When Docker Meets Java: A Practical Guide to Docker for Java and Spring Boot Applications

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2025

A. ChoudharyWhen Docker Meets Javahttps://doi.org/10.1007/979-8-8688-1300-9_3

3. Up and Running with Docker

Ashish Choudhary¹  

(1)

Pune, Maharashtra, India

 

Among the many tools available for application packaging and deployment, Docker is one of the most important in containerization. One of the key elements in this process is the Dockerfile, which represents a blueprint of the configuration, dependencies, and steps followed to build a Docker image. It consists of several instructions that allow us to build containers using the docker build command.

Creating a Dockerfile

To commence, let’s start by creating an empty Dockerfile. Remember to name it with a capital ...