connectivity DatabaseMetaData: pull out OComponent from OCalc/Writer

Only getURL() and getTables() is custom, the rest can be shared.

Change-Id: I9d282a30f722bce0c05b37c7d005c84193e01b7c
Reviewed-on: https://gerrit.libreoffice.org/42152Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>

connectivity/Library_file.mk

@@ -42,6 +42,7 @@ $(eval $(call gb_Library_use_libraries,file,\
 
 $(eval $(call gb_Library_add_exception_objects,file,\
 	connectivity/source/drivers/component/CColumns \
+	connectivity/source/drivers/component/CDatabaseMetaData \
 	connectivity/source/drivers/component/CPreparedStatement \
 	connectivity/source/drivers/component/CResultSet \
 	connectivity/source/drivers/component/CStatement \

connectivity/source/inc/calc/CDatabaseMetaData.hxx

@@ -20,7 +20,7 @@
 #ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_CALC_CDATABASEMETADATA_HXX
 #define INCLUDED_CONNECTIVITY_SOURCE_INC_CALC_CDATABASEMETADATA_HXX
 
-#include "file/FDatabaseMetaData.hxx"
+#include "component/CDatabaseMetaData.hxx"
 
 namespace connectivity
 {
@@ -30,16 +30,9 @@ namespace connectivity
         //************ Class: java.sql.DatabaseMetaDataDate
 
 
-        class OCalcDatabaseMetaData :   public file::ODatabaseMetaData
+        class OCalcDatabaseMetaData :   public component::OComponentDatabaseMetaData
         {
-            virtual css::uno::Reference< css::sdbc::XResultSet > impl_getTypeInfo_throw() override;
             virtual OUString SAL_CALL getURL(  ) override;
-            virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL getColumns( const css::uno::Any& catalog, const OUString& schemaPattern, const OUString& tableNamePattern, const OUString& columnNamePattern ) override;
-            virtual sal_Int32 SAL_CALL getMaxBinaryLiteralLength(  ) override;
-            virtual sal_Int32 SAL_CALL getMaxCharLiteralLength(  ) override;
-            virtual sal_Int32 SAL_CALL getMaxColumnNameLength(  ) override;
-            virtual sal_Int32 SAL_CALL getMaxColumnsInIndex(  ) override;
-            virtual sal_Int32 SAL_CALL getMaxColumnsInTable(  ) override;
             virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL getTables( const css::uno::Any& catalog, const OUString& schemaPattern, const OUString& tableNamePattern, const css::uno::Sequence< OUString >& types ) override;
         protected:
             virtual ~OCalcDatabaseMetaData() override;

connectivity/source/inc/component/CDatabaseMetaData.hxx

+/* -*- 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_COMPONENT_CDATABASEMETADATA_HXX
+#define INCLUDED_CONNECTIVITY_SOURCE_INC_COMPONENT_CDATABASEMETADATA_HXX
+
+#include "file/FDatabaseMetaData.hxx"
+
+namespace connectivity
+{
+    namespace component
+    {
+
+        //************ Class: java.sql.DatabaseMetaDataDate
+
+
+        class OOO_DLLPUBLIC_FILE OComponentDatabaseMetaData :   public file::ODatabaseMetaData
+        {
+            virtual css::uno::Reference< css::sdbc::XResultSet > impl_getTypeInfo_throw() override;
+            virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL getColumns( const css::uno::Any& catalog, const OUString& schemaPattern, const OUString& tableNamePattern, const OUString& columnNamePattern ) override;
+            virtual sal_Int32 SAL_CALL getMaxBinaryLiteralLength(  ) override;
+            virtual sal_Int32 SAL_CALL getMaxCharLiteralLength(  ) override;
+            virtual sal_Int32 SAL_CALL getMaxColumnNameLength(  ) override;
+            virtual sal_Int32 SAL_CALL getMaxColumnsInIndex(  ) override;
+            virtual sal_Int32 SAL_CALL getMaxColumnsInTable(  ) override;
+        protected:
+            virtual ~OComponentDatabaseMetaData() override;
+        public:
+            OComponentDatabaseMetaData(file::OConnection* _pCon);
+        };
+    }
+}
+
+#endif // INCLUDED_CONNECTIVITY_SOURCE_INC_COMPONENT_CDATABASEMETADATA_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

connectivity/source/inc/writer/WDatabaseMetaData.hxx

@@ -20,23 +20,16 @@
 #ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_WRITER_WDATABASEMETADATA_HXX
 #define INCLUDED_CONNECTIVITY_SOURCE_INC_WRITER_WDATABASEMETADATA_HXX
 
-#include "file/FDatabaseMetaData.hxx"
+#include "component/CDatabaseMetaData.hxx"
 
 namespace connectivity
 {
 namespace writer
 {
 
-class OWriterDatabaseMetaData : public file::ODatabaseMetaData
+class OWriterDatabaseMetaData : public component::OComponentDatabaseMetaData
 {
-    virtual css::uno::Reference< css::sdbc::XResultSet > impl_getTypeInfo_throw() override;
     virtual OUString SAL_CALL getURL() override;
-    virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL getColumns(const css::uno::Any& catalog, const OUString& schemaPattern, const OUString& tableNamePattern, const OUString& columnNamePattern) override;
-    virtual sal_Int32 SAL_CALL getMaxBinaryLiteralLength() override;
-    virtual sal_Int32 SAL_CALL getMaxCharLiteralLength() override;
-    virtual sal_Int32 SAL_CALL getMaxColumnNameLength() override;
-    virtual sal_Int32 SAL_CALL getMaxColumnsInIndex() override;
-    virtual sal_Int32 SAL_CALL getMaxColumnsInTable() override;
     virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL getTables(const css::uno::Any& catalog, const OUString& schemaPattern, const OUString& tableNamePattern, const css::uno::Sequence< OUString >& types) override;
 protected:
     virtual ~OWriterDatabaseMetaData() override;