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Diffstat (limited to 'connectivity/source/drivers/firebird/Clob.hxx')
-rw-r--r-- | connectivity/source/drivers/firebird/Clob.hxx | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/connectivity/source/drivers/firebird/Clob.hxx b/connectivity/source/drivers/firebird/Clob.hxx new file mode 100644 index 000000000..626b284d3 --- /dev/null +++ b/connectivity/source/drivers/firebird/Clob.hxx @@ -0,0 +1,69 @@ +/* -*- 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/. + */ + +#ifndef INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_FIREBIRD_CLOB_HXX +#define INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_FIREBIRD_CLOB_HXX + +#include "Blob.hxx" + +#include <cppuhelper/compbase.hxx> + +#include <com/sun/star/io/XInputStream.hpp> +#include <com/sun/star/sdbc/XClob.hpp> +#include <rtl/ref.hxx> + +namespace connectivity +{ + namespace firebird + { + typedef ::cppu::WeakComponentImplHelper< css::sdbc::XClob > + Clob_BASE; + + class Clob : + public Clob_BASE + { + protected: + ::osl::Mutex m_aMutex; + + /* + * In Firebird Clob (textual Blob) is a subtype of blob, + * hence we store the data in a Blob, and the Clob class is + * a wrapper around that. + */ + rtl::Reference<connectivity::firebird::Blob> m_aBlob; + + sal_Int64 m_nCharCount; + + public: + Clob(isc_db_handle* pDatabaseHandle, + isc_tr_handle* pTransactionHandle, + ISC_QUAD const & aBlobID); + + // ---- XClob ---------------------------------------------------- + virtual sal_Int64 SAL_CALL + length() override; + virtual OUString SAL_CALL + getSubString(sal_Int64 aPosition, sal_Int32 aLength) override; + virtual css::uno::Reference< css::io::XInputStream > SAL_CALL + getCharacterStream() override; + virtual sal_Int64 SAL_CALL + position(const OUString& rPattern, + sal_Int32 aStart) override; + virtual sal_Int64 SAL_CALL + positionOfClob(const ::css::uno::Reference< ::css::sdbc::XClob >& rPattern, + sal_Int64 aStart) override; + // ---- OComponentHelper ------------------------------------------ + virtual void SAL_CALL disposing() override; + }; + } + +} + +#endif // INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_FIREBIRD_CLOB_HXX +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |