I commited a fix (aka hack), and it seems to work in both tomcat and jetty. basically, in JspFactory if the servlet passed as a param is not one that the embedded jsp plugin created, then I delegate the call to jasper's JspFactory. Let me know if it works.
musachy On Tue, Nov 10, 2009 at 8:24 AM, Musachy Barroso <musa...@gmail.com> wrote: > thanks Eric, I will take a look tonight. > > musachy > > On Tue, Nov 10, 2009 at 7:13 AM, Obinna <obi...@gmail.com> wrote: >> Hi Musachy, >> >> There's another classloading conflict issue with the embedded jsp plugin. >> This one has to do with the ELContextImpl. >> >> Loading an embedded jsp page that uses EL and then trying to load a normal >> page that uses EL throws: >> >> java.lang.ClassCastException: >> org.apache.struts2.jasper.el.ELContextImpl cannot be cast to >> org.apache.jasper.el.ELContextImpl >> at >> org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:920) >> >> Again, the embedded jsp page seems to cache it's version of the >> ELContextImpl ( ion PageContextImpl.proprietaryEvaluate) which tomcat then >> tries to cast to it's own version. >> >> It looks like I could simply stop PageContextImpl from storing it's >> generated EL context by modifying the getELContext() method, but I'm >> guessing on a page/application with a lot of expressions that could hurt >> quite a bit. >> >> - Eric >> >> >> >> On Tue, Oct 20, 2009 at 9:46 PM, Obinna <obi...@gmail.com> wrote: >> >>> Tested it and it works for me! >>> Great! Thanks a million. >>> >>> - Eric >>> >>> On Tue, Oct 20, 2009 at 9:13 PM, Musachy Barroso <musa...@gmail.com>wrote: >>> >>>> small fix to JspApplicationContextImpl seems to make it work for >>>> me(add the hash of the classloader to the key), give it a try and let >>>> me know (update from trunk) >>>> >>>> musachy >>>> >>>> On Tue, Oct 20, 2009 at 11:00 AM, Musachy Barroso <musa...@gmail.com> >>>> wrote: >>>> > ok I was able to reproduce it, working on it (looks hairy) >>>> > >>>> > musachy >>>> > >>>> > On Tue, Oct 20, 2009 at 7:01 AM, Obinna <obi...@gmail.com> wrote: >>>> >> Ok, So I've been able to inspect the classloaders and I think I see >>>> what's >>>> >> going wrong (though I'm not sure how best to fix it). >>>> >> >>>> >> Given my two webapps, AppA and AppB running simulatenously in tomcat. I >>>> do >>>> >> the following: >>>> >> >>>> >> 1. Load AppA >>>> >> a. Load normal jsp page (breakpoint not caught -> still using >>>> tomcat >>>> >> default JspFactory) >>>> >> b. Load an embeddedJSP page >>>> >> i. Breakpoint caught at static initializer in >>>> JSPRuntimeContext >>>> >> (line 96) {calling JspFactory.setDefaultFactory(factory); to >>>> initialize >>>> >> JspFactory implementation} >>>> >> - JSPFactory classloader is StandardClassLoader (good) >>>> >> - JspFactoryImpl classloader is AppA WebAppClassloader >>>> (good) >>>> >> ii. Breakpoint caught at JSPApplicationContextImpl (line 79) >>>> >> {calling impl = new JspApplicationContextImpl() to initialize new >>>> servlet >>>> >> context} >>>> >> - JspFactoryImpl classloader is AppA WebAppClassloader >>>> (good) >>>> >> - JSPApplicationContextImpl classloader is AppA >>>> >> WebAppClassloader (good) >>>> >> >>>> >> 2. Load AppB >>>> >> a. Load normal jsp page >>>> >> i. Breakpoint caught at JSPApplicationContextImpl (line 79) >>>> >> {calling impl = new JspApplicationContextImpl() to initialize new >>>> servlet >>>> >> context}. This means that is is still using the JspFactoryImpl set in >>>> step >>>> >> 1.b.i above >>>> >> - JspFactoryImpl classloader is AppA WebAppClassloader >>>> >> (bad!!! using class loaded in AppA classloader) !!!!! >>>> >> - JSPApplicationContextImpl classloader is AppA >>>> >> WebAppClassloader (bad!!! using class loaded in AppA classloader) >>>> !!!!! >>>> >> b. Load embedded jsp page >>>> >> JSPApplicationContextImpl (line 76) tries to call { >>>> >> JspApplicationContextImpl impl = (JspApplicationContextImpl) >>>> >> context.getAttribute(KEY); } and throws ClassCastException because >>>> impl >>>> >> class returned by context.getAttribute(KEY) was loaded by >>>> >> AppAWebAppClassLoader but current class (JspApplicationContextImpl) >>>> class >>>> >> loader is now AppB WebAppClassLoader. >>>> >> >>>> >> It is as I suspected in my last email. I don't think that the >>>> JspFactoryImpl >>>> >> class set by JspFactory.setDefaultFactory(factory) when AppA was loaded >>>> >> should be the one used by AppB. Somehow the JspFactoryImpl used should >>>> >> probably be isolated by web application and if possible should only be >>>> used >>>> >> by the embeddedJSP compiler (not used globally for normal jsps as well) >>>> >> >>>> >> - Eric >>>> >> >>>> >> >>>> >> >>>> >> On Tue, Oct 20, 2009 at 2:41 PM, Martin Gainty <mgai...