Java.io.FileNotFoundException：类路径资源[../ProductDao.class]无法打开，因为它不存在

我的项目结构是下面的屏幕截图 . 实际上，虽然文件存在但我找不到文件错误，我将在下面添加错误 . 我是Intellej的新手，这是我的第一个项目，我试图通过使用mysql连接到数据库来 Build 音乐商店 . 我的applicaiton-context.xml在下面，dispatcher和web.xml是正确的 .

application-context.xml

project structure

我的日志文件是

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1500)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1456)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)

引起：java.io.FileNotFoundException：无法打开类路径资源[com / emusicstore / Dao / ProductDao.class]，因为它在org.springframework.core.io.ClassPathResource.getInputStream中不存在（ClassPathResource.java:172） org.springframework.core.type.classreading.SimpleMetadataReader . （SimpleMetadataReader.java:50）位于org.springframework.core.type的org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:98） . classreading.CachingMetadataReaderFactory.getMetadataReader（CachingMetadataReaderFactory.java:102）org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:93）org.springframework.context.annotation.ConfigurationClassParser.asSourceClass（ConfigurationClassParser.java： 621）在org.springframework.context.a的org.springframework.context.annotation.ConfigurationClassParser $ SourceClass.getInterfaces（ConfigurationClassParser.java:797）在org.springframework.context.antext.ConfigurationClassParser.parse（ConfigurationClassParser.java:199）的org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass（ConfigurationClassParser.java:232）中的nnotation.ConfigurationClassParser.doProcessConfigurationClass（ConfigurationClassParser.java:298）在org.springframework.context.annotation.ConfigurationClassParser.parse（ConfigurationClassParser.java:168）... 32更多

2016年3月18日10：37：15.310严重[http-nio-8080-exec-1] org.apache.catalina.core.StandardWrapperValve.invoke为servlet调度程序分配异常java.io.FileNotFoundException：类路径资源[com /无法打开emusicstore / Dao / ProductDao.class]，因为它在org.springframework.core.type.classreading.SimpleMetadataReader的org.springframework.core.io.ClassPathResource.getInputStream（ClassPathResource.java:172）中不存在 . （SimpleMetadataReader .java：50）org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:98）org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader（CachingMetadataReaderFactory.java:102）at org . org.springframewor上的org.springframework.context.annotation.ConfigurationClassParser.asSourceClass（ConfigurationClassParser.java:621）中的springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:93） org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass（org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass（ConfigurationClassParser.java:298）中的k.context.annotation.ConfigurationClassParser $ SourceClass.getInterfaces（ConfigurationClassParser.java:797）位于org.springframework.context上的org.springframework.context.annotation.ConfigurationClassParser.parse（ConfigurationClassParser.java:199）的orc.spring框架 . 在以下网站上的org.springframework.context.ConringClassParser.parse（ConfigurationClassParser.java:168）位于org.springframework.Context上的org.springframework.context.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry（ConfigurationClassPostProcessor.java:243）的.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions（ConfigurationClassPostProcessor.java:321）orP.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors（PostProc） egorRegistrationDelegate.java:273）位于org.springframework.context的org.springframework.context.context上的org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors（AbstractApplicationContext.java:678）中的org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors（PostProcessorRegistrationDelegate.java:98） .support.AbstractApplicationContext.refresh（AbstractApplicationContext.java:520）atorg.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext（FrameworkServlet.java:667）位于org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext的org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（FrameworkServlet.java:633） FrameworkServlet.java:681）在org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext（FrameworkServlet.java:552）在org.springframework.web.servlet.FrameworkServlet.initServletBean（FrameworkServlet.java:493）在org.springframework.web .servlet.HttpServletBean.init（HttpServletBean.java:136）在javax.servlet.GenericServlet.init（GenericServlet.java:158）在org.apache.catalina.core.StandardWrapper.initServlet（StandardWrapper.java:1238）在有机apache.catalina.core.StandardWrapper.loadServlet（StandardWrapper.java:1151）在org.apache.catalina.core.StandardWrapper.allocate（StandardWrapper.java:828）在org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve . JAV a：135）org.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:106）org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:502）org.apache.catalina.core .StandardHostValve.invoke（StandardHostValve.java:141）在org.apache.catalina.valves.ErrorReportValve.invoke（ErrorReportValve.java:79）在org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:616）在org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:88）在org.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:522）在org.apache.coyote.http11.AbstractHttp11Processor.process（在org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol.java:672）org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1500）org上的AbstractHttp11Processor.java:1095） java.util.concurrent.ThreadPoo中的.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1456） lExecutor.runWorker（ThreadPoolExecutor.java:1142）at java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:617）at org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java： 61）在java.lang.Thread.run（Thread.java:745）

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1500)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1456)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)

