Spring Angular File Upload Application
In this section, we are going to create a File Upload web application. This application includes a registration form. In this integration, we are using Spring to handle the backend part and Angular to handle the frontend part.
Working of Application
Tools to be used
Technologies we used
Here, we use the following technologies:
Let's create a database fileuploadexample. There is no need to create a table as Hibernate automatically created it.
Let's see the directory structure of Spring we need to follow:
To develop a file upload application, follow the below steps: -
Here, we are creating a service layer interface that acts as a bridge between DAO and Entity classes.
Let's see the directory structure of Angular we need to follow:
Let's create an Angular project by using the following command:
ng new FileUploadExample
Here, FileUploadExample is the name of the project.
Install Bootstrap CSS framework
Use the following command to install bootstrap in the project.
Now, include the following code in the style.css file.
Let's also create a service class by using the following command: -
ng g s services/UserDetail
Let's create a class by using the following command: -
ng g class classes/UserDetail
Now, specify the required fields within the UserDetail class.
The purpose of this class is to map the specified fields with the fields of the Spring entity class.
Once completed, provide the URL http://localhost:4200/ at the web browser. The following web page occurs:
Now, we can fill the required information and choose the file need to be uploaded.