* Eclipse incremental compiler and WTP to enable immediate run/debug and > class replacement at debug-time *
Thank you. That makes sense. Adam of Cloud Platform Support, your statement (copied immediately below in blue ) seems to contradict Brian's. Could you please explain? On Sat, May 6, 2017 at 11:08 PM, 'Adam (Cloud Platform Support)' via Google App Engine <[email protected]> wrote: > ... > a. Cloud Tools for Eclipse seems to be more of a 'getting started quickly' > solution, with some UI conveniences but fewer features, so for more serious > projects I'd personally recommend the Maven plugin. > > b. This really depends on your needs. There's nothing you can do with the > Cloud Tools plugin that you can't do with the Maven plugin, and as > mentioned you can also use both (one is a plugin for Maven via pom.xml, > the other is for the Eclipse project proper, and they don't mess with each > other). > On Mon, May 8, 2017 at 5:30 PM, Brian de Alwis <[email protected]> wrote: > CT4E is to the Maven plugin as m2eclipse is for maven: it uses Eclipse for > what Eclipse does best, and Maven for what Maven does best. CT4E leverages > the Eclipse incremental compiler and WTP to enable immediate run/debug and > class replacement at debug-time without having to restart the world. And > it also supports deployment from within Eclipse. > > Brian. > > On 8-May-2017, at 9:23 AM, Joshua Fox <[email protected]> wrote: > > > On Mon, May 8, 2017 at 4:07 PM, Brian de Alwis <[email protected]> > wrote: > >> Josuha, you can use the Cloud Tools for Eclipse (CT4E, the successor to >> GPE) for launching even with Maven based plugins. >> > > Thank you. What added value does CT4E provide as compared to just Maven? > Note that Adam of Google Support said: > > > > a. Cloud Tools for Eclipse seems to be more of a 'getting started quickly' >> solution, with some UI conveniences but fewer features, so for more serious >> projects I'd personally recommend the Maven plugin. >> >> b. This really depends on your needs. There's nothing you can do with the >> Cloud Tools plugin that you can't do with the Maven plugin, >> >> > > >> >> >> >> I didn't see a reference to this in the email thread, but I'm guessing >> you're launching multiple services? Launching multiple services is >> supported by CT4E. >> >> > No, we are just launching the builtin dev-appserver that you get when you > run Maven goal appengine:run on the Cloud-SDK Based > <https://cloud.google.com/appengine/docs/standard/java/tools/using-maven> > Maven > plugin. Of course, I don't insist on using Maven to launch. Whatever it > takes to avoid launching two processes just to debug ( appengine:run plus > the "remote" debugger). > > > With regard to Flex, CT4E is concentrating on the deployment side of the >> story. >> > > Right. Deployment in an Eclipse tool is less valuable to us, as we have > Jenkins setup to deploy. In fact, Google Support, in early 2017, told us > that CT4E does not support Flex Env. I think they were referring to > limitations in deployment and a local Dockerized Flex -- but we do not need > those. > > >> For run/debug, the solutions right now are to use the Maven goals or >> other plugins like Run Jetty Run: >> >> https://marketplace.eclipse.org/content/run-jetty-run >> > > Debugging of a Flex-like (not supporting GAE APIs) local environment > inside Eclipse is possible with the Jetty Maven plugin. > <https://cloud.google.com/appengine/docs/flexible/java/dev-jetty9> > > But I guess you are saying that Run Jetty Run > <https://marketplace.eclipse.org/content/run-jetty-run> would make this > more efficient? I.e., we'd have one debug process rather than '"remote" > debugging; and we'd avoid build time in which Maven constructs wars? If > that can be done for a Standard-Env-like local dev environment (of the > sort supported by the Cloud-SDK Based > <https://cloud.google.com/appengine/docs/standard/java/tools/using-maven> > Maven > plugin or the old Google Plugin for Eclipse), that would be excellent! > >> >> Brian. >> >> On 8-May-2017, at 6:43 AM, Joshua Fox <[email protected]> wrote: >> >> We have been using the Google Plugin for Eclipse (now end-of-life). >> There, we are able to launch an Eclipse Debug configuration that puts us >> right into the debugger. (Screenshot attached.) >> >> Launching two separate processes (first appengine:runfrom the C >> loud-SDK-Based >> <https://cloud.google.com/appengine/docs/standard/java/tools/using-maven> >> Maven plugin, then the remote debug process) is particularly >> inconvenient given that dozens of developer must do this many times a day. >> >> We'd like to have the same simplicity of a single launch. >> >> <image.png> >> >> On Sun, May 7, 2017 at 9:38 PM, 'Adam (Cloud Platform Support)' via >> Google App Engine <[email protected]> wrote: >> >>> I'm not sure I follow. You need to launch the dev_appserver process >>> anyway to run your application locally. You're just passing extra JVM flags >>> to enable the remote debugger so JDB can talk to it. AFAIK you need to >>> enable the JPDA remote debugger to debug any Jetty app (or servlet >>> container app for that matter). It's not a limitation of App Engine or the >>> plugins. >>> >>> On Sunday, May 7, 2017 at 9:01:22 AM UTC-4, Joshua Fox wrote: >>>> >>>> >>>> >>>> On Sat, May 6, 2017 at 11:08 PM, 'Adam (Cloud Platform Support)' via >>>> Google App Engine <[email protected]> wrote: >>>> >>>>> 1. If I want to debug my projects without using "remote debugging"? >>>>> >>>>> You need to use remote debugging to debug App Engine applications in >>>>> Eclipse as the debugger must connect to the Jetty instance running on >>>>> localhost. >>>>> >>>>> >>>> This is inconvenient. Every time a developer runs their code, they >>>> have to launch *two* processes. Is there a plan to improve that? >>>> >>>> >>>> >>>>> a. You don't need to use Google Cloud Tools for Eclipse as both maven >>>>> plugins support the jvmFlags option which allows you to provide the >>>>> necessary >>>>> JVM flags for debugging >>>>> <http://www.eclipse.org/jetty/documentation/9.4.5.v20170502/enable-remote-debugging.html> >>>>> : >>>>> >>>>> <configuration> >>>>> <jvmFlags> >>>>> <jvmFlag>-Xdebug</jvmFlag> >>>>> <jvmFlag>-Xrunjdwp:transport=dt_socket,address=9999,server=y >>>>> ,suspend=n</jvmFlag> >>>>> </jvmFlags> >>>>> </configuration> >>>>> >>>>> See the related discussion in an issue >>>>> <https://github.com/GoogleCloudPlatform/appengine-maven-plugin/issues/6#issuecomment-134697957> >>>>> on the old plugin's project page for a solution involving Maven profiles >>>>> (this applies equally to the new plugin as the same parameter is >>>>> supported). >>>>> >>>>> >>>>> b. The ability to connect the debugger isn't dependent on the version >>>>> of dev_appserver, which is mostly a Python wrapper around Jetty, so >>>>> yes you would still be able to debug with either plugin. Note that as Jeff >>>>> mentioned you can also use both plugins in your project. >>>>> >>>>> >>>>> 2. What is the recommended development setup for Standard Env? >>>>> >>>>> a. Cloud Tools for Eclipse seems to be more of a 'getting started >>>>> quickly' solution, with some UI conveniences but fewer features, so for >>>>> more serious projects I'd personally recommend the Maven plugin. >>>>> >>>>> b. This really depends on your needs. There's nothing you can do with >>>>> the Cloud Tools plugin that you can't do with the Maven plugin, and as >>>>> mentioned you can also use both (one is a plugin for Maven via pom.xml, >>>>> the other is for the Eclipse project proper, and they don't mess with each >>>>> other). >>>>> >>>>> >>>>> 3. What is the recommended development setup for Flex Env development? >>>>> >>>>> No special App-Enginey bits are needed to test a flexible runtime app >>>>> locally or manage it in