Do you mean JLS specification is no longer clear that the memory threading
model, but with the happen-before  rules instead? So removed the description
of thread working memory?

Best regards.

2010/2/28 Ben Schulz <[email protected]>

> See the (then) new section 17.4 which defines Java's memory model. The
> happens-before order (ยง17.5.4) should be of particular interest to
> you.
>
> With kind regards
> Ben
>
> On 27 Feb., 19:40, agile java <[email protected]> wrote:
> > Hi all:
> >
> > I have a doubt about the JLS(Java Language Sepcification) Chapter 17 of
> the
> > content.
> >
> > In the second edition of JLS have such a description: "Each thread has a
> > working memory, in which it may keep copies of the values of variables
> from
> > the main memory that is shared between all threads. To access a shared
> > variable, a thread usually first obtains a lock and flushes its working
> > memory. This guarantees that shared values will thereafter be loaded from
> > the shared main memory to the threads working memory. When a thread
> unlocks
> > a lock it guarantees the values it holds in its working memory will be
> > written back to the main memory.", seehttp://
> java.sun.com/docs/books/jls/second_edition/html/memory.doc.html#
> > 30206.
> >
> > But in the third edition of the JLS does not include a similar
> description,
> > seehttp://java.sun.com/docs/books/jls/third_edition/html/memory.html
> >
> > I would like to ask is why? Is what changes have taken place in it?
> >
> > Thank you very much!
> >
> > --
> > d0ngd0ng
>
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