https://openjdk.java.net/ 
public interface org.w3c.dom.html.HTMLPreElement extends org.w3c.dom.html.HTMLElement
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.w3c.dom.html.HTMLPreElement
  super_class: java.lang.Object
{
  public abstract int getWidth();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void setWidth(int);
    descriptor: (I)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
       Name  Flags
      width  
}
SourceFile: "HTMLPreElement.java"