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/* -*- 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_DRIVERS_MORK_MQUERYHELPER_HXX
#define INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_MORK_MQUERYHELPER_HXX
#include <connectivity/FValue.hxx>
#include "MErrorResource.hxx"
#include "MColumnAlias.hxx"
namespace connectivity
{
namespace mork
{
class OConnection;
class MQueryHelper;
class ErrorDescriptor;
namespace MQueryOp {
typedef enum {
Exists = 0,
DoesNotExist = 1,
Contains = 2,
DoesNotContain = 3,
Is = 4,
IsNot = 5,
BeginsWith = 6,
EndsWith = 7,
RegExp = 8
} cond_type;
}
class MQueryExpressionBase {
public:
enum class node_type {
StringExpr,
Expr
};
protected:
node_type m_eNodeType;
explicit MQueryExpressionBase( node_type _eNodeType ) : m_eNodeType( _eNodeType ) {}
public:
virtual ~MQueryExpressionBase() {}
bool isStringExpr( ) const { return m_eNodeType == node_type::StringExpr; }
bool isExpr( ) const { return m_eNodeType == node_type::Expr; }
};
class MQueryExpressionString final : public MQueryExpressionBase {
OUString m_aName; // LHS
MQueryOp::cond_type m_aBooleanCondition;
OUString m_aValue; // RHS
public:
MQueryExpressionString( const OUString& lhs,
MQueryOp::cond_type cond,
const OUString& rhs )
: MQueryExpressionBase( MQueryExpressionBase::node_type::StringExpr )
, m_aName( lhs )
, m_aBooleanCondition( cond )
, m_aValue( rhs )
{
}
MQueryExpressionString( const OUString& lhs,
MQueryOp::cond_type cond )
: MQueryExpressionBase( MQueryExpressionBase::node_type::StringExpr )
, m_aName( lhs )
, m_aBooleanCondition( cond )
, m_aValue( OUString() )
{
}
const OUString& getName() const { return m_aName; }
MQueryOp::cond_type getCond() const { return m_aBooleanCondition; }
const OUString& getValue() const { return m_aValue; }
};
class MQueryExpression final : public MQueryExpressionBase
{
friend class MQueryHelper;
public:
typedef std::vector< MQueryExpressionBase* > ExprVector;
typedef enum {
AND,
OR
} bool_cond;
// All expressions on a peer level use same condition operator
void setExpressionCondition( bool_cond _cond )
{ m_aExprCondType = _cond; }
void addExpression(MQueryExpressionBase * expr)
{ m_aExprVector.push_back(expr); }
ExprVector const & getExpressions( ) const
{ return m_aExprVector; }
// All expressions on a peer level use same condition operator
bool_cond getExpressionCondition( ) const
{ return m_aExprCondType; }
MQueryExpression() : MQueryExpressionBase( MQueryExpressionBase::node_type::Expr ),
m_aExprCondType( OR )
{}
private:
ExprVector m_aExprVector;
bool_cond m_aExprCondType;
MQueryExpression(const MQueryExpression&) = delete;
MQueryExpression& operator=(const MQueryExpression&) = delete;
};
class MQueryHelperResultEntry
{
private:
typedef std::unordered_map< OString, OUString > FieldMap;
FieldMap m_Fields;
public:
MQueryHelperResultEntry();
~MQueryHelperResultEntry();
OUString getValue( const OString &key ) const;
void setValue( const OString &key, const OUString & rValue);
};
class MQueryHelper final
{
private:
mutable ::osl::Mutex m_aMutex;
std::vector< std::unique_ptr<MQueryHelperResultEntry> > m_aResults;
void append(std::unique_ptr<MQueryHelperResultEntry> resEnt );
void clear_results();
OColumnAlias m_rColumnAlias;
ErrorDescriptor m_aError;
OUString m_aAddressbook;
public:
explicit MQueryHelper(const OColumnAlias& _ca);
~MQueryHelper();
void reset();
MQueryHelperResultEntry* getByIndex( sal_uInt32 nRow );
sal_Int32 getResultCount() const;
bool getRowValue( ORowSetValue& rValue, sal_Int32 nDBRow,const OUString& aDBColumnName, sal_Int32 nType );
sal_Int32 executeQuery(OConnection* xConnection, MQueryExpression & expr);
const OColumnAlias& getColumnAlias() const { return m_rColumnAlias; }
bool hadError() const { return m_aError.is(); }
ErrorDescriptor& getError() { return m_aError; }
void setAddressbook( OUString const &);
};
}
}
#endif // INCLUDED_CONNECTIVITY_SOURCE_DRIVERS_MORK_MQUERYHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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