BANK ACCOUNT

Tech stacks

• Raft consensus algorithm
• Aeron Cluster
• Java 21

Pre-requisites

• Java 21

High-level design

Architect overview

How a Request is Processed

Project structure

• bank-cluster - Domain logic
• bank-app - Client application that interacts with the cluster
• bank-libs - Common modules

Run project

make build-jar

make build-image

make run-containers

Generate SBE codecs

./gradlew generateCodecs

Run local

./gradlew runSingleNodeCluster --args='--aeron.cluster.port=9000 --aeron.cluster.node=0 --aeron.cluster.baseDir=node0'

ISSUES

Problem

Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private final java.util.Set sun.nio.ch.SelectorImpl.selectedKeys accessible: module java.base does not "opens sun.nio.ch" to unnamed module @XXXXXX

Solution

Add --add-opens java.base/sun.nio.ch=ALL-UNNAMED to the JVM arguments.