@hotmail.com> >>>> wrote: >>>> >> >>>> >>> >>>> >>> Eric- >>>> >>> are you able to determine which classloader JspApplicationContext is >>>> using >>>> >>> to load JspApplicationContextImpl class? >>>> >>> System.out.println("The class of " + JspApplicationContextImpl >>>> + >>>> >>> " is " + >>>> >>> JspApplicationContextImpl.getClass().getName()); >>>> >>> System.out.println("The classLoader of " + >>>> >>> JspApplicationContextImpl + >>>> >>> " is " + >>>> >>> JspApplicationContextImpl.getClass().getClassloader()); >>>> >>> >>>> >>> were you able to verify the Jsp configuration entries in >>>> >>> $CATALINA_HOME/conf >>>> >>> <servlet> >>>> >>> <servlet-name>jsp</servlet-name> >>>> >>> >>>> <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class> >>>> >>> <load-on-startup>3</load-on-startup> >>>> >>> </servlet> >>>> >>> what is meant by term 'embedded' ..can i assume you are implementing >>>> APR >>>> >>> (apache portable runtime)? >>>> >>> >>>> >>> thanks for taking the time to look at this, >>>> >>> Martin Gainty >>>> >>> ______________________________________________ >>>> >>> Verzicht und Vertraulichkeitanmerkung/Note de déni et de >>>> confidentialité >>>> >>> >>>> >>> Diese Nachricht ist vertraulich. Sollten Sie nicht der vorgesehene >>>> >>> Empfaenger sein, so bitten wir hoeflich um eine Mitteilung. Jede >>>> unbefugte >>>> >>> Weiterleitung oder Fertigung einer Kopie ist unzulaessig. Diese >>>> Nachricht >>>> >>> dient lediglich dem Austausch von Informationen und entfaltet keine >>>> >>> rechtliche Bindungswirkung. Aufgrund der leichten Manipulierbarkeit >>>> von >>>> >>> E-Mails koennen wir keine Haftung fuer den Inhalt uebernehmen. >>>> >>> Ce message est confidentiel et peut être privilégié. Si vous n'êtes >>>> pas le >>>> >>> destinataire prévu, nous te demandons avec bonté que pour satisfaire >>>> >>> informez l'expéditeur. N'importe quelle diffusion non autorisée ou la >>>> copie >>>> >>> de ceci est interdite. Ce message sert à l'information seulement et >>>> n'aura >>>> >>> pas n'importe quel effet légalement obligatoire. Étant donné que les >>>> email >>>> >>> peuvent facilement être sujets à la manipulation, nous ne pouvons >>>> accepter >>>> >>> aucune responsabilité pour le contenu fourni. >>>> >>> >>>> >>> >>>> >>> >>>> >>> >>>> >>> > Date: Tue, 20 Oct 2009 14:14:55 +0300 >>>> >>> > Subject: Re: embeddedJsp plugin causing jsp compilation issues >>>> >>> > From: obi...@gmail.com >>>> >>> > To: dev@struts.apache.org >>>> >>> > >>>> >>> > An update... >>>> >>> > >>>> >>> > I've tried setting a breakpoint in the >>>> >>> > JspApplicationContextImpl.getInstance() method and the >>>> >>> > JspFactoryImpl().getJspApplicationContext() methods but for some >>>> reason >>>> >>> > cannot inspect the variable at that point to figure out which >>>> classloader >>>> >>> > are being called when. >>>> >>> > >>>> >>> > What is clear is that once an embeddedJsp is loaded, the default >>>> >>> JspFactory >>>> >>> > for ALL jsp pages (even non-embedded ones) becomes the >>>> >>> > org.apache.struts2.jasper.runtime.JspFactoryImpl (even for a >>>> separate >>>> >>> > web-app!) because loading subsequent non-embedded pages for the >>>> first >>>> >>> time >>>> >>> > (in either web-app) still hits and break in the >>>> >>> > JspApplicationContextImpl.getInstance() method. It seems like using >>>> the >>>> >>> > embeddedJsp calls JspFactory().setDefaultFactory() or something and >>>> that >>>> >>> > this has a system-wide scope. >>>> >>> > >>>> >>> > I don't suppose that this would be a problem if it wasn't for some >>>> >>> > classloader mix-up which means that when I then try to access an >>>> >>> embeddedJsp >>>> >>> > page in the second web-app, in the >>>> >>> JspApplicationContextImpl.getInstance() >>>> >>> > method it finds the JspApplicationContextImpl instance that was set >>>> >>> during >>>> >>> > the loading of some initial pages (such as login page) in this >>>> second app >>>> >>> > but it seems that that must have been set by a different classloader >>>> >>> because >>>> >>> > the class cast fails when it tries to cast that instance (on the >>>> line >>>> >>> > JspApplicationContextImpl impl = (JspApplicationContextImpl) >>>> >>> > context.getAttribute(KEY)). >>>> >>> > >>>> >>> > I will continue to try to figure out how to inspect the variables >>>> (and >>>> >>> see >>>> >>> > the classloaders) in my IDE... >>>> >>> > >>>> >>> > - Eric >>>> >>> > >>>> >>> > >>>> >>> > >>>> >>> > On Sat, Oct 17, 2009 at 9:12 PM, Musachy Barroso <musa...@gmail.com >>>> > >>>> >>> wrote: >>>> >>> > >>>> >>> > > nothing so obvious, JspApplicationContextImpl is obviously getting >>>> >>> > > loaded by different classloaders, but I am out of ideas, I think >>>> you >>>> >>> > > can set a break point for classloading right? Try to do that and >>>> see >>>> >>> > > if you get any insight. >>>> >>> > > >>>> >>> > > musachy >>>> >>> > > >>>> >>> > > On Sat, Oct 17, 2009 at 2:57 AM, Obinna <obi...@gmail.com> wrote: >>>> >>> > > > I have a ton of jars in my lib (but no el-api). The lib for that >>>> >>> projects >>>> >>> > > > looks as follows (both projects have similar libs): >>>> >>> > > > >>>> >>> > > > asterisk-java-1.0.jar >>>> >>> > > > cglib-nodep-2.1_3.jar >>>> >>> > > > chartengineapi.jar >>>> >>> > > > com.ibm.icu_4.0.1.v20090415.jar >>>> >>> > > > commons-beanutils-1.7.0.jar >>>> >>> > > > commons-cli-1.0.jar >>>> >>> > > > commons-codec-1.3.jar >>>> >>> > > > commons-collections-3.2.1.jar >>>> >>> > > > commons-dbcp.jar >>>> >>> > > > commons-digester-1.8.jar >>>> >>> > > > commons-fileupload-1.2.1.jar >>>> >>> > > > commons-httpclient-3.1.jar >>>> >>> > > > commons-io-1.1.jar >>>> >>> > > > commons-lang-2.4.0.jar >>>> >>> > > > commons-logging.jar >>>> >>> > > > commons-pool.jar >>>> >>> > > > coreapi.jar >>>> >>> > > > crosstabcoreapi.jar >>>> >>> > > > dataadapterapi.jar >>>> >>> > > > dataaggregationapi.jar >>>> >>> > > > dataextraction.jar >>>> >>> > > > displaytag-1.2.jar >>>> >>> > > > displaytag-export-poi-1.2.jar >>>> >>> > > > dteapi.jar >>>> >>> > > > ecxconnect-mmp-bl.jar >>>> >>> > > > emitterconfig.jar >>>> >>> > > > engineapi.jar >>>> >>> > > > flute.jar >>>> >>> > > > *freemarker-2.3.15.jar* >>>> >>> > > > gnu-hylafax-core-1.0.3.jar >>>> >>> > > > gnu-hylafax-inet-ftp-1.0.3.jar >>>> >>> > > > itext-1.3.jar >>>> >>> > > > jasypt-1.4.1.x.jar >>>> >>> > > > jaxws-spring-1.8.jar >>>> >>> > > > jep-3.3.0-trial.jar >>>> >>> > > > joda-time-1.6.jar >>>> >>> > > > js.jar >>>> >>> > > > json.jar >>>> >>> > > > jsonplugin-0.33.jar >>>> >>> > > > jstl.jar >>>> >>> > > > junit-4.4.jar >>>> >>> > > > log4j-1.2.8.jar >>>> >>> > > > mail-1.4.2.jar >>>> >>> > > > mmpdemo-bl.jar >>>> >>> > > > modelapi.jar >>>> >>> > > > modelodaapi.jar >>>> >>> > > > mysql-connector-java-5.0.5-bin.jar >>>> >>> > > > odadesignapi.jar >>>> >>> > > > *ognl-2.7.3.jar* >>>> >>> > > > org.apache.commons.codec_1.3.0.v20080530-1600.jar >>>> >>> > > > org.eclipse.birt.report.model_2.5.0.v20090605.jar >>>> >>> > > > org.eclipse.emf.common_2.5.0.v200906080927.jar >>>> >>> > > > org.eclipse.emf.ecore_2.5.0.v200906080927.jar >>>> >>> > > > org.eclipse.emf.ecore.xmi_2.5.0.v200906080927.jar >>>> >>> > > > org.w3c.css.sac_1.3.0.v200805290154.jar >>>> >>> > > > poi-3.0.2-FINAL-20080204.jar >>>> >>> > > > scriptapi.jar >>>> >>> > > > spring-2.5.6.jar >>>> >>> > > > spring-security-core-2.0.4.jar >>>> >>> > > > spring-security-taglibs-2.0.4.jar >>>> >>> > > > spring-test-2.5.6.jar >>>> >>> > > > spring-webmvc-2.5.6.jar >>>> >>> > > > spring-ws-1.5.2.jar >>>> >>> > > > standard.jar >>>> >>> > > > *struts2-core-2.1.8.jar* >>>> >>> > > > *struts2-embeddedjsp-plugin-2.1.9-SNAPSHOT.jar >>>> >>> > > > *struts2-jquery-plugin-1.0.8.jar >>>> >>> > > > struts2-scope-plugin-1.0.4 (modified).jar >>>> >>> > > > *struts2-spring-plugin-2.1.8.jar* >>>> >>> > > > tidy.jar >>>> >>> > > > trilead-ssh2-build213.jar >>>> >>> > > > webservices-api.jar >>>> >>> > > > webservices-rt.jar >>>> >>> > > > xbean-spring-3.1.jar >>>> >>> > > > *xwork-core-2.1.6.jar* >>>> >>> > > > >>>> >>> > > > I haven't tried testing this on another 'trimmed down' project. >>>> Let >>>> >>> me >>>> >>> > > know >>>> >>> > > > if anything is glaringly obvious here, otherwise, I'll try the >>>> >>> > > trimming-down >>>> >>> > > > >>>> >>> > > > Thanks for looking through this! >>>> >>> > > > - Eric >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > On Sat, Oct 17, 2009 at 2:52 AM, Musachy Barroso < >>>> musa...