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Kotlin Spring Boot + Angular 6 CRUD HttpClient + MySQL example | Spring Data JPA + REST APIs example

loizenai profile image loizenai ・3 min read

Kotlin Spring Boot + Angular 6 CRUD HttpClient + MySQL example | Spring Data JPA + REST APIs example

In this tutorial, we show you Angular 6 Http Client & Spring Boot Server example that uses Spring JPA to do CRUD with MySQL and Angular 6 as a front-end technology to make request and receive response.

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I. Technologies

– Java 1.8
– Maven 3.3.9
– Spring Tool Suite – Version 3.8.4.RELEASE
– Spring Boot: 2.0.3.RELEASE
– Angular 6

  • RxJS 6

    II. Overview

    kotlin-spring-boot-angular-6-crud-httpclient-spring-rest-api-data-mysql-crud-spring-jpa + angular-http-service-architecture

    1. Spring Boot Server

    kotlin-spring-boot-angular-6-crud-httpclient-spring-rest-api-data-mysql-crud-spring-jpa + spring-server-architecture

    2. Angular 6 Client

    kotlin-spring-boot-angular-6-crud-httpclient-spring-rest-api-data-mysql-crud-spring-jpa + angular-client-architecture

    III. Practice

    1. Project Structure

    1.1 Spring Boot Server

    Angular-6-Crud-HttpClient-Kotlin-SpringBoot-MySQL-CRUD-Spring-JPA +Kotlin-SpringBoot-project

  • Customer class corresponds to entity and table customer.

  • CustomerRepository is an interface extends CrudRepository, will be autowired in CustomerController for implementing repository methods and custom finder methods.

  • CustomerController is a REST Controller which has request mapping methods for RESTful requests such as: getAllCustomers, postCustomer, deleteCustomer, deleteAllCustomers, findByAge, updateCustomer.

  • Configuration for Spring Datasource and Spring JPA properties in

  • Dependencies for Spring Boot and MySQL in pom.xml

    1.2 Angular 6 Client

    kotlin-spring-boot-angular-6-crud-httpclient-spring-rest-api-data-mysql-crud-spring-jpa + angular-client-structure

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