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Re: Passing a Method Name to a Method

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In article <ittm03$u36$1@dont-email.me>, markspace  <-@.> wrote:
> On 6/22/2011 12:46 PM, Gene Wirchenko wrote:
> > Dear Jav'ers:
> >
> >       Maybe I will find this after searching more, but so far, no good.
> >
> >       I want to pass a parameter of a method name to another method.
> 

[ snip ]

> You can also do similar things with Runnable or Callable, which just 
> avoids declaring a type.  Since declaring a type isn't that big of a 
> deal, this is usually poor solution unless you are in fact spawning 
> threads and using the concurrency API directly.
> 
> public class Parser {
>    final private Runnable parser;
>    public Parser( Runnable parser ) {
>      this.parser = parser;
>    }
>    public parse() {
>      parser.run();
>    }
> }
> 
> You might call this with an anonymous class rather than declaring a yet 
> another type, however again that might not really be worth it.  I'm 
> drawing a blank here how to pass in arguments to the run method, 

I don't think you can, can you?  (Someone will probably be along
shortly to correct me if I'm wrong.  Sort of a :-). )

> so I'll 
> cheat:
> 
>    Parser p = new Parser( new Runnable() {
>        private final Reader in = System.in;
>        public void run() {
>          new JavaLanguage.doIt( in );
>        }
>      } );
>    p.parse();  // parse stdin

I think this is about the best you can do if you insist on (ab)using [*]
an interface whose methods don't have the parameters you want.

[*] Not that I've ever done anything like that.  (Ha.)

[ snip ]

-- 
B. L. Massingill
ObDisclaimer:  I don't speak for my employers; they return the favor.

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Thread

Passing a Method Name to a Method Gene Wirchenko <genew@ocis.net> - 2011-06-22 12:46 -0700
  Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-22 16:00 -0400
    Re: Passing a Method Name to a Method Gene Wirchenko <genew@ocis.net> - 2011-06-23 14:40 -0700
      Re: isIdentifierCharacter (was: Passing a Method Name to a Method) Gene Wirchenko <genew@ocis.net> - 2011-06-23 16:09 -0700
  Re: Passing a Method Name to a Method markspace <-@.> - 2011-06-22 14:14 -0700
    Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-22 22:59 -0400
    Re: Passing a Method Name to a Method blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-06-23 17:49 +0000
      Re: Passing a Method Name to a Method markspace <-@.> - 2011-06-23 11:22 -0700
        Re: Passing a Method Name to a Method blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-06-24 19:15 +0000
  Re: Passing a Method Name to a Method Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-06-22 22:09 -0400
    Re: Passing a Method Name to a Method Gene Wirchenko <genew@ocis.net> - 2011-06-23 09:07 -0700
      Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-23 13:43 -0400
        Re: Passing a Method Name to a Method Nebulous <nebulous99@gmail.com> - 2011-06-23 13:57 -0700
      Re: Passing a Method Name to a Method Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-06-24 07:28 -0400
    Re: Passing a Method Name to a Method blmblm@myrealbox.com <blmblm.myrealbox@gmail.com> - 2011-06-23 17:53 +0000
  Re: Passing a Method Name to a Method Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-06-22 22:30 -0400
    Re: Passing a Method Name to a Method Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-06-23 09:06 -0300
      Re: Passing a Method Name to a Method Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-06-23 13:23 -0300
        Re: Passing a Method Name to a Method Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-06-23 09:33 -0700
          Re: Passing a Method Name to a Method Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-06-23 17:53 -0300
            Re: Passing a Method Name to a Method Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-06-23 19:15 -0700
              Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-24 01:48 -0400
                Re: Passing a Method Name to a Method Joshua Cranmer <Pidgeot18@verizon.invalid> - 2011-06-24 02:20 -0400
                Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-25 15:26 -0400
      Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-23 13:42 -0400
        Re: Passing a Method Name to a Method markspace <-@.> - 2011-06-23 11:32 -0700
          Re: Passing a Method Name to a Method Arved Sandstrom <asandstrom3minus1@eastlink.ca> - 2011-06-23 16:23 -0300
          Re: Passing a Method Name to a Method "Fuschia, President-Elect of the Bright Purplish-Green Council" <fp-eotbp-gc@ibm.com> - 2011-06-23 15:46 -0400
      Re: Passing a Method Name to a Method Gene Wirchenko <genew@ocis.net> - 2011-06-23 16:29 -0700
    Re: Passing a Method Name to a Method Gene Wirchenko <genew@ocis.net> - 2011-06-23 14:44 -0700
      Re: Passing a Method Name to a Method Eric Sosman <esosman@ieee-dot-org.invalid> - 2011-06-24 07:48 -0400
  Re: Passing a Method Name to a Method Roedy Green <see_website@mindprod.com.invalid> - 2011-06-23 09:43 -0700

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