https://www.graalvm.org/ 
public class com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl extends com.oracle.svm.hosted.FeatureImpl$CompilationAccessImpl implements org.graalvm.nativeimage.hosted.Feature$BeforeCompilationAccess
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl
  super_class: com.oracle.svm.hosted.FeatureImpl$CompilationAccessImpl
{
  com.oracle.svm.hosted.code.SharedRuntimeConfigurationBuilder runtimeBuilder;
    descriptor: Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;
    flags: (0x0000) 

  void <init>(com.oracle.svm.hosted.FeatureHandler, com.oracle.svm.hosted.ImageClassLoader, com.oracle.graal.pointsto.meta.AnalysisUniverse, com.oracle.svm.hosted.meta.HostedUniverse, com.oracle.svm.hosted.meta.HostedMetaAccess, com.oracle.svm.hosted.image.NativeImageHeap, org.graalvm.compiler.debug.DebugContext, com.oracle.svm.hosted.code.SharedRuntimeConfigurationBuilder);
    descriptor: (Lcom/oracle/svm/hosted/FeatureHandler;Lcom/oracle/svm/hosted/ImageClassLoader;Lcom/oracle/graal/pointsto/meta/AnalysisUniverse;Lcom/oracle/svm/hosted/meta/HostedUniverse;Lcom/oracle/svm/hosted/meta/HostedMetaAccess;Lcom/oracle/svm/hosted/image/NativeImageHeap;Lorg/graalvm/compiler/debug/DebugContext;Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;)V
    flags: (0x0000) 
    Code:
      stack=8, locals=9, args_size=9
        start local 0 // com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl this
        start local 1 // com.oracle.svm.hosted.FeatureHandler featureHandler
        start local 2 // com.oracle.svm.hosted.ImageClassLoader imageClassLoader
        start local 3 // com.oracle.graal.pointsto.meta.AnalysisUniverse aUniverse
        start local 4 // com.oracle.svm.hosted.meta.HostedUniverse hUniverse
        start local 5 // com.oracle.svm.hosted.meta.HostedMetaAccess hMetaAccess
        start local 6 // com.oracle.svm.hosted.image.NativeImageHeap heap
        start local 7 // org.graalvm.compiler.debug.DebugContext debugContext
        start local 8 // com.oracle.svm.hosted.code.SharedRuntimeConfigurationBuilder runtime
         0: .line 570
            aload 0 /* this */
            aload 1 /* featureHandler */
            aload 2 /* imageClassLoader */
            aload 3 /* aUniverse */
            aload 4 /* hUniverse */
            aload 5 /* hMetaAccess */
            aload 6 /* heap */
            aload 7 /* debugContext */
            invokespecial com.oracle.svm.hosted.FeatureImpl$CompilationAccessImpl.<init>:(Lcom/oracle/svm/hosted/FeatureHandler;Lcom/oracle/svm/hosted/ImageClassLoader;Lcom/oracle/graal/pointsto/meta/AnalysisUniverse;Lcom/oracle/svm/hosted/meta/HostedUniverse;Lcom/oracle/svm/hosted/meta/HostedMetaAccess;Lcom/oracle/svm/hosted/image/NativeImageHeap;Lorg/graalvm/compiler/debug/DebugContext;)V
         1: .line 571
            aload 0 /* this */
            aload 8 /* runtime */
            putfield com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl.runtimeBuilder:Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;
         2: .line 572
            return
        end local 8 // com.oracle.svm.hosted.code.SharedRuntimeConfigurationBuilder runtime
        end local 7 // org.graalvm.compiler.debug.DebugContext debugContext
        end local 6 // com.oracle.svm.hosted.image.NativeImageHeap heap
        end local 5 // com.oracle.svm.hosted.meta.HostedMetaAccess hMetaAccess
        end local 4 // com.oracle.svm.hosted.meta.HostedUniverse hUniverse
        end local 3 // com.oracle.graal.pointsto.meta.AnalysisUniverse aUniverse
        end local 2 // com.oracle.svm.hosted.ImageClassLoader imageClassLoader
        end local 1 // com.oracle.svm.hosted.FeatureHandler featureHandler
        end local 0 // com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    3     0              this  Lcom/oracle/svm/hosted/FeatureImpl$BeforeCompilationAccessImpl;
            0    3     1    featureHandler  Lcom/oracle/svm/hosted/FeatureHandler;
            0    3     2  imageClassLoader  Lcom/oracle/svm/hosted/ImageClassLoader;
            0    3     3         aUniverse  Lcom/oracle/graal/pointsto/meta/AnalysisUniverse;
            0    3     4         hUniverse  Lcom/oracle/svm/hosted/meta/HostedUniverse;
            0    3     5       hMetaAccess  Lcom/oracle/svm/hosted/meta/HostedMetaAccess;
            0    3     6              heap  Lcom/oracle/svm/hosted/image/NativeImageHeap;
            0    3     7      debugContext  Lorg/graalvm/compiler/debug/DebugContext;
            0    3     8           runtime  Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;
    MethodParameters:
                  Name  Flags
      featureHandler    
      imageClassLoader  
      aUniverse         
      hUniverse         
      hMetaAccess       
      heap              
      debugContext      
      runtime           

  public com.oracle.svm.hosted.code.SharedRuntimeConfigurationBuilder getRuntimeBuilder();
    descriptor: ()Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl this
         0: .line 575
            aload 0 /* this */
            getfield com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl.runtimeBuilder:Lcom/oracle/svm/hosted/code/SharedRuntimeConfigurationBuilder;
            areturn
        end local 0 // com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/svm/hosted/FeatureImpl$BeforeCompilationAccessImpl;
}
SourceFile: "FeatureImpl.java"
NestHost: com.oracle.svm.hosted.FeatureImpl
InnerClasses:
  public BeforeCompilationAccessImpl = com.oracle.svm.hosted.FeatureImpl$BeforeCompilationAccessImpl of com.oracle.svm.hosted.FeatureImpl
  public CompilationAccessImpl = com.oracle.svm.hosted.FeatureImpl$CompilationAccessImpl of com.oracle.svm.hosted.FeatureImpl
  public abstract BeforeCompilationAccess = org.graalvm.nativeimage.hosted.Feature$BeforeCompilationAccess of org.graalvm.nativeimage.hosted.Feature