Re: Instance java.lang.Object.getClass() of Class Java Method on OO Tumia

From:
Patricia Shanahan <pats@acm.org>
Newsgroups:
comp.lang.java.programmer
Date:
Tue, 07 Feb 2012 12:53:18 -0800
Message-ID:
<8_udnRcxw4zTEqzSnZ2dnUVZ_q-dnZ2d@earthlink.com>
Lew wrote:

Mayeul wrote:

Paka Small wrote:

Lew wrote:

How exactly do you imagine that this proves a method is a class instance?

All your code proves is that there exists a class instance that can describe
and invoke a particular method. There is nothing in your code that shows, let
alone proves "beyond any doubt", that a method is an instance of a class. It
couldn't, because a Java method is not an instance of a class.

Clearly the code shows that setMethod is an instance of the class
java.lang.reflect.Method

Indeed, it certainly does.

and that a method of a class is actually
assigned to setMethod in this statement:


Not even close, Paka. How do you continue to get this wrong?

You have been shown the truth. You've been shown the documentation for the
truth, about which you got very snarky indeed: "I'm too lazy to read the
documentation but I'm going to argue for the wrong answer anyway."

setMethod =
baseObjectClass.getJavaClass().getMethod(this.getSetMethodName(), new
Class[]{this.type});

No, it does not show anything of the sort.

setMethod is never assigned a method (and a method can never be assigned
to anything anyway.)


As you have been told before, Paka. Repeatedly. Repeatedly.

Here you show setMethod is assigned an instance of the class
java.lang.reflect.Method. Instances of a class, whatever the class, are
never methods. And methods are never instances of any class, whatever
the class.


As you have been told before, Paka. Repeatedly. Why don't you just break down
and read the documentation?

Summary: What your code proves is that a variable points to an instance of a
class. It does not show that a method is an instance of a class. At no point
does your code show any treatment of any method as a class instance.

Get this right or get out of programming, Paka. "20 years of professional
software development experience" is only worth something if you let your
experience teach you something. Time to start learning, Paka.


Does Paka really believe that decades of software development experience
are a good predictor of correctness on this type of issue?

If so, the matter is easily settled. I don't know the total combined
experience of the people who have publicly disagreed, but I know it is a
lot longer that 20 years, I have over 30 years of professional software
development experience myself, and I know a lot of the other posters are
very experienced programmers.

Patricia

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