IDEA 新建model项目,运行报java.lang.NoSuchMethodError

由于项目需要,重新new了一个model子项目,pom.xml文件和其他配置都是直接搬用的其他可正常运行的model,新建model运行时报错,网上找了下有说是版本冲突的,找了下也没找到合适的解决方案,求解
运行是异常信息:
2017-11-21 14:48:54:054 ERROR org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:356) > Context initialization failed
java.lang.NoSuchMethodError: org.springframework.util.ReflectionUtils.clearCache()V
at org.springframework.context.support.AbstractApplicationContext.resetCommonCaches(AbstractApplicationContext.java:906)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:567)
at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:444)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:326)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:107)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4643)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5105)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:740)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:716)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:703)
at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1729)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:456)
at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:405)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
at sun.rmi.transport.Transport$1.run(Transport.java:200)
at sun.rmi.transport.Transport$1.run(Transport.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
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)
21-Nov-2017 14:48:54.183 严重 [RMI TCP Connection(3)-127.0.0.1] org.apache.catalina.core.StandardContext.startInternal One or more listeners failed to start. Full details will be found in the appropriate container log file
21-Nov-2017 14:48:54.184 严重 [RMI TCP Connection(3)-127.0.0.1] org.apache.catalina.core.StandardContext.startInternal Context [/pingxx-pay] startup failed due to previous errors
2017-11-21 14:48:54:054 INFO org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:987) > Closing Root WebApplicationContext: startup date [Tue Nov 21 14:48:53 CST 2017]; root of context hierarchy
2017-11-21 14:48:54:054 WARN org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1005) > Exception thrown from LifecycleProcessor on context close
java.lang.IllegalStateException: LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle methods via the context: Root WebApplicationContext: startup date [Tue Nov 21 14:48:53 CST 2017]; root of context hierarchy
at org.springframework.context.support.AbstractApplicationContext.getLifecycleProcessor(AbstractApplicationContext.java:417)
at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1002)
at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:961)
at org.springframework.web.context.ContextLoader.closeWebApplicationContext(ContextLoader.java:581)
at org.springframework.web.context.ContextLoaderListener.contextDestroyed(ContextLoaderListener.java:116)
at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:4690)
at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5327)
at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:257)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:187)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:740)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:716)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:703)
at org.apache.catalina.startup.HostConfig.manageApp(HostConfig.java:1729)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:456)
at org.apache.catalina.mbeans.MBeanFactory.createStandardContext(MBeanFactory.java:405)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:287)
at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:819)
at com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:801)
at javax.management.remote.rmi.RMIConnectionImpl.doOperation(RMIConnectionImpl.java:1468)
at javax.management.remote.rmi.RMIConnectionImpl.access$300(RMIConnectionImpl.java:76)
at javax.management.remote.rmi.RMIConnectionImpl$PrivilegedOperation.run(RMIConnectionImpl.java:1309)
at javax.management.remote.rmi.RMIConnectionImpl.doPrivilegedOperation(RMIConnectionImpl.java:1401)
at javax.management.remote.rmi.RMIConnectionImpl.invoke(RMIConnectionImpl.java:829)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
at sun.rmi.transport.Transport$1.run(Transport.java:200)
at sun.rmi.transport.Transport$1.run(Transport.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:683)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:682)
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)
[2017-11-21 02:48:54,219] Artifact qmcs2-pingxx-pay:war exploded: Error during artifact deployment. See server log for details.

2个回答

求大神帮忙,代码内容较多,有需要贴代码的可以马上贴出来,在线等

/**
* Clear the internal method/field cache.
* @since 4.2.4
*/
public static void clearCache() {
declaredMethodsCache.clear();
declaredFieldsCache.clear();
}
这个最少是spring 4.2.4版本的,你的是多少版本的

max3215
系统BUG 回复airfling: 找到了,我项目里面引用的都是4.3.4.RELEASE,我在编译文件里面的lib目录下去看的时候spring-core有4.3.4.RELEASE和4.1.3.RELEASE两个版本
2 年多之前 回复
airfling
airfling 回复max3215: 还有你在classloder那里打个断点,看下使用的springcontent实例
2 年多之前 回复
airfling
airfling 回复max3215: 你的项目中是不是还混杂了其他版本的
2 年多之前 回复
max3215
系统BUG <spring.version>4.3.4.RELEASE</spring.version>
2 年多之前 回复
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org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:556) at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:541) at org.springframework.util.ReflectionUtils.getUniqueDeclaredMethods(ReflectionUtils.java:599) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryMethod(AbstractAutowireCapableBeanFactory.java:724) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:665) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:633) at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1489) at org.springframework.beans.factory.support.DefaultListableBeanFactory.doGetBeanNamesForType(DefaultListableBeanFactory.java:420) at 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org.springframework.boot.SpringApplication.run(SpringApplication.java:1255) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1243) at com.xuecheng.manage_cms.ManageCmsApplication.main(ManageCmsApplication.java:15) Caused by: java.lang.NoClassDefFoundError: org/springframework/data/mongodb/core/convert/MongoCustomConversions at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) at java.lang.Class.getDeclaredMethods(Class.java:1975) at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:641) ... 20 common frames omitted Caused by: java.lang.ClassNotFoundException: org.springframework.data.mongodb.core.convert.MongoCustomConversions at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 24 common frames omitted Process finished with exit code 1 ``` **application.yml配置文件** **server: port: 31001 spring: application: name: service-manager-test data: mongodb: uri: mongodb://localhost:27017 database: test authentication-database: admin username: root password: root**
