Tried both: "java -javaagent:... -jar clojure.jar" and "java -javaagent:... - cp ... clojure.main -r"
Both seem to work fine. What does "java -version" print? On May 6, 2:17 am, Kurt Harriger <kurtharri...@gmail.com> wrote: > I'm attempting to start a swank-clojure session within a grails > application. This part is easy and works fine. However, whenever I change > a groovy class clojure does not see this change until I restart the jvm. I > mucked around a bit with classlojure and pomegranate trying to figure out > if I could shadow the default class loader to force clojure to relaod the > groovy class files on demand, but at the moment it seems beyond me. I've > heard of JRebel for reloading class files in an existing jvm and ran across > a few posts where people have had success using JRebel to reload classes in > clojure. I was able to get this to work with clojure 1.2.1 however I can't > get it to work with clojure 1.3 or 1.4. > > The simplest reproducible test case I could think of was just to start the > repl as follows: > > java -javaagent:/Applications/ZeroTurnaround/JRebel/jrebel.jar -cp > lib/clojure-1.4.0.jar clojure.main -r > JRebel: Starting logging to file: /Users/kurtharriger/var/jrebel.log > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] > ############################################################# > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] JRebel 4.6.2 (201205021440) > [2012-05-05 16:19:40] (c) Copyright ZeroTurnaround OU, Estonia, Tartu. > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] Over the last 1 days JRebel prevented > [2012-05-05 16:19:40] at least 1 redeploys/restarts saving you about 0 > hours. > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] This product is licensed to Kurt Harriger > (FullContact) > [2012-05-05 16:19:40] until June 4, 2012 > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] > ************************************************************* > [2012-05-05 16:19:40] Your license is about to EXPIRE! > [2012-05-05 16:19:40] > ************************************************************* > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] This license will expire in 29 days and JRebel will > [2012-05-05 16:19:40] stop working after that. Renew your license at: > > [2012-05-05 16:19:40] http://sales.zeroturnaround.com/?1338842936 > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] The following plugins are disabled at the moment: > [2012-05-05 16:19:40] * Apache MyFaces plugin (set > -Drebel.myfaces_plugin=true to enable) > [2012-05-05 16:19:40] Reloads JSF configuration and reconfigures managed > beans. > [2012-05-05 16:19:40] * Click plugin (set -Drebel.click_plugin=true to > enable) > [2012-05-05 16:19:40] Reloads menu.xml menu definitions of Apache Click > projects. > [2012-05-05 16:19:40] * JRuby Plugin (set -Drebel.jruby_plugin=true to > enable) > [2012-05-05 16:19:40] * Jersey plugin (set -Drebel.jersey_plugin=true to > enable) > [2012-05-05 16:19:40] Reloads Jersey configuration from Java annotations. > [2012-05-05 16:19:40] * Oracle ADF Core plugin (set > -Drebel.adf_core_plugin=true to enable) > [2012-05-05 16:19:40] JRebel ADF Core Plugin > [2012-05-05 16:19:40] * Oracle ADF Faces plugin (set > -Drebel.adf_faces_plugin=true to enable) > [2012-05-05 16:19:40] JRebel ADF Faces Plugin > [2012-05-05 16:19:40] * Seam-Wicket plugin (set > -Drebel.seam_wicket_plugin=true to enable) > [2012-05-05 16:19:40] Integration with load time weaving seam annotations > to wicket classes > [2012-05-05 16:19:40] (-javaagent:<path-to-jboss-seam-wicket-jar>) > [2012-05-05 16:19:40] * WebObjects plugin (set > -Drebel.webobjects_plugin=true to enable) > [2012-05-05 16:19:40] WebObjects JRebel Plugin > [2012-05-05 16:19:40] > [2012-05-05 16:19:40] > ############################################################# > [2012-05-05 16:19:40] > Exception in thread "main" java.lang.ExceptionInInitializerError > at clojure.main.