Could not find parameter map com.itcast.mapper.userinfMapper.map

时间：2016-05-13 01:16:24 阅读：219 评论：0 收藏：0 [点我收藏+]

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问题？org.apache.ibatis.exceptions.PersistenceException:
### Error querying database. Cause: org.apache.ibatis.builder.IncompleteElementException: Could not find parameter map com.itcast.mapper.userinfMapper.map
### Cause: org.apache.ibatis.builder.IncompleteElementException: Could not find parameter map com.itcast.mapper.userinfMapper.map
at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:23)
at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:107)
at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:98)
at com.itcast.test.UserBookTest.bookTest(UserBookTest.java:19)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
at org.junit.runners.BlockJUnit4ClassRunner.runNotIgnored(BlockJUnit4ClassRunner.java:79)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:71)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:49)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: org.apache.ibatis.builder.IncompleteElementException: Could not find parameter map com.itcast.mapper.userinfMapper.map
at org.apache.ibatis.builder.MapperBuilderAssistant.setStatementParameterMap(MapperBuilderAssistant.java:338)
at org.apache.ibatis.builder.MapperBuilderAssistant.addMappedStatement(MapperBuilderAssistant.java:302)
at org.apache.ibatis.builder.xml.XMLStatementBuilder.parseStatementNode(XMLStatementBuilder.java:109)
at org.apache.ibatis.session.Configuration.buildAllStatements(Configuration.java:682)
at org.apache.ibatis.session.Configuration.getMappedStatement(Configuration.java:613)
at org.apache.ibatis.session.Configuration.getMappedStatement(Configuration.java:608)
at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:103)
... 25 more
Caused by: java.lang.IllegalArgumentException: Parameter Maps collection does not contain value for com.itcast.mapper.userinfMapper.map
at org.apache.ibatis.session.Configuration$StrictMap.get(Configuration.java:775)
at org.apache.ibatis.session.Configuration.getParameterMap(Configuration.java:554)
at org.apache.ibatis.builder.MapperBuilderAssistant.setStatementParameterMap(MapperBuilderAssistant.java:336)

... 31 more

最近在做MyBatis的时候，这个问题，找了好久了。

原来原因是：在映射文件中的select语句属性中，我写成parameterMap="map"，应该写成parameterType="map"就可以了

Could not find parameter map com.itcast.mapper.userinfMapper.map

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原文地址：http://blog.csdn.net/mr_li13/article/details/51346685

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