Code Review 7012768: InetAddress lookupTable leaks/deadlocks when using unsupported name service spi

[Michael McMahon]

Chris Hegarty wrote:
> Michael, Alan,
>
> There is an issue in InetAddress.getAddressesFromNameService, whereby 
> if the nameservice provider throws an unchecked exception it leaves 
> the host being looked up in the lookupTable. This will cause any 
> further lookups of that host to block and wait forever.
>
> Once a host is added to the lookupTable, through 
> checkLookupTable(host), it should always be removed after the 
> attempted lookup (whether successful or not).
>
> http://cr.openjdk.java.net/~chegar/7012768/webrev.00/webrev/
>
> -Chris.
Looks good.

- Michael.