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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /connectivity/source/commontools/TKeys.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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-rw-r--r--connectivity/source/commontools/TKeys.cxx309
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diff --git a/connectivity/source/commontools/TKeys.cxx b/connectivity/source/commontools/TKeys.cxx
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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 .
+ */
+
+#include <connectivity/TKeys.hxx>
+#include <TKey.hxx>
+#include <connectivity/TTableHelper.hxx>
+#include <com/sun/star/sdb/tools/XKeyAlteration.hpp>
+#include <com/sun/star/sdbc/XRow.hpp>
+#include <com/sun/star/sdbc/XResultSet.hpp>
+#include <com/sun/star/sdbcx/KeyType.hpp>
+#include <com/sun/star/sdbc/KeyRule.hpp>
+#include <com/sun/star/sdbc/SQLException.hpp>
+#include <connectivity/dbtools.hxx>
+#include <comphelper/types.hxx>
+#include <TConnection.hxx>
+
+namespace connectivity
+{
+using namespace comphelper;
+using namespace connectivity::sdbcx;
+using namespace dbtools;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::beans;
+using namespace ::com::sun::star::sdbcx;
+using namespace ::com::sun::star::sdbc;
+using namespace ::com::sun::star::container;
+using namespace ::com::sun::star::lang;
+
+
+OKeysHelper::OKeysHelper( OTableHelper* _pTable,
+ ::osl::Mutex& _rMutex,
+ const ::std::vector< OUString>& _rVector
+ ) : OKeys_BASE(*_pTable,true,_rMutex,_rVector,true)
+ ,m_pTable(_pTable)
+{
+}
+
+sdbcx::ObjectType OKeysHelper::createObject(const OUString& _rName)
+{
+ sdbcx::ObjectType xRet;
+
+ if(!_rName.isEmpty())
+ {
+ xRet = new OTableKeyHelper(m_pTable,_rName,m_pTable->getKeyProperties(_rName));
+ }
+
+ if(!xRet.is()) // we have a primary key with a system name
+ {
+ xRet = new OTableKeyHelper(m_pTable,_rName,m_pTable->getKeyProperties(_rName));
+ }
+
+ return xRet;
+}
+
+void OKeysHelper::impl_refresh()
+{
+ m_pTable->refreshKeys();
+}
+
+Reference< XPropertySet > OKeysHelper::createDescriptor()
+{
+ return new OTableKeyHelper(m_pTable);
+}
+
+/** returns the keyrule string for the primary key
+*/
+static OUString getKeyRuleString(bool _bUpdate,sal_Int32 _nKeyRule)
+{
+ const char* pKeyRule = nullptr;
+ switch ( _nKeyRule )
+ {
+ case KeyRule::CASCADE:
+ pKeyRule = _bUpdate ? " ON UPDATE CASCADE " : " ON DELETE CASCADE ";
+ break;
+ case KeyRule::RESTRICT:
+ pKeyRule = _bUpdate ? " ON UPDATE RESTRICT " : " ON DELETE RESTRICT ";
+ break;
+ case KeyRule::SET_NULL:
+ pKeyRule = _bUpdate ? " ON UPDATE SET NULL " : " ON DELETE SET NULL ";
+ break;
+ case KeyRule::SET_DEFAULT:
+ pKeyRule = _bUpdate ? " ON UPDATE SET DEFAULT " : " ON DELETE SET DEFAULT ";
+ break;
+ default:
+ ;
+ }
+ OUString sRet;
+ if ( pKeyRule )
+ sRet = OUString::createFromAscii(pKeyRule);
+ return sRet;
+}
+
+void OKeysHelper::cloneDescriptorColumns( const sdbcx::ObjectType& _rSourceDescriptor, const sdbcx::ObjectType& _rDestDescriptor )
+{
+ Reference< XColumnsSupplier > xColSupp( _rSourceDescriptor, UNO_QUERY_THROW );
