Java XML and JSON: Document Processing for Java SE

© Jeff Friesen 2019

Jeff FriesenJava XML and JSONhttps://doi.org/10.1007/978-1-4842-4330-5_10

10. Extracting JSON Values with JsonPath

Jeff Friesen¹ 

(1)

Dauphin, MB, Canada

 

XPath is used to extract values from XML documents. JsonPath performs this task for JSON documents. Chapter 10 introduces you to JsonPath.

Note

If you’re unfamiliar with XPath, I recommend that you read Chapter 5 before reading this chapter. JsonPath was derived from XPath.

What Is JsonPath?

JsonPath is a declarative query language (also known as a path-expression-syntax) for selecting and extracting a JSON document’s property values. For example, you can use JsonPath to locate "John" in {"firstName": "John"} and return this value. JsonPath is based on XPath 1.0.

JsonPath was created ...