src/java.base/share/classes/java/lang/reflect/Field.java

*** 24,10 ***
--- 24,11 ---
   */
  
  package java.lang.reflect;
  
  import jdk.internal.access.SharedSecrets;
+ import jdk.internal.value.PrimitiveClass;
  import jdk.internal.reflect.CallerSensitive;
  import jdk.internal.reflect.FieldAccessor;
  import jdk.internal.reflect.Reflection;
  import jdk.internal.vm.annotation.ForceInline;
  import jdk.internal.vm.annotation.Stable;

*** 129,10 ***
--- 130,11 ---
            boolean trustedFinal,
            int slot,
            String signature,
            byte[] annotations)
      {
+         assert PrimitiveClass.isPrimaryType(declaringClass);
          this.clazz = declaringClass;
          this.name = name;
          this.type = type;
          this.modifiers = modifiers;
          this.trustedFinal = trustedFinal;

*** 214,17 ***
      }
  
      /**
       * {@return an unmodifiable set of the {@linkplain AccessFlag
       * access flags} for this field, possibly empty}
       * @see #getModifiers()
       * @jvms 4.5 Fields
       * @since 20
       */
      @Override
      public Set<AccessFlag> accessFlags() {
!         return AccessFlag.maskToAccessFlags(getModifiers(), AccessFlag.Location.FIELD);
      }
  
      /**
       * Returns {@code true} if this field represents an element of
       * an enumerated class; returns {@code false} otherwise.
--- 216,23 ---
      }
  
      /**
       * {@return an unmodifiable set of the {@linkplain AccessFlag
       * access flags} for this field, possibly empty}
+      * The {@code AccessFlags} may depend on the class file format version of the class.
+      *
       * @see #getModifiers()
       * @jvms 4.5 Fields
       * @since 20
       */
      @Override
      public Set<AccessFlag> accessFlags() {
!         int major = SharedSecrets.getJavaLangAccess().classFileFormatVersion(getDeclaringClass()) & 0xffff;
+         var cffv = ClassFileFormatVersion.fromMajor(major);
+         return AccessFlag.maskToAccessFlags(getModifiers(),
+                 AccessFlag.Location.FIELD,
+                 cffv);
      }
  
      /**
       * Returns {@code true} if this field represents an element of
       * an enumerated class; returns {@code false} otherwise.

*** 344,17 ***
       */
      public String toString() {
          int mod = getModifiers();
          return (((mod == 0) ? "" : (Modifier.toString(mod) + " "))
              + getType().getTypeName() + " "
!             + getDeclaringClass().getTypeName() + "."
              + getName());
      }
  
      @Override
      String toShortString() {
!         return "field " + getDeclaringClass().getTypeName() + "." + getName();
      }
  
      /**
       * Returns a string describing this {@code Field}, including
       * its generic type.  The format is the access modifiers for the
--- 352,25 ---
       */
      public String toString() {
          int mod = getModifiers();
          return (((mod == 0) ? "" : (Modifier.toString(mod) + " "))
              + getType().getTypeName() + " "
!             + getDeclaringClassTypeName() + "."
              + getName());
      }
  
      @Override
      String toShortString() {
!         return "field " + getDeclaringClassTypeName() + "." + getName();
+     }
+ 
+     String getDeclaringClassTypeName() {
+         Class<?> c = getDeclaringClass();
+         if (PrimitiveClass.isPrimitiveClass(c)) {
+             c = PrimitiveClass.asValueType(c);
+         }
+         return c.getTypeName();
      }
  
      /**
       * Returns a string describing this {@code Field}, including
       * its generic type.  The format is the access modifiers for the

*** 378,11 ***
      public String toGenericString() {
          int mod = getModifiers();
          Type fieldType = getGenericType();
          return (((mod == 0) ? "" : (Modifier.toString(mod) + " "))
              + fieldType.getTypeName() + " "
!             + getDeclaringClass().getTypeName() + "."
              + getName());
      }
  
      /**
       * Returns the value of the field represented by this {@code Field}, on
--- 394,11 ---
      public String toGenericString() {
          int mod = getModifiers();
          Type fieldType = getGenericType();
          return (((mod == 0) ? "" : (Modifier.toString(mod) + " "))
              + fieldType.getTypeName() + " "
!             + getDeclaringClassTypeName() + "."
              + getName());
      }
  
      /**
       * Returns the value of the field represented by this {@code Field}, on

*** 771,11 ***
       * <ul>
       * <li>{@link #setAccessible(boolean) setAccessible(true)} has succeeded for
       *     this {@code Field} object;</li>
       * <li>the field is non-static; and</li>
       * <li>the field's declaring class is not a {@linkplain Class#isHidden()
!      *     hidden class}; and</li>
       * <li>the field's declaring class is not a {@linkplain Class#isRecord()
       *     record class}.</li>
       * </ul>
       * If any of the above checks is not met, this method throws an
       * {@code IllegalAccessException}.
--- 787,13 ---
       * <ul>
       * <li>{@link #setAccessible(boolean) setAccessible(true)} has succeeded for
       *     this {@code Field} object;</li>
       * <li>the field is non-static; and</li>
       * <li>the field's declaring class is not a {@linkplain Class#isHidden()
!      *     hidden class};</li>
+      * <li>the field's declaring class is not a {@linkplain Class#isValue()
+      *     value class}; and</li>
       * <li>the field's declaring class is not a {@linkplain Class#isRecord()
       *     record class}.</li>
       * </ul>
       * If any of the above checks is not met, this method throws an
       * {@code IllegalAccessException}.