idea关于java.lang.ClassNotFoundException的问题
大致情况是这样的 公司项目之前用myeclipse,是Struts1+hibernate+spring+weblogic 我现在要用idea跑起来 结果错误如下: <2019-5-31 上午11时02分02秒 CST> <Error> <HTTP> <BEA-101163> <Could not load user defined listener: com.lbs.cp3.sysmanage.webcontroller.InitCodeListApplicationListener java.lang.ClassNotFoundException: com.lbs.cp3.sysmanage.webcontroller.InitCodeListApplicationListener at weblogic.utils.classloaders.GenericClassLoader.findLocalClass(GenericClassLoader.java:297) at weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoader.java:270) at weblogic.utils.classloaders.ChangeAwareClassLoader.findClass(ChangeAwareClassLoader.java:64) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) Truncated. see log file for complete stacktrace > 然后我去我的web.xml里面看了一下 ![图片说明](https://img-ask.csdn.net/upload/201905/31/1559289562_798328.png) 红圈里是我报错的listener,上下两个没报错,现在能判断的是,这个报错的listener是java文件(打包后也正常编译),而其他没报错的是jar包。 idea,weblogic,项目用的都是JDK1.7. 这是我的配置: ![图片说明](https://img-ask.csdn.net/upload/201905/31/1559290212_229938.png) 高亮处是没报错的引用的jar 我们项目用struts1.1,但是idea这边struts固定选择是1.2.不知道会不会是这个问题 ![图片说明](https://img-ask.csdn.net/upload/201905/31/1559290657_150722.png) 请大家给我一些排查思路
kafka和spring集成问题:Caused by: java.lang.ClassNotFoundException: org.springframework.kafka.listener.config.ContainerProperties
springboot 和kafka集成提示Caused by: java.lang.ClassNotFoundException: org.springframework.kafka.listener.config.ContainerProperties错误 详细如下: Caused by: java.lang.IllegalStateException: Failed to introspect Class [org.springframework.boot.autoconfigure.kafka.ConcurrentKafkaListenerContainerFactoryConfigurer] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2] at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:507) ~[spring-core-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.util.ReflectionUtils.doWithLocalMethods(ReflectionUtils.java:367) ~[spring-core-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.buildLifecycleMetadata(InitDestroyAnnotationBeanPostProcessor.java:208) ~[spring-beans-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.findLifecycleMetadata(InitDestroyAnnotationBeanPostProcessor.java:189) ~[spring-beans-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessMergedBeanDefinition(InitDestroyAnnotationBeanPostProcessor.java:128) ~[spring-beans-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessMergedBeanDefinition(CommonAnnotationBeanPostProcessor.java:297) ~[spring-context-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyMergedBeanDefinitionPostProcessors(AbstractAutowireCapableBeanFactory.java:1013) ~[spring-beans-5.0.13.RELEASE.jar:5.0.13.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:547) ~[spring-beans-5.0.13.RELEASE.jar:5.0.13.RELEASE] ... 15 common frames omitted Caused by: java.lang.NoClassDefFoundError: org/springframework/kafka/listener/config/ContainerProperties at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_131] at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_131] at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_131] at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:489) ~[spring-core-5.0.13.RELEASE.jar:5.0.13.RELEASE] ... 22 common frames omitted Caused by: java.lang.ClassNotFoundException: org.springframework.kafka.listener.config.ContainerProperties at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_131] at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_131] at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335) ~[na:1.8.0_131] at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_131] ... 26 common frames omitted ``` ```
JDBC驱动加载失败,异常:java.lang.ClassNotFoundException: com.mysql.jdbc.Driver
昨天写一个Swing小程序,用JDBC连接数据库,运行的时候报java.lang.ClassNotFoundException: com.mysql.jdbc.Driver这个异常。 于是写一个小demo测试一下: ``` package fly; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class test2 { Connection connection; public Connection getConnection(){ try { Class.forName("com.mysql.jdbc.Driver"); System.out.println("数据库驱动加载成功"); } catch (ClassNotFoundException e) { e.printStackTrace(); } try { connection= DriverManager.getConnection("jdbc:mysql://localhost:3306/test","root","root"); System.out.println("连接成功"); } catch (SQLException e) { e.printStackTrace(); } return connection; } public static void main(String[] args) { test2 test2=new test2(); test2.getConnection(); } } ``` 运行报异常如下: ``` "C:\Program Files\Java\jdk1.8.0_201\bin\java.exe" "-javaagent:C:\Program Files\JetBrains\IntelliJ IDEA 2018.3.6\lib\idea_rt.jar=6199:C:\Program Files\JetBrains\IntelliJ IDEA 2018.3.6\bin" -Dfile.encoding=UTF-8 -classpath "C:\Program Files\Java\jdk1.8.0_201\jre\lib\charsets.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\deploy.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\access-bridge-64.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\cldrdata.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\dnsns.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\jaccess.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\jfxrt.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\localedata.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\nashorn.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\sunec.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\sunjce_provider.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\sunmscapi.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\sunpkcs11.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\ext\zipfs.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\javaws.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\jce.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\jfr.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\jfxswt.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\jsse.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\management-agent.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\plugin.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\resources.jar;C:\Program Files\Java\jdk1.8.0_201\jre\lib\rt.jar;E:\JavaData\SwingProgram\out\production\SwingProgram" fly.test2 java.lang.ClassNotFoundException: com.mysql.jdbc.Driver at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:264) at fly.test2.getConnection(test2.java:11) at fly.test2.main(test2.java:28) java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/test at java.sql.DriverManager.getConnection(DriverManager.java:689) at java.sql.DriverManager.getConnection(DriverManager.java:247) at fly.test2.getConnection(test2.java:17) at fly.test2.main(test2.java:28) Process finished with exit code 0 ``` 真是心态爆炸,希望知道是什么问题的大佬指点一下迷津,感激不尽!!!!
