NewRequestCursor returns a request cursor of given page size for the first page.

NextRequestCursor returns a request cursor of given page size for the next page.

Same comment as above holds here as well.

Same comment as above holds here as well.

Note that these are taken from the cursor proto definition.

Note that these are taken from the cursor proto definition.

Note that these are taken from the cursor proto definition.

Note that these are taken from the cursor proto definition.