@Override
      public @NotNull Map<String, XsdNamespaceBuilder> map(final @NotNull FileContent inputData) {
        XsdNamespaceBuilder builder =
          XsdNamespaceBuilder.computeNamespace(CharArrayUtil.readerFromCharSequence(inputData.getContentAsText()));
        String namespace = builder.getNamespace();
        return Collections.singletonMap(ObjectUtils.notNull(namespace, LOCAL_SCHEMA_ID), builder);
      }
@Override
      public @NotNull Map<String, XsdNamespaceBuilder> map(final @NotNull FileContent inputData)