Project description

This is a simple Demo of using Spring Boot and MongoDB. Application has a simple form on the main page. Entered data on the form will be saved users collection in MongoDB.

Project architecture

Application consists of:

• UserController which handles request from index.html page
• UserResource - is REST endpoint for retrieving Users
• UserRepository - repository interface for persistence and retrieving Users from MongoDB

Because it's a simple demo for storing and retrieving users to/from database, UserRepository injected directly in UserController and UserResource.

How to build project

To build, or run project java and MongoDB should be installed.

From the root folder of the project just run ./gradlew build Compiled springboot-mongo-demo.jar file can be found at build/libs

How to run project locally

1. To run project from the built .jar file:

From the root folder of the project run the following command in terminal:

java -jar build/libs/springboot-mongo-demo.jar

2. To run the project with gradle:

From the root folder of the project run the following command in terminal:

gradlew bootRun

3. To run the project from the Intellij Idea:

Open the project in Intellij Idea
Open DemoApp.java file. Right click on the main method and select Run 'DemoApp.main()' on the pop-up window.

Running the project locally assumes that java and MongoDB are installed locally.

How to work with the application

After application is started open the following into any browser http://localhost:8080

Application also provides REST API for retrieving all users or user by userID.
To retrieve all users: http://localhost:8080/api/users
To retrieve user by ID:
http://localhost:8080/api/users/user_id
user_id should be replaced by real ID from the main page.

How to build and run application using Docker file

On how to run and build application using Docker please read this README file or this tutorial: How to run Spring Boot and MongoDB in Docker container