Added Distributed Processes samples

.github/workflows/samples_distributed-processes.yml

@@ -0,0 +1,52 @@
+name: Samples - EventStoreDB Events Versioning
+
+on:
+  # run it on push to the default repository branch
+  push:
+    branches: [main]
+    paths:
+      - "samples/distributed-processes/**"
+  # run it during pull request
+  pull_request:
+    paths:
+      - "samples/distributed-processes/**"
+
+defaults:
+  run:
+    working-directory: samples/distributed-processes
+
+jobs:
+  build-and-test-code:
+    name: Build and test
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check Out Repo
+        uses: actions/checkout@v2
+
+      - name: Start containers
+        run: docker-compose up -d
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          java-version: 17
+          distribution: "adopt"
+          cache: gradle
+
+      - uses: gradle/gradle-build-action@v2
+        with:
+          arguments: build
+          gradle-version: wrapper
+          build-root-directory: samples/distributed-processes
+
+      - name: Archive test report
+        uses: actions/upload-artifact@v2
+        if: always()
+        with:
+          name: Test report
+          path: ./samples/distributed-processes/build/test-results/test
+
+      - name: Stop containers
+        if: always()
+        run: docker-compose down

README.md

@@ -27,6 +27,7 @@ Tutorial, practical samples and other resources about Event Sourcing in JVM. See
       - [Tools used](#tools-used)
     - [Event Versioning](#event-versioning)
     - [Uniqueness](#uniqueness)
+    - [Distributed Processes](#distributed-processes)
   - [Articles](#articles)
 
 ## Event Sourcing
@@ -285,13 +286,24 @@ Shows how to handle basic event schema versioning scenarios using event and stre
 - 📝 [Simple patterns for events schema versioning](https://event-driven.io/en/simple_events_versioning_patterns/?utm_source=event_sourcing_jvm) 
 
 ### [Uniqueness](./samples/uniqueness/)
-Shows how to handle unique constraint checks in an event-sources system. Explains various techniques like:
+Shows how to handle unique constraint checks in an event-sources system. Explains various techniques, like:
 - talking to business,
 - stream id design,
 - reservation pattern.
 
 Read more in [How to ensure uniqueness in Event Sourcing](https://event-driven.io/en/uniqueness-in-event-sourcing/?utm_source=event_sourcing_jvm).
 
+### [Distributed Processes](./samples/distributed-processes/)
+Shows how to handle distributed processes in Event Sourcing in practice. Explains various use cases, like:
+- batch processing,
+- saga vs process managers,
+- distributed processes in the single module and across boundaries,
+- internal vs external events,
+- compensating failures,
+- implementation of command and event bus in EventStoreDB.
+
+Read more in [How to ensure uniqueness in Event Sourcing](https://event-driven.io/en/uniqueness-in-event-sourcing/?utm_source=event_sourcing_jvm).
+
 ## Articles
 
 Read also more on the **Event Sourcing** and **CQRS** topics in my [blog](https://event-driven.io/?utm_source=event_sourcing_jvm) posts:

samples/distributed-processes/.editorconfig

@@ -0,0 +1,18 @@
+# Editor configuration, see http://editorconfig.org
+root = true
+
+[*]
+end_of_line = lf
+charset = utf-8
+indent_style = space
+indent_size = 2
+tab_width = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.java]
+max_line_length = 80
+
+[*.md]
+max_line_length = off
+trim_trailing_whitespace = false

samples/distributed-processes/.gitignore

@@ -0,0 +1,37 @@
+HELP.md
+.gradle
+build/
+!gradle/wrapper/gradle-wrapper.jar
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/