want to try out small idea; where is the implementing class for Stream interface?

[Anil]

Thank you!
I set up ant and IDEA. If I understood you correctly, SDK should not be set
at all (screenshot below).
[image: image.png]

On Tue, Jul 23, 2024 at 6:41 PM Chen Liang <liangchenblue at gmail.com> wrote:

> Hi Anil,
> Ant is not a command-line tool of linux; it's an ancient Java build tool
> popular 10 years ago, before the appearance of Gradle. Its homepage is at
> https://ant.apache.org/
> Once you download, extract it, and add its bin directory to PATH, the
> script will find ant automatically.
> Chen
>
> On Tue, Jul 23, 2024 at 6:10 PM Anil <1dropaflame at gmail.com> wrote:
>
>> Chen,
>> Thank you for your reply.
>> I am unable to find ant in cygwin64
>>
>> anilr at ANIL-LAPTOP /cygdrive/c/users/anil/OpenJDK/jdk
>> $ bin/idea.sh
>> FATAL: cannot find ant. Try setting ANT_HOME.
>>
>> When I run setup, I don't see it at all.
>>
>>
>> [image: image.png]
>>
>>
>>
>> On Sun, Jul 21, 2024 at 6:46 PM Chen Liang <liangchenblue at gmail.com>
>> wrote:
>>
>>> Please refer to the "Intellij Idea" section on the ide doc:
>>> https://github.com/openjdk/jdk/blob/master/doc/ide.md#intellij-idea
>>> In short, in `jdk`, you need to run the `bin/idea.sh` with cygwin after
>>> you've done `make images` once. Then the root `jdk` directory will be
>>> recognized by idea as an idea project.
>>>
>>> Note that the guide asks to set the SDK to your images/jdk in the
>>> project. Due to problems within Intellij, you should unset the JDK, so the
>>> files won't show up a "package xxx already exists in java.base" error.
>>> You should set the language level to `X-Experimental features` to mute
>>> the warnings about some API usages.
>>> And then, you can navigate JDK code as in any other project, such as
>>> double-shift and search `Stream` to find the `java.util.stream.Stream`
>>> class.
>>> And once you are there, you may encounter the bug I've described, that
>>> actually used methods will appear as "unused": you will have to type
>>> something in one of the method names, like change `filter` to `filter1` so
>>> Intellij idea does a reindex and you can find usages of other
>>> methods/overrides of the interface.
>>>
>>> Regards, liach
>>>
>>> On Sun, Jul 21, 2024 at 2:23 PM Anil <1dropaflame at gmail.com> wrote:
>>>
>>>> Chen,
>>>> Thanks for your reply.
>>>> Yes, I am using IntelliJ Community Edition (on Windows 11, Cygwin64).
>>>> I did not set up the project - I just opened the package in IJ
>>>> C:\Users\Anil\OpenJDK\jdk\src\java.base\share\classes\java\util\stream
>>>> Is there something different I should be doing?
>>>> thanks,
>>>> Anil
>>>>
>>>>
>>>> On Sat, Jul 20, 2024 at 10:39 PM Chen Liang <liangchenblue at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi Anil, are you using intellij and setting up the project with
>>>>> idea.sh?
>>>>> Idea has a bug where its indexing breaks completely; you need to type
>>>>> something in the code, like a typo in method name, to force it to refresh.
>>>>>
>>>>> On Sat, Jul 20, 2024, 9:45 PM Anil <1dropaflame at gmail.com> wrote:
>>>>>
>>>>>> Hi,
>>>>>> I had a small idea on debugging of streams and was trying to
>>>>>> implement it to see if it works.
>>>>>> I am able to build the OpenJDK (on Windows 11, Cygwin64).
>>>>>> However, I am unable to find the implementing class of
>>>>>> java.util.Stream.
>>>>>> Can you please help?
>>>>>> thanks,
>>>>>> Anil Philip
>>>>>>
>>>>>>
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