Re: Why =?windows-1252?Q?Can't_You_Import_Packages=3F?=

From:
=?windows-1252?Q?Arne_Vajh=F8j?= <arne@vajhoej.dk>
Newsgroups:
comp.lang.java.programmer
Date:
Fri, 18 Feb 2011 15:49:00 -0500
Message-ID:
<4d5edb39$0$23754$14726298@news.sunsite.dk>
On 18-02-2011 14:16, Lew wrote:

On Feb 18, 1:53 pm, Knute Johnson<nos...@knutejohnson.com> wrote:

On 02/18/2011 09:50 AM, Andreas Leitgeb wrote:

Knute Johnson<nos...@knutejohnson.com> wrote:

On 02/18/2011 09:23 AM, Andreas Leitgeb wrote:

Knute Johnson<nos...@knutejohnson.com> wrote:

You could always add two classes to your program:
class SQLiteUseful extends com.example.android.sqlite.Useful {
}

And how, exactly, would you cast an instance of
com.example.android.sqlite.Useful (returned by
some library fuction) to SQLiteUseful?

I'm sure there are plenty of cases where it wouldn't work.


So, he could always add those classes, but there are plenty of
cases where they wouldn't help. Back to the proposal?


It's been a long time but didn't we have macros in C that would do
similar things? Maybe we need macros.


Maybe we just need to write out the FQN when there are more than one
class with the same simple name in scope.

The situation is rare enough that sprained typing fingers should not
be grave risk, whiners.


With a decent package and class structure and naming, then it
should happen so rare that it a complete no problem.

Arne

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