https://openjdk.java.net/ 
public interface javax.print.MultiDocPrintService extends javax.print.PrintService
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.print.MultiDocPrintService
  super_class: java.lang.Object
{
  public abstract javax.print.MultiDocPrintJob createMultiDocPrintJob();
    descriptor: ()Ljavax/print/MultiDocPrintJob;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "MultiDocPrintService.java"