https://www.graalvm.org/ 
class org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner extends org.graalvm.compiler.lir.LIRIntrospection$LIRFieldsScanner
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner
  super_class: org.graalvm.compiler.lir.LIRIntrospection$LIRFieldsScanner
{
  void <init>(org.graalvm.compiler.core.common.FieldsScanner$CalcOffset);
    descriptor: (Lorg/graalvm/compiler/core/common/FieldsScanner$CalcOffset;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner this
        start local 1 // org.graalvm.compiler.core.common.FieldsScanner$CalcOffset calc
         0: .line 85
            aload 0 /* this */
            aload 1 /* calc */
            invokespecial org.graalvm.compiler.lir.LIRIntrospection$LIRFieldsScanner.<init>:(Lorg/graalvm/compiler/core/common/FieldsScanner$CalcOffset;)V
         1: .line 86
            aload 0 /* this */
            getfield org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner.valueAnnotations:Lorg/graalvm/collections/EconomicMap;
            ldc Lorg/graalvm/compiler/lir/CompositeValue$Component;
            new org.graalvm.compiler.lir.LIRIntrospection$OperandModeAnnotation
            dup
            invokespecial org.graalvm.compiler.lir.LIRIntrospection$OperandModeAnnotation.<init>:()V
            invokeinterface org.graalvm.collections.EconomicMap.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         2: .line 87
            return
        end local 1 // org.graalvm.compiler.core.common.FieldsScanner$CalcOffset calc
        end local 0 // org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/graalvm/compiler/lir/CompositeValueClass$CompositeValueFieldsScanner;
            0    3     1  calc  Lorg/graalvm/compiler/core/common/FieldsScanner$CalcOffset;
    MethodParameters:
      Name  Flags
      calc  

  protected java.util.EnumSet<org.graalvm.compiler.lir.LIRInstruction$OperandFlag> getFlags(java.lang.reflect.Field);
    descriptor: (Ljava/lang/reflect/Field;)Ljava/util/EnumSet;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner this
        start local 1 // java.lang.reflect.Field field
         0: .line 91
            ldc Lorg/graalvm/compiler/lir/LIRInstruction$OperandFlag;
            invokestatic java.util.EnumSet.noneOf:(Ljava/lang/Class;)Ljava/util/EnumSet;
            astore 2 /* result */
        start local 2 // java.util.EnumSet result
         1: .line 92
            aload 1 /* field */
            ldc Lorg/graalvm/compiler/lir/CompositeValue$Component;
            invokevirtual java.lang.reflect.Field.isAnnotationPresent:(Ljava/lang/Class;)Z
            ifeq 4
         2: .line 93
            aload 2 /* result */
            aload 1 /* field */
            ldc Lorg/graalvm/compiler/lir/CompositeValue$Component;
            invokevirtual java.lang.reflect.Field.getAnnotation:(Ljava/lang/Class;)Ljava/lang/annotation/Annotation;
            checkcast org.graalvm.compiler.lir.CompositeValue$Component
            invokeinterface org.graalvm.compiler.lir.CompositeValue$Component.value:()[Lorg/graalvm/compiler/lir/LIRInstruction$OperandFlag;
            invokestatic java.util.Arrays.asList:([Ljava/lang/Object;)Ljava/util/List;
            invokevirtual java.util.EnumSet.addAll:(Ljava/util/Collection;)Z
            pop
         3: .line 94
            goto 5
         4: .line 95
      StackMap locals: java.util.EnumSet
      StackMap stack:
            invokestatic org.graalvm.compiler.debug.GraalError.shouldNotReachHere:()Ljava/lang/RuntimeException;
            pop
         5: .line 97
      StackMap locals:
      StackMap stack:
            aload 2 /* result */
            areturn
        end local 2 // java.util.EnumSet result
        end local 1 // java.lang.reflect.Field field
        end local 0 // org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    this  Lorg/graalvm/compiler/lir/CompositeValueClass$CompositeValueFieldsScanner;
            0    6     1   field  Ljava/lang/reflect/Field;
            1    6     2  result  Ljava/util/EnumSet<Lorg/graalvm/compiler/lir/LIRInstruction$OperandFlag;>;
    Signature: (Ljava/lang/reflect/Field;)Ljava/util/EnumSet<Lorg/graalvm/compiler/lir/LIRInstruction$OperandFlag;>;
    MethodParameters:
       Name  Flags
      field  
}
SourceFile: "CompositeValueClass.java"
NestHost: org.graalvm.compiler.lir.CompositeValueClass
InnerClasses:
  public abstract CalcOffset = org.graalvm.compiler.core.common.FieldsScanner$CalcOffset of org.graalvm.compiler.core.common.FieldsScanner
  public abstract Component = org.graalvm.compiler.lir.CompositeValue$Component of org.graalvm.compiler.lir.CompositeValue
  private CompositeValueFieldsScanner = org.graalvm.compiler.lir.CompositeValueClass$CompositeValueFieldsScanner of org.graalvm.compiler.lir.CompositeValueClass
  public final OperandFlag = org.graalvm.compiler.lir.LIRInstruction$OperandFlag of org.graalvm.compiler.lir.LIRInstruction
  protected abstract LIRFieldsScanner = org.graalvm.compiler.lir.LIRIntrospection$LIRFieldsScanner of org.graalvm.compiler.lir.LIRIntrospection
  protected OperandModeAnnotation = org.graalvm.compiler.lir.LIRIntrospection$OperandModeAnnotation of org.graalvm.compiler.lir.LIRIntrospection