Microservices with Spring Boot Tutorial | Services Creation Demonstration

Microservices with Spring boot Java Tutorial is the second part of ongoing Microservices series of sessions. In this session 3 microservices are getting developed. Basic design of social media application is discussed. And then main services are discussed in detail and then developed. Java and spring boot is used to develop the Microservices. Furher service will communicate with each other in a beginner way and then in next session will be evolved further.

Kindly attend the full session to get the full benefit of the session.

Some Notes -
What will be implemented?
Create 3 Spring Boot Projects
Build User API Service
Build Post API Service
Build Notification API Service
User Service calls to Post and Notification Service - Using RestTemplate

Problems -
URL updates means code updates
Cloud Deployment - Dynamic URL won’t work
Load Balancing will have issues
Multiple environments will have URL identification issues

Some Annotations -
@SpringBootApplication , Bean , Autowired , RestController , RestTemplate , GetMapping , RequestMapping , PathVariable , etc.

Link of the Microservices playlist is given below -
   • Microservices Tutorial with Java Spring Bo...  

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Chapters
00:00 Introduction
00:10 Session Overview
00:57 Example - Fictious Social Media Application Design Recap
02:17 Microservices design Explanation
05:11 Microservices Example Implementation Steps
06:41 User Service - Bootstrap Spring Boot Service using Spring Initializr
07:33 Post Service - Bootstrap Spring Boot Service using Spring Initializr
07:54 Notification Service - Bootstrap Spring Boot Service using Spring Initializr
08:43 Loading User Service, Posts Service and Notification Service in IntelliJ Editor
09:07 Create User Service
14:14 Create Posts Service
17:46 Create Notification Service
21:27 Tomcat Server Port Changes in application.properties file : Bring Up All 3 Services
24:23 Test Get URL in Browser : All 3 Services
25:57 Services Inter Communication Discussion
26:25 Changes in User Service : Communication between Services
26:54 Create RestTemplate
29:03 Create Posts and Notification Model class in User Service
30:17 Call Posts Service using Rest Template
32:06 Call Notification Service using Rest Template
33:46 Update User Model Class
34:25 Update User Service Response
35:23 Test Updated User Service Response
36:04 Issues with RestTemplate Approach
38:42 Solution of RestTemplate Problem - Service Discovery Pattern : Next Steps
40:08 Summary
40:30 Thank You

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