<clinit>(main.java:20) > Caused by: java.lang.IllegalStateException: Attempting to call unbound fn: > #'clojure.core/first, compiling:(clojure/core.clj:55) > at clojure.lang.Compiler.analyzeSeq(Compiler.java:6462) > at clojure.lang.Compiler.analyze(Compiler.java:6262) > at clojure.lang.Compiler.access$100(Compiler.java:37) > at clojure.lang.Compiler$DefExpr$Parser.parse(Compiler.java:518) > at clojure.lang.Compiler.analyzeSeq(Compiler.java:6455) > at clojure.lang.Compiler.analyze(Compiler.java:6262) > at clojure.lang.Compiler.analyze(Compiler.java:6223) > at clojure.lang.Compiler.eval(Compiler.java:6515) > at clojure.lang.Compiler.load(Compiler.java:6952) > at clojure.lang.RT.loadResourceScript(RT.java:359) > at clojure.lang.RT.loadResourceScript(RT.java:350) > at clojure.lang.RT.load(RT.java:429) > at clojure.lang.RT.load(RT.java:400) > at clojure.lang.RT.doInit(RT.java:436) > at clojure.lang.RT.<clinit>(RT.java:318) > ... 1 more > Caused by: java.lang.IllegalStateException: Attempting to call unbound fn: > #'clojure.core/first > at clojure.lang.Var$Unbound.throwArity(Var.java:43) > at clojure.lang.AFn.invoke(AFn.java:39) > at clojure.core$fn.doInvoke(core.clj:3999) > at clojure.lang.RestFn.invoke(RestFn.java:490) > at clojure.lang.Var.invoke(Var.java:431) > at clojure.lang.AFn.applyToHelper(AFn.java:178) > at clojure.lang.Var.applyTo(Var.java:532) > at clojure.lang.Compiler.macroexpand1(Compiler.java:6366) > at clojure.lang.Compiler.analyzeSeq(Compiler.java:6441) > ... 15 more > > If I remove jrebel agent it works fine: > java -cp lib/clojure-1.4.0.jar clojure.main -r > Clojure 1.4.0 > user=> > > However JRebel does work with clojure 1.2.1 > > java -javaagent:/Applications/ZeroTurnaround/JRebel/jrebel.jar -cp > /Users/kurtharriger/.m2/repository/org/clojure/clojure/1.2.1/clojure-1.2.1. > jar > clojure.main -r > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] > ############################################################# > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] JRebel 4.6.2 (201205021440) > [2012-05-05 17:06:29] (c) Copyright ZeroTurnaround OU, Estonia, Tartu. > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] Over the last 1 days JRebel prevented > [2012-05-05 17:06:29] at least 1 redeploys/restarts saving you about 0 > hours. > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] This product is licensed to Kurt Harriger > (FullContact) > [2012-05-05 17:06:29] until June 4, 2012 > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] > ************************************************************* > [2012-05-05 17:06:29] Your license is about to EXPIRE! > [2012-05-05 17:06:29] > ************************************************************* > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] This license will expire in 29 days and JRebel will > [2012-05-05 17:06:29] stop working after that. Renew your license at: > > [2012-05-05 17:06:29] http://sales.zeroturnaround.com/?1338842936 > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] The following plugins are disabled at the moment: > [2012-05-05 17:06:29] * Apache MyFaces plugin (set > -Drebel.myfaces_plugin=true to enable) > [2012-05-05 17:06:29] Reloads JSF configuration and reconfigures managed > beans. > [2012-05-05 17:06:29] * Click plugin (set -Drebel.click_plugin=true to > enable) > [2012-05-05 17:06:29] Reloads menu.xml menu definitions of Apache Click > projects. > [2012-05-05 17:06:29] * JRuby Plugin (set -Drebel.jruby_plugin=true to > enable) > [2012-05-05 17:06:29] * Jersey plugin (set -Drebel.jersey_plugin=true to > enable) > [2012-05-05 17:06:29] Reloads Jersey configuration from Java annotations. > [2012-05-05 17:06:29] * Oracle ADF Core plugin (set > -Drebel.adf_core_plugin=true to enable) > [2012-05-05 17:06:29] JRebel ADF Core Plugin > [2012-05-05 17:06:29] * Oracle ADF Faces plugin (set > -Drebel.adf_faces_plugin=true to enable) > [2012-05-05 17:06:29] JRebel ADF Faces Plugin > [2012-05-05 17:06:29] * Seam-Wicket plugin (set > -Drebel.seam_wicket_plugin=true to enable) > [2012-05-05 17:06:29] Integration with load time weaving seam annotations > to wicket classes > [2012-05-05 17:06:29] (-javaagent:<path-to-jboss-seam-wicket-jar>) > [2012-05-05 17:06:29] * WebObjects plugin (set > -Drebel.webobjects_plugin=true to enable) > [2012-05-05 17:06:29] WebObjects JRebel Plugin > [2012-05-05 17:06:29] > [2012-05-05 17:06:29] > ############################################################# > [2012-05-05 17:06:29] > Clojure 1.2.1 > user=> > > Has anyone had any success using JRebel with clojure 1.3+? > or perhaps any ideas how I might go about reloading class files dynamically > without JRebel? > > Thanks -- You received this message because you are subscribed to the Google Groups "Clojure" group. 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