@gmail.com> >>>> >>> > > wrote: >>>> >>> > > > >>>> >>> > > >> nvm. el-api.jar should not be in lib, after removing them I >>>> have to >>>> >>> > > >> webapps with jsp plugin working. Can you compare your jars to: >>>> >>> > > >> >>>> >>> > > >> commons-el-1.0.jar >>>> >>> > > >> commons-fileupload-1.2.1.jar >>>> >>> > > >> commons-io-1.3.2.jar >>>> >>> > > >> commons-logging-1.1.1.jar >>>> >>> > > >> freemarker-2.3.15.jar >>>> >>> > > >> ognl-2.7.3.jar >>>> >>> > > >> struts2-core-2.1.9-SNAPSHOT.jar >>>> >>> > > >> struts2-embeddedjsp-plugin-2.1.9-SNAPSHOT.jar >>>> >>> > > >> xwork-core-2.1.7-SNAPSHOT.jar >>>> >>> > > >> >>>> >>> > > >> and tell me the exact steps after you load the app, to >>>> reproduce the >>>> >>> > > error? >>>> >>> > > >> >>>> >>> > > >> thanks for helping me test this btw :) >>>> >>> > > >> musachy >>>> >>> > > >> >>>> >>> > > >> On Fri, Oct 16, 2009 at 4:49 PM, Musachy Barroso < >>>> musa...@gmail.com >>>> >>> > >>>> >>> > > >> wrote: >>>> >>> > > >> > I am getting a different error: >>>> >>> > > >> > >>>> >>> > > >> > javax.servlet.ServletException: java.lang.LinkageError: Class >>>> >>> > > >> > javax/el/ExpressionFactory violates loader constraints >>>> >>> > > >> > >>>> >>> > > org.apache.jasper.servlet.JspServlet.service(JspServlet.java:275) >>>> >>> > > >> > >>>> >>> javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:154) >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186) >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:362) >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:266) >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165) >>>> >>> > > >> > >>>> >>> > > >> > which looks even more weird. Here are the jars I have in >>>> >>> web-inf/lib: >>>> >>> > > >> > >>>> >>> > > >> > commons-el-1.0.jar >>>> >>> > > >> > commons-fileupload-1.2.1.jar >>>> >>> > > >> > commons-io-1.3.2.jar >>>> >>> > > >> > commons-logging-1.1.1.jar >>>> >>> > > >> > el-api-6.0.18.jar >>>> >>> > > >> > freemarker-2.3.15.jar >>>> >>> > > >> > ognl-2.7.3.jar >>>> >>> > > >> > struts2-core-2.1.9-SNAPSHOT.jar >>>> >>> > > >> > struts2-embeddedjsp-plugin-2.1.9-SNAPSHOT.jar >>>> >>> > > >> > testjar-1.0.jar >>>> >>> > > >> > xwork-core-2.1.7-SNAPSHOT.jar >>>> >>> > > >> > >>>> >>> > > >> > That's on a default installation of tomcat 6.0.20. Can you >>>> compare >>>> >>> > > >> > that to your jars? >>>> >>> > > >> > >>>> >>> > > >> > musachy >>>> >>> > > >> > >>>> >>> > > >> > On Thu, Oct 15, 2009 at 8:57 AM, Musachy Barroso < >>>> >>> musa...@gmail.com> >>>> >>> > > >> wrote: >>>> >>> > > >> >> pretty consistent :), I will try to take a look. >>>> >>> > > >> >> >>>> >>> > > >> >> musachy >>>> >>> > > >> >> >>>> >>> > > >> >> On Thu, Oct 15, 2009 at 8:23 AM, Obinna <obi...@gmail.com> >>>> >>> wrote: >>>> >>> > > >> >>> No I don't have any unusual jars in my shared lib (learnt >>>> my >>>> >>> lesson >>>> >>> > > >> last >>>> >>> > > >> >>> time :| - I have some jax-ws web-service api stuff in >>>> endorsed >>>> >>> but >>>> >>> > > >> that's >>>> >>> > > >> >>> all). >>>> >>> > > >> >>> >>>> >>> > > >> >>> Placing the plugin jar in the shared dir ('lib' for Tomcat >>>> 6) >>>> >>> > > results >>>> >>> > > >> in >>>> >>> > > >> >>> struts not being able to find the plugin config file and >>>> >>> throwing >>>> >>> > > the >>>> >>> > > >> error: >>>> >>> > > >> >>> "There is no result type defined for type 'embeddedJsp'..." >>>> >>> > > >> >>> >>>> >>> > > >> >>> Given this, it is somewhat strange that, placing it in the >>>> >>> web-app >>>> >>> > > libs >>>> >>> > > >> *as >>>> >>> > > >> >>> well as *the tomcat lib results in struts trying to load >>>> the >>>> >>> trying >>>> >>> > > to >>>> >>> > > >> load >>>> >>> > > >> >>> the plugin config file twice and throwing the error during >>>> >>> startup: >>>> >>> > > >> >>> >>>> >>> > > >> >>> The package name 'embeddedjsp-default' at location package >>>> - >>>> >>> > > >> >>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> jar:file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%206.0/wtpwebapps/test/WEB-INF/lib/struts2-embeddedjsp-plugin-2.1.9-SNAPSHOT.jar!