From: Charlie Squires <mercury542@...>
Date: 2005-11-01T05:47:07+09:00
Subject: Re: Java Reflection in Ruby

Thanks, I will give that a try.


"SAKURAI Masashi" <m.sakurai@dream.com> wrote in message 
news:200510290359.j9T3xgAQ015180@mx52.ms.so-net.ne.jp...
> Hi,
>
>> For part of an application I'm working on I am looking to use Java
>> Reflection to get method information from a .class file.
>
> Using yajb (http://raa.ruby-lang.org/project/yajb/), you can use Java
> Reflection API from ruby (attached code).
>
> If you want to build a Class object from a byte array, you need to
> implement the custom class loader in Java.
>
> Although yajb can make a subclass of any class in Java, I can not show
> the implementation of java.lang.ClassLoader on yajb, because of a bug
> of yajb. I'm going to fix it.
>
>
> ######
>
> require 'yajb/jbridge'
> include JavaBridge
> jimport 'java.io.*'
>
> klass = :String.jclass.getClass
> puts klass.getName
>
> puts "=====================(field)"
> klass.getDeclaredFields.each {|i|
>  puts i.getName
> }
>
> puts "=====================(method)"
> klass.getDeclaredMethods.each {|i|
>  puts i.getName
> }
>
> --
> SAKURAI, Masashi (family, given)
> m.sakurai@dream.com
>
>