> On 14 May 2018, at 15:30, Thomas Mortagne <[email protected]> wrote: > > On Mon, May 14, 2018 at 2:57 PM, Vincent Massol <[email protected]> wrote: >> >> >>> On 14 May 2018, at 14:13, Eduard Moraru <[email protected]> wrote: >>> >>> On Mon, May 14, 2018 at 12:46 PM, Vincent Massol <[email protected]> wrote: >>> >>>> FYI we dropped the installer because it was a pain to maintain and causing >>>> too much trouble (FTR izpack allowed to bundled the JRE too). >>>> >>>> I’m not sure a this stage we should go back to that. >>>> >>> >>> FTR, I never suggested adding an installer, just including in the ZIP an >>> already available JDK. >> >> I thought a JRE had to be installed. Are you really sure it doesn’t have to? > > I really doubt you have to install it. You certainly don't on Linux > (and I guess it's the same on Mac),
I’ve always installed on mac… Thanks -Vincent > I'm not 100% sure for Window but I > don't see why this would be required. > >> >> Thanks >> -Vincent >> >>> >>> Thanks, >>> Eduard >>> >>>> >>>> Here’s an idea: >>>> * Merge Try and Download on xwiki.org into a single entry point >>>> * Have a wizard in that entry point and ask some questions to the user >>>> (with the option to skip the wizard) to direct the user to use the right >>>> distribution for him/her. >>>> * Thus, promote more the cloud option for users who are not technical and >>>> want a quick way to test xwiki. >>>> >>>> It wouldn’t solve everything for sure but maybe it would help? >>>> >>>> Thanks >>>> -Vincent >>>> >>>>> On 14 May 2018, at 11:32, Eduard Moraru <[email protected]> wrote: >>>>> >>>>> There seem to be some resources on the topic: >>>>> >>>>> https://github.com/libgdx/libgdx/wiki/Bundling-a-JRE >>>>> https://stackoverflow.com/questions/7071133/how-to- >>>> bundle-a-jre-with-launch4j >>>>> https://codeiseasy.wordpress.com/2012/07/31/including-a- >>>> jre-in-a-tycho-build/ >>>>> >>>>> ...so it's not such an uncommon practice. >>>>> >>>>> On the legal side, OpenJDK should be the obvious choice: >>>>> https://opensource.stackexchange.com/questions/ >>>> 4824/is-it-legal-to-bundle-oracles-jre-with-an-open-source-program/4826 >>>>> >>>>> IMO, it would make sense to provide the full and ready to test package, >>>>> rather than an only 90% ready to test one. >>>>> >>>>> Thanks, >>>>> Eduard >>>>> >>>>> On Mon, May 14, 2018 at 12:04 PM, Thomas Mortagne < >>>> [email protected] >>>>>> wrote: >>>>> >>>>>> On Mon, May 14, 2018 at 10:49 AM, Eduard Moraru <[email protected]> >>>>>> wrote: >>>>>>> AFAIR, Eclipse also does this (i.e. bundle their own JRE), we could >>>> look >>>>>>> into how they do it. >>>>>> >>>>>> Eclipse JDT comes with its own Java compiler but you are supposed to >>>>>> install Java to run Eclipse itself. >>>>>> >>>>>>> >>>>>>> On a quick check, OpenJDK's JRE is only 38.4 MB ( >>>>>>> http://jdk.java.net/java-se-ri/8) ... I find that acceptable. >>>>>> >>>>>> Not sure the license allow us to embbed what's on that page. >>>>>> >>>>>> 38.4MB is probably only for one system, I think you need 3 of those >>>>>> (Linux, Windows, Mac) >>>>>> >>>>>>> >>>>>>> FTR, the JDK is 164 MB. >>>>>>> >>>>>>> Thanks, >>>>>>> Eduard >>>>>>> >>>>>>> On Mon, May 14, 2018 at 11:40 AM, Thomas Mortagne < >>>>>> [email protected] >>>>>>>> wrote: >>>>>>> >>>>>>>> One issue with embedded Java (OpenJDK I guess) is that it would make >>>>>>>> the zip quite huge. >>>>>>>> >>>>>>>> On