RFR(M) 8212605: Pure-Java implementation of AccessController.doPrivileged

dean.long at oracle.com dean.long at oracle.com
Mon Nov 5 23:54:44 UTC 2018


Thanks Roger.

dl

On 11/5/18 2:00 PM, Roger Riggs wrote:
> Hi Dean,
>
> Looks ok, I have no better suggestion.
>
> Roger
>
>
> On 11/05/2018 01:51 PM, dean.long at oracle.com wrote:
>> Hi Roger.  Thanks for looking at this.
>>
>> On 11/5/18 7:21 AM, Roger Riggs wrote:
>>> Hi Dean,
>>>
>>> typo AccessController line788: "annocations"
>>>
>>
>> Fixed.
>>
>>> The implementations of
>>>
>>> doPrivileged(PrivilegedExceptionAction<T> action) and
>>> doPrivileged(PrivilegedAction<T> action)
>>>
>>> Could be a bit more similar since except for the exception wrapping 
>>> they are the same.
>>>
>>
>> I was trying to make doPrivileged(PrivilegedExceptionAction<T> 
>> action)  look like
>> doPrivileged(PrivilegedExceptionAction<T> action, 
>> AccessControlContext context), but I didn't see the point in doing 
>> that with
>> doPrivileged(PrivilegedAction<T> action).  Do you have a suggestion 
>> on how to improve it?
>>
>>> 309 return executePrivileged(action, null, 
>>> Reflection.getCallerClass()); vs. AccessControlContext context = null;
>>> 548 Class <?> caller = Reflection.getCallerClass();
>>> 549 try {
>>> 550 return executePrivileged(action, context, caller);
>>>
>>> The context and caller locals aren't needed.
>>>
>>
>> I agree, if no exception is thrown, but just in case I'd rather not 
>> do any extra work inside the "try" that might cause
>> an exception to be wrapped that shouldn't.
>>
>> dl
>>
>>> Thanks, Roger
>>>
>>> On 11/03/2018 04:00 PM, dean.long at oracle.com wrote:
>>>> I made a pass at improving the comments based on feedback I've 
>>>> received.  I updated webrev.4 in place, along with an incremental 
>>>> diff:
>>>>
>>>> http://cr.openjdk.java.net/~dlong/8212605/webrev.4.update/
>>>>
>>>> dl
>>>>
>>>> On 10/31/18 9:39 PM, Bernd Eckenfels wrote:
>>>>> I find the tail call optimization comment in wrapException adds 
>>>>> only confusion to an otherwise clear helper. But maybe it’s just 
>>>>> me who does not understand it.
>>>>
>>>
>>
>

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