https://openjdk.java.net/ 
public interface javax.crypto.interfaces.DHPublicKey extends javax.crypto.interfaces.DHKey, java.security.PublicKey
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.crypto.interfaces.DHPublicKey
  super_class: java.lang.Object
{
  public static final long serialVersionUID;
    descriptor: J
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: -6628103563352519193
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()

  public abstract java.math.BigInteger getY();
    descriptor: ()Ljava/math/BigInteger;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "DHPublicKey.java"