Templates use the syntax of the API platform; see the protobuf of HttpRule for details. A
template consists of a sequence of literals, wildcards, and variable bindings, where each binding
Class for representing and working with resource names.
A resource name is represented by PathTemplate, an assignment to variables in the
template, and an optional endpoint. The ResourceName class implements the map interface
Exception thrown if there is a validation problem with a path template, http config, or related
framework methods. Comes as an illegal argument exception subclass. Allows to globally set a
thread-local validation context description which each exception inherits.