引起：java.io.FileNotFoundException：无法打开类路径资源[com / emusicstore / Dao / ProductDao.class]，因为它在org.springframework.core.io.ClassPathResource.getInputStream中不存在（ClassPathResource.java:172） org.springframework.core.type.classreading.SimpleMetadataReader . （SimpleMetadataReader.java:50）位于org.springframework.core.type的org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:98） . classreading.CachingMetadataReaderFactory.getMetadataReader（CachingMetadataReaderFactory.java:102）org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:93）org.springframework.context.annotation.ConfigurationClassParser.asSourceClass（ConfigurationClassParser.java： 621）在org.springframework.context.a的org.springframework.context.annotation.ConfigurationClassParser $ SourceClass.getInterfaces（ConfigurationClassParser.java:797）在org.springframework.context.antext.ConfigurationClassParser.parse（ConfigurationClassParser.java:199）的org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass（ConfigurationClassParser.java:232）中的nnotation.ConfigurationClassParser.doProcessConfigurationClass（ConfigurationClassParser.java:298）在org.springframework.context.annotation.ConfigurationClassParser.parse（ConfigurationClassParser.java:168）... 32更多

2016年3月18日10：37：16.340 SEVERE [http-nio-8080-exec-3] org.apache.catalina.core.StandardWrapperValve.invoke为servlet调度程序分配异常java.io.FileNotFoundException：类路径资源[com /无法打开emusicstore / Dao / ProductDao.class]，因为它在org.springframework.core.type.classreading.SimpleMetadataReader的org.springframework.core.io.ClassPathResource.getInputStream（ClassPathResource.java:172）中不存在 . （SimpleMetadataReader的.java：50）在org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:98）在org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader（CachingMetadataReaderFactory.java:102）在Org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader（SimpleMetadataReaderFactory.java:93）位于org.springframework.context.annotation.ConfigurationClassParser $ org.springframework.context.annotation.ConfigurationClassParser.asSourceClass（ConfigurationClassParser.java:621） SourceClass.getInterfaces（ConfigurationClassParser.java:797）org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass（ConfigurationClassParser.java:298）org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass（ConfigurationClassParser.java:232）at org .springframework.context.annotation.ConfigurationClassParser.parse（ConfigurationClassParser.java:199）atg.springframework.context.annotation.ConfigurationClassParser.parse（ConfigurationClassParser.java:168）org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions（ConfigurationClassPostProcessor） .java：321）在org.spri ngframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry（ConfigurationClassPostProcessor.java:243）在org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors（PostProcessorRegistrationDelegate.java:273）在org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors（PostProcessorRegistrationDelegate . 的java：98）在在org.springframework.web.servlet在org.springframework.context.support.AbstractApplicationContext.refresh（AbstractApplicationContext.java:520 org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors（AbstractApplicationContext.java:678）） .FrworkServlet.configureAndRefreshWebApplicationContext（FrameworkServlet.java:667）位于org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext的org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext（FrameworkServlet.java:633） FrameworkServlet.java:681）在org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext（FrameworkServlet.java:552）在org.springframework.web.servlet.FrameworkServlet.initServletBean（FrameworkServlet.java:493）在org.springframework.web .servlet.HttpServletBean.init（HttpServletBean.java:136）在javax.servlet.GenericServlet.init（GenericServlet.java:158）在org.apache.catalina.core.StandardWrapper.initServlet（StandardWrapper.java:1238）在有机apache.catalina.core.StandardWrapper.loadServlet（StandardWrapper.java:1151）在org.apache.catalina.core.StandardWrapper.allocate（StandardWrapper.java:828）在org.apache.catalina.core.StandardWrapperValve.invoke（StandardWrapperValve . java：135）atg.apache.catalina.core.StandardContextValve.invoke（StandardContextValve.java:106）org.apache.catalina.authenticator.AuthenticatorBase.invoke（AuthenticatorBase.java:502）at org.apache.catalina.core .standardHostValve.invoke（StandardHostValve.java:141）org.apache.catalina.valves.ErrorRepo rtValve.invoke（ErrorReportValve.java:79）在org.apache.catalina.valves.AbstractAccessLogValve.invoke（AbstractAccessLogValve.java:616）在org.apache.catalina.core.StandardEngineValve.invoke（StandardEngineValve.java:88）在组织.apache.catalina.connector.CoyoteAdapter.service（CoyoteAdapter.java:522）在org.apache.coyote.http11.AbstractHttp11Processor.process（AbstractHttp11Processor.java:1095）在org.apache.coyote.AbstractProtocol $ AbstractConnectionHandler.process（AbstractProtocol .java：672）org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun（NioEndpoint.java:1500）at org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.run（NioEndpoint.java:1456 ）java.util.concurrent.ThreadPoolExecutor.runWorker（ThreadPoolExecutor.java:1142）at java.util.concurrent.ThreadPoolExecutor $ Worker.run（ThreadPoolExecutor.java:617）at org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run（TaskThread.java:61）在java.lang.Thread.run（Thread.java:745）