gapic-common - Class Gapic::PagedEnumerable (v0.25.0)

Reference documentation and code samples for the gapic-common class Gapic::PagedEnumerable.

A class to provide the Enumerable interface to the response of a paginated method. PagedEnumerable assumes response message holds a list of resources and the token to the next page.

PagedEnumerable provides the enumerations over the resource data, and also provides the enumerations over the pages themselves.

Inherits

  • Object

Includes

  • Enumerable

Examples

normal iteration over resources.

 paged_enumerable 
 . 
 each 
  
 { 
  
 | 
 resource 
 | 
  
 puts 
  
 resource 
  
 } 

per-page iteration.

 paged_enumerable 
 . 
 each_page 
  
 { 
  
 | 
 page 
 | 
  
 puts 
  
 page 
  
 } 

Enumerable over pages.

 paged_enumerable 
 . 
 each_page 
  
 do 
  
 | 
 page 
 | 
  
 page 
 . 
 each 
  
 { 
  
 | 
 resource 
 | 
  
 puts 
  
 resource 
  
 } 
 end 

more exact operations over pages.

 while 
  
 some_condition 
 () 
  
 page 
  
 = 
  
 paged_enumerable 
 . 
 page 
  
 do_something 
 ( 
 page 
 ) 
  
 break 
  
 if 
  
 paged_enumerable 
 . 
 next_page? 
  
 paged_enumerable 
 . 
 next_page 
 end 

Methods

#each

  def 
  
 each 
 ( 
& block 
 ) 
 

Iterate over the resources.

Yields
  • (Object) — Gives the resource objects in the stream.
Raises
  • (RuntimeError) — if it's not started yet.

#each_page

  def 
  
 each_page 
 () 
 

Iterate over the pages.

Yields
  • ( Page ) — Gives the pages in the stream.
Raises
  • — if it's not started yet.

#next_page

  def 
  
 next_page 
 () 
  
 - 
>  
 Page 
 
Alias Of: #next_page!

Update the response in the current page.

Returns
  • ( Page ) — the new page object.

#next_page!

  def 
  
 next_page! 
 () 
  
 - 
>  
 Page 
 
Aliases

Update the response in the current page.

Returns
  • ( Page ) — the new page object.

#next_page?

  def 
  
 next_page? 
 () 
  
 - 
>  
 Boolean 
 

True if it has the next page.

Returns
  • (Boolean)

#next_page_token

  def 
  
 next_page_token 
 () 
  
 - 
>  
 String 
 

The page token to be used for the next RPC call.

Returns
  • (String)

#page

  def 
  
 page 
 () 
 

Returns the value of attribute page.

#response

  def 
  
 response 
 () 
  
 - 
>  
 Object 
 

The current response object, for the current page.

Returns
  • (Object)
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