hadoop使用yarn运行jar 报java.lang.ClassNotFoundException 找不到类 (找不到的不是主类)
1、写了一个数据分析的程序,用idea打成jar包,依赖jar都打进去了 ![图片说明](https://img-ask.csdn.net/upload/201911/03/1572779664_439750.png) 已经设置了 job.setJarByClass(CountDurationRunner.class); 2、开启hadoop zookeeper 和hbase集群 3、yarn运行jar : $ /opt/module/hadoop-2.7.2/bin/yarn jar ct_analysis.jar runner.CountDurationRunner 报错截图:![图片说明](https://img-ask.csdn.net/upload/201911/03/1572779908_781957.png) CountDurationRunner类代码: ``` package runner; import kv.key.ComDimension; //就是这里第一个就没找到 import kv.value.CountDurationValue; import mapper.CountDurationMapper; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.HBaseConfiguration; import org.apache.hadoop.hbase.TableName; import org.apache.hadoop.hbase.client.Admin; import org.apache.hadoop.hbase.client.Connection; import org.apache.hadoop.hbase.client.ConnectionFactory; import org.apache.hadoop.hbase.client.Scan; import org.apache.hadoop.hbase.mapreduce.TableMapReduceUtil; import org.apache.hadoop.io.Text; import org.apache.hadoop.mapreduce.Job; import org.apache.hadoop.util.Tool; import org.apache.hadoop.util.ToolRunner; import outputformat.MysqlOutputFormat; import reducer.CountDurationReducer; import java.io.IOException; public class CountDurationRunner implements Tool { private Configuration conf = null; @Override public void setConf(Configuration conf) { this.conf = HBaseConfiguration.create(conf); } @Override public Configuration getConf() { return this.conf; } @Override public int run(String[] args) throws Exception { //得到conf Configuration conf = this.getConf(); //实例化job Job job = Job.getInstance(conf); job.setJarByClass(CountDurationRunner.class); //组装Mapper InputFormat initHbaseInputConfig(job); //组装Reducer outputFormat initHbaseOutputConfig(job); return job.waitForCompletion(true) ? 0 : 1; } private void initHbaseOutputConfig(Job job) { Connection connection = null; Admin admin = null; String tableName = "ns_ct:calllog"; try { connection = ConnectionFactory.createConnection(job.getConfiguration()); admin = connection.getAdmin(); if(!admin.tableExists(TableName.valueOf(tableName))) throw new RuntimeException("没有找到目标表"); Scan scan = new Scan(); //初始化Mapper TableMapReduceUtil.initTableMapperJob( tableName, scan, CountDurationMapper.class, ComDimension.class, Text.class, job, true); }catch (IOException e){ e.printStackTrace(); }finally { try { if(admin!=null) admin.close(); if(connection!=null) connection.close(); } catch (IOException e) { e.printStackTrace(); } } } private void initHbaseInputConfig(Job job) { job.setReducerClass(CountDurationReducer.class); job.setOutputKeyClass(ComDimension.class); job.setOutputValueClass(CountDurationValue.class); job.setOutputFormatClass(MysqlOutputFormat.class); } public static void main(String[] args) { try { int status = ToolRunner.run(new CountDurationRunner(), args); System.exit(status); } catch (Exception e) { e.printStackTrace(); } } } 这问题困扰很久了,有人说classPath不对,不知道如何修改,求助! ```
求教大神,IDEA运行项目时,报错:java.lang.NoSuchMethodError
我在使用IDEA sprinboot运行项目时报错,在前一分钟都正常的跑起来,我重启下我的IDEA后,就跑不起来了。 并且代码拿到其他机器上也能跑起来,目测是因为IDEA的关系,但是实在不知道如何着手。 在打包后, 我也能找到jar包,并且版本并未冲突。求教大神帮帮忙!不甚感激! 出错信息如下:
zookeeper java.lang.NoSuchMethodError异常
没找到问题所在 就是在myeclipse有出现 但在IDEA上就没有这个错误 错误如下: java.lang.NoSuchMethodError: org.apache.zookeeper.ZooKeeper.<init>(Ljava/lang/String;ILorg/apache/zookeeper/Watcher;Z)V at org.apache.curator.utils.DefaultZookeeperFactory.newZooKeeper(DefaultZookeeperFactory.java:29) at org.apache.curator.framework.imps.CuratorFrameworkImpl$2.newZooKeeper(CuratorFrameworkImpl.java:160) at org.apache.curator.HandleHolder$1.getZooKeeper(HandleHolder.java:94) at org.apache.curator.HandleHolder.getZooKeeper(HandleHolder.java:55) at org.apache.curator.ConnectionState.reset(ConnectionState.java:218) at org.apache.curator.ConnectionState.start(ConnectionState.java:102) at org.apache.curator.CuratorZookeeperClient.start(CuratorZookeeperClient.java:189) at org.apache.curator.framework.imps.CuratorFrameworkImpl.start(CuratorFrameworkImpl.java:263) at com.gome.clover.common.zk.ZKConnect.start(ZKConnect.java:55) at com.gome.clover.common.zk.ServerDict.init(ServerDict.java:51) at com.gome.clover.common.zk.ServerDict.<init>(ServerDict.java:45) at com.gome.clover.common.zk.ServerDict.<clinit>(ServerDict.java:41) at com.gome.clover.core.module.AbstractModuleScheduler.registerToZK(AbstractModuleScheduler.java:74) at com.gome.clover.core.module.ModuleSchedulerClient.startup(ModuleSchedulerClient.java:76) at com.gome.clover.server.module.SchedulerClientInitial.init(SchedulerClientInitial.java:77) at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1284) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1197) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1087) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5210) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5493) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:632) at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:1073) at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1857) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662)
