• spring boot integration experiments
  • Tech Stack
  • Useful Docker Commands
  • Useful git Commands

spring boot integration experiments

The following table list all sample codes related to the spring boot integrations.

Name	Description	Status
Ultimate Redis Implementation	The application, discovers ways of interacting with Redis with different TTLs for different Caches	Completed
Connecting to multiple data sources	The application, demonstrates the way spring boot application connects with multiple databases,connection pooling and both type of database migrations (liquibase and flyway)	Completed
Implementation of Strategy Design Pattern	The application, demonstrates strategy pattern in spring application and build native image using GraalVM, use a main class to start up the application and builds nativeImage	Completed
Archunit Implementation	The application, demonstrates how to apply arch unit rules to the spring boot project	Completed
Hibernate Envers Implementation using spring data JPA	The application, demonstrates how to apply hibernate envers to the spring boot project, monitor the system and alert when CPU usage is high or when system is down	Completed
Graph QL implementation using webflux	The application, demonstrates the way to connect to database using graph ql using webflux	Completed
Hibernate 2nd Level Cache Using Redis	The application, demonstrates how to apply Hibernate 2nd level cache using redis in a spring boot project , testing using QueryCounting, implemented hypersistence Repository instead of default JPARepository	Completed
Read Replica Postgres with connection optimization	The application, demonstrates saving the data in Postgresql and then read from replica instance with optimized connection handling via LazyConnectionDataSourceProxy	Completed
BackgroundJobs and Scheduling using Jobrunr	The application, demonstrates running background jobs and scheduling the tasks using Jobrunr	Completed
MultiTenancy DB Based	The application, demonstrates running multi tenancy in JPA using different databases but same DDLs and DMLs	Completed
MultiTenancy Partition Based	The application, demonstrates running multi tenancy in JPA using partition based i.e Shared Database with Shared table	Completed
MultiTenancy Schema Based	The application, demonstrates running multi tenancy in JPA using schema based i.e Shared Database with Separate Schema	Completed
MultiTenancy with multipledatsources	The application, demonstrates running multi tenancy in JPA using all strategies using multidatasources	Completed
mongodb-elasticsearch-integration	The application, demonstrates saving the data in MongoDb and then searching in ElasticSearch for quick Search, GeoSpatial Search	WIP
spring-boot-graphql-querydsl	The application, demonstrates the way to connect to database using graph ql and querydsl	WIP
spring-boot-graphql-webmvc	The application, demonstrates how to apply graphql concepts to the spring boot project	WIP
Choas Engineering Principles	The application, demonstrates how to apply choas engineering concepts to the spring boot project, test using Gatling to demonstrate the difference	WIP
Feature Toggles	The application, demonstrates how to apply feature toggles concepts to the spring boot project	WIP
Rabbit Mq Implementation	The application, demonstrates how rabbitmq works with producer side acknowledgement	Completed
Spring Batch Implementation	The application, demonstrates implementing Spring Batch 5 using simple config and creating batch tables using liquibase	Completed
Rest API Documentation with examples	This application, demonstrates ability to generate pdf API documentation using spring rest docs	Completed
Custom SequenceNumber and LazyConnectionDataSourceProxy for db connection improvement	This application, demonstrated ability to create custom sequences, using datasource-proxy and LazyConnectionDataSourceProxy for db connection improvement using mariadb	Completed
KeySet pagination and dynamic search	Implements KeySet Pagination using Blaze Persistence and enable dynamic search using specifications	Completed

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Tech Stack

Repo is built on the following main stack:

• Java – Languages
• JavaScript – Languages
• SQL – Languages
• Node.js – Frameworks (Full Stack)
• Project Reactor – Java Tools
• QueryDSL – Java Tools
• Spring Framework – Frameworks (Full Stack)
• jQuery – Javascript UI Libraries
• Cloud DB for Mysql – SQL Database as a Service
• H2 Database – Databases
• Liquibase – Database Tools
• MariaDB – Databases
• Microsoft SQL Server – Databases
• MongoDB – Databases
• MySQL – Databases
• PostgreSQL – Databases
• RabbitMQ – Message Queue
• Redis – In-Memory Databases
• Serverless AppSync – GraphQL Tools
• Spring Data – Database Tools
• jOOQ – Database Tools
• CircleCI – Continuous Integration
• Docker – Virtual Machine Platforms & Containers
• Docker Compose – Container Tools
• FindBugs – Code Review
• GitHub Actions – Continuous Integration
• Gradle – Java Build Tools
• Grafana – Monitoring Tools
• Jenkins – Continuous Integration
• Kibana – Monitoring Tools
• Logback – Log Management
• Loki – Logging Tools
• Prometheus – Monitoring Tools
• Apache Camel – Platform as a Service
• Alpine Linux – Operating Systems
• Base – CRM
• Elasticsearch – Search as a Service
• Shell – Shells

Full tech stack here

Useful Docker Commands

Start postgres and pgadmin

docker compose up postgres pgadmin4

Clean up everything using

docker system prune -a -f --volumes

Claim unused volumes

docker volume prune

Running container

docker container ls

Useful git Commands

How to overwrite local changes with git pull

Stash local changes:

$ git stash

Pull changes from remote:

$ git pull

How to revert the changes that are pushed to remove

$ git revert $hash