[jira] [Updated] (OLINGO-1302) Performance: Olingo V4 is slower than Olingo V2 when parsing query response body

["Scott Webster (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/OLINGO-1302?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Scott Webster updated OLINGO-1302:
----------------------------------
    Summary: Performance: Olingo V4 is slower than Olingo V2 when parsing query response body  (was: Performance: Olingo V4 is ten times slower than Olingo V2 when parsing query response body)

> Performance: Olingo V4 is slower than Olingo V2 when parsing query response body
> --------------------------------------------------------------------------------
>
>                 Key: OLINGO-1302
>                 URL: https://issues.apache.org/jira/browse/OLINGO-1302
>             Project: Olingo
>          Issue Type: Bug
>          Components: odata4-client
>    Affects Versions: (Java) V4 4.4.0
>            Reporter: Scott Webster
>            Priority: Critical
>              Labels: performance
>
> The following request to the OData V2 Microsoft NorthWind source returns 500 records with 26 columns:
> http://services.odata.org/V2/Northwind/Northwind.svc/Invoices?$top=500&$format=json
> The following request to the OData V4 Microsoft NorthWind source returns 500 records with 26 columns:
> http://services.odata.org/V4/Northwind/Northwind.svc/Invoices?$top=500&$format=json
> When parsing the V2 response by calling the EntityProvider.readFeed() method, the elapsed time is 44 ms.
> When parsing the V4 response by calling the getBody() method on ODataRetrieveResponse<ClientEntitySet>, the elapsed time is 500 ms.



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