Paper NMS dependency in gradle

build.gradle

import java.nio.channels.Channels

def paper = { String version ->
    String paperPath = this.gradle.getGradleHomeDir().getAbsolutePath() + "\\papers\\paper-${version}.jar"

    File paper = new File(paperPath)

    if (paper.parentFile != null || !paper.parentFile.exists()) {
        paper.parentFile.mkdir()
    }

    if (!paper.exists()) {
        URLConnection url = new URL("https://yivesmirror.com/files/paper/Paper-${version}.jar").openConnection()

        // Fixes HTTP 403 connection issues and allows download large files
        url.setRequestProperty("User-Agent", "Mozilla")
        url.setConnectTimeout(Integer.MAX_VALUE)

        FileOutputStream outputStream = new FileOutputStream(paperPath)
        // noinspection UnnecessaryQualifiedReference
        outputStream.getChannel().transferFrom(java.nio.channels.Channels.newChannel(url.inputStream), 0, Long.MAX_VALUE)

        outputStream.close()
    }

    return paperPath
}

dependencies {
    // "[GAME VERSION]-b[BUILD NUMBER]" or "[GAME VERSION]-latest" for latest build
    implementation files(paper('1.16.3-b196'))
}