gradle-multiple-project

Demo of gradle multi module project and clean architecture with Kotlin (JDK11)

clean and build the project

• gradle clean build

run the Spring App example configured with Spring Data and H2 memory DB

• gradle gradle-multiple-project:spring-app-back-jpa:bootRun

run the Spring App example configured with Spring Rest Template to consume Data from external URL (Mock Server)

• gradle gradle-multiple-project:spring-app-back-ws:bootRun

run the Manual App example configured with In memory DB (Map)

• gradle gradle-multiple-project:manual-app:run

run the GraphQL App example configured with Spring Data and H2 memory DB

• gradle gradle-multiple-project:graphql-app-back-jpa:bootRun

run the GraphQL App example configured with In memory DB (Map)

• gradle gradle-multiple-project:graphql-app-back-in-memory:bootRun

Project Architecture

.
├── core                            # Project core (All the business here)
│   ├── usescase                    # The business actions/logic
│   └── entities                    # The domain objects
│
|── Adapters                        # Retrieve and store data from and to a number of sources (database, 
│   │                                        network devices, file system, 3rd parties, and so on.)
│   ├── in-memory-hazelcast         # Example : In memory with hazelcast
│   ├── in-memory-simple            # Example : Simple In memory with map
│   ├── spring-rest-template        # Example : Spring Rest Template thats consume an externe URL
│   └── spring-jpa                  # Example : Spring Data (H2 Databse)
│
|── Config                          # The config folder thats put everything together
│   ├── manual-config               # Configure the manual adapter (in-memory-simple)
│   ├── spring-config-jpa           # Configure the Spring JPA adapter (spring-jpa)
│   └── spring-config-ws            # Configure the Spring Rest Template adapter (spring-rest-template)
│
└── application                     # The applications can be used as front (Web, Client, batch ...)
    ├── manual-app                  # Example of console App thats use the "manual-config" config
    ├── spring-app-back-jpa         # Example of Spring Rest App thats use the "spring-config-jpa" config
    ├── spring-app-back-ws          # Example of Spring Rest App thats use the "spring-config-ws" config    
    ├── graphql-app-back-jpa        # Example of GraphQL App thats use the "spring-config-jpa" config    
    └── graphql-app-back-in-memory  # Example of GraphQL Rest App thats use the "manual-config" config    

Clean architecture

Source and credit: Mattia Battiston, under CC BY 4.0, https://github.com/mattia-battiston/clean-architecture-example

TODO

• Add Unit tests
• Add end to end tests