spring boot oauth2

Preparatory workFirst, build a simple Web project that you can use to add security controls later, or use the Chapter3-1-2 as a foundation project. If you are building a web app using spring boot, you can first read the article "Spring Boot Development web App".Web tier Implementation Request mapping[Java] View plain c

Spring Boot interview Questions 1) What is Spring Boot?Spring Boot is a spring module which provides RAD (Rapid application development) feature to

signaturealgorithm = signaturealgorithm.hs256; byte[] Apikeysecretbytes = datatypeconverter.parsebase64binary ("token"); Key Signingkey = new Secretkeyspec (apikeysecretbytes, Signaturealgorithm.getjcaname ()); return signingkey; }//using the HS256 signature algorithm and the resulting signingkey in the final token,claims is the payload public static String Createjavawebtoken (map Configure swagger to include the header in the request header @Bean Public Docket Demoapi () {

What is Spring boot?Spring Boot is based on spring, in order to solve the spring framework with a wide range of configurations, complex deployment processes, and low development efficiency.If the

Spring Boot creates beans using Java code and registers them to Spring. From Spring3.0, a new method is added to configure Bean Definition, which is to configure Bean Definition through Java Code.The two configuration methods differ from Xml and Annotation: The first two Xml and Annotation configuration methods are pre-defined, that is, after developers use the X

Java Spring boot uses spring reflection and bootspring Spring reflection 1. You can instantiate this class by class name. ApplicationContext. getBean (name)2. Get classes by type applicationContext.getBeansOfType(clazz); First, you must obtain the spring container. The Appli

Spring Boot entry I. Introduction The official Spring website uses the Spring framework for development. As features and business logic become increasingly complex, applications are accompanied by a large number of XML configuration files and complex Bean dependencies.With the release of

In the version of Spring security3.xHasanyrole This method does not add a prefix to the identity that we need to authenticate role_, in the 3.x version hasrole the source code is as follows Public Final Boolean hasanyrole (String ... roles) { Set getauthorityset (); for (String role:roles) { if (roleset.contains (role)) { return true ; } } return false ; }And the 4.x version w

The technical finishing needed to do a microservices architecture:View:H5, Vue.js, Spring Tag, React, AngularJsSpring boot/spring Cloud:Zuul, Ribbon, feign, Turbine, Hystrix, Oauthor2, Sleuth, API Gateway, Spring Cloud, Config Eureka, SSO, Spring Cloud,BUS, Turbine, Zipkin,

The technical finishing needed to do a microservices architecture:View:H5, Vue.js, Spring Tag, React, AngularJsSpring boot/spring Cloud:Zuul, Ribbon, feign, Turbine, Hystrix, Oauthor2, Sleuth, API Gateway, Spring Cloud, Config Eureka, SSO, Spring Cloud,BUS, Turbine, Zipkin,

The technical finishing needed to do a microservices architecture:View:H5, Vue.js, Spring Tag, React, AngularJsSpring boot/spring Cloud:Zuul, Ribbon, feign, Turbine, Hystrix, Oauthor2, Sleuth, API Gateway, Spring Cloud, Config Eureka, SSO, Spring Cloud,BUS, Turbine, Zipkin,

Recently in the development of a project before and after the separation of the use of spring boot + spring Security + JWT implementation of user login rights control and other operations. But how do you handle the exception that spring security throws when the user logs in? Using @restcontrolleradvice and @exceptionha

Recently in the development of a project before and after the separation of the use of spring boot + spring Security + JWT implementation of user login rights control and other operations. But how do you handle the exception that spring security throws when the user logs in? Using @restcontrolleradvice and @exceptionha

Recently in the development of a project before and after the separation of the use of spring boot + spring Security + JWT implementation of user login rights control and other operations. But how do you handle the exception that spring security throws when the user logs in? Using @restcontrolleradvice and @exceptionha

The technical finishing needed to do a microservices architecture:View:H5, Vue.js, Spring Tag, React, AngularJsSpring boot/spring Cloud:Zuul, Ribbon, feign, Turbine, Hystrix, Oauthor2, Sleuth, API Gateway, Spring Cloud, Config Eureka, SSO, Spring Cloud,BUS, Turbine, Zipkin,

What is Spring boot?We know that spring has been developing rapidly since 2002 and has become a real standard in Java EE (Java Enterprise Edition) development, but with the development of technology, Java EE is becoming unwieldy with spring. , a large number of XML files exist in the project. Cumbersome configuration,

Starting with spring security 4, the default enable CSRF mechanism, which is not a big deal, but with spring boot together, then the implementation is more troublesome, especially after the use of the split-end of the development architecture, the configuration of the CSRF mechanism is more difficult, Almost all online solutions are unable to solve the problem of

Problem Description:The spring Cloud monitoring starter was introduced to introduce Jooq indirectly.Also introduced theSpring-boot-starter-web, so indirect introduction of AOP.After referring to the following information:https://github.com/jOOQ/jOOQ/issues/5902Discovery can be resolved by modifying an AOP expression.The AOP expression is then modified as follows:Problem solving.Spring Cloud Zipkin Sleuth, w

interface and specifies the type of event to listen on. Public voidOnapplicationevent (Demoevent event) {//the message is accepted for processing using the Onapplicationevent method. String msg =event.getmsg (); System.out.println ("Bean-demolistener received a message from Bean-demopublisher:" +msg); }}3. Event Publishing class. Packagecom.ecworking.event;Importorg.springframework.beans.factory.annotation.Autowired;ImportOrg.springframework.context.ApplicationContext;Importorg.springframe