https://www.graalvm.org/ 
public class com.oracle.svm.hosted.FeatureImpl$IsInConfigurationAccessImpl extends com.oracle.svm.hosted.FeatureImpl$FeatureAccessImpl implements org.graalvm.nativeimage.hosted.Feature$IsInConfigurationAccess
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.svm.hosted.FeatureImpl$IsInConfigurationAccessImpl
  super_class: com.oracle.svm.hosted.FeatureImpl$FeatureAccessImpl
{
  void <init>(com.oracle.svm.hosted.FeatureHandler, com.oracle.svm.hosted.ImageClassLoader, org.graalvm.compiler.debug.DebugContext);
    descriptor: (Lcom/oracle/svm/hosted/FeatureHandler;Lcom/oracle/svm/hosted/ImageClassLoader;Lorg/graalvm/compiler/debug/DebugContext;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // com.oracle.svm.hosted.FeatureImpl$IsInConfigurationAccessImpl this
        start local 1 // com.oracle.svm.hosted.FeatureHandler featureHandler
        start local 2 // com.oracle.svm.hosted.ImageClassLoader imageClassLoader
        start local 3 // org.graalvm.compiler.debug.DebugContext debugContext
         0: .line 158
            aload 0 /* this */
            aload 1 /* featureHandler */
            aload 2 /* imageClassLoader */
            aload 3 /* debugContext */
            invokespecial com.oracle.svm.hosted.FeatureImpl$FeatureAccessImpl.<init>:(Lcom/oracle/svm/hosted/FeatureHandler;Lcom/oracle/svm/hosted/ImageClassLoader;Lorg/graalvm/compiler/debug/DebugContext;)V
         1: .line 159
            return
        end local 3 // org.graalvm.compiler.debug.DebugContext debugContext
        end local 2 // com.oracle.svm.hosted.ImageClassLoader imageClassLoader
        end local 1 // com.oracle.svm.hosted.FeatureHandler featureHandler
        end local 0 // com.oracle.svm.hosted.FeatureImpl$IsInConfigurationAccessImpl this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    2     0              this  Lcom/oracle/svm/hosted/FeatureImpl$IsInConfigurationAccessImpl;
            0    2     1    featureHandler  Lcom/oracle/svm/hosted/FeatureHandler;
            0    2     2  imageClassLoader  Lcom/oracle/svm/hosted/ImageClassLoader;
            0    2     3      debugContext  Lorg/graalvm/compiler/debug/DebugContext;
    MethodParameters:
                  Name  Flags
      featureHandler    
      imageClassLoader  
      debugContext      
}
SourceFile: "FeatureImpl.java"
NestHost: com.oracle.svm.hosted.FeatureImpl
InnerClasses:
  public abstract FeatureAccessImpl = com.oracle.svm.hosted.FeatureImpl$FeatureAccessImpl of com.oracle.svm.hosted.FeatureImpl
  public IsInConfigurationAccessImpl = com.oracle.svm.hosted.FeatureImpl$IsInConfigurationAccessImpl of com.oracle.svm.hosted.FeatureImpl
  public abstract IsInConfigurationAccess = org.graalvm.nativeimage.hosted.Feature$IsInConfigurationAccess of org.graalvm.nativeimage.hosted.Feature