https://www.graalvm.org/ 
public interface com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleEnv extends org.graalvm.word.PointerBase
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleEnv
  super_class: java.lang.Object
{
  public abstract void setFunctions(com.oracle.svm.truffle.nfi.NativeAPI$TruffleNativeAPI);
    descriptor: (Lcom/oracle/svm/truffle/nfi/NativeAPI$TruffleNativeAPI;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField(value = "functions")
    MethodParameters:
      Name  Flags
      api   

  public abstract com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleContext context();
    descriptor: ()Lcom/oracle/svm/truffle/nfi/NativeAPI$NativeTruffleContext;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField()

  public abstract void setContext(com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleContext);
    descriptor: (Lcom/oracle/svm/truffle/nfi/NativeAPI$NativeTruffleContext;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField(value = "context")
    MethodParameters:
      Name  Flags
      ctx   

  public abstract org.graalvm.nativeimage.IsolateThread isolateThread();
    descriptor: ()Lorg/graalvm/nativeimage/IsolateThread;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField()

  public abstract void setIsolateThread(org.graalvm.nativeimage.IsolateThread);
    descriptor: (Lorg/graalvm/nativeimage/IsolateThread;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField(value = "isolateThread")
    MethodParameters:
        Name  Flags
      thread  
}
SourceFile: "NativeAPI.java"
NestHost: com.oracle.svm.truffle.nfi.NativeAPI
InnerClasses:
  public abstract NativeTruffleContext = com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleContext of com.oracle.svm.truffle.nfi.NativeAPI
  public abstract NativeTruffleEnv = com.oracle.svm.truffle.nfi.NativeAPI$NativeTruffleEnv of com.oracle.svm.truffle.nfi.NativeAPI
  public abstract TruffleNativeAPI = com.oracle.svm.truffle.nfi.NativeAPI$TruffleNativeAPI of com.oracle.svm.truffle.nfi.NativeAPI
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CStruct(value = "svm_truffle_env")