/struts-plugin.xml:29:82 >>>> >>> > > >> >>> is already been used by another package at location package >>>> - >>>> >>> > > >> >>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> jar:file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%206.0/lib/struts2-embeddedjsp-plugin-2.1.9-SNAPSHOT.jar!/struts-plugin.xml:29:82 >>>> >>> > > >> >>> .... >>>> >>> > > >> >>> >>>> >>> > > >> >>> Thanks, >>>> >>> > > >> >>> - Eric >>>> >>> > > >> >>> >>>> >>> > > >> >>> >>>> >>> > > >> >>> >>>> >>> > > >> >>> >>>> >>> > > >> >>> On Thu, Oct 15, 2009 at 5:59 PM, Musachy Barroso < >>>> >>> musa...@gmail.com >>>> >>> > > > >>>> >>> > > >> wrote: >>>> >>> > > >> >>> >>>> >>> > > >> >>>> just for kicks, put the embeddedjsp plugin in the shared >>>> dir, >>>> >>> and >>>> >>> > > see >>>> >>> > > >> >>>> if it works. >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> On Thu, Oct 15, 2009 at 7:58 AM, Musachy Barroso < >>>> >>> > > musa...@gmail.com> >>>> >>> > > >> >>>> wrote: >>>> >>> > > >> >>>> > yeah that is kind of strange. do you have any of the >>>> struts, >>>> >>> or >>>> >>> > > your >>>> >>> > > >> >>>> > jars in the tomcat shared dir? even in that case it >>>> should >>>> >>> not >>>> >>> > > >> matter. >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> > musachy >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> > On Thu, Oct 15, 2009 at 1:10 AM, Obinna < >>>> obi...@gmail.com> >>>> >>> > > wrote: >>>> >>> > > >> >>>> >> There's another classloading issue with the embeddedJsp >>>> >>> plugin. >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> When deploying multiple webapps on the same tomcat >>>> server, >>>> >>> both >>>> >>> > > of >>>> >>> > > >> which >>>> >>> > > >> >>>> >> utilize the embeddedJsp plugin. After loading embeddJsp >>>> >>> pages in >>>> >>> > > on >>>> >>> > > >> web >>>> >>> > > >> >>>> app, >>>> >>> > > >> >>>> >> attempting to load any embeddedJsp pages in the second >>>> >>> webapp >>>> >>> > > >> throws the >>>> >>> > > >> >>>> >> following exception: >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> java.lang.ClassCastException: >>>> >>> > > >> >>>> >> >>>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl >>>> >>> > > cannot >>>> >>> > > >> be >>>> >>> > > >> >>>> cast >>>> >>> > > >> >>>> >> to >>>> >>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl.getInstance(JspApplicationContextImpl.java:76) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.jasper.runtime.JspFactoryImpl.getJspApplicationContext(JspFactoryImpl.java:200) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.jsp.com.test.service.reporting.jsp.alert_jsp._jspInit(alert_jsp.java >>>> >>> > > >> >>>> >> from :31) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> >>>> org.apache.struts2.jasper.runtime.HttpJspBase.init(HttpJspBase.java:52) >>>> >>> > > >> >>>> >> >>>> >>> > > org.apache.struts2.JSPLoader.createServlet(JSPLoader.java:112) >>>> >>> > > >> >>>> >> org.apache.struts2.JSPLoader.load(JSPLoader.java:90) >>>> >>> > > >> >>>> >> >>>> >>> org.apache.struts2.ServletCache$1.call(ServletCache.java:46) >>>> >>> > > >> >>>> >> >>>> >>> org.apache.struts2.ServletCache$1.call(ServletCache.java:44) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) >>>> >>> > > >> >>>> >> >>>> java.util.concurrent.FutureTask.run(FutureTask.java:138) >>>> >>> > > >> >>>> >> >>>> org.apache.struts2.ServletCache.get(ServletCache.java:53) >>>> >>> > > >> >>>> >> >>>> org.apache.struts2.JSPRuntime.handle(JSPRuntime.java:63) >>>> >>> > > >> >>>> >> >>>> org.apache.struts2.JSPRuntime.handle(JSPRuntime.java:45) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.EmbeddedJSPResult.doExecute(EmbeddedJSPResult.java:32) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186). >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> which is strange as i would have expected the >>>> >>> > > >> JspApplicationContextImpl >>>> >>> > > >> >>>> to >>>> >>> > > >> >>>> >> be loaded and isolated by each web-application class >>>> loader. >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> Also, subsequent attempts to load non-embedded jsp page >>>> then >>>> >>> > > throw: >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl >>>> >>> > > cannot >>>> >>> > > >> be >>>> >>> > > >> >>>> cast >>>> >>> > > >> >>>> >> to >>>> >>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl >>>> >>> > > >> >>>> >> at >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.jasper.runtime.JspApplicationContextImpl.getInstance(JspApplicationContextImpl.java:76) >>>> >>> > > >> >>>> >> at >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>> > > >>>> >>> >>>> org.apache.struts2.jasper.runtime.JspFactoryImpl.getJspApplicationContext(JspFactoryImpl.java:200) >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> - Eric >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >> On Mon, Sep 28, 2009 at 11:05 AM, Obinna < >>>> obi...@gmail.com> >>>> >>> > > wrote: >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> >>> Tested and work well. Couldn't resolve >>>> >>> > > struts2-core.2.1.9-Snapshot >>>> >>> > > >> >>>> maven >>>> >>> > > >> >>>> >>> dependency so I used 2.1.8 though. >>>> >>> > > >> >>>> >>> Closed jira ticket. >>>> >>> > > >> >>>> >>> Thanks again!! I hope everyone realizes how >>>> >>> > > significant/powerful >>>> >>> > > >> a >>>> >>> > > >> >>>> plugin >>>> >>> > > >> >>>> >>> this is. >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >>> - Eric >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >>> On Mon, Sep 28, 2009 at 9:07 AM, Musachy Barroso < >>>> >>> > > >> musa...@gmail.com >>>> >>> > > >> >>>> >wrote: >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >>>> I should have done it with jasper 6 since the >>>> beginning, >>>> >>> but >>>> >>> > > it >>>> >>> > > >> seemed >>>> >>> > > >> >>>> >>>> more difficult and my laziness took the best of me :) >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> musachy >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> On Sun, Sep 27, 2009 at 10:12 PM, Obinna < >>>> >>> obi...@gmail.com> >>>> >>> > > >> wrote: >>>> >>> > > >> >>>> >>>> > Great!. Musachy, thanks a million for doing this so >>>> >>> quickly. >>>> >>> > > >> I'll >>>> >>> > > >> >>>> give >>>> >>> > > >> >>>> >>>> it a >>>> >>> > > >> >>>> >>>> > test anon >>>> >>> > > >> >>>> >>>> > >>>> >>> > > >> >>>> >>>> > >>>> >>> > > >> >>>> >>>> > On Mon, Sep 28, 2009 at 6:18 AM, Martin Gainty < >>>> >>> > > >> mgai...@hotmail.com >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> >>>> wrote: >>>> >>> > > >> >>>> >>>> > >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> thanks for the headsup.. 2.1.8 builds now.. >>>> >>> > > >> >>>> >>>> >> I had wrong version of commons-collections >>>> ListUtils >>>> >>> not >>>> >>> > > >> having >>>> >>> > > >> >>>> >>>> >> isEqualList(collection,collection) >>>> >>> > > >> >>>> >>>> >> <dependency> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> <groupId>org.apache.commons.collections</groupId> >>>> >>> > > >> >>>> >>>> >> >>>> >>> <artifactId>commons-collections</artifactId> >>>> >>> > > >> >>>> >>>> >> <version>3.2.1</version> >>>> >>> > > >> >>>> >>>> >> </dependency> >>>> >>> > > >> >>>> >>>> >> pulls correct version >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> seeing some failures in surefire..(too many to >>>> count on >>>> >>> one >>>> >>> > > >> hand >>>> >>> > > >> >>>> will >>>> >>> > > >> >>>> >>>> take >>>> >>> > > >> >>>> >>>> >> a look tommorrow) >>>> >>> > > >> >>>> >>>> >> thanks, >>>> >>> > > >> >>>> >>>> >> Martin Gainty >>>> >>> > > >> >>>> >>>> >> ______________________________________________ >>>> >>> > > >> >>>> >>>> >> Standard Caveats apply >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> > Date: Sun, 27 Sep 2009 19:00:12 -0700 >>>> >>> > > >> >>>> >>>> >> > Subject: Re: embeddedJsp plugin causing jsp >>>> >>> compilation >>>> >>> > > >> issues >>>> >>> > > >> >>>> >>>> >> > From: musa...