berkesayin / crud-api

CRUD Operations With Java

CRUD Operations using Spring and Docker.

Table Of Contents

1. Tech Stack
   
2. Docker Assets
   
3. Run The Application
   
4. Use Postman
   
5. Postgres Admin With Container
   

1. Tech Stack

• Java
• Spring
• PostgreSQL
• Docker & Docker Compose

2. Docker Assets

• Compose file: To run the 3 services for dockerized Java app, Postgres database and PG admin.
• Dockerfile: To build the Docker image for Java - Spring application.

3. Run The Application

Execute the command to run the application with containers.

docker compose up --build

Containers

docker ps

CONTAINER ID   IMAGE               COMMAND                  CREATED          STATUS          PORTS                           NAMES
fa7aa96e3400   crud-api-crud-app   "java -jar /app-1.0.…"   10 minutes ago   Up 10 minutes   0.0.0.0:8080->8080/tcp          crud-app-c
a663d91bc97b   postgres:12         "docker-entrypoint.s…"   21 hours ago     Up 10 minutes   0.0.0.0:5432->5432/tcp          crud-db-c
685f9814df29   dpage/pgadmin4      "/entrypoint.sh"         21 hours ago     Up 10 minutes   443/tcp, 0.0.0.0:8081->80/tcp   crud-pg-c

4. Use Postman

API/Endpoints:

• GET http://localhost:8080/api/users/getUsers
• GET http://localhost:8080/api/users/getUserById/:id
• POST http://localhost:8080/api/users/createUser
• PUT http://localhost:8080/api/users/updateUserById/:id
• DELETE http://localhost:8080/api/users/deleteUserById

5. Postgres Admin With Container

• Navigate to http://localhost:8081 for PG Admin and login with configurations defined at compose.yaml.