将一个简单的数据库查询部署到Tomcat时java.lang.NoClassDefFoundError: Could not initialize class
在完成一个数据库查询操作部署到Tomcat时报错java.lang.NoClassDefFoundError: Could not initialize class. 在没有使用服务器时,查询功能可以正常运行. 在启动服务器查询时报错 Servlet代码如下: ``` package com.lxl.web.servlet; import com.lxl.smis.dao.impl.IStudentDAO; import com.lxl.smis.dao.impl.StudentDAOImpl; import com.lxl.smis.domain.Student; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.util.List; @WebServlet("/student/list") public class ListStudentServlet extends HttpServlet { private IStudentDAO dao; public void init() throws ServletException { dao = new StudentDAOImpl(); } @Override protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { //1.接受请求参数,封装对象 //2.调用业务方法处理请求 System.out.println("hello"); List<Student> stus= dao.listAll(); for (Student stu : stus) { System.out.println(stu); } //3.控制界面跳转 } } ``` 错误提示: ![图片说明](https://img-ask.csdn.net/upload/201911/16/1573886138_700745.png) ```16-Nov-2019 15:29:27.029 严重 [http-nio-8080-exec-3] org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for servlet [com.lxl.web.servlet.ListStudentServlet] in context with path [] threw exception [Servlet execution threw an exception] with root cause java.lang.NoClassDefFoundError: Could not initialize class com.lxl.smis.util.JDBCUtil at com.lxl.smis.util.JDBCTemplate.query(JDBCTemplate.java:73) at com.lxl.smis.dao.impl.StudentDAOImpl.listAll(StudentDAOImpl.java:41) at com.lxl.web.servlet.ListStudentServlet.service(ListStudentServlet.java:28) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:526) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1579) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) 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) ``` 使用DeBug运行 感觉是这里出现问题,但并不知道到是什么意思 ![图片说明](https://img-ask.csdn.net/upload/201911/16/1573886445_32104.png) 查找网上解决方法 说这个报错的问题原因就是static变量的初始化失败导致 但我如果不用Servlet运行这个查找功能,直接在本地实现这个方法,是可以正常运行的. 请教一下各位大佬,是什么原因? 我是初学JAVA的小白,各位大佬见笑了.
IDEA运行jboss出错,java.lang.IllegalArgumentException port out of range:2147483647
使用IDEA运行JBOSS项目时,报错![图片说明](https://img-ask.csdn.net/upload/201903/09/1552119526_563262.png) 在网上查找大多数说是端口问题,可是使用命令也没看到端口被占用,求问各位大佬解决方案。
使用idea调试Spark时,遇到java.lang.ClassNotFoundException
写了段简单的代码测试下,连接虚拟机上的Spark standalone: object SparkHbase { def main(args: Array[String]) { System.setProperty("spark.executor.memory", "512m") System.setProperty("spark.driver.memory", "512m") val conf = new SparkConf().setAppName("spark-hbase") .setMaster("spark://ubuntu:7077") .setJars(Array("E:\\javawebapps\\SparkRecommerSystem\\out\\artifacts\\sparkrecommersystem_jar\\sparkrecommersystem.jar")) // .setMaster("local[5]") val sc = new SparkContext(conf) sc.addJar("E:\\javawebapps\\SparkRecommerSystem\\out\\artifacts\\sparkrecommersystem_jar\\sparkrecommersystem.jar") // val data = Array(1, 2, 3, 4, 5, 6) val dataRDD = sc.parallelize(data) dataRDD.foreach(println) sc.stop() } } windows下与虚拟机网络上是互通的,同时我也调用了SparkConf.setJars(),却依旧无法找到我写的这个主类编译后的一个类(SparkHbase$$anonfun$main$1)。 尝试打成Jar包后,使用spark-submit提交,也同样报错。
debian10.2安装phpstorm2019.3.1时出现了问题,求大佬解答
debian 10.2 phpstorm 2019.3.1 在设置完环境变量后,运行phpstorm与直接进入文件目录执行./phpstorm.sh出现的都是这个问题,求各位大佬给个解决方法,万分感谢 另外我实在是莫得币子了,知识无价,学海无涯,有任何解决办法我都会去尝试,谢谢大家了 OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release. No protocol specified 2020-01-19 23:59:09,363 [ 2351] WARN - #com.intellij.idea.Main - java.awt.AWTError: Can't connect to X11 window server using ':0' as the value of the DISPLAY variable. java.util.concurrent.ExecutionException: java.awt.AWTError: Can't connect to X11 window server using ':0' as the value of the DISPLAY variable. at java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395) at java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999) at com.intellij.idea.StartupUtil.runInEdtAndWait(StartupUtil.java:678) at com.intellij.idea.StartupUtil.lambda$showUserAgreementAndConsentsIfNeeded$15(StartupUtil.java:673) at com.intellij.ui.AppUIUtil.showConsentsAgreementIfNeeded(AppUIUtil.java:332) at com.intellij.idea.StartupUtil.showUserAgreementAndConsentsIfNeeded(StartupUtil.java:673) at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:231) at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:213) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:39) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: java.awt.AWTError: Can't connect to X11 window server using ':0' as the value of the DISPLAY variable. at java.desktop/sun.awt.X11GraphicsEnvironment.initDisplay(Native Method) at java.desktop/sun.awt.X11GraphicsEnvironment$1.run(X11GraphicsEnvironment.java:102) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:61) at java.base/java.lang.Class.forName0(Native Method) at java.base/java.lang.Class.forName(Class.java:315) at java.desktop/java.awt.GraphicsEnvironment$LocalGE.createGE(GraphicsEnvironment.java:101) at java.desktop/java.awt.GraphicsEnvironment$LocalGE.<clinit>(GraphicsEnvironment.java:83) at java.desktop/java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:129) at java.desktop/sun.awt.X11.XToolkit.<clinit>(XToolkit.java:232) at java.base/java.lang.Class.forName0(Native Method) at java.base/java.lang.Class.forName(Class.java:315) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:588) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:583) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/java.awt.Toolkit.getDefaultToolkit(Toolkit.java:582) at java.desktop/java.awt.Toolkit.getEventQueue(Toolkit.java:1499) at java.desktop/java.awt.EventQueue.invokeLater(EventQueue.java:1318) at com.intellij.idea.StartupUtil.lambda$scheduleInitUi$9(StartupUtil.java:265) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ... 1 more 2020-01-19 23:59:10,475 [ 3463] ERROR - tellij.diagnostic.LoadingState - Should be called at least in the state LAF_INITIALIZED, the current state is: BOOTSTRAP Current violators count: 1 java.lang.Throwable at com.intellij.diagnostic.LoadingState.logStateError(LoadingState.java:55) at com.intellij.diagnostic.LoadingState.checkOccurred(LoadingState.java:51) at com.intellij.util.ui.UIUtil.<clinit>(UIUtil.java:83) at com.intellij.ide.a.c.a.a(a.java:182) at com.intellij.ide.a.d.n.a(n.java:544) at com.intellij.ide.a.d.n.c(n.java:222) at com.intellij.ide.a.d.n.a(n.java:117) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at com.intellij.idea.MainImpl.start(MainImpl.java:94) at com.intellij.idea.StartupUtil.lambda$startApp$5(StartupUtil.java:246) at com.intellij.util.ui.EdtInvocationManager.executeWithCustomManager(EdtInvocationManager.java:73) at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:241) at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:213) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:39) at java.base/java.lang.Thread.run(Thread.java:834) 2020-01-19 23:59:10,475 [ 3463] ERROR - tellij.diagnostic.LoadingState - PhpStorm 2019.3.1 Build #PS-193.5662.63 2020-01-19 23:59:10,476 [ 3464] ERROR - tellij.diagnostic.LoadingState - JDK: 11.0.5; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o 2020-01-19 23:59:10,476 [ 3464] ERROR - tellij.diagnostic.LoadingState - OS: Linux 2020-01-19 23:59:10,485 [ 3473] ERROR - tellij.diagnostic.LoadingState - Should be called at least in the state LAF_INITIALIZED, the current state is: BOOTSTRAP Current violators count: 2 java.lang.Throwable at com.intellij.diagnostic.LoadingState.logStateError(LoadingState.java:55) at com.intellij.diagnostic.LoadingState.checkOccurred(LoadingState.java:51) at com.intellij.openapi.util.registry.Registry.is(Registry.java:52) at com.intellij.util.ui.UIUtil.<clinit>(UIUtil.java:90) at com.intellij.ide.a.c.a.a(a.java:182) at com.intellij.ide.a.d.n.a(n.java:544) at com.intellij.ide.a.d.n.c(n.java:222) at com.intellij.ide.a.d.n.a(n.java:117) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at com.intellij.idea.MainImpl.start(MainImpl.java:94) at com.intellij.idea.StartupUtil.lambda$startApp$5(StartupUtil.java:246) at com.intellij.util.ui.EdtInvocationManager.executeWithCustomManager(EdtInvocationManager.java:73) at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:241) at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:213) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:39) at java.base/java.lang.Thread.run(Thread.java:834) 2020-01-19 23:59:10,486 [ 3474] ERROR - tellij.diagnostic.LoadingState - PhpStorm 2019.3.1 Build #PS-193.5662.63 2020-01-19 23:59:10,486 [ 3474] ERROR - tellij.diagnostic.LoadingState - JDK: 11.0.5; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o 2020-01-19 23:59:10,486 [ 3474] ERROR - tellij.diagnostic.LoadingState - OS: Linux 2020-01-19 23:59:10,540 [ 3528] ERROR - llij.ide.plugins.PluginManager - Could not initialize class sun.awt.X11.XToolkit java.lang.NoClassDefFoundError: Could not initialize class sun.awt.X11.XToolkit at java.base/java.lang.Class.forName0(Native Method) at java.base/java.lang.Class.forName(Class.java:315) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:588) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:583) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/java.awt.Toolkit.getDefaultToolkit(Toolkit.java:582) at java.desktop/sun.swing.SwingUtilities2.getSystemMnemonicKeyMask(SwingUtilities2.java:2210) at java.desktop/javax.swing.plaf.basic.BasicLookAndFeel.initComponentDefaults(BasicLookAndFeel.java:1096) at java.desktop/javax.swing.plaf.metal.MetalLookAndFeel.initComponentDefaults(MetalLookAndFeel.java:440) at java.desktop/javax.swing.plaf.basic.BasicLookAndFeel.getDefaults(BasicLookAndFeel.java:150) at java.desktop/javax.swing.plaf.metal.MetalLookAndFeel.getDefaults(MetalLookAndFeel.java:1560) at java.desktop/javax.swing.UIManager.setLookAndFeel(UIManager.java:592) at java.desktop/javax.swing.UIManager.setLookAndFeel(UIManager.java:634) at java.desktop/javax.swing.UIManager.initializeDefaultLAF(UIManager.java:1409) at java.desktop/javax.swing.UIManager.initialize(UIManager.java:1522) at java.desktop/javax.swing.UIManager.maybeInitialize(UIManager.java:1488) at