RFR(s): 8072726: add adapter to convert Enumeration to Iterator

Tomasz Kowalczewski tomasz.kowalczewski at gmail.com
Tue May 19 13:46:54 UTC 2015

Are you talking about
ClassLoader::{findResources, getBootstrapResources, getResources,
NetworkInterface::{getInetAddresses, getNetworkInterfaces, getSubInterfaces}?

On Tue, May 19, 2015 at 2:26 PM, Paul Sandoz <paul.sandoz at oracle.com> wrote:

> On May 19, 2015, at 12:41 PM, Tomasz Kowalczewski <
> tomasz.kowalczewski at gmail.com> wrote:
> > Is there a plan to override the default method asIterator() in specific
> implementations of Enumeration to avoid creating new object?
> JarFile::entries already returns JarEntryIterator which is both.
> >
> I suppose one could, it's easy to do in some cases like in JarFile.
> Given that Enumeration is a legacy thing time could be better spent on
> adding Stream returning methods, which already exist on JarFile/ZipFile.
> Contributions will be warmly received for Stream returning methods on
> ClassLoader, NetworkInterface etc.!
> > To be fair I did some tests and when I wrap Enumerable into simple
> Iterator adapter it will almost always get scalar replaced by escape
> analysis (unless, of course, it actually escapes :)).
> >
> Right :-) works until it doesn't.
> Paul.

Tomasz Kowalczewski

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