bucket.hpp

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// Copyright 2009-present MongoDB, Inc.
//
// Licensed 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
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#pragma once
 
#include <istream>
#include <memory>
#include <ostream>
 
#include <mongocxx/database-fwd.hpp>
#include <mongocxx/gridfs/bucket-fwd.hpp>
 
#include <bsoncxx/document/view_or_value.hpp>
#include <bsoncxx/stdx/optional.hpp>
#include <bsoncxx/stdx/string_view.hpp>
#include <bsoncxx/types/bson_value/view.hpp>
 
#include <mongocxx/cursor.hpp>
#include <mongocxx/gridfs/downloader.hpp>
#include <mongocxx/gridfs/uploader.hpp>
#include <mongocxx/options/find.hpp>
#include <mongocxx/options/gridfs/bucket.hpp>
#include <mongocxx/options/gridfs/upload.hpp>
#include <mongocxx/result/gridfs/upload.hpp>
 
#include <mongocxx/config/prelude.hpp>
 
namespace mongocxx {
namespace v_noabi {
namespace gridfs {

class bucket {
   public:
    MONGOCXX_ABI_EXPORT_CDECL() bucket() noexcept;

    MONGOCXX_ABI_EXPORT_CDECL() bucket(bucket&&) noexcept;

    MONGOCXX_ABI_EXPORT_CDECL(bucket&) operator=(bucket&&) noexcept;

    MONGOCXX_ABI_EXPORT_CDECL() bucket(bucket const&);

    MONGOCXX_ABI_EXPORT_CDECL(bucket&) operator=(bucket const&);

    MONGOCXX_ABI_EXPORT_CDECL() ~bucket();

    explicit MONGOCXX_ABI_EXPORT_CDECL() operator bool() const noexcept;

    MONGOCXX_ABI_EXPORT_CDECL(uploader)
    open_upload_stream(bsoncxx::v_noabi::stdx::string_view filename, options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(uploader)
    open_upload_stream(
        client_session const& session,
        bsoncxx::v_noabi::stdx::string_view filename,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(uploader)
    open_upload_stream_with_id(
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(uploader)
    open_upload_stream_with_id(
        client_session const& session,
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(result::gridfs::upload)
    upload_from_stream(
        bsoncxx::v_noabi::stdx::string_view filename,
        std::istream* source,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(result::gridfs::upload)
    upload_from_stream(
        client_session const& session,
        bsoncxx::v_noabi::stdx::string_view filename,
        std::istream* source,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(void)
    upload_from_stream_with_id(
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        std::istream* source,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(void)
    upload_from_stream_with_id(
        client_session const& session,
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        std::istream* source,
        options::gridfs::upload const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(downloader)
    open_download_stream(bsoncxx::v_noabi::types::bson_value::view id);

    MONGOCXX_ABI_EXPORT_CDECL(downloader)
    open_download_stream(client_session const& session, bsoncxx::v_noabi::types::bson_value::view id);

    MONGOCXX_ABI_EXPORT_CDECL(void)
    download_to_stream(bsoncxx::v_noabi::types::bson_value::view id, std::ostream* destination);

    MONGOCXX_ABI_EXPORT_CDECL(void)
    download_to_stream(
        bsoncxx::v_noabi::types::bson_value::view id,
        std::ostream* destination,
        std::size_t start,
        std::size_t end);

    MONGOCXX_ABI_EXPORT_CDECL(void)
    download_to_stream(
        client_session const& session,
        bsoncxx::v_noabi::types::bson_value::view id,
        std::ostream* destination);

    MONGOCXX_ABI_EXPORT_CDECL(void)
    download_to_stream(
        client_session const& session,
        bsoncxx::v_noabi::types::bson_value::view id,
        std::ostream* destination,
        std::size_t start,
        std::size_t end);

    MONGOCXX_ABI_EXPORT_CDECL(void) delete_file(bsoncxx::v_noabi::types::bson_value::view id);

    MONGOCXX_ABI_EXPORT_CDECL(void)
    delete_file(client_session const& session, bsoncxx::v_noabi::types::bson_value::view id);

    MONGOCXX_ABI_EXPORT_CDECL(cursor)
    find(bsoncxx::v_noabi::document::view_or_value filter, options::find const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(cursor)
    find(
        client_session const& session,
        bsoncxx::v_noabi::document::view_or_value filter,
        options::find const& options = {});

    MONGOCXX_ABI_EXPORT_CDECL(bsoncxx::v_noabi::stdx::string_view) bucket_name() const;
 
   private:
    friend ::mongocxx::v_noabi::database;
 
    // Constructs a new GridFS bucket.  Throws if options are invalid.
    bucket(database const& db, options::gridfs::bucket const& options);
 
    void create_indexes_if_nonexistent(client_session const* session);
 
    uploader _open_upload_stream_with_id(
        client_session const* session,
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        options::gridfs::upload const& options);
 
    void _upload_from_stream_with_id(
        client_session const* session,
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::string_view filename,
        std::istream* source,
        options::gridfs::upload const& options);
 
    downloader _open_download_stream(
        client_session const* session,
        bsoncxx::v_noabi::types::bson_value::view id,
        bsoncxx::v_noabi::stdx::optional<std::size_t> start,
        bsoncxx::v_noabi::stdx::optional<std::size_t> end);
 
    void _download_to_stream(
        client_session const* session,
        bsoncxx::v_noabi::types::bson_value::view id,
        std::ostream* destination,
        bsoncxx::v_noabi::stdx::optional<std::size_t> start,
        bsoncxx::v_noabi::stdx::optional<std::size_t> end);
 
    void _delete_file(client_session const* session, bsoncxx::v_noabi::types::bson_value::view id);
 
    class impl;
 
    impl& _get_impl();
    impl const& _get_impl() const;
 
    std::unique_ptr<impl> _impl;
};
class bucket {…};
 
} // namespace gridfs
} // namespace v_noabi
} // namespace mongocxx
 
#include <mongocxx/config/postlude.hpp>