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Angular + Spring Boot Server Upload/Get MultipartFile

loizenai profile image loizenai ・2 min read

https://grokonez.com/frontend/angular/angular-4-uploadget-multipartfile-tofrom-spring-boot-server

Angular 4 - Upload/Get MultipartFile to/from Spring Boot Server

Upload files to Servlet containers, application need register a MultipartConfigElement class. But Spring Boot makes it more easy by configuring it automatically. In this tutorial, we're gonna look at way to build an Angular 4 App Client to upload/get MultipartFile to/from Spring Boot RestApi Server.

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I. Technologies

  • Angular 4
  • Java 1.8
  • Spring Boot 1.5.7.RELEASE
  • Maven 3.3.9
  • Spring Tool Suite – Version 3.8.1.RELEASE

    II. Overview

    1. Spring Boot Server

    angular-4-upload-multipart-file-spring-boot-spring-structure

  • StorageService helps to init, delete all files, store file, load file

  • UploadController uses StorageService to provide Rest API: POST a file, GET all files

  • application.properties to configure parameters such as MultipartFile max size...

  • Spring Boot Starter Web dependency in pom.xml

    2. Angular 4 App Client

    angular-4-upload-multipart-file-spring-boot-angular-structure

  • upload-file.service provides methods: push File to Storage and get Files.

  • list-upload.component gets and displays list of Files.

  • form-upload.component helps upload File.

  • details-upload.component is detail for each item in list of Files.

angular-4-upload-multipart-file-spring-boot-angular-overview

https://grokonez.com/frontend/angular/angular-4-uploadget-multipartfile-tofrom-spring-boot-server

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