Copying Windows file permissions in Lucee

copyParentDirectoryPermissions.cfm

public void function copyParentDirectoryPermissions( required string filePath, required string parentDirectoryPath ){
  //built-in Java classes with required static methods
  var Paths = CreateObject( "java", "java.nio.file.Paths" );
  var Files = CreateObject( "java", "java.nio.file.Files" );
  var aclViewClass = CreateObject( "java", "java.nio.file.attribute.AclFileAttributeView" ).getClass();
  //create "path" java objects to work with
  var parentFolderPath = Paths.get( JavaCast( "string", arguments.parentDirectoryPath ), [] );
  var filePath = Paths.get( JavaCast( "string", arguments.filePath ), [] );
  //create "views" of the respective ACLs
  var parentFolderAclView = Files.getFileAttributeView( parentFolderPath, aclViewClass, [] );
  var fileAclView = Files.getFileAttributeView( filePath, aclViewClass, [] );
  //copy the folder ACL to the file
  fileAclView.setAcl( parentFolderAclView.getAcl() );
}