JDK 13 RFR of JDK-8217000: Refactor Class::methodToString

[Joe Darcy]

Good catch on the 3-argument joining in this case; I'll push with that 
amendment.

Thanks for the review,

-Joe

On 1/15/2019 3:19 PM, Stuart Marks wrote:
>
>
> On 1/14/19 7:41 PM, Joe Darcy wrote:
>> PS And for good measure, made analogous changes in Executable.java:
>>
>>      http://cr.openjdk.java.net/~darcy/8217000.1/
>
> Thanks for following up on this. Overall, looks good. One point:
>
>  114             sb.append('(');
>  115
>  116             sb.append(Arrays.stream(parameterTypes)
>  117                       .map(Type::getTypeName)
>  118                       .collect(Collectors.joining(",")));
>  119
>  120             sb.append(')');
>
> I think you can use the 3-arg form of joining() here, since the prefix 
> and suffix are included even if the stream is empty.
>
> s'marks