Software Architecture with Spring 5.0

Implementing a configuration client

Configuration clients are regular Spring Boot applications. All you need to do is provide the server configuration URI to read the centralized configuration, as follows:

spring:  application:    name: configuration-demo  cloud:    config:      uri: http://localhost:9000

The following code snippet shows a REST endpoint reading a centralized configuration and serving the read value as its own response:

@RestController@RefreshScopepublic class ConfigurationDemoController {    @Value("${configuration.dynamicValue}")    private String dynamicValue;    @GetMapping(path = "/dynamic-value")    public ResponseEntity<String> readDynamicValue() {        return new ResponseEntity<>(this.dynamicValue, HttpStatus.OK);    }}

The following ...