Mon, May 14, 2018 at 10:30 AM, Eduard Moraru <[email protected] >>>>> >>>>>>>> wrote: >>>>>>>>> Hi, >>>>>>>>> >>>>>>>>> On the palliative side (i.e. not actually fixing, but at least making >>>>>>>> life >>>>>>>>> a bit easier), we might consider a naming scheme for the downloadable >>>>>>>> that >>>>>>>>> includes that supported java version, e.g. xwiki-10.3-java8.zip >>>>>> (though >>>>>>>>> this might also lead users to thinking that the java 8 runtime is >>>>>>>>> included... which might not be that bad of an idea, if we think about >>>>>>>> it... >>>>>>>>> at least for the zip version that is for demo purposes, which already >>>>>>>>> contains the web server, the database, but still expects the user to >>>>>>>>> understand and install the correct Java runtime, which makes no >>>>>> sense.) >>>>>>>>> >>>>>>>>> So, yeah... TL;DR: add the java8 runtime to the .zip package and make >>>>>>>> life >>>>>>>>> easier for everyone. Optionally (though not sure if needed anymore, >>>>>> if we >>>>>>>>> bundle it), include it in the .zip file name. >>>>>>>>> >>>>>>>>> Of course, the production install, if done manually (i.e. not through >>>>>>>>> .deb/.rpm packages), expects that the user reads the documentation. >>>>>>>>> >>>>>>>>> Thanks, >>>>>>>>> Eduard >>>>>>>>> >>>>>>>>> On Mon, May 14, 2018 at 10:19 AM, Vincent Massol <[email protected] >>>>> >>>>>>>> wrote: >>>>>>>>> >>>>>>>>>> Hi devs, here’s a feedback we received, FYI. >>>>>>>>>> >>>>>>>>>> Ideas? >>>>>>>>>> >>>>>>>>>> Thanks >>>>>>>>>> -Vincent >>>>>>>>>> >>>>>>>>>>> Begin forwarded message: >>>>>>>>>>> >>>>>>>>>>> From: Vincent Massol >>>>>>>>>>> Subject: Re: Get started with XWiki >>>>>>>>>>> Date: 14 May 2018 at 09:10:06 CEST >>>>>>>>>>> To: XXX >>>>>>>>>>> Cc: XXX >>>>>>>>>>> >>>>>>>>>>> Hi Christian, >>>>>>>>>>> >>>>>>>>>>>> On 12 May 2018, at 14:25, Christian XXX wrote: >>>>>>>>>>>> >>>>>>>>>>>> It's not working. >>>>>>>>>>>> >>>>>>>>>>>> And as usual ith java, the log does not help. Maybe if I were an >>>>>>>>>> expert? But an app is supposed to be installed by just 'smart' >>>> users, >>>>>>>> not >>>>>>>>>> experts. >>>>>>>>>>> >>>>>>>>>>> If you choose the easy installation methods we propose then it’s >>>>>> easy >>>>>>>>>> and you have nothing to do. >>>>>>>>>>> >>>>>>>>>>> Which distribution did you choose and use? >>>>>>>>>>> >>>>>>>>>>>> And there is no help from the website. >>>>>>>>>>>> >>>>>>>>>>>> Oracle Linux 7. >>>>>>>>>>>> Linux localhost.localdomain 4.1.12-124.14.5.el7uek.x86_64 #2 SMP >>>>>> Fri >>>>>>>>>> May 4 15:26:53 PDT 2018 x86_64 x86_64 x86_64 GNU/Linux >>>>>>>>>>>> Java 10 >>>>>>>>>>>> Xwiki 10.3 >>>>>>>>>>>> tomcat. >>>>>>>>>>>> >>>>>>>>>>>> If it is not compatible whith this java. It should not install. >>>>>>>>>>> >>>>>>>>>>> It’s just not been tested with Java 10 yet. It’s not even fully >>>>>>>> working >>>>>>>>>> with Java 9. >>>>>>>>>>> >>>>>>>>>>> Note that it’s hard to check for the java version for all the >>>>>>>>>> distributions since XWiki is a webapp and the XWiki WAR can just be >>>>>>>> dropped >>>>>>>>>> in a servlet container and thus we don’t have a startup script and a >>>>>>>> place >>>>>>>>>> where we can put a check. All we could do is have a Servlet Listener >>>>>>>> that >>>>>>>>>> would emit a big stack trace (like the one you got) and that would >>>>>> say >>>>>>>> at >>>>>>>>>> the innermost level that XWiki requires Java <= 8. But even that >>>>>>>> wouldn’t >>>>>>>>>> be good since it would prevent testing in Java 9+. We want feedback >>>>>> from >>>>>>>>>> users about what works/what doesn’t work so improve support for Java >>>>>> 9 >>>>>>>> and >>>>>>>>>> 10. >>>>>>>>>>> >>>>>>>>>>>> If it is compatible with only one version of java, which one? >>>>>>>>>>> >>>>>>>>>>> You need to read the installation page ;) >>>>>>>>>>> >>>>>>>>>>> See http://www.xwiki.org/xwiki/bin/view/Documentation/ >>>>>>>>>> AdminGuide/Installation/ and especially: >>>>>>>>>>> http://www.xwiki.org/xwiki/bin/view/Documentation/ >>>>>>>>>> AdminGuide/Installation/#HHardwareandSoftwarerequirements >>>>>>>>>>> >>>>>>>>>>>> Here is the error: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> Error number 4001 in 4: Error while evaluating velocity template >>>>>>>>>> colorThemeInit.vm >>>>>>>>>>>> Error number 4001 in 4: Error while evaluating velocity template >>>>>>>>>> colorThemeInit.vm >>>>>>>>>>>> com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while >>>>>>>>>> evaluating velocity template colorThemeInit.vm >>>>>>>>>>> >>>>>>>>>>> [snip] >>>>>>>>>>> >>>>>>>>>>>> Caused by: java.lang.IllegalStateException: No standard field >>>>>> found >>>>>>>>>> for reverse order comparator! >>>>>>>>>>>> at org.jboss.marshalling.river.Protocol.<clinit>(Protocol. >>>>>>>>>> java:276) >>>>>>>>>>>> ... 249 mor >>>>>>>>>>> >>>>>>>>>>> [snip >>>>>>>>>>> >>>>>>>>>>>> Caused by: java.lang.IllegalStateException: No standard field >>>>>> found >>>>>>>>>> for reverse order comparator! >>>>>>>>>>>> at org.jboss.marshalling.river.Protocol.<clinit>(Protocol. >>>>>>>>>> java:276) >>>>>>>>>>>> ... 249 mor >>>>>>>>>>> >>>>>>>>>>> What this says is that JBoss Infinispan (which we use) is not >>>>>>>> compatible >>>>>>>>>> with Java 10. Apparently this is fixed in recent version of JBoss >>>>>>>>>> Marshalling: https://issues.jboss.org/browse/JBMAR-216. We probably >>>>>>>> just >>>>>>>>>> need to wait for JBoss Infinispan to release a new version that uses >>>>>>>> JBoss >>>>>>>>>> Marshalling 2.1.0.Final. >>>>>>>>>>> >>>>>>>>>>> What would be awesome would be for you to report the problem of >>>>>> using >>>>>>>>>> XWiki with Java 10 on https://jira.xwiki.org so that we can have an >>>>>>>> issue >>>>>>>>>> for it and work to make it work. >>>>>>>>>>> >>>>>>>>>>> Note that I’m replying to this message to help you out but it’s not >>>>>>>> the >>>>>>>>>> right place to post a question and get help normally. For that we >>>>>> have a >>>>>>>>>> user forum at https://forum.xwiki.org/. >>>>>>>>>>> >>>>>>>>>>> I’m sorry you had some issues. OTOH you’re looking for trouble by >>>>>>>> trying >>>>>>>>>> with Java 10. There are very few (if any!) java app that currently >>>>>> work >>>>>>>>>> with Java 9 and 10. You’d be much better off using Java 8. On the >>>>>>>> positive >>>>>>>>>> side, if you raise the issue on https://jira.xwiki.org, then you >>>>>> will >>>>>>>>>> transform your negative experience into a positive one, by >>>>>> contributing >>>>>>>> to >>>>>>>>>> the development of XWiki and helping out future users. >>>>>>>>>>> >>>>>>>>>>> Thanks >>>>>>>>>>> -Vincent Massol >>>>>>>>>> >>>>>>>>>> [snip] >>>>>>>>>> >>>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> Thomas Mortagne >>>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Thomas Mortagne >>>>>> >>>> >>>> >> > > > > -- > Thomas Mortagne
