[PATCH] Sun Bug #4879883: Allocating direct buffers causes OutOfMemoryError

[Panagiotis Astithas]

Landon Fuller wrote:
>  From http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4879883
> A DESCRIPTION OF THE PROBLEM :
> Allocating a direct byte buffer may give an OutOfMemoryError, even when 
> plenty of memory is available.  Although not used in the test case 
> below, in my application this occurs when reading a socket channel
> 
> ----
> 
> We ran into this bug with jdk1.4.2; A simple reproduction case is 
> included in the referenced Sun bug report.
> This bug was fixed in 1.5.0 and 1.4.2_05.
> 
> I've back-ported Sun's changes from the 1.5.0 source. The patch (for 
> 1.4.2-p7) is attached below.
> 
> Please let me know if you have any questions,
> -landonf

FYI, it works as advertised here. It fixes the reported bug and doesn't 
seem to break anything in my testing so far.

Thanks,

Panagiotis