try
{
XDocumentInfoSupplier xDocumentInfoSupplier =
(XDocumentInfoSupplier) UnoRuntime.queryInterface(XDocumentInfoSupplier.class, xComponent);
XDocumentInfo xDocumentInfo = xDocumentInfoSupplier.getDocumentInfo();
xDocumentInfo.setUserFieldName((short) 0, "eXoRemoteFileName");
xDocumentInfo.setUserFieldValue((short) 0, remoteUrl);
// XStorable xStorable = (XStorable)UnoRuntime.queryInterface(
// XStorable.class, xComponent);
// xStorable.store();