java.desktop/javax.swing.UIManager.getDefaults(UIManager.java:714) at java.desktop/javax.swing.UIManager.getFont(UIManager.java:727) at com.intellij.ui.scale.JBUIScale.lambda$static$0(JBUIScale.java:47) at com.intellij.openapi.util.AtomicNotNullLazyValue$1.compute(AtomicNotNullLazyValue.java:59) at com.intellij.openapi.util.AtomicNotNullLazyValue.getValue(AtomicNotNullLazyValue.java:37) at com.intellij.ui.scale.JBUIScale.lambda$static$1(JBUIScale.java:152) at com.intellij.util.LazyInitializer$MutableNotNullValue.initialize(LazyInitializer.java:113) at com.intellij.util.LazyInitializer$NullableValue.get(LazyInitializer.java:41) at com.intellij.util.LazyInitializer$MutableNotNullValue.get(LazyInitializer.java:102) at com.intellij.ui.scale.JBUIScale.lambda$static$2(JBUIScale.java:170) at com.intellij.util.LazyInitializer$MutableNotNullValue.initialize(LazyInitializer.java:113) at com.intellij.util.LazyInitializer$NullableValue.get(LazyInitializer.java:41) at com.intellij.util.LazyInitializer$MutableNotNullValue.get(LazyInitializer.java:102) at com.intellij.ui.scale.JBUIScale.scale(JBUIScale.java:294) at com.intellij.util.ui.JBInsets.create(JBInsets.java:41) at com.intellij.util.ui.UIUtil.<clinit>(UIUtil.java:457) at com.intellij.ide.a.c.a.a(a.java:182) at com.intellij.ide.a.d.n.a(n.java:544) at com.intellij.ide.a.d.n.c(n.java:222) at com.intellij.ide.a.d.n.a(n.java:117) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at com.intellij.idea.MainImpl.start(MainImpl.java:94) at com.intellij.idea.StartupUtil.lambda$startApp$5(StartupUtil.java:246) at com.intellij.util.ui.EdtInvocationManager.executeWithCustomManager(EdtInvocationManager.java:73) at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:241) at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:213) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:39) at java.base/java.lang.Thread.run(Thread.java:834) 2020-01-19 23:59:10,542 [ 3530] ERROR - llij.ide.plugins.PluginManager - PhpStorm 2019.3.1 Build #PS-193.5662.63 2020-01-19 23:59:10,543 [ 3531] ERROR - llij.ide.plugins.PluginManager - JDK: 11.0.5; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o 2020-01-19 23:59:10,543 [ 3531] ERROR - llij.ide.plugins.PluginManager - OS: Linux Start Failed: Internal error. Please refer to http://jb.gg/ide/critical-startup-errors java.lang.NoClassDefFoundError: Could not initialize class sun.awt.X11.XToolkit at java.base/java.lang.Class.forName0(Native Method) at java.base/java.lang.Class.forName(Class.java:315) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:588) at java.desktop/java.awt.Toolkit$2.run(Toolkit.java:583) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.desktop/java.awt.Toolkit.getDefaultToolkit(Toolkit.java:582) at java.desktop/sun.swing.SwingUtilities2.getSystemMnemonicKeyMask(SwingUtilities2.java:2210) at java.desktop/javax.swing.plaf.basic.BasicLookAndFeel.initComponentDefaults(BasicLookAndFeel.java:1096) at java.desktop/javax.swing.plaf.metal.MetalLookAndFeel.initComponentDefaults(MetalLookAndFeel.java:440) at java.desktop/javax.swing.plaf.basic.BasicLookAndFeel.getDefaults(BasicLookAndFeel.java:150) at java.desktop/javax.swing.plaf.metal.MetalLookAndFeel.getDefaults(MetalLookAndFeel.java:1560) at java.desktop/javax.swing.UIManager.setLookAndFeel(UIManager.java:592) at java.desktop/javax.swing.UIManager.setLookAndFeel(UIManager.java:634) at java.desktop/javax.swing.UIManager.initializeDefaultLAF(UIManager.java:1409) at java.desktop/javax.swing.UIManager.initialize(UIManager.java:1522) at java.desktop/javax.swing.UIManager.maybeInitialize(UIManager.java:1488) at java.desktop/javax.swing.UIManager.getDefaults(UIManager.java:714) at java.desktop/javax.swing.UIManager.getFont(UIManager.java:727) at com.intellij.ui.scale.JBUIScale.lambda$static$0(JBUIScale.java:47) at com.intellij.openapi.util.AtomicNotNullLazyValue$1.compute(AtomicNotNullLazyValue.java:59) at com.intellij.openapi.util.AtomicNotNullLazyValue.getValue(AtomicNotNullLazyValue.java:37) at com.intellij.ui.scale.JBUIScale.lambda$static$1(JBUIScale.java:152) at com.intellij.util.LazyInitializer$MutableNotNullValue.initialize(LazyInitializer.java:113) at com.intellij.util.LazyInitializer$NullableValue.get(LazyInitializer.java:41) at com.intellij.util.LazyInitializer$MutableNotNullValue.get(LazyInitializer.java:102) at com.intellij.ui.scale.JBUIScale.lambda$static$2(JBUIScale.java:170) at com.intellij.util.LazyInitializer$MutableNotNullValue.initialize(LazyInitializer.java:113) at com.intellij.util.LazyInitializer$NullableValue.get(LazyInitializer.java:41) at com.intellij.util.LazyInitializer$MutableNotNullValue.get(LazyInitializer.java:102) at com.intellij.ui.scale.JBUIScale.scale(JBUIScale.java:294) at com.intellij.util.ui.JBInsets.create(JBInsets.java:41) at com.intellij.util.ui.UIUtil.<clinit>(UIUtil.java:457) at com.intellij.ide.a.c.a.a(a.java:182) at com.intellij.ide.a.d.n.a(n.java:544) at com.intellij.ide.a.d.n.c(n.java:222) at com.intellij.ide.a.d.n.a(n.java:117) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at com.intellij.idea.MainImpl.start(MainImpl.java:94) at com.intellij.idea.StartupUtil.lambda$startApp$5(StartupUtil.java:246) at com.intellij.util.ui.EdtInvocationManager.executeWithCustomManager(EdtInvocationManager.java:73) at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:241) at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:213) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:39) at java.base/java.lang.Thread.run(Thread.java:834) ----- JRE 11.0.5+10-b520.17 amd64 by JetBrains s.r.o /home/PhpStorm-193.5662.63/jbr Also, a UI exception occurred on an attempt to show the above message: java.lang.NoClassDefFoundError: Could not initialize class java.awt.GraphicsEnvironment$LocalGE at java.desktop/java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:129) at java.desktop/javax.swing.RepaintManager.<clinit>(RepaintManager.java:243) at java.desktop/javax.swing.JComponent.repaint(JComponent.java:4835) at java.desktop/java.awt.Component.repaint(Component.java:3412) at java.desktop/javax.swing.text.JTextComponent.setEditable(JTextComponent.java:1818) at java.desktop/javax.swing.text.JTextComponent.<init>(JTextComponent.java:323) at java.desktop/javax.swing.JEditorPane.<init>(JEditorPane.java:198) at java.desktop/javax.swing.JTextPane.<init>(JTextPane.java:87) at com.intellij.idea.Main.showMessage(Main.java:212) at com.intellij.idea.Main.showMessage(Main.java:188) at com.intellij.ide.plugins.StartupAbortedException.processException(StartupAbortedException.java:78) at com.intellij.ide.plugins.MainRunner.lambda$start$0(MainRunner.java:42) at java.base/java.lang.Thread.run(Thread.java:834)
使用IDEA是报错Error: A JNI error has occurred, please check your installation and try again?
我使用IDEA建了个普通java工程可以正常运行,不报错,但是我使用maven建了一个spring工程,直接报错 ## 普通java工程这样的,运行也正常 ## ![图片说明](https://img-ask.csdn.net/upload/201910/31/1572531708_781636.png) ## # 但是我建spring工程的时候,运行就报错 ![图片说明](https://img-ask.csdn.net/upload/201910/31/1572531776_159744.png) 完整报错是这样的 ``` java.lang.NoClassDefFoundError: org/springframework/context/ApplicationContext at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) at java.lang.Class.privateGetMethodRecursive(Class.java:3048) at java.lang.Class.getMethod0(Class.java:3018) at java.lang.Class.getMethod(Class.java:1784) at sun.launcher.LauncherHelper.validateMainClass(LauncherHelper.java:544) at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:526) Caused by: java.lang.ClassNotFoundException: org.springframework.context.ApplicationContext at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 7 more Error: A JNI error has occurred, please check your installation and try again Exception in thread "main" ``` 求大神解答,好几天,搜了好多方法,都没用
java.lang.ClassCastException: com.easy.demo.entity.User cannot be cast to java.lang.String
``` @RequestMapping(value={"/login"}, method=RequestMethod.GET) public boolean login(HttpServletRequest request, @Param(value = "number")String number, @Param(value = "password")String password) throws UnsupportedEncodingException, NoSuchAlgorithmException { number = request.getParameter("number"); password = request.getParameter("password"); // 获取加密后的密码 password password = MD5Util.getEncryptedPwd(password); // 获取数据库对应账户密码, findPasswordByAccount 查询数S据库账号的密码 // userService 业务实现内部调用userDao 去执行select 语句,可以吧 String encryptPassword = userMapper.findPasswordByNumber(number); System.out.println(encryptPassword); // 比对数据库中的密码 encryptPassword if (password.equals(encryptPassword)) { return true; } else { return false; } } ``` 下面是有关方法的片段 ``` //userMapper的 User login(String number,String password); String findPasswordByNumber(String number); //userService void login(String number,String password); String findPasswordByNumber(String number); //userServiceImpl @Override public void login(String number,String password){ userMapper.login(number,password); } @Override public String findPasswordByNumber(String number){ String password = userMapper.findPasswordByNumber(number); return password; } //userMapper.xml <select id="login" resultMap="result"> SELECT * FROM user where number=#{number} and password=#{password} </select> <select id="findPasswordByNumber" resultMap="result"> SELECT password FROM user where number=#{number} </select> ``` 如题出现的异常报错要怎么解决?想了半天也没弄懂,求大佬解答一下!!!
SpringBoot启动时序列化对象时报java.lang.StackOverflowError错
## 将项目改造成SpringBoot,使用了AOP切面日志,配置完之后启动项目,报java.lang.StackOverflowError错。 ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547108865_176468.png) ## 下面是我的AOP配置: ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547109003_103025.jpg) ## 打过断点,定位到报错的地方是其中的:LogInterceptor.java ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547109238_391654.jpg) ## new Gson().toJson(arguments[i])往底层走,在这一步报: ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547109468_321175.jpg) ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547109526_454269.jpg) ![图片说明](https://img-ask.csdn.net/upload/201901/10/1547109597_183507.png) ## 百度了很多方法,但是没有找到有效的,求大佬指点迷津!
