Builds a nodeset of all of the preceding nodes of the supplied node, in reverse document order
includes every element in the document that precedes this node,
except for ancestors
Marks this TupleEntry as canceled.
A TupleEntry is dead when it is canceled or expired.
Returns the canceled status.
Return the authoritative instance of the command manager.
Returns self. Allows a CommandManager instance to stand in for the class itself.
True if the backtrace option has been specified, or debug is on.
Creates a new package that will read or write to the file gem.
Creates server sockets based on the addresses option. If no addresses were given a server socket for all interfaces is created.
Replaces this SourceList with the sources in other See << for acceptable items in other.
Checks that the specification contains all required fields, and does a very basic sanity check.
Raises InvalidSpecificationException if the spec does not pass the checks.
Normalize the URI by adding “http://” if it is missing.