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Brief expalantion springboot   Userservice: public User getUser() {   Stringusername=SecurityContextHolder.getContext().getAuthentication().getName();   /* Get User from the DB. */ returnthis.userRepository.findByUsername(username) .orElseThrow(()->newUserNotFoundException(String.format("Username doesn't exist, %s",username))); } ================================================================================= User controller: @GetMapping("/get") publicUsergetUser(){   logger.debug("Getting User Data");   returnthis.userService.getUser(); }

Brief expalantion springboot   Userservice: public User getUser() {   Stringusername=SecurityContextHolder.getContext().getAuthentication().getName();   /* Get User from the DB. */ returnthis.userRepository.findByUsername(username) .orElseThrow(()->newUserNotFoundException(String.format("Username doesn't exist, %s",username))); } ================================================================================= User controller: @GetMapping("/get") publicUsergetUser(){   logger.debug("Getting User Data");   returnthis.userService.getUser(); }

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Brief expalantion springboot

 

Userservice:

public User getUser() {

 

Stringusername=SecurityContextHolder.getContext().getAuthentication().getName();

 

/* Get User from the DB. */

returnthis.userRepository.findByUsername(username)

.orElseThrow(()->newUserNotFoundException(String.format("Username doesn't exist, %s",username)));

}

=================================================================================

User controller:

@GetMapping("/get")

publicUsergetUser(){

 

logger.debug("Getting User Data");

 

returnthis.userService.getUser();

}

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