java.lang.IllegalStateException: Ambiguous mapping found. Cannot map 'itemController' bean method

﹏ヽ暗。殇╰゛Y 2022-07-19 00:08 160阅读 0赞

严重: StandardWrapper.Throwable

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping\#0': Invocation of init method failed; nested exception is java.lang.IllegalStateException: Ambiguous mapping found. Cannot map 'itemController' bean method   
public com.taotao.common.pojo.EUDataGridResult com.taotao.controller.ItemController.getItemList(java.lang.Integer,java.lang.Integer)  
to \{\[/item/list\],methods=\[\],params=\[\],headers=\[\],consumes=\[\],produces=\[\],custom=\[\]\}: There is already 'itemCatController' bean method  
private java.util.List<com.taotao.common.pojo.EUTreeNode> com.taotao.controller.ItemCatController.getCatList(long) mapped.  
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1566)  
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:539)  
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:212)  
at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1173)  
at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:993)  
at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4350)  
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4659)  
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)  
at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)  
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)  
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:445)  
at org.apache.catalina.startup.Embedded.start(Embedded.java:825)  
at org.codehaus.mojo.tomcat.AbstractRunMojo.startContainer(AbstractRunMojo.java:558)  
at org.codehaus.mojo.tomcat.AbstractRunMojo.execute(AbstractRunMojo.java:255)  
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:133)  
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)  
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)  
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)  
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:108)  
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:76)  
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)  
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:116)  
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:361)  
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:155)  
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)  
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:213)  
at org.apache.maven.cli.MavenCli.main(MavenCli.java:157)  
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:483)  
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)  
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)  
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)  
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)  
Caused by: java.lang.IllegalStateException: Ambiguous mapping found. Cannot map 'itemController' bean method   
public com.taotao.common.pojo.EUDataGridResult com.taotao.controller.ItemController.getItemList(java.lang.Integer,java.lang.Integer)  
to \{\[/item/list\],methods=\[\],params=\[\],headers=\[\],consumes=\[\],produces=\[\],custom=\[\]\}: There is already 'itemCatController' bean method  
private java.util.List<com.taotao.common.pojo.EUTreeNode> com.taotao.controller.ItemCatController.getCatList(long) mapped.  
at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:215)  
at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:187)  
at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:147)  
at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:126)  
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:126)  
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1625)  
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1562

... 48 more

原因：两个controller的@RequestMapping注解打的一样。

解决方法：把冲突的名字改掉  
  
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