关于怎么解决java.lang.NoClassDefFoundError错误
我的项目是maven项目服务器部署在linux,本地环境是Windows ,运行没有问题。 但是今天在Linxu环境启动程序的时候报NoClassDefFoundError.在百度找了好多 类似的问题都没法解决, 这是报错信息: ![图片说明](https://img-ask.csdn.net/upload/201912/02/1575268178_121358.png) 这是报错位置: ![图片说明](https://img-ask.csdn.net/upload/201912/02/1575268276_576110.png)
java.lang.IllegalArgumentException: Filter must not be null异常,有大佬帮忙看看是啥问题吗?
Caused by: org.springframework.boot.context.embedded.EmbeddedServletContainerException: Unable to start embedded Tomcat at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.initialize(TomcatEmbeddedServletContainer.java:138) at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainer.<init>(TomcatEmbeddedServletContainer.java:87) at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getTomcatEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:554) at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:179) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:164) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:134) ... 8 more Caused by: java.lang.IllegalArgumentException: Filter must not be null at org.springframework.util.Assert.notNull(Assert.java:134) at org.springframework.boot.web.servlet.AbstractFilterRegistrationBean.onStartup(AbstractFilterRegistrationBean.java:219) at org.springframework.boot.web.servlet.FilterRegistrationBean.onStartup(FilterRegistrationBean.java:42) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.selfInitialize(EmbeddedWebApplicationContext.java:229) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.access$000(EmbeddedWebApplicationContext.java:89) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext$1.onStartup(EmbeddedWebApplicationContext.java:213) at org.springframework.boot.context.embedded.tomcat.TomcatStarter.onStartup(TomcatStarter.java:55) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5204) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1421) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1411) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source)
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org.codehaus.plexus.DefaultPlexusContainer$1.configure(DefaultPlexusContainer.java:350) 2 errors at com.google.inject.internal.Errors.throwCreationExceptionIfErrorsExist(Errors.java:543) at com.google.inject.internal.InternalInjectorCreator.initializeStatically(InternalInjectorCreator.java:159) at com.google.inject.internal.InternalInjectorCreator.build(InternalInjectorCreator.java:106) at com.google.inject.Guice.createInjector(Guice.java:87) at com.google.inject.Guice.createInjector(Guice.java:69) at com.google.inject.Guice.createInjector(Guice.java:59) at org.codehaus.plexus.DefaultPlexusContainer.addComponent(DefaultPlexusContainer.java:344) at org.codehaus.plexus.DefaultPlexusContainer.addComponent(DefaultPlexusContainer.java:332) at org.jetbrains.idea.maven.server.Maven3XServerEmbedder.customizeComponents(Maven3XServerEmbedder.java:573) at org.jetbrains.idea.maven.server.Maven3XServerEmbedder.customize(Maven3XServerEmbedder.java:542) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at java.rmi/sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:359) at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:200) at java.rmi/sun.rmi.transport.Transport$1.run(Transport.java:197) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.rmi/sun.rmi.transport.Transport.serviceCall(Transport.java:196) at java.rmi/sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:562) at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:796) at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:677) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.rmi/sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:676) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.lang.Thread.run(Thread.java:834) at java.rmi/sun.rmi.transport.StreamRemoteCall.exceptionReceivedFromServer(StreamRemoteCall.java:283) at java.rmi/sun.rmi.transport.StreamRemoteCall.executeCall(StreamRemoteCall.java:260) at java.rmi/sun.rmi.server.UnicastRef.invoke(UnicastRef.java:161) at java.rmi/java.rmi.server.RemoteObjectInvocationHandler.invokeRemoteMethod(RemoteObjectInvocationHandler.java:209) at java.rmi/java.rmi.server.RemoteObjectInvocationHandler.invoke(RemoteObjectInvocationHandler.java:161) at com.sun.proxy.$Proxy135.customize(Unknown Source) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at com.intellij.execution.rmi.RemoteUtil.invokeRemote(RemoteUtil.java:175) at com.intellij.execution.rmi.RemoteUtil.access$200(RemoteUtil.java:38) at com.intellij.execution.rmi.RemoteUtil$1$1$1.compute(RemoteUtil.java:156) at com.intellij.openapi.util.ClassLoaderUtil.computeWithClassLoader(ClassLoaderUtil.java:45) at com.intellij.execution.rmi.RemoteUtil.executeWithClassLoader(RemoteUtil.java:227) at com.intellij.execution.rmi.RemoteUtil$1$1.invoke(RemoteUtil.java:153) at com.sun.proxy.$Proxy135.customize(Unknown Source) at org.jetbrains.idea.maven.server.MavenEmbedderWrapper.doCustomize(MavenEmbedderWrapper.java:92) at org.jetbrains.idea.maven.server.MavenEmbedderWrapper.lambda$customizeForResolve$1(MavenEmbedderWrapper.java:65) at org.jetbrains.idea.maven.server.RemoteObjectWrapper.perform(RemoteObjectWrapper.java:76) at org.jetbrains.idea.maven.server.MavenEmbedderWrapper.customizeForResolve(MavenEmbedderWrapper.java:64) at org.jetbrains.idea.maven.project.MavenProjectsTree.resolve(MavenProjectsTree.java:1261) at org.jetbrains.idea.maven.project.MavenProjectsProcessorResolvingTask.perform(MavenProjectsProcessorResolvingTask.java:45) at org.jetbrains.idea.maven.project.MavenProjectsProcessor.doProcessPendingTasks(MavenProjectsProcessor.java:140) at org.jetbrains.idea.maven.project.MavenProjectsProcessor.access$000(MavenProjectsProcessor.java:33) at org.jetbrains.idea.maven.project.MavenProjectsProcessor$2.run(MavenProjectsProcessor.java:114) at org.jetbrains.idea.maven.utils.MavenUtil.lambda$runInBackground$5(MavenUtil.java:468) at 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