Downloading by version

The plugin downloads and installs Jextract from the official release page for the current build platform. It infers the matching Jextract version from the Java toolchain configuration of the Java plugin.

modern JDK

Your target JVM should be of version 19 or above.

Kotlin

Configuring the Jextract version via Java plugin dSL

// build.gradle.kts
java {
    toolchain {
        languageVersion = JavaLanguageVersion.of(25)
    }
}

Groovy

Configuring the Jextract version via Java plugin dSL

// build.gradle
java {
    toolchain {
        languageVersion = JavaLanguageVersion.of 25
    }
}