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Mastering ABP Framework

Mastering ABP Framework

By : Kalkan
4.7 (7)
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Mastering ABP Framework

Mastering ABP Framework

4.7 (7)
By: Kalkan

Overview of this book

ABP Framework is a complete infrastructure for creating modern web applications by following software development best practices and conventions. With ABP's high-level framework and ecosystem, you can implement the Don’t Repeat Yourself (DRY) principle and focus on your business code. Written by the creator of ABP Framework, this book will help you to gain a complete understanding of the framework and modern web application development techniques. With step-by-step explanations of essential concepts and practical examples, you'll understand the requirements of a modern web solution and how ABP Framework makes it enjoyable to develop your own solutions. You'll discover the common requirements of enterprise web application development and explore the infrastructure provided by ABP. Throughout the book, you’ll get to grips with software development best practices for building maintainable and modular web solutions. By the end of this book, you'll be able to create a complete web solution that is easy to develop, maintain, and test.
Table of Contents (24 chapters)
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1
Part 1: Introduction
6
Part 2: Fundamentals of ABP Framework
11
Part 3: Implementing Domain–Driven Design
15
Part 4: User Interface and API Development
19
Part 5: Miscellaneous

Implementing application services

An application service is a stateless class used by the presentation layer to perform use cases of the application. It orchestrates the domain objects to achieve the business operation. Application services get and return DTOs instead of entities.

An application service method is considered a work unit (meaning all database operations—all succeed or all fail as a group, as covered in Chapter 6, Working with the Data Access Infrastructure), which ABP Framework automatically does. A typical flow of an application service method includes the following steps:

  1. Get the necessary aggregates from the repositories using the input parameters and the current context.
  2. Implement the use case by coordinating the aggregates, domain services, and other domain objects, and delegating the work to them.
  3. Update the changed aggregates in the database using the repositories.
  4. Optionally, return a resulting DTO to the client (typically, to the...
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