connectivity/source/drivers/postgresql/pq_tools.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  *  Effective License of whole file:
   5  *
   6  *    This library is free software; you can redistribute it and/or
   7  *    modify it under the terms of the GNU Lesser General Public
   8  *    License version 2.1, as published by the Free Software Foundation.
   9  *
  10  *    This library is distributed in the hope that it will be useful,
  11  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  *    Lesser General Public License for more details.
  14  *
  15  *    You should have received a copy of the GNU Lesser General Public
  16  *    License along with this library; if not, write to the Free Software
  17  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  18  *    MA  02111-1307  USA
  19  *
  20  *  Parts "Copyright by Sun Microsystems, Inc" prior to August 2011:
  21  *
  22  *    The Contents of this file are made available subject to the terms of
  23  *    the GNU Lesser General Public License Version 2.1
  24  *
  25  *    Copyright: 2000 by Sun Microsystems, Inc.
  26  *
  27  *    Contributor(s): Joerg Budischewski
  28  *
  29  *  All parts contributed on or after August 2011:
  30  *
  31  *    This Source Code Form is subject to the terms of the Mozilla Public
  32  *    License, v. 2.0. If a copy of the MPL was not distributed with this
  33  *    file, You can obtain one at http://mozilla.org/MPL/2.0/.
  34  *
  35  ************************************************************************/
  36
  37 #pragma once
  38
  39 #include <com/sun/star/beans/XPropertySet.hpp>
  40 #include <com/sun/star/sdbc/XParameters.hpp>
  41 #include <com/sun/star/util/Date.hpp>
  42 #include <com/sun/star/util/Time.hpp>
  43 #include <com/sun/star/util/DateTime.hpp>
  44
  45 #include <rtl/ustrbuf.hxx>
  46 #include <rtl/string.hxx>
  47
  48 #include "pq_connection.hxx"
  49
  50 #include <string_view>
  51 #include <vector>
  52
  53 namespace
  54 {
  55 // helper to create one-time deleters
  56 template <auto fn>
  57 using deleter_from_fn = std::integral_constant<decltype(fn), fn>;
  58
  59 }
  60
  61 namespace pq_sdbc_driver
  62 {
  63 bool isWhitespace( sal_Unicode c );
  64
  65 OUString concatQualified( std::u16string_view a, std::u16string_view b);
  66
  67 OString OUStringToOString( std::u16string_view str, ConnectionSettings const *settings);
  68
  69 void bufferQuoteConstant( OUStringBuffer & buf, std::u16string_view str, ConnectionSettings *settings );
  70 void bufferQuoteAnyConstant( OUStringBuffer & buf, const css::uno::Any &val, ConnectionSettings *settings );
  71
  72 void bufferEscapeConstant( OUStringBuffer & buf, std::u16string_view str, ConnectionSettings *settings );
  73
  74 OUString sqltype2string(
  75     const css::uno::Reference< css::beans::XPropertySet > & column );
  76
  77
  78 void bufferQuoteQualifiedIdentifier(
  79     OUStringBuffer & buf, std::u16string_view schema, std::u16string_view name, ConnectionSettings *settings );
  80
  81 void bufferQuoteQualifiedIdentifier(
  82     OUStringBuffer & buf,
  83     std::u16string_view schema,
  84     std::u16string_view name,
  85     std::u16string_view col,
  86     ConnectionSettings *settings );
  87
  88 void bufferQuoteIdentifier( OUStringBuffer & buf, std::u16string_view toQuote, ConnectionSettings *settings );
  89 void bufferKey2TableConstraint(
  90     OUStringBuffer &buf,
  91     const css::uno::Reference< css::beans::XPropertySet > &key,
  92     ConnectionSettings *settings  );
  93
  94 OUString extractStringProperty(
  95     const css::uno::Reference< css::beans::XPropertySet > & descriptor,
  96     const OUString &name );
  97
  98 sal_Int32 extractIntProperty(
  99     const css::uno::Reference< css::beans::XPropertySet > & descriptor,
 100     const OUString &name );
 101
 102 bool extractBoolProperty(
 103     const css::uno::Reference< css::beans::XPropertySet > & descriptor,
 104     const OUString &name );
 105
 106 void disposeNoThrow( const css::uno::Reference< css::uno::XInterface > & r );
 107 void disposeObject( const css::uno::Reference< css::uno::XInterface > & r );
 108
 109 OUString extractTableFromInsert( std::u16string_view sql );
 110 OString extractSingleTableFromSelect( const std::vector< OString > &vec );
 111
 112 OUString getColExprForDefaultSettingVal(ConnectionSettings const *settings);
 113
 114 void tokenizeSQL( const OString & sql, std::vector< OString > &vec  );
 115 void splitSQL( const OString & sql, std::vector< OString > &vec  );
 116 std::vector< sal_Int32 > parseIntArray( const OUString & str );
 117 /// @throws css::sdbc::SQLException
 118 std::vector< css::uno::Any > parseArray( std::u16string_view str );
 119
 120 OUString array2String( const css::uno::Sequence< css::uno::Any > &seq );
 121
 122 css::uno::Reference< css::sdbc::XConnection > extractConnectionFromStatement(
 123     const css::uno::Reference< css::uno::XInterface > & stmt );
 124
 125 void splitConcatenatedIdentifier( std::u16string_view source, OUString *first, OUString *second);
 126
 127
 128 void fillAttnum2attnameMap(
 129     Int2StringMap &map,
 130     const css::uno::Reference< css::sdbc::XConnection > &conn,
 131     const OUString &schema,
 132     const OUString &table );
 133
 134 css::uno::Sequence< sal_Int32 > string2intarray( std::u16string_view str );
 135
 136 css::uno::Sequence< OUString > convertMappedIntArray2StringArray(
 137     const Int2StringMap &map, const css::uno::Sequence< sal_Int32> &source );
 138
 139 typedef std::unordered_map< OString, OString > String2StringMap;
 140
 141 OUString querySingleValue(
 142     const css::uno::Reference< css::sdbc::XConnection > &connection,
 143     const OUString &query );
 144
 145 void extractNameValuePairsFromInsert( String2StringMap & map, const OString & lastQuery );
 146 sal_Int32 typeNameToDataType( const OUString &typeName, std::u16string_view typtype );
 147
 148 // copied from connectivity/source/dbtools, can't use the function directly
 149 bool implSetObject( const css::uno::Reference< css::sdbc::XParameters >& _rxParameters,
 150                     const sal_Int32 _nColumnIndex, const css::uno::Any& _rValue);
 151
 152 class DisposeGuard
 153 {
 154     css::uno::Reference< css::uno::XInterface > d;
 155 public:
 156     explicit DisposeGuard(const css::uno::Reference< css::uno::XInterface > & r );
 157     ~DisposeGuard();
 158
 159 };
 160
 161 class TransactionGuard
 162 {
 163     css::uno::Reference< css::sdbc::XStatement > m_stmt;
 164     bool m_commited;
 165 public:
 166     /// takes over ownership of given statement
 167     explicit TransactionGuard( const css::uno::Reference< css::sdbc::XStatement > &stmt );
 168     ~TransactionGuard( );
 169
 170     void commit();
 171     void executeUpdate( const OUString & sql );
 172 };
 173
 174 }
 175
 176 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */