Production Ready Spring Boot Web Application

A backend application built using Spring Boot, Spring MVC, Spring Data JPA (Hibernate), Criteria Builder, and MySQL.

This project follows clean layered architecture and implements dynamic query building, pagination, sorting, logging, and Spring Security configuration.

Technologies Used

• Backend: Spring Boot, Spring MVC
• ORM: Spring Data JPA (Hibernate)
• Dynamic Queries: CriteriaBuilder & CriteriaQuery
• Database: MySQL
• Security: Spring Security
• Logging: SLF4J + Logback
• Build Tool: Maven
• Java Version: 17+

Spring Security

Default credentials are configured using environment variables.

Example:

Username: user
Password: password

(For production, always change credentials and use encrypted passwords.)

Production application.properties

spring.application.name=Employee_Detail_Form

# Server
server.port=${PORT:8080}
server.servlet.context-path=/api

# Database (Use Environment Variables)
spring.datasource.url=${DB_URL}
spring.datasource.username=${DB_USERNAME}
spring.datasource.password=${DB_PASSWORD}
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver

# JPA
spring.jpa.hibernate.ddl-auto=none
spring.jpa.show-sql=true
spring.jpa.properties.hibernate.format_sql=true

# Logging
logging.level.root=INFO
logging.level.com.example=INFO
logging.file.name=logs/application.log

# Spring Security (Use env variables in production)
spring.security.user.name=${APP_USERNAME:user}
spring.security.user.password=${APP_PASSWORD:password}

# Email Configuration
spring.mail.host=${MAIL_HOST} 
spring.mail.port=${MAIL_PORT}
spring.mail.username=${MAIL_USERNAME}
spring.mail.password=${MAIL_PASSWORD}

How to Run

git clone https://github.com/Ayush1665/Employee_Detail_Form.git
cd Employee_Detail_Form
mvn spring-boot:run

Preview

ER Diagram

Create Employee

Update Employee Details

Validation

Swagger Integration

Jacoco (Java Code Coverage)