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速度和log4J的误差

亢正德
2023-03-14
问题内容：

我构建了一个在我的本地主机（tomcat）中运行良好的webapp。但是，当我尝试部署时，init（）中的速度崩溃了，这给我留下了这个奇怪的堆栈跟踪信息（抱歉，大小不一）：

ERROR [main] (VelocityConfigurator.java:62) - Error initializing Velocity!
org.apache.velocity.exception.VelocityException: Failed to initialize an instance of org.apache.velocity.runtime.log.Log4JLogChute with the current runtime configuration.
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:206)
    at org.apache.velocity.runtime.log.LogManager.updateLog(LogManager.java:255)
    at org.apache.velocity.runtime.RuntimeInstance.initializeLog(RuntimeInstance.java:795)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:250)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:589)
    at org.apache.velocity.runtime.RuntimeSingleton.init(RuntimeSingleton.java:229)
    at org.apache.velocity.app.Velocity.init(Velocity.java:107)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.initVelocity(VelocityConfigurator.java:57)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.configure(VelocityConfigurator.java:42)
    at com.webcodei.velociraptor.VelociListener.contextInitialized(VelociListener.java:26)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4336)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:761)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:741)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:626)
    at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:553)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:488)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1023)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1015)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
    at org.apache.catalina.core.StandardService.start(StandardService.java:448)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.RuntimeException: Error configuring Log4JLogChute : 
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
    at org.apache.velocity.util.ExceptionUtils.createWithCause(ExceptionUtils.java:67)
    at org.apache.velocity.util.ExceptionUtils.createRuntimeException(ExceptionUtils.java:45)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:133)
    at org.apache.velocity.runtime.log.Log4JLogChute.init(Log4JLogChute.java:85)
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:157)
    ... 33 more
Caused by: java.io.FileNotFoundException: velocity.log (Permission denied)
    at java.io.FileOutputStream.openAppend(Native Method)
    at java.io.FileOutputStream.(FileOutputStream.java:177)
    at java.io.FileOutputStream.(FileOutputStream.java:102)
    at org.apache.log4j.FileAppender.setFile(FileAppender.java:290)
    at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:194)
    at org.apache.log4j.FileAppender.(FileAppender.java:109)
    at org.apache.log4j.RollingFileAppender.(RollingFileAppender.java:72)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:118)
    ... 35 more
ERROR [main] (VelocityConfigurator.java:63) - java.lang.RuntimeException: Error configuring Log4JLogChute : 
org.apache.velocity.exception.VelocityException: Failed to initialize an instance of org.apache.velocity.runtime.log.Log4JLogChute with the current runtime configuration.
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:206)
    at org.apache.velocity.runtime.log.LogManager.updateLog(LogManager.java:255)
    at org.apache.velocity.runtime.RuntimeInstance.initializeLog(RuntimeInstance.java:795)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:250)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:589)
    at org.apache.velocity.runtime.RuntimeSingleton.init(RuntimeSingleton.java:229)
    at org.apache.velocity.app.Velocity.init(Velocity.java:107)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.initVelocity(VelocityConfigurator.java:57)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.configure(VelocityConfigurator.java:42)
    at com.webcodei.velociraptor.VelociListener.contextInitialized(VelociListener.java:26)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4336)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:761)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:741)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:626)
    at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:553)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:488)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1023)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1015)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
    at org.apache.catalina.core.StandardService.start(StandardService.java:448)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.RuntimeException: Error configuring Log4JLogChute : 
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
    at org.apache.velocity.util.ExceptionUtils.createWithCause(ExceptionUtils.java:67)
    at org.apache.velocity.util.ExceptionUtils.createRuntimeException(ExceptionUtils.java:45)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:133)
    at org.apache.velocity.runtime.log.Log4JLogChute.init(Log4JLogChute.java:85)
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:157)
    ... 33 more
Caused by: java.io.FileNotFoundException: velocity.log (Permission denied)
    at java.io.FileOutputStream.openAppend(Native Method)
    at java.io.FileOutputStream.(FileOutputStream.java:177)
    at java.io.FileOutputStream.(FileOutputStream.java:102)
    at org.apache.log4j.FileAppender.setFile(FileAppender.java:290)
    at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:194)
    at org.apache.log4j.FileAppender.(FileAppender.java:109)
    at org.apache.log4j.RollingFileAppender.(RollingFileAppender.java:72)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:118)
    ... 35 more
ERROR [main] (VelocityConfigurator.java:64) - Failed to initialize an instance of org.apache.velocity.runtime.log.Log4JLogChute with the current runtime configuration.
org.apache.velocity.exception.VelocityException: Failed to initialize an instance of org.apache.velocity.runtime.log.Log4JLogChute with the current runtime configuration.
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:206)
    at org.apache.velocity.runtime.log.LogManager.updateLog(LogManager.java:255)
    at org.apache.velocity.runtime.RuntimeInstance.initializeLog(RuntimeInstance.java:795)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:250)
    at org.apache.velocity.runtime.RuntimeInstance.init(RuntimeInstance.java:589)
    at org.apache.velocity.runtime.RuntimeSingleton.init(RuntimeSingleton.java:229)
    at org.apache.velocity.app.Velocity.init(Velocity.java:107)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.initVelocity(VelocityConfigurator.java:57)
    at com.webcodei.velociraptor.velocity.VelocityConfigurator.configure(VelocityConfigurator.java:42)
    at com.webcodei.velociraptor.VelociListener.contextInitialized(VelociListener.java:26)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4336)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:761)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:741)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:626)
    at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:553)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:488)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1023)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1015)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
    at org.apache.catalina.core.StandardService.start(StandardService.java:448)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.lang.RuntimeException: Error configuring Log4JLogChute : 
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
    at org.apache.velocity.util.ExceptionUtils.createWithCause(ExceptionUtils.java:67)
    at org.apache.velocity.util.ExceptionUtils.createRuntimeException(ExceptionUtils.java:45)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:133)
    at org.apache.velocity.runtime.log.Log4JLogChute.init(Log4JLogChute.java:85)
    at org.apache.velocity.runtime.log.LogManager.createLogChute(LogManager.java:157)
    ... 33 more
Caused by: java.io.FileNotFoundException: velocity.log (Permission denied)
    at java.io.FileOutputStream.openAppend(Native Method)
    at java.io.FileOutputStream.(FileOutputStream.java:177)
    at java.io.FileOutputStream.(FileOutputStream.java:102)
    at org.apache.log4j.FileAppender.setFile(FileAppender.java:290)
    at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:194)
    at org.apache.log4j.FileAppender.(FileAppender.java:109)
    at org.apache.log4j.RollingFileAppender.(RollingFileAppender.java:72)
    at org.apache.velocity.runtime.log.Log4JLogChute.initAppender(Log4JLogChute.java:118)
    ... 35 more

有谁知道解决方法？或至少了解错误？我做了一些谷歌搜索，但没有任何线索。.仅此页面面临相同的问题，但没有解决方案..


问题答案：

我认为这行有答案。似乎在创建velocity.log文件时出现问题。您的配置文件是什么样的？

Caused by: java.io.FileNotFoundException: velocity.log (Permission denied)


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