Re: [jclouds-labs-openstack] JCLOUDS-494: Change EndpointParam parser to negotiate version for Glance API (#82)

[Andrew Phillips <no...@github.com>]

> +                     throw Throwables.propagate(ex);
> +                  } catch (IOException ex) {
> +                     throw Throwables.propagate(ex);
> +                  }
> +                  throw new HttpException("Glance endpoint does not support API version: " + apiVersion);
> +              }
> +         });
> +   }
> +
> +   @Override
> +   public URI apply(Object from) {
> +      checkArgument(from instanceof String, "you must specify a zone, as a String argument");
> +      Map<String, Supplier<URI>> zoneToEndpoint = zoneToEndpointSupplier.get();
> +      checkState(!zoneToEndpoint.isEmpty(), "no zone name to endpoint mappings configured!");
> +      checkArgument(zoneToEndpoint.containsKey(from),
> +               "requested location %s, which is not in the configured locations: %s", from, zoneToEndpoint);

> This was copied from ZoneToEndpoint in JClouds core

Ah, OK, then let's keep as-is. Thanks for explaining!

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