scala – 为什么NoClassDefFoundError抛出“run”但与“dist”一
发布时间:2020-12-16 18:47:02 所属栏目:安全 来源:网络整理
导读:在我提出问题之前,我已经阅读了问题 Play framework java.lang.NoClassDefFoundError only in dev mode和其他几个帖子.他们没有帮助我解决我的问题. 我使用Typesafe Activator 1.2.12和play-scala模板创建了一个项目.我也使用了Slick 2.1.0. 我想嵌入带有h2g
在我提出问题之前,我已经阅读了问题
Play framework java.lang.NoClassDefFoundError only in dev mode和其他几个帖子.他们没有帮助我解决我的问题.
我使用Typesafe Activator 1.2.12和play-scala模板创建了一个项目.我也使用了Slick 2.1.0. 我想嵌入带有h2gis扩展名的h2数据库. 使用激活器运行启动Play项目时,浏览器中将显示以下执行异常: 控制台上有以下堆栈跟踪: 18013 [play-akka.actor.default-dispatcher-3] ERROR application - ! @6kmnab7c4 - Internal server error,for (GET) [/2] -> @6kmnab7c4: Execution exception in null:null at play.api.Application$class.handleError(Application.scala:296) at play.api.DefaultApplication.handleError(Application.scala:402) at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$14$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:205) at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$14$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:202) at scala.runtime.AbstractPartialFunction.apply(AbstractPartialFunction.scala:36) at scala.util.Failure$$anonfun$recover$1.apply(Try.scala:215) at scala.util.Try$.apply(Try.scala:191) at scala.util.Failure.recover(Try.scala:215) at scala.concurrent.Future$$anonfun$recover$1.apply(Future.scala:324) at scala.concurrent.Future$$anonfun$recover$1.apply(Future.scala:324) at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:32) at play.api.libs.iteratee.Execution$trampoline$.execute(Execution.scala:46) at scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:40) at scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:248) at scala.concurrent.Promise$class.complete(Promise.scala:55) at scala.concurrent.impl.Promise$DefaultPromise.complete(Promise.scala:153) at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:23) at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:41) at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:393) at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) Caused by: java.lang.RuntimeException: java.lang.NoClassDefFoundError: com/vividsolutions/jts/io/ParseException at play.api.mvc.ActionBuilder$$anon$1.apply(Action.scala:523) at play.api.mvc.Action$$anonfun$apply$1$$anonfun$apply$4$$anonfun$apply$5.apply(Action.scala:130) at play.api.mvc.Action$$anonfun$apply$1$$anonfun$apply$4$$anonfun$apply$5.apply(Action.scala:130) at play.utils.Threads$.withContextClassLoader(Threads.scala:21) at play.api.mvc.Action$$anonfun$apply$1$$anonfun$apply$4.apply(Action.scala:129) at play.api.mvc.Action$$anonfun$apply$1$$anonfun$apply$4.apply(Action.scala:128) at scala.Option.map(Option.scala:145) at play.api.mvc.Action$$anonfun$apply$1.apply(Action.scala:128) at play.api.mvc.Action$$anonfun$apply$1.apply(Action.scala:121) at play.api.libs.iteratee.DoneIteratee$$anonfun$mapM$2.apply(Iteratee.scala:705) at play.api.libs.iteratee.DoneIteratee$$anonfun$mapM$2.apply(Iteratee.scala:705) at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24) at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24) ... 6 more Caused by: java.lang.NoClassDefFoundError: com/vividsolutions/jts/io/ParseException at org.h2.value.DataType.convertToValue(DataType.java:1039) at org.h2.engine.FunctionAlias$JavaMethod.getValue(FunctionAlias.java:500) at org.h2.expression.JavaFunction.getValue(JavaFunction.java:39) at org.h2.expression.JavaFunction.optimize(JavaFunction.java:63) at org.h2.expression.JavaFunction.optimize(JavaFunction.java:58) at org.h2.expression.Function.optimize(Function.java:2104) at org.h2.command.dml.Select.prepare(Select.java:831) at org.h2.command.Parser.prepareCommand(Parser.java:248) at org.h2.engine.Session.prepareLocal(Session.java:442) at org.h2.engine.Session.prepareCommand(Session.java:384) at org.h2.jdbc.JdbcConnection.prepareCommand(JdbcConnection.java:1188) at org.h2.jdbc.JdbcPreparedStatement.