Spring Batch is a lightweight framework that enables the development of batch applications for enterprise systems.
The Keyhole team consists of prolific bloggers, and a common topic we write about is how we use Spring Batch for our enterprise clients. Please peruse the following resources about Spring Batch:
Introductory Blog Series
- Introducing Spring Batch - short overview and simple hands-on primer to get you started using Spring Batch.
- Getting Started With Spring Batch - what it takes to get up and running.
- Generating Large Excel Files Using Spring Batch - how to create a potentially large Excel file without causing memory meltdown on the server hardware.
Spring Batch Customization
- Scaling Spring Batch – Step Partitioning - partitioning a step so that the step has several threads that are each processing a chunk of data in parallel.
- Spring Batch: Multiple Format Output Writer - how to quickly implement your own ItemStreamWriter that delegates the writing to your individual writers.
- Making Spring Batch Groovy - Since anything you can do in Java, you should be able to do in Groovy, the author began to wonder if you can make Spring Batch Groovy...
- Using Spring Integration In Conjunction With Spring Batch - an example of Spring Integration configuration code, breaking it apart and showing how each part works.
- Spring Batch Restartability - how to identify improper usage of Spring Batch’s Step & Job ExecutionContext as well as how to write good, wholesome components for Spring Batch.
Patterns & Integrations
- Introducing The Delegate Pattern - introduction to a design pattern where an object, instead of performing one of its stated tasks, delegates that task to an associated helper object.
- Encrypting Working Files Locally in Spring Batch - solution for encrypting sensitive files for local use with Java’s Encryption library & tying directly into Spring Batch readers and writers.
Testing
- Spring Batch Unit Testing and Mockito - how to stub method calls in order to unit test Spring components that make use of injected dependencies.
- Cucumber Testing in Spring Batch - why you want to use Cucumber with Spring Batch, example tests, and suggestions for getting started.
Modernization
- Spring Batch – Replacing XML Job Configuration With JavaConfig - how to convert an existing XML-based Spring Batch configuration to the new JavaConfig annotation-based configuration
- Modernization Lessons: FTP & the Mainframe - three data challenges encountered in the transition of an enterprise mainframe to Java web application with Spring Batch, how they were overcome, and tips for similar migration situations.
