Data Visualization Dashboard Project: Architecture, Configuration, and Code Overview

1. Effect Diagram Display

Shows dynamic real‑time data updates and theme switching via right‑click, illustrated with several screenshots.

2. Requirement Specification

Screen resolution

The case uses a 16:9 aspect ratio with full‑screen display (F11).

Deployment method

Provides a portable executable supporting Windows, Linux, macOS; copy to server, no additional dependencies. The program can be viewed directly on the server or accessed remotely through a browser such as Chrome or 360.

3. Overall Architecture Design

Front‑end built with the open‑source Echarts library, edited in WebStorm.

Back‑end implemented with Java Web, edited in IntelliJ IDEA.

Data exchange format: JSON.

Data source: default JSON files; MyBatis can be added to support PostgreSQL, MySQL, Oracle, Microsoft SQL Server, SQLite; POI can be added for Excel; custom HTTP API interfaces are also possible.

Data update method: HTTP GET polling; in production, backend push can be used for real‑time updates.

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4. Development Configuration & Code Structure

Java development environment

Images illustrate the IDE configuration for Java development.

JSON library configuration

Add Alibaba FastJSON dependency in pom.xml :

<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>fastjson</artifactId>
    <version>1.2.51</version>
</dependency>

Code structure

Static resources, Java source directories, and port configuration are shown with screenshots.

Startup command

An image demonstrates the command used to start the application.

Browser access

Enter the URL http://localhost:80xx (port defined in application.properties ) in a browser to view the dashboard.

5. Source Code Acquisition

Instructions for obtaining the source code via a WeChat QR code and remarks for free download.