idea创建的springmvc + mysql + mybatis 应用在重新部署项目时报错,但是没有影响程序运行,好像是mysql1没有自动关闭,求解决方法
23-Mar-2022 16:26:13.038 警告 [Catalina-utility-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesJdbc Web应用程序 [javaee_war_exploded] 注册了JDBC驱动程序 [com.mysql.cj.jdbc.Driver]，但在Web应用程序停止时无法注销它。 为防止内存泄漏，JDBC驱动程序已被强制取消注册。
23-Mar-2022 16:26:13.041 警告 [Catalina-utility-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads Web应用程序[javaee_war_exploded]似乎启动了一个名为[mysql-cj-abandoned-connection-cleanup]的线程，但未能停止它。这很可能会造成内存泄漏。线程的堆栈跟踪：[
java.lang.Object.wait(Native Method)
java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:144)
com.mysql.cj.jdbc.AbandonedConnectionCleanupThread.run(AbandonedConnectionCleanupThread.java:91)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
java.lang.Thread.run(Thread.java:748)]
23-Mar-2022 16:26:13.080 信息 [Catalina-utility-2] org.apache.catalina.startup.HostConfig.deployDescriptor 正在部署部署描述符[C:\Users\86180\AppData\Local\JetBrains\IntelliJIdea2021.2\tomcat\f2893599-898a-44e4-8f95-613d6e78b615\conf\Catalina\localhost\javaee_war_exploded.xml]。
23-Mar-2022 16:26:13.082 警告 [Catalina-utility-2] org.apache.catalina.startup.HostConfig.deployDescriptor 部署描述符[C:\Users\86180\AppData\Local\JetBrains\IntelliJIdea2021.2\tomcat\f2893599-898a-44e4-8f95-613d6e78b615\conf\Catalina\localhost\javaee_war_exploded.xml]中值为[/javaee_war_exploded]的路径属性已被忽略
23-Mar-2022 16:26:13.102 严重 [Catalina-utility-2] org.apache.catalina.startup.HostConfig.deployDescriptor 部署描述符[C:\Users\86180\AppData\Local\JetBrains\IntelliJIdea2021.2\tomcat\f2893599-898a-44e4-8f95-613d6e78b615\conf\Catalina\localhost\javaee_war_exploded.xml]时出错
java.lang.IllegalStateException: 启动子级时出错
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:720)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:690)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:706)
at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:631)
at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1830)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:526)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:425)
at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1620)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:305)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1151)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1353)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1357)
at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1335)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.catalina.LifecycleException: 无法启动组件[org.apache.catalina.webresources.StandardRoot@501f762b]
at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)
at org.apache.catalina.core.StandardContext.resourcesStart(StandardContext.java:4792)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:4928)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:717)
... 25 more
Caused by: java.lang.IllegalArgumentException: 指定的主资源集 [C:\Users\86180\Desktop\javaee\target\javaee] 无效
at org.apache.catalina.webresources.StandardRoot.createMainResourceSet(StandardRoot.java:751)
at org.apache.catalina.webresources.StandardRoot.startInternal(StandardRoot.java:708)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
... 29 more
23-Mar-2022 16:26:13.128 信息 [Catalina-utility-2] org.apache.catalina.startup.HostConfig.deployDescriptor 部署描述符[C:\Users\86180\AppData\Local\JetBrains\IntelliJIdea2021.2\tomcat\f2893599-898a-44e4-8f95-613d6e78b615\conf\Catalina\localhost\javaee_war_exploded.xml]的部署已在[44]ms内完成
23-Mar-2022 16:26:13.298 信息 [mysql-cj-abandoned-connection-cleanup] org.apache.catalina.loader.WebappClassLoaderBase.checkStateForResourceLoading 非法访问：此Web应用程序实例已停止。无法加载[]。为了调试以及终止导致非法访问的线程，将抛出以下堆栈跟踪。
java.lang.IllegalStateException: 非法访问：此Web应用程序实例已停止。无法加载[]。为了调试以及终止导致非法访问的线程，将抛出以下堆栈跟踪。
at org.apache.catalina.loader.WebappClassLoaderBase.checkStateForResourceLoading(WebappClassLoaderBase.java:1385)
at org.apache.catalina.loader.WebappClassLoaderBase.getResource(WebappClassLoaderBase.java:1038)
at com.mysql.cj.jdbc.AbandonedConnectionCleanupThread.checkThreadContextClassLoader(AbandonedConnectionCleanupThread.java:123)
at com.mysql.cj.jdbc.AbandonedConnectionCleanupThread.run(AbandonedConnectionCleanupThread.java:90)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
