https://openjdk.java.net/ 
public interface java.nio.file.attribute.FileOwnerAttributeView extends java.nio.file.attribute.FileAttributeView
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: java.nio.file.attribute.FileOwnerAttributeView
  super_class: java.lang.Object
{
  public abstract java.lang.String name();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract java.nio.file.attribute.UserPrincipal getOwner();
    descriptor: ()Ljava/nio/file/attribute/UserPrincipal;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException

  public abstract void setOwner(java.nio.file.attribute.UserPrincipal);
    descriptor: (Ljava/nio/file/attribute/UserPrincipal;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      owner  
}
SourceFile: "FileOwnerAttributeView.java"