@Override
            public sun.misc.Unsafe run() throws Exception {
              Class<sun.misc.Unsafe> k = sun.misc.Unsafe.class;
              for (java.lang.reflect.Field f : k.getDeclaredFields()) {
                f.setAccessible(true);
                Object x = f.get(null);
                if (k.isInstance(x)) return k.cast(x);
              }
              throw new NoSuchFieldError("the Unsafe");

    }
  }

  // Visible for other tests to use
  static ImmutableSet<Field> relevantFields(Class<?> cls) {
    ImmutableSet.Builder<Field> builder = ImmutableSet.builder();
    for (Field field : cls.getDeclaredFields()) {
      /*
       * Coverage mode generates synthetic fields.  If we ever add private
       * fields, they will cause similar problems, and we may want to switch
       * this check to isAccessible().
       */

    }
  }

  // Visible for other tests to use
  static ImmutableSet<Field> relevantFields(Class<?> cls) {
    ImmutableSet.Builder<Field> builder = ImmutableSet.builder();
    for (Field field : cls.getDeclaredFields()) {
      /*
       * Coverage mode generates synthetic fields.  If we ever add private
       * fields, they will cause similar problems, and we may want to switch
       * this check to isAccessible().
       */

                @Override
                public sun.misc.Unsafe run() throws Exception {
                  Class<sun.misc.Unsafe> k = sun.misc.Unsafe.class;
                  for (java.lang.reflect.Field f : k.getDeclaredFields()) {
                    f.setAccessible(true);
                    Object x = f.get(null);
                    if (k.isInstance(x)) {
                      return k.cast(x);
                    }

            @Override
            public sun.misc.Unsafe run() throws Exception {
              Class<sun.misc.Unsafe> k = sun.misc.Unsafe.class;
              for (java.lang.reflect.Field f : k.getDeclaredFields()) {
                f.setAccessible(true);
                Object x = f.get(null);
                if (k.isInstance(x)) return k.cast(x);
              }
              throw new NoSuchFieldError("the Unsafe");

              @Override
              public sun.misc.Unsafe run() throws Exception {
                Class<sun.misc.Unsafe> k = sun.misc.Unsafe.class;
                for (java.lang.reflect.Field f : k.getDeclaredFields()) {
                  f.setAccessible(true);
                  Object x = f.get(null);
                  if (k.isInstance(x)) return k.cast(x);
                }

            if (cls.isArray()) {
                evaluateArray(target);
            } else if (isQualifiedForInterpolation(cls)) {
                Field[] fields = FIELDS_BY_CLASS.computeIfAbsent(cls, k -> cls.getDeclaredFields());

                for (Field field : fields) {
                    Class<?> type = field.getType();
                    if (isQualifiedForInterpolation(field, type)) {

            @Override
            public sun.misc.Unsafe run() throws Exception {
              Class<sun.misc.Unsafe> k = sun.misc.Unsafe.class;
              for (java.lang.reflect.Field f : k.getDeclaredFields()) {
                f.setAccessible(true);
                Object x = f.get(null);
                if (k.isInstance(x)) return k.cast(x);
              }
              throw new NoSuchFieldError("the Unsafe");

      try {
        return AccessController.doPrivileged(
            (PrivilegedExceptionAction<Unsafe>)
                () -> {
                  Class<Unsafe> k = Unsafe.class;
                  for (Field f : k.getDeclaredFields()) {
                    f.setAccessible(true);
                    Object x = f.get(null);
                    if (k.isInstance(x)) {
                      return k.cast(x);
                    }

     * クラスまたはインターフェースに定義されたフィールドを追加します。
     *
     * @param clazz
     *            対象のクラスまたはインターフェース
     */
    protected void addFieldDescs(final Class<?> clazz) {
        for (final Field field : clazz.getDeclaredFields()) {
            final String fname = field.getName();
            if (fieldDescCache.containsKey(fname)) {
                continue;
            }
            setFieldAccessible(field);