[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-04-02 UTC."],[[["This page provides documentation for the `FieldsExtractor` interface within the Google API Client Library for Java (gax), specifically for the `httpjson` package."],["The `FieldsExtractor` interface, found within the `com.google.api.gax.httpjson` package, is a functional interface designed to extract specific fields from request messages for advanced usage."],["The documentation lists multiple versions of the `FieldsExtractor` class, ranging from the latest version 2.63.1 down to version 2.7.1, to allow for backward compatibility."],["The `extract` method is an abstract method in the `FieldsExtractor` interface that takes a `RequestT` as input and returns a `ParamsT`."]]],[]]