a list of lists in a properties/yml file or docker compose environment

@ConfigurationProperties("a")
@Data
public class InitSetting {

    private List<List<String>> b;

}

 

application.yml

a:
  b:
    - 'string_11,string_12'
    - 'string_21,string_22'
    - 'string_31,string_32'

　　

对应docker compose 的environment

    environment:
      - a_b_0_0=string_11
      - a_b_0_1=string_12
      - a_b_1_0=string_21
      - a_b_1_1=string_22
      - a_b_2_0=string_31
      - a_b_2_1=string_32