https://tomcat.apache.org/: Tomcat Servlet Engine Core Classes and Standard implementations 
public interface org.apache.catalina.Engine extends org.apache.catalina.Container
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.apache.catalina.Engine
  super_class: java.lang.Object
{
  public abstract java.lang.String getDefaultHost();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void setDefaultHost(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
             Name  Flags
      defaultHost  

  public abstract java.lang.String getJvmRoute();
    descriptor: ()Ljava/lang/String;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void setJvmRoute(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      jvmRouteId  

  public abstract org.apache.catalina.Service getService();
    descriptor: ()Lorg/apache/catalina/Service;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void setService(org.apache.catalina.Service);
    descriptor: (Lorg/apache/catalina/Service;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
         Name  Flags
      service  
}
SourceFile: "Engine.java"