files such as spring.factories, AutoConfiguration.imports, aot.factories, and spring‑devtools.properties, supporting Spring Boot 2.7+ and 3.0, and simplifying native image builds with GraalVM.

Annotation ProcessorJavaSpring Boot

0 likes · 3 min read

Boost Spring Boot Development with mica-auto: Auto-Generate Config Files

Programmer DD

May 25, 2022 · Backend Development

Effortlessly Manage Spring Boot Config Files with mica-auto

This article introduces the mica-auto open‑source tool that uses Java annotation processing to automatically generate Spring Boot configuration files like spring.factories and AutoConfiguration.imports, and provides step‑by‑step instructions for integrating it into a Maven project.

Annotation ProcessorJavaSpring Boot

0 likes · 4 min read

Effortlessly Manage Spring Boot Config Files with mica-auto

Selected Java Interview Questions

Apr 27, 2022 · Backend Development

Using MapStruct for Object Mapping in Java: Basics, Advanced Features and Spring Integration

This article explains how MapStruct, a Java annotation‑processor library, can automatically generate mapper implementations to convert between entities and DTOs, covering basic usage, default methods, abstract classes, multiple source parameters, update operations, handling fields without getters/setters, Spring injection and custom type conversions.

Annotation ProcessorObject Mappingdto

0 likes · 16 min read

Using MapStruct for Object Mapping in Java: Basics, Advanced Features and Spring Integration

Cognitive Technology Team

Apr 5, 2022 · Fundamentals

Using Compile-Time Java Annotations and Writing a Custom Annotation Processor

This article explains how Java annotations can be leveraged not only at runtime via reflection but also during compilation by creating custom annotation processors, illustrating the definition of an annotation, implementing a processor, configuring SPI, and demonstrating error handling with Maven.

Annotation ProcessorCompile-timeJava

0 likes · 5 min read

Using Compile-Time Java Annotations and Writing a Custom Annotation Processor

Code Ape Tech Column

Sep 5, 2021 · Backend Development

An Introduction to MapStruct: Java Bean Mapping, Usage, and Best Practices

This article explains what MapStruct is, how to set it up in a Java project, demonstrates various mapping scenarios—including simple, nested, custom, and multi‑source mappings—covers performance benefits, integration methods, and provides complete code examples for practical backend development.

Annotation ProcessorCode GenerationJava

0 likes · 15 min read

An Introduction to MapStruct: Java Bean Mapping, Usage, and Best Practices

Code Ape Tech Column

Jan 13, 2021 · Backend Development

Getting Started with MapStruct: High‑Performance Java Bean Mapping

This article introduces MapStruct, explains why traditional JavaBean conversion methods like reflection are inefficient, shows how to set up Maven dependencies, define entities and DTOs, write mapper interfaces, run tests, and highlights the performance, debugging, simplicity, and dependency‑free advantages of the generated code.

Annotation ProcessorJavabean-mapping

0 likes · 8 min read

Getting Started with MapStruct: High‑Performance Java Bean Mapping

Selected Java Interview Questions

Jan 10, 2021 · Backend Development

Introduction to MapStruct: What It Is, How to Use It, and Its Advantages

This article introduces MapStruct, a type‑safe, high‑performance, dependency‑free Java bean mapping annotation processor, explains the problems with manual and reflection‑based conversions, provides step‑by‑step Maven setup, entity/DTO definitions, mapper interface, and a JUnit test, and discusses its performance, debugging, and simplicity advantages.

Annotation ProcessorJavabean-mapping

0 likes · 9 min read

Introduction to MapStruct: What It Is, How to Use It, and Its Advantages

Java Architecture Diary

Dec 31, 2020 · Backend Development

How mica-auto Simplifies Spring Boot Starter Creation with Annotation Processors

The article introduces mica-auto, a Spring Cloud component that uses annotation processing to automatically generate starter configurations, SPI entries, and Feign client setups, and provides usage examples for Maven and Gradle along with recent updates.

Annotation ProcessorBackend DevelopmentJava SPI

0 likes · 5 min read

How mica-auto Simplifies Spring Boot Starter Creation with Annotation Processors

Java Backend Technology

Sep 8, 2020 · Backend Development

Master Bean Mapping with MapStruct: From PO to VO Made Easy

This article introduces MapStruct, a Java annotation‑processor that automatically generates bean‑mapping code, compares it with manual setters and Spring/Apache BeanUtils, and demonstrates how to handle property name differences, collections, type conversions, and multi‑source mappings through clear examples and code snippets.

Annotation ProcessorCode GenerationJava

0 likes · 11 min read

Master Bean Mapping with MapStruct: From PO to VO Made Easy

vivo Internet Technology

Jul 29, 2019 · Mobile Development

ARetrofit: Android Component Communication Routing Framework

ARetrofit is an Android routing framework that enables concise, component‑to‑component communication by generating compile‑time route metadata via annotation processing, injecting bytecode with the Transform API, creating service proxies through dynamic proxies, and applying an OkHttp‑style interceptor chain for flexible, cross‑module extensions.

AndroidAnnotation ProcessorDynamic Proxy

0 likes · 13 min read

ARetrofit: Android Component Communication Routing Framework

Java Architecture Diary

May 25, 2019 · Backend Development

How mica-auto Automates Spring Boot Starter Configuration with Annotation Processors

This article explains the mica-auto library, which uses Java annotation processing to automatically generate Spring Boot starter configurations, streamline component registration, and simplify multi‑module Spring Cloud projects, while providing Maven and Gradle integration details and recent change logs.

Annotation ProcessorBackendJava

0 likes · 4 min read

How mica-auto Automates Spring Boot Starter Configuration with Annotation Processors

Qunar Tech Salon

Apr 28, 2016 · Backend Development

Redesigning Asynchronous Calls in Dubbo: Consumer and Provider Side Improvements

The article analyzes the limitations of Dubbo's default synchronous RPC model, explains existing consumer and provider asynchronous mechanisms, and proposes a cleaner annotation‑processor based API that enables transparent async calls without extra configuration, improving thread utilization and service reliability.

Annotation ProcessorAsynchronousDubbo

0 likes · 10 min read

Redesigning Asynchronous Calls in Dubbo: Consumer and Provider Side Improvements