https://openjdk.java.net/ 
public interface javax.xml.crypto.dsig.keyinfo.KeyInfo extends javax.xml.crypto.XMLStructure
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.xml.crypto.dsig.keyinfo.KeyInfo
  super_class: java.lang.Object
{
  public abstract java.util.List<javax.xml.crypto.XMLStructure> getContent();
    descriptor: ()Ljava/util/List;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()Ljava/util/List<Ljavax/xml/crypto/XMLStructure;>;

  public abstract java.lang.String getId();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void marshal(javax.xml.crypto.XMLStructure, javax.xml.crypto.XMLCryptoContext);
    descriptor: (Ljavax/xml/crypto/XMLStructure;Ljavax/xml/crypto/XMLCryptoContext;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.xml.crypto.MarshalException
    MethodParameters:
         Name  Flags
      parent   
      context  
}
SourceFile: "KeyInfo.java"