Spring
1. Overview Swagger's most troublesome problem is that he needs to Controller Add a heap to the list @ ApiOperation,@ApiOperation Annotation is invasive to code. Today, I recommend an annotated solution. hug close the powerful guy This is it. JApiDocs, which can be based on On Controller Java aUTF-8...
Posted by jackie111 on Sun, 04 Jul 2021 03:55:52 +0930
1, What are the advantages and disadvantages of the Spring framework? Spring is a layered Java SE/EE application full stack open source framework, with IOC (inversion control) and AOP (aspect oriented programming) as the kernel //advantage Easy to decouple and simplify development(Spring IOC CoUTF-8...
Posted by bob on Tue, 06 Jul 2021 05:45:44 +0930
The essence of Ioc Control inversion Ioc is a design idea, not a new technology. DI (dependency injection) is a way to implement Ioc. Some people think that DI is just another way of Ioc. In the program without Ioc, object-oriented programming is used. The creation of objects and the dependencyUTF-8...
Posted by boogybren on Wed, 07 Jul 2021 05:25:29 +0930
Interviewer: There are two methods to update data in a business class and they are transactional. If the second method calls the first method, how many transactions will there be? Because of the epidemic in 2020, the company has been in a recession. Since October 2020, the company has only paidUTF-8...
Posted by jkm4201 on Thu, 08 Jul 2021 01:35:16 +0930
Usage scenario: in a product, the requirements of each customer are different. It is obviously unnecessary to put the requirements of customer 1 on customer 2, but it will be very cumbersome to modify in the code, so we can control whether this function takes effect through the configuration fiUTF-8...
Posted by 2paulm on Thu, 08 Jul 2021 05:34:06 +0930
Spring transactions 1. Business Review 1.1 what is a transaction Transaction refers to the operation sequence formed by the combination of multiple operations in the database 1.2 role of transaction 1. Provide a way to restore the database state to the normal state when individual operations iUTF-8...
Posted by Vincent III on Fri, 09 Jul 2021 03:20:53 +0930
1. JUnit5 changes Spring Boot 2.2.0 introduces JUnit 5 as the default library for unit testing As the latest version of JUnit framework, JUnit5 is very different from JUnit framework of previous versions. It is composed of several different modules of three different subprojects JUnit 5 = JUniUTF-8...
Posted by Fender963 on Fri, 09 Jul 2021 04:39:34 +0930
12 configuration filter In spring MVC, we can still use filters for some processing. We can configure them in web.xml like in Servlet stage, or we can configure them with Java classes provided by spring MVC 12.1 configure in web.xml characterFilter
Posted by if on Sat, 10 Jul 2021 05:34:13 +0930
Spring transaction management A transaction can be regarded as a unit composed of several operations on the database Function: ensure that every operation of the user is reliable, every operation must be successful, as long as there is an exception, it will go back to the state that the transacUTF-8...
Posted by harkonenn on Sun, 11 Jul 2021 04:09:52 +0930
1, Java payment docking Payment method: The main feature of standard payment is that it only needs to integrate paypal Button, all payment processes are controlled by paypal, and the access party does not need to care about payment details. When the user completes the payment, paypal will notifUTF-8...
Posted by gfadmin on Mon, 12 Jul 2021 08:19:13 +0930