@gmail.com >>>> >>> > > >> >>>> >>>> >> > To: dev@struts.apache.org >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > a'right. The code is in trunk. To use the plugin >>>> with >>>> >>> > > >> tomcat, >>>> >>> > > >> >>>> just >>>> >>> > > >> >>>> >>>> >> > build it and deploy it as usual. It works with >>>> Jetty >>>> >>> 7+, >>>> >>> > > >> which >>>> >>> > > >> >>>> needs >>>> >>> > > >> >>>> >>>> >> > the tomcat deps added to the application, adding >>>> this >>>> >>> to >>>> >>> > > >> your pom >>>> >>> > > >> >>>> >>>> will >>>> >>> > > >> >>>> >>>> >> > take care of it: >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > <dependency> >>>> >>> > > >> >>>> >>>> >> > <groupId>org.apache.tomcat</groupId> >>>> >>> > > >> >>>> >>>> >> > <artifactId>jasper</artifactId> >>>> >>> > > >> >>>> >>>> >> > <version>6.0.18</version> >>>> >>> > > >> >>>> >>>> >> > </dependency> >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > let me know if it works. >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > musachy >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > On Sun, Sep 27, 2009 at 6:34 PM, Musachy Barroso >>>> < >>>> >>> > > >> >>>> musa...@gmail.com> >>>> >>> > > >> >>>> >>>> >> wrote: >>>> >>> > > >> >>>> >>>> >> > > it works on tomcat but now it breaks in >>>> jetty...oh >>>> >>> joy. >>>> >>> > > >> >>>> >>>> >> > > >>>> >>> > > >> >>>> >>>> >> > > On Sun, Sep 27, 2009 at 2:35 PM, Musachy >>>> Barroso < >>>> >>> > > >> >>>> >>>> musa...@gmail.com> >>>> >>> > > >> >>>> >>>> >> wrote: >>>> >>> > > >> >>>> >>>> >> > >> ok I got jasper 6 working. I will do some >>>> more >>>> >>> testing >>>> >>> > > >> (at >>>> >>> > > >> >>>> least >>>> >>> > > >> >>>> >>>> the >>>> >>> > > >> >>>> >>>> >> > >> junits run fine), commit the jasper code, and >>>> then >>>> >>> > > commit >>>> >>> > > >> my >>>> >>> > > >> >>>> >>>> changes. >>>> >>> > > >> >>>> >>>> >> > >> (later on) >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > >> musachy >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > >> On Sun, Sep 27, 2009 at 12:56 PM, Musachy >>>> Barroso >>>> >>> < >>>> >>> > > >> >>>> >>>> musa...@gmail.com> >>>> >>> > > >> >>>> >>>> >> wrote: >>>> >>> > > >> >>>> >>>> >> > >>> yeah that would work if I could use it as a >>>> >>> library, >>>> >>> > > but >>>> >>> > > >> >>>> jasper >>>> >>> > > >> >>>> >>>> is >>>> >>> > > >> >>>> >>>> >> not >>>> >>> > > >> >>>> >>>> >> > >>> written with that in mind. I had to change a >>>> >>> fairly >>>> >>> > > >> amount of >>>> >>> > > >> >>>> >>>> private >>>> >>> > > >> >>>> >>>> >> > >>> code to get it to work. >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >>> musachy >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >>> On Sun, Sep 27, 2009 at 12:50 PM, Antonio >>>> >>> Petrelli >>>> >>> > > >> >>>> >>>> >> > >>> <antonio.petre...@gmail.com> wrote: >>>> >>> > > >> >>>> >>>> >> > >>>> 2009/9/27 Musachy Barroso < >>>> musa...@gmail.com>: >>>> >>> > > >> >>>> >>>> >> > >>>>> It is a missmatch between the jsp-apis. >>>> The >>>> >>> > > internal >>>> >>> > > >> jasper >>>> >>> > > >> >>>> >>>> >> implements >>>> >>> > > >> >>>> >>>> >> > >>>>> 2.0, while tomcat 6/jasper 6 implement >>>> 2.1, and >>>> >>> in >>>> >>> > > 2.1 >>>> >>> > > >> >>>> there a >>>> >>> > > >> >>>> >>>> new >>>> >>> > > >> >>>> >>>> >> > >>>>> method called. It is not looking good. >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> > >>>> You might wish to use JarJar to repackage, >>>> to >>>> >>> avoid >>>> >>> > > >> >>>> conflicts >>>> >>> > > >> >>>> >>>> like >>>> >>> > > >> >>>> >>>> >> > >>>> this. Lots of people use them to avoid >>>> >>> dependencies, >>>> >>> > > >> like >>>> >>> > > >> >>>> >>>> >> > >>>> commons-logging. >>>> >>> > > >> >>>> >>>> >> > >>>> See: >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> http://docs.atlassian.com/jarjar-maven-plugin/ >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> > >>>> HTH >>>> >>> > > >> >>>> >>>> >> > >>>> Antonio >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >>> > > >>>> --------------------------------------------------------------------- >>>> >>> > > >> >>>> >>>> >> > >>>> To unsubscribe, e-mail: >>>> >>> > > >> dev-unsubscr...@struts.apache.org >>>> >>> > > >> >>>> >>>> >> > >>>> For additional commands, e-mail: >>>> >>> > > >> dev-h...