Groovy XML & JSON

Parsing and generating XML and JSON in Groovy. Tutorials on XmlSlurper, XmlParser, MarkupBuilder, JsonSlurper, JsonBuilder, and REST APIs.

Groovy JSON Output with JsonOutput and JsonBuilder – 10+ Tested Examples

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Groovy JSON output with JsonOutput, JsonBuilder, and StreamingJsonBuilder. 10+ examples for generating JSON from maps, objects, and lists on Groovy 5.x. “Parsing JSON is half the battle. The other half is generating it cleanly – and Groovy gives you three different tools to do just that.” Douglas Crockford, JSON Specification Author Last Updated: March 2026 | Tested on: Groovy 5.x, Java 17+ | Difficulty: Beginner to Intermediate | Reading Time: 22 minutes You’ve parsed JSON with JsonSlurper. Now you need ... Read More

Groovy Create and Modify XML – MarkupBuilder, StreamingMarkupBuilder with 12 Examples

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Learn to Groovy create XML and modify with 12 examples using MarkupBuilder, StreamingMarkupBuilder, XmlParser, and XmlUtil. Tested on Groovy 5.x. “Writing XML by hand is like writing assembly – you can do it, but there are better tools for the job.” Tim Bray, XML Specification Co-author Last Updated: March 2026 | Tested on: Groovy 5.x, Java 17+ | Difficulty: Intermediate | Reading Time: 22 minutes Reading XML is only half the story – in real projects, you also need to ... Read More

12 Groovy XmlSlurper Examples – Parse XML the Easy Way

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Groovy XmlSlurper is explored here with 12 practical examples covering XML parsing, namespaces, attributes, GPath queries, and real-world patterns. Tested on Groovy 5.x. “XML is like violence – if it doesn’t solve your problems, you’re not using enough of it.” Tim Berners-Lee, Web Standards Pioneer Last Updated: March 2026 | Tested on: Groovy 5.x, Java 17+ | Difficulty: Intermediate | Reading Time: 20 minutes If you’ve wrestled with DOM parsers, SAX handlers, or JAXB annotations just to pull a few ... Read More