Thanks Stamatis for mentioning of CALCITE-2196. +1 for doing it in other places, especially the EnumerableInterpretable. It would be much easier for starters to learn how Calcite works.
Stamatis Zampetakis <zabe...@gmail.com> 于2022年12月16日周五 01:21写道: > The changes in Janino were done explicitly to allow debugging [1]. If > necessary we can do the same in other places as well. > > Best, > Stamatis > > [1] https://issues.apache.org/jira/browse/CALCITE-2196 > > On Thu, Dec 15, 2022 at 3:45 PM Benchao Li <libenc...@apache.org> wrote: > > > Hi guangyuan, have you done this successfully now? > > > > From my experience, this is not only a configuring problem. I'm not sure > if > > anyone who really has done this before in IDEA. > > > > There are several places in Calcite which uses Janino for codegen, such > > as JaninoRelMetadataProvider[1] and EnumerableInterpretable[2]. Actually > > they are using Janino differently, JaninoRelMetadataProvider is > compiling a > > whole class string, while EnumerableInterpretable is compiling the class > > body (without class declaration statement). I could debug the generated > > code from JaninoRelMetadataProvider, but I could not do it for > > EnumerableInterpretable. The reason is that Janino only put the class > body > > into the file, then IDEA could not find the real class cause it does not > > exist actually. > > > > [1] > > > > > https://github.com/apache/calcite/blob/de89d7a763d40846e68a9b62ed3294e595f82df7/core/src/main/java/org/apache/calcite/rel/metadata/JaninoRelMetadataProvider.java#L55 > > [2] > > > > > https://github.com/apache/calcite/blob/de89d7a763d40846e68a9b62ed3294e595f82df7/core/src/main/java/org/apache/calcite/adapter/enumerable/EnumerableInterpretable.java#L72 > > > > Alessandro Solimando <alessandro.solima...@gmail.com> 于2022年12月12日周一 > > 19:03写道: > > > > > Hi, > > > apache ML strips attachments, so it's normal we can't see it, you can > > > either use an external system and link to them, or better describe with > > > plain text so it's also searchable. > > > > > > Best regards, > > > Alessandro > > > > > > On Mon, 12 Dec 2022 at 09:33, Zou Dan <zoud...@163.com> wrote: > > > > > > > Hi wangguangyuan > > > > You could just right click the debug dir in IDEA and you could see > the > > > > option: “Mark Directory as" -> "Generated Source Root" > > > > > > > > > > > > Best, > > > > Dan Zou > > > > > > > > > 2022年12月12日 16:19,guangyuan wang <wangguangy...@apache.org> 写道: > > > > > > > > > > Hello Dan > > > > > Thank you very much. > > > > > And I'd like to know how could I configure the debug dir as the > > > > "Generated > > > > > Source Root"? > > > > > "2. Mark the debug dir you configured in step 1 as the "Generated > > > Source > > > > > Root". > > > > > > > > > > Zou Dan <zoud...@163.com> 于2022年12月12日周一 15:33写道: > > > > > > > > > >> Hi wangguangyuan, the picture in your email are not displayed > > > normally. > > > > >> And I used to debug the generated code in IDEA follow the steps > > below: > > > > >> 1. Add two debug configurations: > > > > >> "-Dorg.codehaus.janino.source_debugging.enable=true" and > > > > >> "-Dorg.codehaus.janino.source_debugging.dir=/your_own_path" > > > > >> 2. Mark the debug dir you configured in step1as the "Generated > > Source > > > > Root" > > > > >> 3. Now, you are free to debug the generated code! > > > > >> > > > > >> Maybe you missed step2, hope it can help you. > > > > >> > > > > >> > > > > >>> 2022年12月10日 20:28,guangyuan wang <wangguangy...@apache.org> 写道: > > > > >>> > > > > >>> Dear all > > > > >>> I am trying to use IntelliJ debug code generated by > janino, > > > > >> according to the link: > > > > >> > > > > > > > > > > https://calcite.apache.org/docs/howto.html#debugging-generated-classes-in-intellij > > > > >> . > > > > >>> But I can not step into the generated source code, just > like > > > > >> this below. > > > > >>> Only could see the limited information of Baz. But can not > > > open > > > > >> the source code of Baz, and can not add breakpoint on the line of > > the > > > > Baz > > > > >> source code. > > > > >>> I have also read the link: > > > > >> https://janino-compiler.github.io/janino/#debugging > > > > >>> But I just can not step right into the generated code. > > > > >>> Below is my configuration: > > > > >>> > > > > >> > > > > >> > > > > >> > > > > >> Best, > > > > >> Dan Zou > > > > >> > > > > >> > > > > > > > > > > > > > > > > > -- > > > > Best, > > Benchao Li > > > -- Best, Benchao Li