https://spring.io/projects/spring-boot: Spring Boot (Pivotal Software, Inc.) 
public interface org.springframework.boot.web.context.ConfigurableWebServerApplicationContext extends org.springframework.context.ConfigurableApplicationContext, org.springframework.boot.web.context.WebServerApplicationContext
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.springframework.boot.web.context.ConfigurableWebServerApplicationContext
  super_class: java.lang.Object
{
  public abstract void setServerNamespace(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                 Name  Flags
      serverNamespace  
}
SourceFile: "ConfigurableWebServerApplicationContext.java"