<init>(JdbcPreparedStatement.java:73) at org.h2.jdbc.JdbcConnection.prepareStatement(JdbcConnection.java:665) at scala.slick.jdbc.JdbcBackend$SessionDef$class.prepareStatement(JdbcBackend.scala:152) at scala.slick.jdbc.JdbcBackend$BaseSession.prepareStatement(JdbcBackend.scala:389) at scala.slick.jdbc.StatementInvoker.results(StatementInvoker.scala:32) at scala.slick.jdbc.StatementInvoker.iteratorTo(StatementInvoker.scala:22) at scala.slick.jdbc.Invoker$class.foreach(Invoker.scala:64) at scala.slick.jdbc.StatementInvoker.foreach(StatementInvoker.scala:16) at scala.slick.jdbc.Invoker$class.firstOption(Invoker.scala:29) at scala.slick.jdbc.StatementInvoker.firstOption(StatementInvoker.scala:16) at scala.slick.jdbc.Invoker$class.first(Invoker.scala:36) at scala.slick.jdbc.StatementInvoker.first(StatementInvoker.scala:16) at controllers.Application$$anonfun$hi$1$Global$2$$anonfun$onStart$1.apply(Application.scala:45) at controllers.Application$$anonfun$hi$1$Global$2$$anonfun$onStart$1.apply(Application.scala:39) at scala.slick.backend.DatabaseComponent$DatabaseDef$class.withSession(DatabaseComponent.scala:34) at scala.slick.jdbc.JdbcBackend$DatabaseFactoryDef$$anon$4.withSession(JdbcBackend.scala:61) at controllers.Application$$anonfun$hi$1$Global$2$.onStart(Application.scala:39) at controllers.Application$$anonfun$hi$1.apply(Application.scala:61) at controllers.Application$$anonfun$hi$1.apply(Application.scala:27) at play.api.mvc.ActionBuilder$$anonfun$apply$17.apply(Action.scala:464) at play.api.mvc.ActionBuilder$$anonfun$apply$17.apply(Action.scala:464) at play.api.mvc.ActionBuilder$$anonfun$apply$16.apply(Action.scala:433) at play.api.mvc.ActionBuilder$$anonfun$apply$16.apply(Action.scala:432) at play.api.mvc.Action$.invokeBlock(Action.scala:556) at play.api.mvc.Action$.invokeBlock(Action.scala:555) at play.api.mvc.ActionBuilder$$anon$1.apply(Action.scala:518) ... 18 more Caused by: java.lang.ClassNotFoundException: com.vividsolutions.jts.io.ParseException at java.net.URLClassLoader$1.run(URLClassLoader.java:372) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:360) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 55 more 但是,如果我执行activator dist,并运行应用程序它运行良好(!) h2的jar文件在lib和sbt的引用中,不使用h2gis,不会发生错误. 该项目的源代码在GitHub上作为weird-error项目.使用项目来面对错误. 更新: 这是带有命令的跟踪输出./activator run -J-XX:TraceClassLoading [Loaded scala.slick.util.ReadAheadIterator$class from file:/Users/myusername/.ivy2/cache/com.typesafe.slick/slick_2.11/bundles/slick_2.11-2.1.0.jar] [Loaded scala.slick.jdbc.SQLInterpolation$from file:/Users/myusername/.ivy2/cache/com.typesafe.slick/slick_2.11/bundles/slick_2.11-2.1.0.jar] [Loaded scala.slick.jdbc.SQLInterpolationResult from file:/Users/myusername/.ivy2/cache/com.typesafe.slick/slick_2.11/bundles/slick_2.11-2.1.0.jar] [Loaded scala.slick.jdbc.GetResult$GetString$from file:/Users/myusername/.ivy2/cache/com.typesafe.slick/slick_2.11/bundles/slick_2.11-2.1.0.jar] [Loaded scala.slick.jdbc.Invoker$$anonfun$firstOption$1 from file:/Users/myusername/.ivy2/cache/com.typesafe.slick/slick_2.11/bundles/slick_2.11-2.1.0.jar] [Loaded com.vividsolutions.jts.io.WKTReader from file:/Users/myusername/p/scala/weird-error/lib/jts-1.13.jar] [Loaded com.vividsolutions.jts.geom.impl.CoordinateArraySequence from file:/Users/myusername/p/scala/weird-error/lib/jts-1.13.jar] [Loaded com.vividsolutions.jts.util.Assert from file:/Users/myusername/p/scala/weird-error/lib/jts-1.13.jar] [Loaded com.vividsolutions.jts.util.AssertionFailedException from file:/Users/myusername/p/scala/weird-error/lib/jts-1.13.jar] [Loaded scala.util.Failure$$anonfun$recover$1 from file:/Users/myusername/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.1.jar] [Loaded play.api.Application$$anonfun$4 from file:/Users/myusername/.ivy2/cache/com.typesafe.play/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded play.core.SourceMapper$$anonfun$sourceFor$1 from file:/Users/myusername/.ivy2/cache/com.typesafe.play/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded scala.collection.IndexedSeqOptimized$$anonfun$1 from file:/Users/myusername/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.1.jar] [Loaded play.core.ReloadableApplication$$anonfun$get$1$$anonfun$apply$1$$anonfun$1$$anon$1$$anon$2$$anonfun$sourceOf$1 from file:/Users/myusername/.ivy2/cache/com.typesafe.pla y/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded scala.Option$$anonfun$orNull$1 from file:/Users/myusername/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.1.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$1 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-plugin/jars/sbt-plugin-2.3.7.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$1$$anonfun$apply$8 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-plugin/jars/sbt-plug in-2.3.7.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$1$$anonfun$apply$8$$anonfun$apply$9 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-plu gin/jars/sbt-plugin-2.3.7.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$1$$anonfun$apply$8$$anonfun$apply$10 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-pl ugin/jars/sbt-plugin-2.3.7.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$1$$anonfun$apply$11 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-plugin/jars/sbt-plu gin-2.3.7.jar] [Loaded play.PlayReloader$$anon$1$$anonfun$findSource$2 from file:/Users/myusername/.ivy2/cache/scala_2.10/sbt_0.13/com.typesafe.play/sbt-plugin/jars/sbt-plugin-2.3.7.jar] [Loaded play.core.ReloadableApplication$$anonfun$get$1$$anonfun$apply$1$$anonfun$1$$anon$1$$anon$2$$anonfun$sourceOf$2 from file:/Users/myusername/.ivy2/cache/com.typesafe.pla y/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded play.core.SourceMapper$$anonfun$sourceFor$2 from file:/Users/myusername/.ivy2/cache/com.typesafe.play/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded play.api.Application$$anonfun$handleError$1 from file:/Users/myusername/.ivy2/cache/com.typesafe.play/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded play.api.Application$$anonfun$handleError$2 from file:/Users/myusername/.ivy2/cache/com.typesafe.play/play_2.11/jars/play_2.11-2.3.7.jar] [Loaded scala.collection.immutable.StringLike$$anon$1 from file:/Users/myusername/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.1.jar] [Loaded scala.collection.immutable.StringLike$$anonfun$stripMargin$1 from file:/Users/myusername/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.1.jar] 18361 [play-akka.actor.default-dispatcher-2] ERROR application - ! @6kpj6pec5 - Internal server error,for (GET) [/2] -> 解决方法
尝试将这些依赖项添加到build.sbt文件中,而不是将jar放在lib中.
"com.typesafe.slick" %% "slick" % "2.1.0","org.orbisgis" % "h2gis" % "1.1.0","com.vividsolutions" % "jts" % "1.13" 在开发模式下,播放sbt将使用多个类加载器来支持热重新加载,而在dist之后,只有一个类加载器来处理你的项目.话虽如此,把所有东西放在同一个地方可能会解决你的问题. (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |