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https://issues.apache.org/jira/browse/THRIFT-3481?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15054932#comment-15054932
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Aki Sukegawa commented on THRIFT-3481:
--------------------------------------

As you already noted, the functionality is very similar to existing one.
Did you consider adding a new policy to TMemoryBuffer ?

Honestly IMHO, OBSERVE should have been WRAP or something that prevents realloc 
but not writing.
It tries to deal with memory ownership and constness at once, turning latter 
into run-time error rather than compile-time.
The error message "Insufficient space" is misleading too for that matter...

That said, adding another policy without breaking any backward compatibility 
seems feasible with a few modifications.
What do you think ?

> introduce TSimpleMemoryTransport which wraps a customer owned memory chunk to 
> conduct both read and write operations
> --------------------------------------------------------------------------------------------------------------------
>
>                 Key: THRIFT-3481
>                 URL: https://issues.apache.org/jira/browse/THRIFT-3481
>             Project: Thrift
>          Issue Type: New Feature
>          Components: C++ - Library
>    Affects Versions: 0.9.3
>            Reporter: Xiaoshuang LU
>             Fix For: 0.9.4
>
>         Attachments: THRIFT-3481.patch
>
>
> It would be great if there is a transport class which 1. does not need to 
> care about the memory management, 2. is capable of both read and write 
> operations.
> TMemoryBuffer is very close to the requirements, but no data can be written 
> to observed TMemoryBuffer as stated in the comments.



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