Eclipse. This is covered in the docs >>>>> <https://cloud.google.com/appengine/docs/flexible/java/testing-and-deploying-your-app#running_locally>; >>>>> you >>>>> can use mvn jetty:run-exploded with the Jetty plugin if you're on a >>>>> Jetty based runtime or just mvn package; java -jar target/myjar.jar >>>>> on any other runtime. A flexible runtime Java app is essentially just a >>>>> Dockerized Java app that happens to run on the Flexible runtime. >>>>> >>>>> >>>>> On Wednesday, May 3, 2017 at 8:03:33 AM UTC-4, Joshua Fox wrote: >>>>> A question about Google Cloud Tools for Eclipse >>>>> <https://cloud.google.com/eclipse/docs/>, given all these changes. >>>>> >>>>> >>>>> 1. If I want to debug my projects without using "remote debugging"? >>>>> a. Do I need Google Cloud Tools for Eclipse? >>>>> b. We are using the Cloud-SDK-Based >>>>> <https://cloud.google.com/appengine/docs/standard/java/tools/using-maven> >>>>> 1.30 Maven plugin which has dev-appserver v1. If we wait until >>>>> Cloud-SDK-Based >>>>> Maven plugin goes back to dev-appserver v2, (how long might hat be), will >>>>> we be able to debug with a Cloud-SDK-Based Maven project (opened in >>>>> Eclipse, but without Google Cloud Tools for Eclipse)? >>>>> >>>>> 2. What is the recommended development setup for Standard Env? >>>>> a. Is it Cloud Tools for Eclipse with the Cloud-SDK-Based Maven >>>>> plugin? >>>>> b. Or just Cloud-SDK-Based Maven plugin without Cloud Tools for >>>>> Eclipse? >>>>> >>>>> 3. What is the recommended development setup for Flex Env >>>>> development? We need a single dev-environment to develop a >>>>> GAE-Standard-Env >>>>> service and a GAE-Flex-Env service on the same codebase. >>>>> - We actually don't need "Flex support" in the sense of a local Docker >>>>> or builtin deployment. So the fact that Cloud Tools for Eclipse is >>>>> said to not support Flex might not be relevant. >>>>> - For launching an appserver, we can use the Maven-Jetty plugin >>>>> (org.eclipse.jetty::jetty-maven-plugin v 9.4.2) >>>>> - But I am not sure if that is the full recommended setup. What do you >>>>> suggest? >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Google App Engine" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To post to this group, send email to [email protected] >>>>> . >>>>> Visit this group at https://groups.google.com/group/google-appengine. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/google-appengine/e0ad51ba- >>>>> 3dc0-45cd-8743-2fb1f9ba55a7%40googlegroups.com >>>>> <https://groups.google.com/d/msgid/google-appengine/e0ad51ba-3dc0-45cd-8743-2fb1f9ba55a7%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> >>>> >>>> >>>> -- >>>> *JOSHUA FOX* >>>> Principal Software Architect | Freightos >>>> >>>> >>>> ☏* (Israel): *+972-545691165 | ☏* (US)*: +1-3123400953* | Skype*: >>>> joshuafox.freightos >>>> Smoother shipping with the world's online freight marketplace. >>>> Online Marketplace >>>> <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fcompare-book-manage-freight-quotes%2F&sa=D&sntz=1&usg=AFrqEzfMkBQBWsovNlg47sIDORa5FpHDkQ> >>>> / In the News >>>> <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fabout-us%2Fin-the-news%2F&sa=D&sntz=1&usg=AFrqEzexnYSKKYuEW4zuC-QrR4X8G53w6Q> >>>> / Freightos Blog >>>> <http://www.google.com/url?q=http%3A%2F%2Ffreightos.com%2Fresources%2Ffreightos-blog%2F&sa=D&sntz=1&usg=AFrqEzczY9ZxESxvh7ITnd_Al01Xyp4gdA> >>>> >>>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Google App Engine" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at https://groups.google.com/group/google-appengine. >>> To view this discussion on the web visit https://groups.google.com/d/ms >>> gid/google-appengine/428996ed-dac8-46b5-bfb0-7457adc8702c%40 >>> googlegroups.com >>> <https://groups.google.com/d/msgid/google-appengine/428996ed-dac8-46b5-bfb0-7457adc8702c%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> *JOSHUA