2019-10-31
When covering the updated address duplication. For example, you start to write a TestController there are several test interface, and updates to the server, and later, you named it Test2Controller, local running without problems, local synchronization tools well, put it before the controller deleted, but
If the server is updated to cover it, there will be two Testcontroller, will conflict.
SpringContextHelper.getBean (XXX.class), this situation, if the class is not positioned bean, will get an error, instead of returning null, or with a name easy to use.