useUnicode=true&characterEncoding=utf-8, [email protected], MySQL-AB JDBC Driver] to manual commit
org.apache.ibatis.binding.BindingException: Mapper method 'cn.smbms.dao.provider.ProviderMapper.add attempted to return null from a method with a primitive return type (int).

[DEBUG] 2018-08-07 21:33:21,670 org.springframework.jdbc.datasource.DataSourceTransactionManager - Initiating transaction rollback
    at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:69)
    at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:43)
    at com.sun.proxy.$Proxy16.add(Unknown Source)
    at cn.smbms.service.provider.ProviderServiceImpl.addNewProvider(ProviderServiceImpl.java:58)
    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.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
    at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96)
    at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
    at com.sun.proxy.$Proxy17.addNewProvider(Unknown Source)
    at cn.smbms.dao.provider.ProviderTest.add(ProviderTest.java:62)
    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)
[DEBUG] 2018-08-07 21:33:21,671 org.springframework.jdbc.datasource.DataSourceTransactionManager - Rolling back JDBC transaction on Connection [jdbc:mysql://127.0.0.1:3306/smbms?                         useUnicode=true&characterEncoding=utf-8,

[email protected], MySQL-AB JDBC Driver]
[DEBUG] 2018-08-07 21:33:21,678 org.springframework.jdbc.datasource.DataSourceTransactionManager - Releasing JDBC Connection [jdbc:mysql://127.0.0.1:3306/smbms?                         useUnicode=true&characterEncoding=utf-8,

[email protected], MySQL-AB JDBC Driver] after transaction
[DEBUG] 2018-08-07 21:33:21,679 org.springframework.jdbc.datasource.DataSourceUtils - Returning JDBC Connection to DataSource

 

出現這個錯誤首先就要檢查對應的Mapper這裡報錯是在ProviderMapper.xml  所以我們去看我們得去看我們得ProviderMapper 

這裡是增加用錯了標籤 所以這裡我們應該改為insert標籤問題就解決了