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diff --git a/ucb/source/ucp/webdav/SerfHeadReqProcImpl.cxx b/ucb/source/ucp/webdav/SerfHeadReqProcImpl.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "SerfHeadReqProcImpl.hxx"
+
+using namespace com::sun::star;
+
+namespace http_dav_ucp
+{
+
+SerfHeadReqProcImpl::SerfHeadReqProcImpl( const char* inPath,
+ const DAVRequestHeaders& inRequestHeaders,
+ const std::vector< OUString > & inHeaderNames,
+ DAVResource & ioResource )
+ : SerfRequestProcessorImpl( inPath, inRequestHeaders )
+ , mpHeaderNames( &inHeaderNames )
+ , mpResource( &ioResource )
+{
+}
+
+SerfHeadReqProcImpl::~SerfHeadReqProcImpl()
+{
+}
+
+serf_bucket_t * SerfHeadReqProcImpl::createSerfRequestBucket( serf_request_t * inSerfRequest )
+{
+ // create serf request
+ serf_bucket_t *req_bkt = serf_request_bucket_request_create( inSerfRequest,
+ "HEAD",
+ getPathStr(),
+
+ nullptr,
+ serf_request_get_alloc( inSerfRequest ) );
+
+ // set request header fields
+ serf_bucket_t* hdrs_bkt = serf_bucket_request_get_headers( req_bkt );
+ // general header fields provided by caller
+ setRequestHeaders( hdrs_bkt );
+
+ return req_bkt;
+}
+
+void SerfHeadReqProcImpl::processChunkOfResponseData( const char* /*data*/,
+ apr_size_t /*len*/ )
+{
+ // nothing to do
+}
+
+namespace
+{
+ apr_status_t Serf_ProcessResponseHeader( void* inUserData,
+ const char* inHeaderName,
+ const char* inHeaderValue )
+ {
+ SerfHeadReqProcImpl* pReqProcImpl = static_cast< SerfHeadReqProcImpl* >( inUserData );
+ pReqProcImpl->processSingleResponseHeader( inHeaderName,
+ inHeaderValue );
+
+ return APR_SUCCESS;
+ }
+} // end of anonymous namespace
+
+void SerfHeadReqProcImpl::handleEndOfResponseData( serf_bucket_t * inSerfResponseBucket )
+{
+ // read response header, if requested
+ if ( mpHeaderNames != nullptr && mpResource != nullptr )
+ {
+ serf_bucket_t* SerfHeaderBucket = serf_bucket_response_get_headers( inSerfResponseBucket );
+ if ( SerfHeaderBucket != nullptr )
+ {
+ serf_bucket_headers_do( SerfHeaderBucket,
+ Serf_ProcessResponseHeader,
+ this );
+ }
+ }
+}
+
+void SerfHeadReqProcImpl::processSingleResponseHeader( const char* inHeaderName,
+ const char* inHeaderValue )
+{
+ OUString aHeaderName( OUString::createFromAscii( inHeaderName ) );
+
+ bool bStoreHeaderField = false;
+
+ if ( mpHeaderNames->empty() )
+ {
+ // store all header fields
+ bStoreHeaderField = true;
+ }
+ else
+ {
+ // store only header fields which are requested
+ bStoreHeaderField = std::any_of(mpHeaderNames->begin(), mpHeaderNames->end(),
+ [&aHeaderName](const OUString& rHeaderName) {
+ // header names are case insensitive
+ return rHeaderName.equalsIgnoreAsciiCase( aHeaderName );
+ });
+ }
+
+ if ( bStoreHeaderField )
+ {
+ DAVPropertyValue thePropertyValue;
+ thePropertyValue.IsCaseSensitive = false;
+ thePropertyValue.Name = aHeaderName;
+ thePropertyValue.Value <<= OUString::createFromAscii( inHeaderValue );
+ mpResource->properties.push_back( thePropertyValue );
+ }
+}
+
+} // namespace http_dav_ucp
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */