47cd34a60f
excluding the UDK headers of course Change-Id: Iac7ab83d60265f7d362c860776f1de9d5e444ec0 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93268 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
342 lines
13 KiB
C++
342 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_UCBHELPER_RESULTSETMETADATA_HXX
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#define INCLUDED_UCBHELPER_RESULTSETMETADATA_HXX
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#include <vector>
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#include <memory>
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#include <com/sun/star/uno/Reference.h>
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#include <com/sun/star/uno/Sequence.h>
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#include <com/sun/star/lang/XTypeProvider.hpp>
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#include <com/sun/star/sdbc/XResultSetMetaData.hpp>
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#include <cppuhelper/implbase.hxx>
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#include <ucbhelper/ucbhelperdllapi.h>
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namespace com::sun::star {
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namespace beans { struct Property; }
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namespace uno { class XComponentContext; }
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}
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namespace ucbhelper_impl {
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struct ResultSetMetaData_Impl;
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}
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namespace ucbhelper
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{
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/**
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* This is a structure that holds additional meta data for one column
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* of a resultset. The default values set in the constructor should be a
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* good guess for many UCB use cases.
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*/
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struct ResultSetColumnData
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{
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/** @see ResultSetMetaData::isCaseSensitive */
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bool isCaseSensitive;
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inline ResultSetColumnData();
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};
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// Note: Never change the initial values! Implementations using this struct
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// may heavily depend on the behaviour of the default constructor.
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ResultSetColumnData::ResultSetColumnData()
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: isCaseSensitive( true )
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{
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}
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/**
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* This is an implementation of the interface XResultSetMetaData. It can be
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* used to implement the interface
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* css::sdbc::XResultSetMetaDataSupplier, which is required for
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* implementations of service com.sun.star.ucb.ContentResultSet.
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*/
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class UCBHELPER_DLLPUBLIC ResultSetMetaData final :
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public cppu::WeakImplHelper<css::sdbc::XResultSetMetaData>
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{
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std::unique_ptr<ucbhelper_impl::ResultSetMetaData_Impl> m_pImpl;
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css::uno::Reference< css::uno::XComponentContext > m_xContext;
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css::uno::Sequence< css::beans::Property > m_aProps;
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public:
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/**
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* Constructor. ResultSet is readonly by default.
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*
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* @param rxSMgr is a Service Manager.
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* @param rProps is a sequence of properties (partially) describing the
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* columns of a resultset.
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*/
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ResultSetMetaData(
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const css::uno::Reference< css::uno::XComponentContext >& rxContext,
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const css::uno::Sequence< css::beans::Property >& rProps );
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/**
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* Constructor.
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*
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* @param rxSMgr is a Service Manager.
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* @param rProps is a sequence of properties (partially) describing the
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* columns of a resultset.
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* @param rColumnData contains additional meta data for the columns of
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* a resultset, which override the default values returned by the
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* appropriate methods of this class. The length of rColumnData
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* must be the same as length of rProps.
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* rColumnData[ 0 ] corresponds to data in rProps[ 0 ],
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* rColumnData[ 1 ] corresponds to data in rProps[ 1 ], ...
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*/
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ResultSetMetaData(
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const css::uno::Reference< css::uno::XComponentContext >& rxContext,
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const css::uno::Sequence< css::beans::Property >& rProps,
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const std::vector< ResultSetColumnData >& rColumnData );
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/**
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* Destructor.
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*/
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virtual ~ResultSetMetaData() override;
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// XResultSetMetaData
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/**
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* Returns the number of columns of the resultset.
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*
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* @return the length of the property sequence.
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*/
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virtual sal_Int32 SAL_CALL
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getColumnCount() override;
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/**
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* Checks whether column is automatically numbered, which makes it
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* read-only.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if column is automatically numbered.
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*/
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virtual sal_Bool SAL_CALL
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isAutoIncrement( sal_Int32 column ) override;
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/**
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* Checks whether column is case sensitive.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if column is case sensitive.
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*/
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virtual sal_Bool SAL_CALL
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isCaseSensitive( sal_Int32 column ) override;
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/**
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* Checks whether the value stored in column can be used in a
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* WHERE clause.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if the column is searchable.
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*/
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virtual sal_Bool SAL_CALL
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isSearchable( sal_Int32 column ) override;
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/**
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* Checks whether column is a cash value.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if the column is a cash value.
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*/
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virtual sal_Bool SAL_CALL
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isCurrency( sal_Int32 column ) override;
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/**
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* Checks whether a NULL can be stored in column.