+ Reference< XIndexAccess > xSourceCols( xColSupp->getColumns(), UNO_QUERY_THROW );
+
+ xColSupp.set( _rDestDescriptor, UNO_QUERY_THROW );
+ Reference< XAppend > xDestAppend( xColSupp->getColumns(), UNO_QUERY_THROW );
+
+ sal_Int32 nCount = xSourceCols->getCount();
+ for ( sal_Int32 i=0; i< nCount; ++i )
+ {
+ Reference< XPropertySet > xColProp( xSourceCols->getByIndex(i), UNO_QUERY );
+ xDestAppend->appendByDescriptor( xColProp );
+ }
+}
+
+// XAppend
+sdbcx::ObjectType OKeysHelper::appendObject( const OUString& _rForName, const Reference< XPropertySet >& descriptor )
+{
+ Reference< XConnection> xConnection = m_pTable->getConnection();
+ if ( !xConnection.is() )
+ return nullptr;
+ if ( m_pTable->isNew() )
+ {
+ Reference< XPropertySet > xNewDescriptor( cloneDescriptor( descriptor ) );
+ cloneDescriptorColumns( descriptor, xNewDescriptor );
+ return xNewDescriptor;
+ }
+
+ const ::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap();
+ sal_Int32 nKeyType = getINT32(descriptor->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_TYPE)));
+ sal_Int32 nUpdateRule = 0, nDeleteRule = 0;
+ OUString sReferencedName;
+
+ if ( nKeyType == KeyType::FOREIGN )
+ {
+ descriptor->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_REFERENCEDTABLE)) >>= sReferencedName;
+ descriptor->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_UPDATERULE)) >>= nUpdateRule;
+ descriptor->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_DELETERULE)) >>= nDeleteRule;
+ }
+
+ if ( m_pTable->getKeyService().is() )
+ {
+ m_pTable->getKeyService()->addKey(m_pTable,descriptor);
+ }
+ else
+ {
+ // if we're here, we belong to a table which is not new, i.e. already exists in the database.
+ // In this case, really append the new index.
+ OUStringBuffer aSql;
+ aSql.append("ALTER TABLE ");
+ OUString aQuote = m_pTable->getConnection()->getMetaData()->getIdentifierQuoteString( );
+
+ aSql.append(composeTableName( m_pTable->getConnection()->getMetaData(), m_pTable, ::dbtools::EComposeRule::InTableDefinitions, true ));
+ aSql.append(" ADD ");
+
+ if ( nKeyType == KeyType::PRIMARY )
+ {
+ aSql.append(" PRIMARY KEY (");
+ }
+ else if ( nKeyType == KeyType::FOREIGN )
+ {
+ aSql.append(" FOREIGN KEY (");
+ }
+ else
+ throw SQLException();
+
+ Reference<XColumnsSupplier> xColumnSup(descriptor,UNO_QUERY);
+ Reference<XIndexAccess> xColumns(xColumnSup->getColumns(),UNO_QUERY);
+ Reference< XPropertySet > xColProp;
+ for(sal_Int32 i = 0 ; i < xColumns->getCount() ; ++i)
+ {
+ if ( i > 0 )
+ aSql.append(",");
+ xColProp.set(xColumns->getByIndex(i), css::uno::UNO_QUERY);
+ aSql.append( ::dbtools::quoteName( aQuote,getString(xColProp->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME)))) );
+
+ }
+ aSql.append(")");
+
+ if ( nKeyType == KeyType::FOREIGN )
+ {
+ aSql.append(" REFERENCES ");
+ aSql.append(::dbtools::quoteTableName(m_pTable->getConnection()->getMetaData(),sReferencedName,::dbtools::EComposeRule::InTableDefinitions));
+ aSql.append(" (");
+
+ for(sal_Int32 i=0;i<xColumns->getCount();++i)
+ {
+ if ( i > 0 )
+ aSql.append(",");
+ xColumns->getByIndex(i) >>= xColProp;
+ aSql.append(::dbtools::quoteName( aQuote,getString(xColProp->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_RELATEDCOLUMN)))));
+
+ }
+ aSql.append(")");
+ aSql.append(getKeyRuleString(true ,nUpdateRule));
+ aSql.append(getKeyRuleString(false ,nDeleteRule));
+ }
+
+ Reference< XStatement > xStmt = m_pTable->getConnection()->createStatement( );
+ xStmt->execute(aSql.makeStringAndClear());
+ }
+ // find the name which the database gave the new key
+ OUString sNewName( _rForName );
+ try
+ {
+ OUString aSchema,aTable;
+ m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_SCHEMANAME)) >>= aSchema;
+ m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_NAME)) >>= aTable;
+ Reference< XResultSet > xResult;
+ sal_Int32 nColumn = 12;
+ if ( nKeyType == KeyType::FOREIGN )
+ xResult = m_pTable->getMetaData()->getImportedKeys( m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME))
+ ,aSchema
+ ,aTable);
+ else
+ {
+ xResult = m_pTable->getMetaData()->getPrimaryKeys( m_pTable->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_CATALOGNAME))
+ ,aSchema
+ ,aTable);
+ nColumn = 6;
+ }
+ if ( xResult.is() )
+ {
+ Reference< XRow > xRow(xResult,UNO_QUERY);
+ while( xResult->next() )
+ {
+ OUString sName = xRow->getString(nColumn);
+ if ( !m_pElements->exists(sName) ) // this name wasn't inserted yet so it must be the new one
+ {
+ descriptor->setPropertyValue( rPropMap.getNameByIndex( PROPERTY_ID_NAME ), Any( sName ) );
+ sNewName = sName;
+ break;
+ }
+ }
+ ::comphelper::disposeComponent(xResult);
+ }
+ }
+ catch(const SQLException&)
+ {
+ }
+
+ m_pTable->addKey(sNewName,std::make_shared<sdbcx::KeyProperties>(sReferencedName,nKeyType,nUpdateRule,nDeleteRule));
+
+ return createObject( sNewName );
+}
+
+OUString OKeysHelper::getDropForeignKey() const
+{
+ return " DROP CONSTRAINT ";
+}
+
+// XDrop
+void OKeysHelper::dropObject(sal_Int32 _nPos, const OUString& _sElementName)
+{
+ Reference< XConnection> xConnection = m_pTable->getConnection();
+ if ( !xConnection.is() || m_pTable->isNew() )
+ return;
+
+ Reference<XPropertySet> xKey(getObject(_nPos),UNO_QUERY);
+ if ( m_pTable->getKeyService().is() )
+ {
+ m_pTable->getKeyService()->dropKey(m_pTable,xKey);
+ }
+ else
+ {
+ OUStringBuffer aSql;
+ aSql.append("ALTER TABLE ");
+
+ aSql.append( composeTableName( m_pTable->getConnection()->getMetaData(), m_pTable,::dbtools::EComposeRule::InTableDefinitions, true ));
+
+ sal_Int32 nKeyType = KeyType::PRIMARY;
+ if ( xKey.is() )
+ {
+ ::dbtools::OPropertyMap& rPropMap = OMetaConnection::getPropMap();
+ xKey->getPropertyValue(rPropMap.getNameByIndex(PROPERTY_ID_TYPE)) >>= nKeyType;
+ }
+ if ( KeyType::PRIMARY == nKeyType )
+ {
+ aSql.append(" DROP PRIMARY KEY");
+ }
+ else
+ {
+ aSql.append(getDropForeignKey());
+ const OUString aQuote = m_pTable->getConnection()->getMetaData()->getIdentifierQuoteString();
+ aSql.append( ::dbtools::quoteName( aQuote,_sElementName) );
+ }
+
+ Reference< XStatement > xStmt = m_pTable->getConnection()->createStatement( );
+ if ( xStmt.is() )
+ {
+ xStmt->execute(aSql.makeStringAndClear());
+ ::comphelper::disposeComponent(xStmt);
+ }
+ }
+}
+
+} // namespace connectivity
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */