mybaits注解开发动态sql异常：Cause: org.xml.sax.SAXParseException； lineNumber: 1； columnNumber: 758； 元素内容必须由格式

先来看下异常信息：

org.apache.ibatis.builder.BuilderException: Could not find value method on SQL annotation.  Cause: org.apache.ibatis.builder.BuilderException: Error creating document instance.  Cause: org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 758; 元素内容必须由格式正确的字符数据或标记组成。
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.getSqlSourceFromAnnotations(MapperAnnotationBuilder.java:443) ~[mybatis-3.4.0.jar:3.4.0]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parseStatement(MapperAnnotationBuilder.java:263) ~[mybatis-3.4.0.jar:3.4.0]
	at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parse(MapperAnnotationBuilder.java:130) ~[mybatis-3.4.0.jar:3.4.0]
	at org.apache.ibatis.binding.MapperRegistry.addMapper(MapperRegistry.java:72) ~[mybatis-3.4.0.jar:3.4.0]
	at org.apache.ibatis.session.Configuration.addMapper(Configuration.java:706) ~[mybatis-3.4.0.jar:3.4.0]
	at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:81) ~[mybatis-spring-1.3.0.jar:1.3.0]
	at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44) [spring-tx-4.3.15.RELEASE.jar:4.3.15.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1688) [spring-beans-4.3.15.RELEASE.jar:4.3.15.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1626) [spring-beans-4.3.15.RELEASE.jar:4.3.15.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555) [spring-beans-4.3.15.RELEASE.jar:4.3.15.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483) [spring-beans-4.3.15.REL