This class is an internal implementation detail and will change without notice.
Clients that depend on
classes and interfaces can not expect to be compatible with any version
other than the version they were compiled against (even minor version and milestone releases may break binary
compatibility with respect to
Context for global index operations. Only one global index operation is
allowed at one time. This should be instantiated only for task querying. For
submitting task please instantiate its children.
This factory method is called to build a progress URL so the TaskDescriptor can allow some one to navigate to the
task's "web page". The URL should start with "/" and be ready for the servlet context path to be prepended.
||- the id of the task. Since this is not known until task submission, this call back is informed of it once created.
- returns a context specific progress URL that a user can go to to view the progress of a task.