README.md

About

This is an example JSR-352 batch running on Wildfly, which

1. Loads Data from a File in a Database in Step 1
2. And then unload all Data from the Databasein a second step in parallel.

The example consists of unit tests for the reader, processor and writer classes in Step 1 as well as a test script to invoke the batch on wildfly.

The presentation is available at src/site/resources

Install Wildfly

• Requires Java 11
• Download Wildfly 18 (https://www.wildfly.org/downloads/)
• Unpack ZIP into a local directory
• Set an admin user password

Set a new password for the admin user:

cd $WILDFLY_HOME\bin
./add-user.ps1 -m -u admin -p admin

Add a datasource, our batch can use for reading and writing:

cd $WILDFLY_HOME\bin
.\jboss-cli.ps1 --connect `
    --file="...\src\main\resources\wildfly-datasources.cfg"

Optional: Enable remote debugging

# standalone.conf, standalone.conf.ps1 
agentlib:jdwp=transport=dt_socket,address=8787,server=y,suspend=n

Compile

mvn clean install

Local test

1. Deploy Application on a local Wildfly server
2. Run testcase BatchIntegrationTest

Deploy the application using maven:

# deploy to local server listening on port 9990
mvn wildfly:deploy