https://github.com/oracle/graal: GraalVM is an ecosystem for compiling and running applications written in multiple languages. GraalVM removes the isolation between programming languages and enables interoperability in a shared runtime. 
public interface org.graalvm.word.impl.WordFactoryOperation extends java.lang.annotation.Annotation
  minor version: 0
  major version: 59
  flags: flags: (0x2601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT, ACC_ANNOTATION
  this_class: org.graalvm.word.impl.WordFactoryOperation
  super_class: java.lang.Object
{
  public abstract org.graalvm.word.impl.WordFactoryOpcode opcode();
    descriptor: ()Lorg/graalvm/word/impl/WordFactoryOpcode;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "WordFactoryOperation.java"
    RuntimeVisibleAnnotations: 
      java.lang.annotation.Retention(value = java.lang.annotation.RetentionPolicy.RUNTIME:Ljava/lang/annotation/RetentionPolicy;)
      java.lang.annotation.Target(value = {java.lang.annotation.ElementType.METHOD:Ljava/lang/annotation/ElementType;})