In addition to the automatic configuration changes used in the first article using overwrite, you can also change the runtime configuration of your app with the Application.properties file provided in Spring Boot. This configuration is very granular in the way it is configured. application.properties In the Spring Boot
, and subversionSpring Cloud Busevent, message bus, used to propagate state changes in a cluster (for example, configuration change events), which can be combined with Spring Cloud config for hot deploymentEurekaCloud service discovery, a REST-based service for locating services to enable mid-tier service discovery and failover in the cloud.Hystrixfuses, fault-tolerant management tools, designed to control
"Video Communication Platform"
Àspringboot Video
Http://study.163.com/course/introduction.htm?courseId=1004329008utm_campaign=commissionutm_source= 400000000155061utm_medium=share
Àspringcloud Video
Http://study.163.com/course/introduction.htm?courseId=1004638001utm_campaign=commissionutm_source= 400000000155061utm_medium=share
àspring Boot Source
Https://gitee.com/happyangellxq520/spring-
For example, if we were to introduce support for Web MVC in spring boot, we would usually introduce this module spring-boot-starter-web, which, if unpacked, would find nothing in it and only defined some pom dependencies.After study, starter is mainly used to simplify the us
-based configuration methods similar to spring javaconfig (which has been integrated into spring 3.0.
Spring. Net also provides good support for aspect-oriented (AOP), such/* ASP. NET Website Exception Handling and logging */This function can be implemented as follows:
Log errors when exceptions occu
http://my.oschina.net/u/1027043/blog/406558The last chapter of a very simple entry-level spring boot example, no technical content, but, in fact, learn anything as long as the first breakthrough, the next thing is good to do, the most afraid of what? I think there is no way to do one thing, no place to start, and when you find this feeling, you can be very happy
In the Spring-boot-admin (SBA) monitoring side, in order to prevent unauthorized access, the general need to do access control. With a few simple steps, you can configure the spring security to control access to the SBA. 1, the introduction of dependence:
2. Configuration:
@Configuration @EnableWebSecurity public class Websecurityconfig extends Websecuritycon
database connection pool selection algorithm
By default, database connections can be configured automatically using the DataSource pool. Here is an algorithm for selecting a specific implementation: because of the performance and concurrency of the Tomcat data source connection pool, we always use it preferentially when Tomcat is available. If HIKARICP is available, we will use it. If Commons DBCP is available, we will use it, but it is not recommended in the production environment. Finally, if
, where the UU field is only tested if the name does not correspond, will the value be assigned successfully PrivateString UU; PrivateString resume; PublicString GetName () {returnname; } Public voidsetName (String name) { This. Name =name; } PublicInteger getage () {returnAge ; } Public voidsetage (Integer age) { This. Age =Age ; } PublicString Getuu () {returnUU; } Public voidsetuu (String uu) { This. UU =UU; } PublicString Getresume () {returnResume; } Public v
different transaction manager when declaring a transaction. The transaction management configuration for different data sources can be found in the settings in Spring boot multi-data source configuration and use. When declaring a transaction, you only need to specify the configured transaction manager name through the Value property, for example: @Transactional
next period of time will be an important decision-making basis for the upgrade or not, because the spring boot 1.x version clearly illustrates the absence of a support plan for Java 9, in other words, if you want to run spring boot on Java 9, Then you must upgrade to Spring
exactly the same configuration, but to another environment is not run up. So you spend a lot of time looking for it, and finally find out that there is a problem with a parameter or a comma, or the system kernel version is inconsistent, or you don't understand why! You can only switch to another server, so using Docker is a perfect escape from these pits.All right, no more nonsense, let's get started!Spring Boot
Create a Web projectConfiguring the Pom.xml file------equivalent to a jar packageConfigure APPLICATION.YML-----Profile (Spring database connection, Server service, logging log, etc.)Create package (entity, Controller, service, configuration, repository, interceptor, etc.)Small example:Entity:personData Persistence (DAO):ControllerSpring comes with JUnit test @springboottest without having to configure JUnit
YAML configuration, which provides both structured and nested configurations.
3. Pack Boot Application: Execute package under Maven, just execute MVN package command
4. Operation: Java-jar Path/to/myproject.jar
The default inline tomcat for Spring boot does not support JSP, but usually we have JSP in our project, so we need to change it a little bit.
Demo proj
code:@SpringBootConfiguration @enableautoconfiguration@componentscanThese three parameters are important parameters:@SpringBootConfiguration indicates that this is a configuration,@EnableAutoConfiguration indicates that spring boot is automatically configured for the current project based on the jar package dependencies in the classpath.For example, by adding th
supported by SpringbootUse Springboot to quickly create common Java projects and Web projects, as well as other projects.Spring Boot Application Starters
Name
Description
spring-boot-starter
The core Spring Boot starter, includi
automatic configuration (auto-configuration)
Automatic configuration (auto-configuration) is one of the most important features of spring boot, because the feature is based on the classpath of the application (this is mainly based on Maven Pom.xml decision), annotations and some other Java configuration descriptors automatically configure the spring
use spring Boot?Spring boot is designed to simplify the configuration of the spring project, making it easier for jar dependency management and application compilation and deployment. Spring
Tags: save ali fastjson src log record print ext database shiroOriginal: HTTPS://WWW.JIANSHU.COM/P/D0BBDF1974BD Adoption scenario: Using Spring's AOP technology to cut to custom annotations, parameter resolution for different annotation flags, loggingThe disadvantage is to take the annotation flag separately for each different annotation flag and get the parameters for logging output.1. Dependencies that need to be referenceddependency>
groupId>o
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.