mybatis 报错 source is null for getProperty(null, "storeCode")] with root cause

偏执的太偏执、 2022-02-27 09:10 642阅读 0赞

报错具体内容如下：

  1. org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.builder.BuilderException: Error evaluating expression 'map.storeCode!=null'. Cause: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "storeCode")
  2.     at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:77)
  3.     at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:446)
  4.     at com.sun.proxy.$Proxy15.selectOne(Unknown Source)
  5.     at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:166)
  6.     at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:69)
  7.     at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:53)
  8.     at com.sun.proxy.$Proxy16.getOldOrderCount(Unknown Source)
  9.     at com.count.service.impl.BankServiceImpl.getOldOrderCount(BankServiceImpl.java:2)
  10.     at com.count.service.impl.BankServiceImpl$$FastClassBySpringCGLIB$$c14bc850.invoke(<generated>)
  11.     at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
  12.     at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:720)
  13.     at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
  14.     at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99)
  15.     at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281)
  16.     at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
  17.     at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
  18.     at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
  19.     at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
  20.     at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:655)
  21.     at com.count.service.impl.BankServiceImpl$$EnhancerBySpringCGLIB$$c9b823fe.getOldOrderCount(<generated>)
  22.     at com.count.controller.BankController.weekList(BankController.java:39)
  23.     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  24.     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
  25.     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
  26.     at java.lang.reflect.Method.invoke(Unknown Source)
  27.     at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:221)
  28.     at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:136)
  29.     at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110)
  30.     at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:832)
  31.     at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:743)
  32.     at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
  33.     at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:961)
  34.     at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:895)
  35.     at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:967)
  36.     at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:869)
  37.     at javax.servlet.http.HttpServlet.service(HttpServlet.java:661)
  38.     at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:843)
  39.     at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
  40.     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
  41.     at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  42.     at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
  43.     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  44.     at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  45.     at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121)
  46.     at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
  47.     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
  48.     at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
  49.     at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
  50.     at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
  51.     at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
  52.     at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
  53.     at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
  54.     at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
  55.     at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
  56.     at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
  57.     at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800)
  58.     at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
  59.     at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806)
  60.     at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
  61.     at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
  62.     at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
  63.     at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
  64.     at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
  65.     at java.lang.Thread.run(Unknown Source)
  66. Caused by: org.apache.ibatis.builder.BuilderException: Error evaluating expression 'map.storeCode!=null'. Cause: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "storeCode")
  67.     at org.apache.ibatis.scripting.xmltags.OgnlCache.getValue(OgnlCache.java:46)
  68.     at org.apache.ibatis.scripting.xmltags.ExpressionEvaluator.evaluateBoolean(ExpressionEvaluator.java:32)
  69.     at org.apache.ibatis.scripting.xmltags.IfSqlNode.apply(IfSqlNode.java:34)
  70.     at org.apache.ibatis.scripting.xmltags.MixedSqlNode.apply(MixedSqlNode.java:33)
  71.     at org.apache.ibatis.scripting.xmltags.DynamicSqlSource.getBoundSql(DynamicSqlSource.java:41)
  72.     at org.apache.ibatis.mapping.MappedStatement.getBoundSql(MappedStatement.java:279)
  73.     at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:80)
  74.     at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:120)
  75.     at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:113)
  76.     at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:73)
  77.     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  78.     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
  79.     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
  80.     at java.lang.reflect.Method.invoke(Unknown Source)
  81.     at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:433)
  82.     ... 62 common frames omitted
  83. Caused by: org.apache.ibatis.ognl.OgnlException: source is null for getProperty(null, "storeCode")
  84.     at org.apache.ibatis.ognl.OgnlRuntime.getProperty(OgnlRuntime.java:2413)
  85.     at org.apache.ibatis.ognl.ASTProperty.getValueBody(ASTProperty.java:114)
  86.     at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
  87.     at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258)
  88.     at org.apache.ibatis.ognl.ASTChain.getValueBody(ASTChain.java:141)
  89.     at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
  90.     at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258)
  91.     at org.apache.ibatis.ognl.ASTNotEq.getValueBody(ASTNotEq.java:50)
  92.     at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
  93.     at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258)
  94.     at org.apache.ibatis.ognl.Ognl.getValue(Ognl.java:494)
  95.     at org.apache.ibatis.ognl.Ognl.getValue(Ognl.java:458)
  96.     at org.apache.ibatis.scripting.xmltags.OgnlCache.getValue(OgnlCache.java:44)
  97.     ... 76 common frames omitted

报错原因：mapper 接口层使用 map 类型作为参数传参，而没有使用 mybatis 的 @Param 注解进行映射，导致 mybatis 找不到 map 参数，报 null 异常

解决办法：在 mapper 接口层的方法中添加 @Param(value = “map”) 进行映射

  1. int getOrderCount(@Param(value = "map")Map<String, Object> map);

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