On Oct 17, 2012, at 12:59 PM, Charles Oliver Nutter <head...@headius.com> wrote:
> On Wed, Oct 17, 2012 at 9:21 AM, Carl Bourne <carl.bou...@me.com> wrote:
>> So when I tried:
>>
>>> kp.java_send :initialize, 2048
>>
>> I got the following error:-
>>
>> TypeError: can't convert Fixnum into Array
>
> java_send takes the following params:
>
> * name of the target Java method
> * an array of Java types for the target method's signature
> * arguments to pass
In other words…
$ jruby -S irb
irb(main):001:0> kp = java.security.KeyPairGenerator.getInstance("RSA")
=> #<#<Class:0x19e9ad0d>:0x477fd6b7>
irb(main):002:0> kp.java_send(:initialize, [Java::int], 2048)
=> nil
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