Maven Web项目配置Mybatis出现SqlSessionFactory错误的解决方案

一、错误现象

1. 严重: Context initialization failed
2. org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.mybatis.spring.mapper.MapperScannerConfigurer#0' defined in URL [file:/F:/Workspaces/.metadata/.me_tcat7/webapps/jade_admin/WEB-INF/classes/config/spring/applicationContext-resources.xml]: Cannot resolve reference to bean 'SqlSessionFactory' while setting bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'SqlSessionFactory' defined in URL [file:/F:/Workspaces/.metadata/.me_tcat7/webapps/jade_admin/WEB-INF/classes/config/spring/applicationContext-resources.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse config resource: class path resource [config/mybatis/configuration.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error creating instance. Cause: java.lang.IllegalStateException: Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.
3. at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:334)
4. at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:108)
5. at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1417)
6. at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1158)
7. at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
8. at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
9. at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296)

二、解决方案

1 在pom.xml中加上reflectasm包，这个包可以提供映射机制。

1. <dependency>
2. <groupId>com.esotericsoftware.reflectasm</groupId>
3. <artifactId>reflectasm</artifactId>
4. <version>1.09</version>
5. </dependency>

2 在/src/main/webapp/WEB-INF/lib/中添加cglib-3.1.jar