mybatis There is no getter for property named 'xx' in 'class java.lang.String
mysql的xml文件中当传入的参数类型为String的时候，会抛出异常 mybatis There is no getter for property named 'xx' in 'class java.lang.String
错误写法：
正确写法：
解决办法将test="title=null"换成test="_parameter!=null"
