yaml

environments:
  dev:
    url: https://dev.example.com
    name: Developer Setup
  prod:
    url: https://another.example.com
    name: My Cool App

properties:

environments.dev.url=https://dev.example.com
environments.dev.name=Developer Setup
environments.prod.url=https://another.example.com
environments.prod.name=My Cool App

yaml数组

my:
servers:
  - dev.example.com
  - another.example.com

properties数组

my.servers[0]=dev.example.com
my.servers[1]=another.example.com

java配置对象

@ConfigurationProperties(prefix="my")
public class Config {

  private List<String> servers = new ArrayList<String>();

  public List<String> getServers() {
    return this.servers;
  }
}