FOX* >> Principal Software Architect | Freightos >> >> >> ☏* (Israel): *+972-545691165 <+972%2054-569-1165> | ☏* (US)*: + >> 1-3123400953 <(312)%20340-0953>* | Skype*: joshuafox.freightos >> Smoother shipping with the world's online freight marketplace. >> Online Marketplace >> <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fcompare-book-manage-freight-quotes%2F&sa=D&sntz=1&usg=AFrqEzfMkBQBWsovNlg47sIDORa5FpHDkQ> >> / In the News >> <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fabout-us%2Fin-the-news%2F&sa=D&sntz=1&usg=AFrqEzexnYSKKYuEW4zuC-QrR4X8G53w6Q> >> / Freightos Blog >> <http://www.google.com/url?q=http%3A%2F%2Ffreightos.com%2Fresources%2Ffreightos-blog%2F&sa=D&sntz=1&usg=AFrqEzczY9ZxESxvh7ITnd_Al01Xyp4gdA> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at https://groups.google.com/group/google-appengine. >> To view this discussion on the web visit https://groups.google.com/d/ms >> gid/google-appengine/CAD%3DB7cNDQGd%2BJY1ynuPVRECXLKnGmHSQUC >> GRkYffOndgRnA4wA%40mail.gmail.com >> <https://groups.google.com/d/msgid/google-appengine/CAD%3DB7cNDQGd%2BJY1ynuPVRECXLKnGmHSQUCGRkYffOndgRnA4wA%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Google App Engine" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at https://groups.google.com/group/google-appengine. >> To view this discussion on the web visit https://groups.google.com/d/ms >> gid/google-appengine/6F1FFE0D-FA89-48B4-8AEA-FFE025D49486%40gmail.com >> <https://groups.google.com/d/msgid/google-appengine/6F1FFE0D-FA89-48B4-8AEA-FFE025D49486%40gmail.com?utm_medium=email&utm_source=footer> >> . >> >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > *JOSHUA FOX* > Principal Software Architect | Freightos > > > ☏* (Israel): *+972-545691165 <+972%2054-569-1165> | ☏* (US)*: + > 1-3123400953 <(312)%20340-0953>* | Skype*: joshuafox.freightos > Smoother shipping with the world's online freight marketplace. > Online Marketplace > <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fcompare-book-manage-freight-quotes%2F&sa=D&sntz=1&usg=AFrqEzfMkBQBWsovNlg47sIDORa5FpHDkQ> > / In the News > <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fabout-us%2Fin-the-news%2F&sa=D&sntz=1&usg=AFrqEzexnYSKKYuEW4zuC-QrR4X8G53w6Q> > / Freightos Blog > <http://www.google.com/url?q=http%3A%2F%2Ffreightos.com%2Fresources%2Ffreightos-blog%2F&sa=D&sntz=1&usg=AFrqEzczY9ZxESxvh7ITnd_Al01Xyp4gdA> > > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/google-appengine. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/google-appengine/CAD%3DB7cNzKovZhFycUgPv1K1AsMhxyP4 > buohN23FxpOUaaie0FA%40mail.gmail.com > <https://groups.google.com/d/msgid/google-appengine/CAD%3DB7cNzKovZhFycUgPv1K1AsMhxyP4buohN23FxpOUaaie0FA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/google-appengine. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/google-appengine/D1643573-A6EB-49BA-9C79-F06597D2EFA8%40gmail.com > <https://groups.google.com/d/msgid/google-appengine/D1643573-A6EB-49BA-9C79-F06597D2EFA8%40gmail.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- *JOSHUA FOX* Principal Software Architect | Freightos ☏* (Israel): *+972-545691165 | ☏* (US)*: +1-3123400953* | Skype*: joshuafox.freightos Smoother shipping with the world's online freight marketplace. Online Marketplace <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fcompare-book-manage-freight-quotes%2F&sa=D&sntz=1&usg=AFrqEzfMkBQBWsovNlg47sIDORa5FpHDkQ> / In the News <https://www.google.com/url?q=https%3A%2F%2Fwww.freightos.com%2Fabout-us%2Fin-the-news%2F&sa=D&sntz=1&usg=AFrqEzexnYSKKYuEW4zuC-QrR4X8G53w6Q> / Freightos Blog <http://www.google.com/url?q=http%3A%2F%2Ffreightos.com%2Fresources%2Ffreightos-blog%2F&sa=D&sntz=1&usg=AFrqEzczY9ZxESxvh7ITnd_Al01Xyp4gdA> -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/CAD%3DB7cO2GiJX_iWtmYuO0LxtmLxH%2B7QG9%2BoK7TybUPnHPm5LOA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
