/**
 * readFile
 * @param {string} filename - path to file, relative to Minecraft server root
 * @return {boolean}
 *
 * Delete file or directory (recursive).
 */
export function remove(filename) {
    var File = java.io.File
    const file = new File(filename)
    if (file.exists()) {
        if (file.isDirectory()) {
            // Recursively delete all files in dir.
            const files = Java.from(file.listFiles())
            files.forEach(_file => {
                remove(_file.getPath())
            })

            // Now delete empty dir
            file.delete()
        } else {
            file.delete()
        }
    }
}