坐着竹筏漂流
2018-01-01 20:22
异常信息: org.apache.ibatis.exceptions.PersistenceException: ### Error updating database. Cause: org.apache.ibatis.binding.BindingException: Parameter 'lastName' not found. Available parameters are [1, 0, param1, param2] ### Cause: org.apache.ibatis.binding.BindingException: Parameter 'lastName' not found. Available parameters are [1, 0, param1, param2] at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30) at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:200) at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:62) at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:59) at com.sun.proxy.$Proxy3.updateEmpsTestSet(Unknown Source) at com.lesson.mybatis.test.MybatisTest.test05(MybatisTest.java:140) 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:47) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229) at org.junit.runners.ParentRunner.run(ParentRunner.java:309) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197) Caused by: org.apache.ibatis.binding.BindingException: Parameter 'lastName' not found. Available parameters are [1, 0, param1, param2] at org.apache.ibatis.binding.MapperMethod$ParamMap.get(MapperMethod.java:202) at org.apache.ibatis.scripting.xmltags.DynamicContext$ContextAccessor.getProperty(DynamicContext.java:115) at org.apache.ibatis.ognl.OgnlRuntime.getProperty(OgnlRuntime.java:2671) at org.apache.ibatis.ognl.ASTProperty.getValueBody(ASTProperty.java:114) at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212) at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258) at org.apache.ibatis.ognl.ASTNotEq.getValueBody(ASTNotEq.java:50) at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212) at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258) at org.apache.ibatis.ognl.ASTAnd.getValueBody(ASTAnd.java:61) at org.apache.ibatis.ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212) at org.apache.ibatis.ognl.SimpleNode.getValue(SimpleNode.java:258) at org.apache.ibatis.ognl.Ognl.getValue(Ognl.java:470) at org.apache.ibatis.ognl.Ognl.getValue(Ognl.java:434) at org.apache.ibatis.scripting.xmltags.OgnlCache.getValue(OgnlCache.java:44) at org.apache.ibatis.scripting.xmltags.ExpressionEvaluator.evaluateBoolean(ExpressionEvaluator.java:32) at org.apache.ibatis.scripting.xmltags.IfSqlNode.apply(IfSqlNode.java:34) at org.apache.ibatis.scripting.xmltags.MixedSqlNode.apply(MixedSqlNode.java:33) at org.apache.ibatis.scripting.xmltags.TrimSqlNode.apply(TrimSqlNode.java:55) at org.apache.ibatis.scripting.xmltags.MixedSqlNode.apply(MixedSqlNode.java:33) at org.apache.ibatis.scripting.xmltags.DynamicSqlSource.getBoundSql(DynamicSqlSource.java:41) at org.apache.ibatis.mapping.MappedStatement.getBoundSql(MappedStatement.java:292) at org.apache.ibatis.executor.statement.BaseStatementHandler.<init>(BaseStatementHandler.java:64) at org.apache.ibatis.executor.statement.PreparedStatementHandler.<init>(PreparedStatementHandler.java:40) at org.apache.ibatis.executor.statement.RoutingStatementHandler.<init>(RoutingStatementHandler.java:46) at org.apache.ibatis.session.Configuration.newStatementHandler(Configuration.java:558) at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:48) at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:117) at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:76) at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:198) ... 27 more 配置文件: <update id="updateEmpsTestSet"> UPDATE tb_employees <set> <if test="lastName != null and lastName != """> lastName = #{param1.lastName}, </if> <if test="gender != null and gender != """> gender = #{param1.gender}, </if> <if test="email != null and email != """> email = #{param1.email} </if> </set> <!-- <trim prefix="set" suffixOverrides=","> <if test="lastName != null and lastName != """> lastName = #{param1.lastName}, </if> <if test="gender != null and gender != """> gender = #{param1.gender}, </if> <if test="email != null and email != """> email = #{param1.email} </if> </trim> --> WHERE id = #{param2} </update> 接口方法: public int updateEmpsTestSet(Employee employee,Long id); 测试方法: @Test public void test05() { //一个SqlSession代表和数据库的一次会话,用完之后必须关闭 SqlSession session = null; try { session = SessionUtil.getSession(); EmployeeMapper mapper = session.getMapper(EmployeeMapper.class); Employee employee = new Employee(); employee.setLastName("Pandas"); employee.setGender('男'); employee.setEmail("panda@163.com"); int index = mapper.updateEmpsTestSet(employee,new Long(7)); System.out.println("==============================>"+index); session.commit(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } finally{ if (session != null) { SessionUtil.closeSession(session); } } }
test里面的条件写错了,lastName 都要换成 parm1.lastName.如:
<if test="param1.lastName != null and lastName != """>
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