https://openjdk.java.net/ 
public interface javax.xml.crypto.dsig.XMLSignContext extends javax.xml.crypto.XMLCryptoContext
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.xml.crypto.dsig.XMLSignContext
  super_class: java.lang.Object
{
}
SourceFile: "XMLSignContext.java"