}

    @Override
    public ActionFuture<FieldCapabilitiesResponse> fieldCaps(final FieldCapabilitiesRequest request) {
        return client.fieldCaps(request);
    }

    @Override
    public void fieldCaps(final FieldCapabilitiesRequest request, final ActionListener<FieldCapabilitiesResponse> listener) {
        client.fieldCaps(request, listener);
    }

    @Override

import org.opensearch.action.explain.ExplainRequestBuilder;
import org.opensearch.action.explain.ExplainResponse;
import org.opensearch.action.fieldcaps.FieldCapabilitiesRequest;
import org.opensearch.action.fieldcaps.FieldCapabilitiesRequestBuilder;
import org.opensearch.action.fieldcaps.FieldCapabilitiesResponse;
import org.opensearch.action.get.GetRequest;
import org.opensearch.action.get.GetRequestBuilder;

        Map<String, Field> fieldMap = new HashMap<>();

        for (Object member : new DeclaredMembers(beanType, View.FIELDS)) {
            Field field = (Field) member;
            if (!Modifier.isStatic(field.getModifiers())) {
                fieldMap.put(field.getName(), field);
            }
        }

        return fieldMap;
    }

    /**