mybatis 异常处理Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not

mybatis 异常解决办法，刚开始写，写的不好，后续会不断优化

1：Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.

原因：缺失 cglib-nodep-3.1.jar 包

HTTP Status 500 - Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: type Exception reportmessage Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: description The server encountered an internal error that prevented it from fulfilling this request.exception org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying database.  Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.### The error may exist in file [E:\software\apache-tomcat-6.0.43-windows-x86\apache-tomcat-6.0.43\webapps\springMvc\WEB-INF\classes\com\mqsyoung\mapper\lockMapper.xml]### The error may involve com.mqsyoung.mapper.LockMapper.getLockById### The error occurred while handling results### SQL: select * from tbl_lock where id =?### Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.    org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:973)    org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:852)    javax.servlet.http.HttpServlet.service(HttpServlet.java:617)    org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)    javax.servlet.http.HttpServlet.service(HttpServlet.java:723)root cause org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying database.  Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.### The error may exist in file [E:\software\apache-tomcat-6.0.43-windows-x86\apache-tomcat-6.0.43\webapps\springMvc\WEB-INF\classes\com\mqsyoung\mapper\lockMapper.xml]### The error may involve com.mqsyoung.mapper.LockMapper.getLockById### The error occurred while handling results### SQL: select * from tbl_lock where id =?### Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.    org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:75)    org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:371)    com.sun.proxy.$Proxy81.selectOne(Unknown Source)    org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:163)    org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:68)    org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:52)    com.sun.proxy.$Proxy86.getLockById(Unknown Source)    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)    java.lang.reflect.Method.invoke(Method.java:498)    org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)    org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)    org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)    org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)    org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)    com.sun.proxy.$Proxy87.getLockById(Unknown Source)    com.mqsyoung.service.impl.LockServiceImpl.getLockById(LockServiceImpl.java:28)    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)    java.lang.reflect.Method.invoke(Method.java:498)    org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317)    org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)    org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)    org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)    org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)    org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207)    com.sun.proxy.$Proxy88.getLockById(Unknown Source)    com.mqsyoung.controller.UserController.getLock(UserController.java:34)    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)    java.lang.reflect.Method.invoke(Method.java:498)    org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:215)    org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)    org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)    org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:749)    org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:689)    org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:83)    org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:938)    org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:870)    org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)    org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:852)    javax.servlet.http.HttpServlet.service(HttpServlet.java:617)    org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)