Let us learn how to do Exception Handling in Spring Boot REST API application. In this session we will learn what is exception handling in spring boot rest api java application, how to handle exceptions in rest api spring boot project, why exception handling is important with detailed demonstration of CloudVendorAPI application. Key annotations which are used in this tutorial are @ControllerAdvice , @ExceptionHandler , @ResponseEntity and more. This is a fully hands-on spring boot session with example. Here a complete flow of exception handling is made and then tested with Postman tool. HttpStatus , Throwable , Error message , RunTime exception , Exception Constructor , Exception Handler , Exception Controller, Global Exception , Custom Exception , and all the steps to create and handle java spring boot rest api exceptions are explained and demonstrated in detail in this course. Default Data exchange format is used is JSON. Http Status 500 and Http Status 404 is used in this session.
Some important points of this session -
@SpringBootApplication as starter
Exception handling is essential for small to large applications.
APIs must have exceptions handled properly for giving proper response back to client.
@ControllerAdvice
@ExceptionHandler
All the steps for handling exceptions are demonstrated in this tutorial. Creating Exception class, creating exception handler class, creating exception controller , creating RunTime exception and finally throwing exception from service layer is explained and demonstrated in thi session.
I will highly recommend to watch the complete session to get the complete benefit from this course.
Link for 1st Spring Boot session -
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Link for 2nd Spring Boot session -
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Playlist for Spring Boot How To tutorial is -
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Playlist for Java features -
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GitHub link for CloudVendorApi code -
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Chapters
00:00 Welcome Note
00:55 Overview / Introduction : What and Why of Exception Handling in Spring Boot
02:00 Key Annotations to be used for Java Exception Handling in Spring Boot i.e. @ControllerAdvice and @ExceptionHandler
03:06 Recap of CloudVendorAPI Spring Boot REST API project
06:53 What happens when NO Custom Exception Handling is done?
09:40 How to Handle Exception in Spring Boot : Spring Boot Exception Handling Demonstration - Step wise Coding for Exception Handling in Spring Boot
23:35 Testing REST API Spring Boot Exception Handling with Postman
24:45 Summary of Exception Handling in Spring Boot - Java
27:10 Thank You
#thinkconstructive #eshapuri #springboot
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