Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream

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

1 files changed, 112 insertions, 0 deletions

diff --git a/connectivity/source/inc/file/fcomp.hxx b/connectivity/source/inc/file/fcomp.hxx
new file mode 100644
index 000000000..f43b05374
--- /dev/null
+++ b/connectivity/source/inc/file/fcomp.hxx
@@ -0,0 +1,112 @@
+/* -*- 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 .
+ */
+#ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FCOMP_HXX
+#define INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FCOMP_HXX
+
+#include <file/fcode.hxx>
+
+namespace connectivity
+{
+    class OSQLParseNode;
+    namespace file
+    {
+        class OCode;
+        class OOperand;
+        class OSQLAnalyzer;
+        typedef std::vector<std::unique_ptr<OCode>> OCodeList;
+
+        class OPredicateCompiler final : public ::salhelper::SimpleReferenceObject
+        {
+            friend class OPredicateInterpreter;
+            friend class OSQLAnalyzer;
+
+            OCodeList                               m_aCodeList;
+            css::uno::Reference< css::container::XNameAccess> m_orgColumns; // in filecurs this are the filecolumns
+            OSQLAnalyzer*                           m_pAnalyzer;
+            sal_Int32                               m_nParamCounter;
+        public:
+            OPredicateCompiler(OSQLAnalyzer* pAnalyzer);
+
+            virtual ~OPredicateCompiler() override;
+
+            void dispose();
+
+            void start(connectivity::OSQLParseNode const * pSQLParseNode);
+            OOperand* execute(connectivity::OSQLParseNode const * pPredicateNode);
+
+            void Clean();
+            bool isClean() const {return m_aCodeList.empty();}
+            bool hasCode() const {return !isClean();}
+            void  setOrigColumns(const css::uno::Reference< css::container::XNameAccess>& rCols) { m_orgColumns = rCols; }
+            const css::uno::Reference< css::container::XNameAccess>& getOrigColumns() const { return m_orgColumns; }
+        private:
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void execute_COMPARE(connectivity::OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void execute_LIKE(connectivity::OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void execute_BETWEEN(connectivity::OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void execute_ISNULL(connectivity::OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            OOperand* execute_Operand(connectivity::OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void execute_Fold(OSQLParseNode const * pPredicateNode);
+            /// @throws css::sdbc::SQLException
+            /// @throws css::uno::RuntimeException
+            void executeFunction(OSQLParseNode const * pPredicateNode);
+        };
+
+
+        class OPredicateInterpreter :
+            public ::salhelper::SimpleReferenceObject
+        {
+            OCodeStack          m_aStack;
+            ::rtl::Reference<OPredicateCompiler> m_rCompiler;
+
+        public:
+            OPredicateInterpreter(const ::rtl::Reference<OPredicateCompiler>& rComp) : m_rCompiler(rComp){}
+            virtual ~OPredicateInterpreter() override;
+
+            bool        evaluate(OCodeList& rCodeList);
+            void        evaluateSelection(OCodeList& rCodeList, ORowSetValueDecoratorRef const & _rVal);
+
+            bool start()
+            {
+                return evaluate(m_rCompiler->m_aCodeList);
+            }
+
+            void startSelection(ORowSetValueDecoratorRef const & _rVal)
+            {
+                evaluateSelection(m_rCompiler->m_aCodeList,_rVal);
+            }
+
+
+        };
+    }
+}
+#endif // INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FCOMP_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */