https://www.graalvm.org/ 
class com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer implements com.oracle.svm.core.annotate.RecomputeFieldValue$CustomFieldValueComputer
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer
  super_class: java.lang.Object
{
  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 905
            ldc Lcom/oracle/svm/core/jdk/JavaLangSubstitutions;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer this
         0: .line 905
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/svm/core/jdk/JavaLangSubstitutions$ClassValueInitializer;

  public java.lang.Object compute(jdk.vm.ci.meta.MetaAccessProvider, jdk.vm.ci.meta.ResolvedJavaField, jdk.vm.ci.meta.ResolvedJavaField, java.lang.Object);
    descriptor: (Ljdk/vm/ci/meta/MetaAccessProvider;Ljdk/vm/ci/meta/ResolvedJavaField;Ljdk/vm/ci/meta/ResolvedJavaField;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=8, args_size=5
        start local 0 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer this
        start local 1 // jdk.vm.ci.meta.MetaAccessProvider metaAccess
        start local 2 // jdk.vm.ci.meta.ResolvedJavaField original
        start local 3 // jdk.vm.ci.meta.ResolvedJavaField annotated
        start local 4 // java.lang.Object receiver
         0: .line 908
            ldc Lcom/oracle/svm/core/jdk/JavaLangSubstitutions$ClassValueSupport;
            invokestatic org.graalvm.nativeimage.ImageSingletons.lookup:(Ljava/lang/Class;)Ljava/lang/Object;
            checkcast com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport
            astore 5 /* support */
        start local 5 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport support
         1: .line 909
            aload 4 /* receiver */
            checkcast java.lang.ClassValue
            astore 6 /* v */
        start local 6 // java.lang.ClassValue v
         2: .line 910
            aload 5 /* support */
            getfield com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport.values:Ljava/util/Map;
            aload 6 /* v */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            astore 7 /* map */
        start local 7 // java.util.Map map
         3: .line 911
            getstatic com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer.$assertionsDisabled:Z
            ifne 4
            aload 7 /* map */
            ifnonnull 4
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         4: .line 912
      StackMap locals: com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport java.lang.ClassValue java.util.Map
      StackMap stack:
            aload 7 /* map */
            areturn
        end local 7 // java.util.Map map
        end local 6 // java.lang.ClassValue v
        end local 5 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport support
        end local 4 // java.lang.Object receiver
        end local 3 // jdk.vm.ci.meta.ResolvedJavaField annotated
        end local 2 // jdk.vm.ci.meta.ResolvedJavaField original
        end local 1 // jdk.vm.ci.meta.MetaAccessProvider metaAccess
        end local 0 // com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0    5     0        this  Lcom/oracle/svm/core/jdk/JavaLangSubstitutions$ClassValueInitializer;
            0    5     1  metaAccess  Ljdk/vm/ci/meta/MetaAccessProvider;
            0    5     2    original  Ljdk/vm/ci/meta/ResolvedJavaField;
            0    5     3   annotated  Ljdk/vm/ci/meta/ResolvedJavaField;
            0    5     4    receiver  Ljava/lang/Object;
            1    5     5     support  Lcom/oracle/svm/core/jdk/JavaLangSubstitutions$ClassValueSupport;
            2    5     6           v  Ljava/lang/ClassValue<*>;
            3    5     7         map  Ljava/util/Map<Ljava/lang/Class<*>;Ljava/lang/Object;>;
    MethodParameters:
            Name  Flags
      metaAccess  
      original    
      annotated   
      receiver    
}
SourceFile: "JavaLangSubstitutions.java"
NestHost: com.oracle.svm.core.jdk.JavaLangSubstitutions
InnerClasses:
  public abstract CustomFieldValueComputer = com.oracle.svm.core.annotate.RecomputeFieldValue$CustomFieldValueComputer of com.oracle.svm.core.annotate.RecomputeFieldValue
  ClassValueInitializer = com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueInitializer of com.oracle.svm.core.jdk.JavaLangSubstitutions
  public final ClassValueSupport = com.oracle.svm.core.jdk.JavaLangSubstitutions$ClassValueSupport of com.oracle.svm.core.jdk.JavaLangSubstitutions