[JDK-9] RFR: 8050370: Need new regressions tests for messageDigest with DigestIOStream

zaiyao liu zaiyao.liu at oracle.com
Mon Aug 25 06:41:15 UTC 2014


Hi Max,

Please help review the change:
http://cr.openjdk.java.net/~tyan/kevin/JDK-8050370/webrev02/

Thanks

Kevin
于 2014/8/20 10:35, zaiyao liu 写道:
>  Hi Max,
>
> Sorry for the confuse, how about following chang?
>
>  136             boolean enDigest = false;
>  139                 while ((k = dis.read()) != -1) {
>  144                         dos.write(k);
>  145                         if (enDigest == false) { // write data 
> into baOut when dos and dis digest function on
>  146                             baOut.write(k);
>  147                         }
>  143                         dis.on(enDigest);
>  148                         dos.on(enDigest);
>  149                         enDigest = !enDigest;
>  152                 }
>
> Thanks
>
> Kevin
> 于 2014/8/19 22:42, Weijun Wang 写道:
>> I am understanding the models now, but still don't grasp the 
>> read/write codes very well. Take the READ example:
>>
>>  136             boolean enDigest = false;
>>  139                 while ((k = dis.read()) != -1) {
>>  143                         dis.on(enDigest);
>>  144                         dos.write(k);
>>  145                         if (enDigest == false) {
>>  146                             baOut.write(k);
>>  147                         }
>>  148                         dos.on(enDigest);
>>  149                         enDigest = !enDigest;
>>  152                 }
>>
>> dis.on() is called *after* dis.read() and dos.on() *after* 
>> dos.write(). Is it possible to change the order so that I can easily 
>> see if the read/write has any effect on the digest?
>>
>> Thanks
>> Max
>>
>> On 08/19/2014 10:29 PM, Weijun Wang wrote:
>>> I actually don't understand the details in the program. For example,
>>> what does the different ReadModels mean? In each case, what bytes are
>>> actually write into the streams? There are too many on and off and I
>>> don't know what the program is doing.
>>>
>>> Thanks
>>> Max
>




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