https://www.graalvm.org/ 
public interface org.graalvm.component.installer.InstallerCommand
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.graalvm.component.installer.InstallerCommand
  super_class: java.lang.Object
{
  public abstract java.util.Map<java.lang.String, java.lang.String> supportedOptions();
    descriptor: ()Ljava/util/Map;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;

  public abstract void init(org.graalvm.component.installer.CommandInput, org.graalvm.component.installer.Feedback);
    descriptor: (Lorg/graalvm/component/installer/CommandInput;Lorg/graalvm/component/installer/Feedback;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
              Name  Flags
      commandInput  
      feedBack      

  public abstract int execute();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
}
SourceFile: "InstallerCommand.java"