Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 64 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..7fc5459d5
--- /dev/null
+++ b/connectivity/source/drivers/firebird/Clob.hxx
@@ -0,0 +1,64 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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/.
+ */
+
+#pragma once
+
+#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::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;
+        };
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */