Spring Batch Job with Parallel Steps

Link: http://javasampleapproach.com/spring-framework/spring-batch/spring-batch-job-parallel-steps

Spring Batch Job with Parallel Steps

For scaling a Batch Job, Parallel Steps is one solution that bases on the business logic of application. We split the logic business in distinct responsibilities, and each step can be executed in parallelized flow. The tutorial will guide you how to configure parallel steps with Spring Batch.

Related Articles:
– Spring Batch Partition for Scaling & Parallel Processing
http://javasampleapproach.com/spring-framework/spring-boot/spring-batch-partition-scaling-parallel-processing

– How to start with Spring Batch using Spring Boot – Java Config
http://javasampleapproach.com/spring-framework/spring-boot/start-spring-batch-using-spring-boot

Technologies for spring batch parallel step tutorial

– Java 1.8
– Maven 3.3.9
– Spring Tool Suite – Version 3.8.1.RELEASE
– Spring Boot
– MySQL Database

Step to do

– Create Spring Boot project
– Add dependencies
– Config Batch Job DataSource
– Create a Simple Tasklet Step
– Create a Job Launch
– Enable Batch Job
– Define Spring Batch Job with XML config
– Run & Check Result

We defines 4 steps: step_1, step_2, step_3, step_4. Step_1, Step_2, Step_3 are designed for parallel processing with 3 flow in a split split_1.

After split_1 is Done, it means: step_1, step_2, step_3 are Done, then step_4 is processed.