https://itnext.io/microservices-architecture-an-implementation-of-saga-pattern-dbbe5d881c78
- Order Service - http://localhost:8090/swagger-ui.html
- Delivery Service - http://localhost:8070/swagger-ui.htm
- Kitchen Service - http://localhost:8080/swagger-ui.html
- Java 8
- Spring Boot v2.4.5
- MongoDB
- Saga Choreography
- Swagger
When you execute the code make sure db.getCollection('hamburger').find({}) should hold multiple records of same type like below
/* 1 */
{
"_id" : ObjectId("60be54182ff7ef03f3f397c0"),
"hamburgerType" : "SCOTTONA",
"_class" : "com.example.demo.entity.Hamburger"
}
/* 2 */
{
"_id" : ObjectId("60be542a2ff7ef03f3f397c1"),
"hamburgerType" : "CHIANINA",
"_class" : "com.example.demo.entity.Hamburger"
}
/* 3 */
{
"_id" : ObjectId("60be56d62ff7ef03f3f397c8"),
"hamburgerType" : "ANGUS",
"_class" : "com.example.demo.entity.Hamburger"
}
/* 4 */
{
"_id" : ObjectId("60be56db2ff7ef03f3f397c9"),
"hamburgerType" : "ANGUS",
"_class" : "com.example.demo.entity.Hamburger"
}
/* 5 */
{
"_id" : ObjectId("60be56de2ff7ef03f3f397ca"),
"hamburgerType" : "ANGUS",
"_class" : "com.example.demo.entity.Hamburger"
}
curl -X POST "http://localhost:8090/order/create" -H "accept: application/json" -H "Content-Type: application/json" -d "{ \"addressDTO\": { \"number\": \"100\", \"street\": \"Achalpur Street\" }, \"cookingType\": \"BLOOD\", \"hamburgerList\": [ { \"hamburgerType\": \"ANGUS\", \"quantity\": 2 } ], \"orderStatus\": \"COOKING\", \"price\": 110, \"statusDescription\": \"Waiting Status\"}"
Below things should happe in MongoDB
db.getCollection('order').find({})
{
"_id" : ObjectId("60be57704123a3150882f9bd"),
"statusDescription" : "WAITING",
"cookingType" : "BLOOD",
"orderStatus" : "WAITING",
"hamburgerList" : [
{
"hamburgerType" : "ANGUS",
"quantity" : 2
}
],
"addressDTO" : {
"number" : "100",
"street" : "Achalpur Street"
},
"price" : 110.0,
"_class" : "com.example.demo.entity.Order"
}
db.getCollection('delivery').find({})
{
"_id" : ObjectId("60be581f850eb81c07e6b342"),
"addressDTO" : {
"number" : "100",
"street" : "Achalpur Street"
},
"orderId" : "60be57704123a3150882f9bd",
"_class" : "com.example.demo.entity.Delivery"
}
