Awesome

gjavah

Gradle :

repositories {
    mavenCentral()
    maven { url 'https://jitpack.io' }
}

dependencies {
    implementation 'org.glavo.glavo:gjavah:0.3.1'
}

Usage

Use gjavah in Java

import org.glavo.javah.*;

JavahTask task = new JavahTask();
task.setOutputDir(Paths.get(""));
task.addRuntimeSearchPath();
task.addClass("java.lang.Object");
task.addClass("java.lang.String");
task.run();

Use gjavah in console

java -jar gjavah-0.3.1.jar -d . java.lang.Object java.lang.System