Send HTTP requests using Feign
Send HTTP requests using Feign
In the usual HTTP calls, the RestTemplate provided by the government has always been used for remote calls. This call method redundancies the assembly code into the normal business code, which is not elegant enough. Therefore, after contacting Feign, consider using Feign as an HTTP sending basis for remote calls.
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Posted by duclet on Fri, 06 May 2022 15:05:17 +0300
4. Data processing and jump
Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it
Data processing and jump
ModelAndView
Set the ModelAndView object and jump to the specified page according to the name of the view and the view parser
Page: {view parser prefix} + viewN ...
Posted by girlzz on Fri, 06 May 2022 10:48:34 +0300
A brief introduction to the principle of springboot starter
A brief overview of the principle
The various starter s of springboot are simply to load the configuration classes @Configuration in various dependency packages. These configuration classes must be org.springframework.boot.autoconfigure.EnableAutoConfiguration in the spring.factories file in the resources/META-INF directory of the module. decl ...
Posted by depojones on Fri, 06 May 2022 10:15:12 +0300
Spring support and integration of Apache Kafka
1. Introduction
Apache Kafka is a distributed, fault-tolerant stream processing system. In this article, we will introduce Spring's support for Apache Kafka and the level of abstraction provided by the native Kafka Java client Api.
Spring Kafka brings a simple and typical spring template programming model through @ KafkaListener annotation. It ...
Posted by rednaxel on Fri, 06 May 2022 07:40:31 +0300
[Spring] Execution principle of transaction
rollback of transaction
If the acquired transaction attribute is not empty and the thrown exception is of type RuntimeException or Error, call the rollback method in the transaction manager to roll back If the transaction property is empty or the exception thrown is not RuntimeException or Error, the transaction will continue to be committed ...
Posted by (RL)Ian on Fri, 06 May 2022 07:27:05 +0300
Spring learning record
IoC -- tell spring about the class and let spring create objects of related classes when you need them
Chinese Name: control inversion
English Name: (Inversion of Control)
What IoC does: the programmer originally took the initiative to instantiate the object through new and handed it over to Spring
In control inversion, control refers to ...
Posted by naboth_abaho on Thu, 05 May 2022 16:22:45 +0300
springcloud introduction case
brief introduction
Spring Cloud is one of the projects under spring. The official website address is: http://projects.spring.io/spring-cloud/ Spring is best at integration, taking the best framework in the world and integrating it into its own projects. Spring Cloud is the same. It integrates some popular technologies and realizes functions su ...
Posted by conor.higgins on Thu, 05 May 2022 12:58:14 +0300
About SSM integration, it's enough to read this one ~ (nanny level hand-in-hand tutorial)
SSM (Spring + spring MVC + MyBatis) framework set is integrated by spring and MyBatis (spring MVC is part of spring), which is often used as the framework of web projects with simple data source.
catalogue
1, Create a web project based on maven Management:
1.1 complete the project structure ...
Posted by xxreenaxx1 on Thu, 05 May 2022 12:34:15 +0300
"Ultra vires" caused by one SQL injection
Original text from SecIN community - Author: tkswifty
Relevant background
in the actual business development, SQL interaction is often an indispensable item in the business system. Mybatis, Hibernate and SpringData JPA are provided in Java to meet the needs of database interaction. However, for various reasons, when dealing with the i ...
Posted by ajpasetti on Thu, 05 May 2022 11:03:17 +0300
Explain in detail the annotation mode configuration and precautions of Spring Aop instances @ Around, @ Before, @ After, @ AfterReturning, @ AfterThrowing
People who have used the spring framework for development will have used its AOP function more or less. They all know that there are @ Before, @ Around and @ After and other advice. Recently, in order to realize the two requirements of output log and permission control in the project, I also used the AOP function. I used @ Before and @ Around. ...
Posted by tripleaaa on Thu, 05 May 2022 05:51:08 +0300