Stage 3 1.Mybatis_12.Mybatis development _2 mybatis notes and annotations development and testing Precautions

New Test class

where the main method used to test


InputStream need to throw exceptions


written test

results

explain


Copy the first day of the IUserDao.xml file to the current project inside the



red values to be used. Yellow is the use of execution

to find a way can be found dao, has found fully qualified class name


now because we just copied the xml file over. Annotations are also both xml file
test method to execute the query, the error will be




if the deleted notes can solve the problem.

If there is no set of attributes package

but replaced mapper label configuration file to xml mapping of dao address. Here with the class attribute

settings to use to configure resource normally. Then there separated by a slash, and finally .xml


or change back annotation to configure only

as long as you use annotations development. But in your configuration file path also includes xml, this time with whatever you do will be given.

Dao can put under the .xml moved to an irrelevant directory

or configuration file is deleted directly.

If we want to develop annotations, you can not choose to use xml development in the same dao, which is Mybits requirements


 

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Origin www.cnblogs.com/wangjunwei/p/11332873.html