https://openjdk.java.net/ 
public interface javax.print.attribute.PrintRequestAttributeSet extends javax.print.attribute.AttributeSet
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.print.attribute.PrintRequestAttributeSet
  super_class: java.lang.Object
{
  public abstract boolean add(javax.print.attribute.Attribute);
    descriptor: (Ljavax/print/attribute/Attribute;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
           Name  Flags
      attribute  

  public abstract boolean addAll(javax.print.attribute.AttributeSet);
    descriptor: (Ljavax/print/attribute/AttributeSet;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      attributes  
}
SourceFile: "PrintRequestAttributeSet.java"