15:44:02,211 DEBUG TypeConverterDelegate:296 - Original ConversionService attempt failed - ignored since PropertyEditor based conversion eventually succeeded
org.springframework.core.convert.ConversionFailedException: Failed to convert from type java.util.ArrayList<?> to type java.util.List<org.springframework.core.io.Resource> for value '[/commons/]'; nested exception is org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:41)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:189)
at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:175)
at org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:460)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:511)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:505)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1515)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1474)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1214)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:762)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:629)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:677)
at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:548)
at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489)
at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
at javax.servlet.GenericServlet.init(GenericServlet.java:158)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1144)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:773)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:133)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$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)
Caused by: org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.GenericConversionService.handleConverterNotFound(GenericConversionService.java:311)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:192)
at org.springframework.core.convert.support.CollectionToCollectionConverter.convert(CollectionToCollectionConverter.java:87)
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:35)
... 43 more
15:44:02,245 DEBUG DefaultListableBeanFactory:1608 - Invoking afterPropertiesSet() on bean with name 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0'
15:44:02,245 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0'
15:44:02,245 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'mvcPathMatcher'
15:44:02,245 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'mvcPathMatcher'
15:44:02,245 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'mvcPathMatcher' to allow for resolving potential circular references
15:44:02,248 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'mvcPathMatcher'
15:44:02,248 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'mvcUrlPathHelper'
15:44:02,248 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'mvcUrlPathHelper'
15:44:02,248 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'mvcUrlPathHelper' to allow for resolving potential circular references
15:44:02,251 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'mvcUrlPathHelper'
15:44:02,251 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0'
15:44:02,251 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0'
15:44:02,252 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0' to allow for resolving potential circular references
15:44:02,256 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'mvcPathMatcher'
15:44:02,256 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'mvcUrlPathHelper'
15:44:02,257 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#0'
15:44:02,257 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#1'
15:44:02,257 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#2'
15:44:02,257 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0'
15:44:02,257  INFO SimpleUrlHandlerMapping:314 - Mapped URL path [/commons/**] onto handler 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0'
15:44:02,258 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0'
15:44:02,258 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,258 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,258 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1' to allow for resolving potential circular references
15:44:02,258 DEBUG TypeConverterDelegate:296 - Original ConversionService attempt failed - ignored since PropertyEditor based conversion eventually succeeded
org.springframework.core.convert.ConversionFailedException: Failed to convert from type java.util.ArrayList<?> to type java.util.List<org.springframework.core.io.Resource> for value '[/css/]'; nested exception is org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:41)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:189)
at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:175)
at org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:460)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:511)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:505)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1515)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1474)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1214)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:762)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:629)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:677)
at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:548)
at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489)
at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
at javax.servlet.GenericServlet.init(GenericServlet.java:158)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1144)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:773)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:133)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$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)
Caused by: org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.GenericConversionService.handleConverterNotFound(GenericConversionService.java:311)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:192)
at org.springframework.core.convert.support.CollectionToCollectionConverter.convert(CollectionToCollectionConverter.java:87)
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:35)
... 43 more
15:44:02,264 DEBUG DefaultListableBeanFactory:1608 - Invoking afterPropertiesSet() on bean with name 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,264 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,264 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#1'
15:44:02,264 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#1'
15:44:02,265 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#1' to allow for resolving potential circular references
15:44:02,265 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'mvcPathMatcher'
15:44:02,265 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'mvcUrlPathHelper'
15:44:02,265 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#0'
15:44:02,265 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#1'
15:44:02,265 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.handler.MappedInterceptor#2'
15:44:02,266 DEBUG DefaultListableBeanFactory:247 - Returning cached instance of singleton bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,266  INFO SimpleUrlHandlerMapping:314 - Mapped URL path [/css/**] onto handler 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#1'
15:44:02,266 DEBUG DefaultListableBeanFactory:478 - Finished creating instance of bean 'org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#1'
15:44:02,266 DEBUG DefaultListableBeanFactory:221 - Creating shared instance of singleton bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#2'
15:44:02,266 DEBUG DefaultListableBeanFactory:450 - Creating instance of bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#2'
15:44:02,266 DEBUG DefaultListableBeanFactory:523 - Eagerly caching bean 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#2' to allow for resolving potential circular references
15:44:02,267 DEBUG TypeConverterDelegate:296 - Original ConversionService attempt failed - ignored since PropertyEditor based conversion eventually succeeded
org.springframework.core.convert.ConversionFailedException: Failed to convert from type java.util.ArrayList<?> to type java.util.List<org.springframework.core.io.Resource> for value '[/js/]'; nested exception is org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:41)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:189)
at org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:175)
at org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:460)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:511)
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:505)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1515)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1474)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1214)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:762)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480)
at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:629)
at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:677)
at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:548)
at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489)
at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
at javax.servlet.GenericServlet.init(GenericServlet.java:158)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1144)
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:773)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:133)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$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)
Caused by: org.springframework.core.convert.ConverterNotFoundException: No converter found capable of converting from type java.util.ArrayList<?> to type org.springframework.core.io.Resource
at org.springframework.core.convert.support.GenericConversionService.handleConverterNotFound(GenericConversionService.java:311)
at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:192)
at org.springframework.core.convert.support.CollectionToCollectionConverter.convert(CollectionToCollectionConverter.java:87)
at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:35)
... 43 more

15:44:02,269 DEBUG DefaultListableBeanFactory:1608 - Invoking afterPropertiesSet() on bean with name 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#2'

原因：因为在项目中使用了 resultful 风格，所以对静态资源的处理上就不能再使用 图一

解决办法：

将springMvc 的配置文件中 不拦截的静态资源 

如 图一：

修改为  图二：

OK！