@struts.apache.org >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> > >>>> >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >>> -- >>>> >>> > > >> >>>> >>>> >> > >>> "Hey you! Would you help me to carry the >>>> stone?" >>>> >>> Pink >>>> >>> > > >> Floyd >>>> >>> > > >> >>>> >>>> >> > >>> >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > >> -- >>>> >>> > > >> >>>> >>>> >> > >> "Hey you! Would you help me to carry the >>>> stone?" >>>> >>> Pink >>>> >>> > > >> Floyd >>>> >>> > > >> >>>> >>>> >> > >> >>>> >>> > > >> >>>> >>>> >> > > >>>> >>> > > >> >>>> >>>> >> > > >>>> >>> > > >> >>>> >>>> >> > > >>>> >>> > > >> >>>> >>>> >> > > -- >>>> >>> > > >> >>>> >>>> >> > > "Hey you! Would you help me to carry the >>>> stone?" >>>> >>> Pink >>>> >>> > > >> Floyd >>>> >>> > > >> >>>> >>>> >> > > >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > -- >>>> >>> > > >> >>>> >>>> >> > "Hey you! Would you help me to carry the stone?" >>>> Pink >>>> >>> > > Floyd >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >>> > > >>>> --------------------------------------------------------------------- >>>> >>> > > >> >>>> >>>> >> > To unsubscribe, e-mail: >>>> >>> > > dev-unsubscr...@struts.apache.org >>>> >>> > > >> >>>> >>>> >> > For additional commands, e-mail: >>>> >>> > > dev-h...@struts.apache.org >>>> >>> > > >> >>>> >>>> >> > >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> >>>> _________________________________________________________________ >>>> >>> > > >> >>>> >>>> >> Lauren found her dream laptop. Find the PC that’s >>>> right >>>> >>> for >>>> >>> > > >> you. >>>> >>> > > >> >>>> >>>> >> >>>> >>> > > >> http://www.microsoft.com/windows/choosepc/?ocid=ftp_val_wl_290 >>>> >>> > > >> >>>> >>>> > >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> -- >>>> >>> > > >> >>>> >>>> "Hey you! Would you help me to carry the stone?" Pink >>>> >>> Floyd >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>> --------------------------------------------------------------------- >>>> >>> > > >> >>>> >>>> To unsubscribe, e-mail: >>>> dev-unsubscr...@struts.apache.org >>>> >>> > > >> >>>> >>>> For additional commands, e-mail: >>>> >>> dev-h...@struts.apache.org >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>>> >>>> >>> > > >> >>>> >>> >>>> >>> > > >> >>>> >> >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> > -- >>>> >>> > > >> >>>> > "Hey you! Would you help me to carry the stone?" Pink >>>> Floyd >>>> >>> > > >> >>>> > >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> -- >>>> >>> > > >> >>>> "Hey you! Would you help me to carry the stone?" Pink >>>> Floyd >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>>> >>> > > >>>> --------------------------------------------------------------------- >>>> >>> > > >> >>>> To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org >>>> >>> > > >> >>>> For additional commands, e-mail: >>>> dev-h...@struts.apache.org >>>> >>> > > >> >>>> >>>> >>> > > >> >>>> >>>> >>> > > >> >>> >>>> >>> > > >> >> >>>> >>> > > >> >> >>>> >>> > > >> >> >>>> >>> > > >> >> -- >>>> >>> > > >> >> "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> >>> > > >> >> >>>> >>> > > >> > >>>> >>> > > >> > >>>> >>> > > >> > >>>> >>> > > >> > -- >>>> >>> > > >> > "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> >>> > > >> > >>>> >>> > > >> >>>> >>> > > >> >>>> >>> > > >> >>>> >>> > > >> -- >>>> >>> > > >> "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> >>> > > >> >>>> >>> > > >> >>>> >>> --------------------------------------------------------------------- >>>> >>> > > >> To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org >>>> >>> > > >> For additional commands, e-mail: dev-h...@struts.apache.org >>>> >>> > > >> >>>> >>> > > >> >>>> >>> > > > >>>> >>> > > >>>> >>> > > >>>> >>> > > >>>> >>> > > -- >>>> >>> > > "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> >>> > > >>>> >>> > > >>>> --------------------------------------------------------------------- >>>> >>> > > To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org >>>> >>> > > For additional commands, e-mail: dev-h...@struts.apache.org >>>> >>> > > >>>> >>> > > >>>> >>> >>>> >>> _________________________________________________________________ >>>> >>> Hotmail: Free, trusted and rich email service. >>>> >>> http://clk.atdmt.com/GBL/go/171222984/direct/01/ >>>> >>> >>>> >> >>>> > >>>> > >>>> > >>>> > -- >>>> > "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> > >>>> >>>> >>>> >>>> -- >>>> "Hey you! Would you help me to carry the stone?" Pink Floyd >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org >>>> For additional commands, e-mail: dev-h...@struts.apache.org >>>> >>>> >>> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org For additional commands, e-mail: dev-h...@struts.apache.org