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*
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* @see css::sdbc::ColumnValue
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return css::sdbc::ColumnValue::NULLABLE, if a NULL
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* can be stored in the column.
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*/
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virtual sal_Int32 SAL_CALL
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isNullable( sal_Int32 column ) override;
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/**
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* Checks whether the value stored in column is a signed number.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if the value stored in column is a signed number.
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*/
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virtual sal_Bool SAL_CALL
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isSigned( sal_Int32 column ) override;
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/**
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* Gets the normal maximum width in characters for column.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the normal maximum width in characters for column.
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*/
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virtual sal_Int32 SAL_CALL
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getColumnDisplaySize( sal_Int32 column ) override;
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/**
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* Gets the suggested column title for column, to be used in print-
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* outs and displays.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the column label.
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*/
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virtual OUString SAL_CALL
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getColumnLabel( sal_Int32 column ) override;
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/**
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* Gets the name of column.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the name of the property that corresponds to column.
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*/
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virtual OUString SAL_CALL
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getColumnName( sal_Int32 column ) override;
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/**
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* Gets the schema name for the table from which column of this
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* result set was derived.
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* Because this feature is not widely supported, the return value
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* for many DBMSs will be an empty string.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the schema name of column or an empty string.
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*/
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virtual OUString SAL_CALL
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getSchemaName( sal_Int32 column ) override;
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/**
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* For number types, getprecision gets the number of decimal digits
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* in column.
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* For character types, it gets the maximum length in characters for
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* column.
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* For binary types, it gets the maximum length in bytes for column.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the precision for the column.
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*/
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virtual sal_Int32 SAL_CALL
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getPrecision( sal_Int32 column ) override;
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/**
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* Gets the number of digits to the right of the decimal point for
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* values in column.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the scale of the column.
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*/
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virtual sal_Int32 SAL_CALL
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getScale( sal_Int32 column ) override;
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/**
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* Gets the name of the table from which column of this result set
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* was derived or "" if there is none (for example, for a join).
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* Because this feature is not widely supported, the return value
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* for many DBMSs will be an empty string.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the table name for column or an empty string.
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*/
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virtual OUString SAL_CALL
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getTableName( sal_Int32 column ) override;
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virtual OUString SAL_CALL
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/**
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* Gets the catalog name for the table from which column of this
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* result set was derived.
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* Because this feature is not widely supported, the return value
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* for many DBMSs will be an empty string.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the catalog name for column or an empty string.
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*/
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getCatalogName( sal_Int32 column ) override;
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/**
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* Gets the JDBC type for the value stored in column. ... The STRUCT
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* and DISTINCT type codes are always returned for structured and
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* distinct types, regardless of whether the value will be mapped
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* according to the standard mapping or be a custom mapping.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the type of the property that corresponds to column - mapped
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* from UNO-Type to SQL-Type.
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*/
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virtual sal_Int32 SAL_CALL
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getColumnType( sal_Int32 column ) override;
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/**
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* Gets the type name used by this particular data source for the
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* values stored in column. If the type code for the type of value
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* stored in column is STRUCT, DISTINCT or JAVA_OBJECT, this method
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* returns a fully-qualified SQL type name.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the column type name.
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*/
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virtual OUString SAL_CALL
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getColumnTypeName( sal_Int32 column ) override;
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/**
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* Indicates whether a column is definitely not writable.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if the column is definitely not writable.
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*/
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virtual sal_Bool SAL_CALL
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isReadOnly( sal_Int32 column ) override;
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/**
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* Indicates whether it is possible for a write on the column to succeed.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if it is possible for a write to succeed.
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*/
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virtual sal_Bool SAL_CALL
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isWritable( sal_Int32 column ) override;
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/**
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* Indicates whether a write on the column will definitely succeed.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return true, if a write on the column will definitely succeed.
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*/
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virtual sal_Bool SAL_CALL
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isDefinitelyWritable( sal_Int32 column ) override;
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/**
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* Returns the fully-qualified name of the service whose instances
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* are manufactured if the method
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* css::sdbc::ResultSet::getObject is called to retrieve a
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* value from the column.
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*
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* @param column is the number of the column for that a value shall
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* be returned. The first column is 1, the second is 2, ...
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* @return the service name for column or an empty string, if no service
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* is applicable.
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*/
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virtual OUString SAL_CALL
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getColumnServiceName( sal_Int32 column ) override;
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};
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} // namespace ucbhelper
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#endif /* ! INCLUDED_UCBHELPER_RESULTSETMETADATA_HXX */
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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