Files
libreoffice/connectivity/source/drivers/mysql/YDriver.cxx
Stephan Bergmann c0bd59c15b loplugin:nullptr (automatic rewrite)
Change-Id: Iefeeb51c2b101c097a8d77a4625f84baf1f2da44
2015-11-10 10:31:20 +01:00

494 lines
18 KiB
C++

/* -*- 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 "mysql/YDriver.hxx"
#include "mysql/YCatalog.hxx"
#include <osl/diagnose.h>
#include <comphelper/namedvaluecollection.hxx>
#include <comphelper/processfactory.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <connectivity/dbexception.hxx>
#include <connectivity/dbcharset.hxx>
#include <com/sun/star/sdbc/DriverManager.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include "TConnection.hxx"
#include "resource/common_res.hrc"
#include "resource/sharedresources.hxx"
namespace connectivity
{
using namespace mysql;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::sdbcx;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::lang;
namespace mysql
{
Reference< XInterface > SAL_CALL ODriverDelegator_CreateInstance(const Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFac) throw( Exception )
{
return *(new ODriverDelegator( comphelper::getComponentContext(_rxFac) ));
}
}
namespace
{
OUString getJavaDriverClass(
css::uno::Sequence<css::beans::PropertyValue> const & info)
{
return comphelper::NamedValueCollection(info).getOrDefault(
"JavaDriverClass", OUString("com.mysql.jdbc.Driver"));
}
}
ODriverDelegator::ODriverDelegator(const Reference< XComponentContext >& _rxContext)
: ODriverDelegator_BASE(m_aMutex)
,m_xContext(_rxContext)
{
}
ODriverDelegator::~ODriverDelegator()
{
try
{
::comphelper::disposeComponent(m_xODBCDriver);
::comphelper::disposeComponent(m_xNativeDriver);
TJDBCDrivers::iterator aIter = m_aJdbcDrivers.begin();
TJDBCDrivers::iterator aEnd = m_aJdbcDrivers.end();
for ( ;aIter != aEnd;++aIter )
::comphelper::disposeComponent(aIter->second);
}
catch(const Exception&)
{
}
}
void ODriverDelegator::disposing()
{
::osl::MutexGuard aGuard(m_aMutex);
for (TWeakPairVector::iterator i = m_aConnections.begin(); m_aConnections.end() != i; ++i)
{
Reference<XInterface > xTemp = i->first.get();
::comphelper::disposeComponent(xTemp);
}
m_aConnections.clear();
TWeakPairVector().swap(m_aConnections);
ODriverDelegator_BASE::disposing();
}
namespace
{
typedef enum
{
D_ODBC,
D_JDBC,
D_NATIVE
} T_DRIVERTYPE;
bool isOdbcUrl(const OUString& _sUrl)
{
return _sUrl.startsWith("sdbc:mysql:odbc:");
}
bool isNativeUrl(const OUString& _sUrl)
{
return _sUrl.startsWith("sdbc:mysql:mysqlc:");
}
T_DRIVERTYPE lcl_getDriverType(const OUString& _sUrl)
{
T_DRIVERTYPE eRet = D_JDBC;
if ( isOdbcUrl(_sUrl ) )
eRet = D_ODBC;
else if ( isNativeUrl(_sUrl ) )
eRet = D_NATIVE;
return eRet;
}
OUString transformUrl(const OUString& _sUrl)
{
OUString sNewUrl = _sUrl.copy(11);
if ( isOdbcUrl( _sUrl ) )
sNewUrl = "sdbc:" + sNewUrl;
else if ( isNativeUrl( _sUrl ) )
sNewUrl = "sdbc:" + sNewUrl;
else
{
sNewUrl = "jdbc:mysql://" + sNewUrl.copy(5);
}
return sNewUrl;
}
Reference< XDriver > lcl_loadDriver(const Reference< XComponentContext >& _rxContext,const OUString& _sUrl)
{
Reference<XDriverManager2> xDriverAccess = DriverManager::create(_rxContext);
Reference< XDriver > xDriver = xDriverAccess->getDriverByURL(_sUrl);
return xDriver;
}
Sequence< PropertyValue > lcl_convertProperties(T_DRIVERTYPE _eType,const Sequence< PropertyValue >& info,const OUString& _sUrl)
{
::std::vector<PropertyValue> aProps;
const PropertyValue* pSupported = info.getConstArray();
const PropertyValue* pEnd = pSupported + info.getLength();
aProps.reserve(info.getLength() + 5);
bool jdc = false;
for (;pSupported != pEnd; ++pSupported)
{
aProps.push_back( *pSupported );
if (pSupported->Name == "JavaDriverClass")
{
jdc = true;
}
}
if ( _eType == D_ODBC )
{
aProps.push_back( PropertyValue(
OUString("Silent")
,0
,makeAny(sal_True)
,PropertyState_DIRECT_VALUE) );
aProps.push_back( PropertyValue(
OUString("PreventGetVersionColumns")
,0
,makeAny(sal_True)
,PropertyState_DIRECT_VALUE) );
}
else if ( _eType == D_JDBC )
{
if (!jdc)
{
aProps.push_back( PropertyValue(
OUString("JavaDriverClass")
,0
,makeAny(OUString("com.mysql.jdbc.Driver"))
,PropertyState_DIRECT_VALUE) );
}
}
else
{
aProps.push_back( PropertyValue(
OUString("PublicConnectionURL")
,0
,makeAny(_sUrl)
,PropertyState_DIRECT_VALUE) );
}
aProps.push_back( PropertyValue(
OUString("IsAutoRetrievingEnabled")
,0
,makeAny(sal_True)
,PropertyState_DIRECT_VALUE) );
aProps.push_back( PropertyValue(
OUString("AutoRetrievingStatement")
,0
,makeAny(OUString("SELECT LAST_INSERT_ID()"))
,PropertyState_DIRECT_VALUE) );
aProps.push_back( PropertyValue(
OUString("ParameterNameSubstitution")
,0
,makeAny(sal_True)
,PropertyState_DIRECT_VALUE) );
return Sequence< PropertyValue >(aProps.data(), aProps.size());
}
}
Reference< XDriver > ODriverDelegator::loadDriver( const OUString& url, const Sequence< PropertyValue >& info )
{
Reference< XDriver > xDriver;
const OUString sCuttedUrl = transformUrl(url);
const T_DRIVERTYPE eType = lcl_getDriverType( url );
if ( eType == D_ODBC )
{
if ( !m_xODBCDriver.is() )
m_xODBCDriver = lcl_loadDriver(m_xContext,sCuttedUrl);
xDriver = m_xODBCDriver;
} // if ( bIsODBC )
else if ( eType == D_NATIVE )
{
if ( !m_xNativeDriver.is() )
m_xNativeDriver = lcl_loadDriver(m_xContext,sCuttedUrl);
xDriver = m_xNativeDriver;
}
else
{
OUString sDriverClass(getJavaDriverClass(info));
TJDBCDrivers::iterator aFind = m_aJdbcDrivers.find(sDriverClass);
if ( aFind == m_aJdbcDrivers.end() )
aFind = m_aJdbcDrivers.insert(TJDBCDrivers::value_type(sDriverClass,lcl_loadDriver(m_xContext,sCuttedUrl))).first;
xDriver = aFind->second;
}
return xDriver;
}
Reference< XConnection > SAL_CALL ODriverDelegator::connect( const OUString& url, const Sequence< PropertyValue >& info ) throw (SQLException, RuntimeException, std::exception)
{
Reference< XConnection > xConnection;
if ( acceptsURL(url) )
{
Reference< XDriver > xDriver;
xDriver = loadDriver(url,info);
if ( xDriver.is() )
{
OUString sCuttedUrl = transformUrl(url);
const T_DRIVERTYPE eType = lcl_getDriverType( url );
Sequence< PropertyValue > aConvertedProperties = lcl_convertProperties(eType,info,url);
if ( eType == D_JDBC )
{
::comphelper::NamedValueCollection aSettings( info );
OUString sIanaName = aSettings.getOrDefault( "CharSet", OUString() );
if ( !sIanaName.isEmpty() )
{
::dbtools::OCharsetMap aLookupIanaName;
::dbtools::OCharsetMap::const_iterator aLookup = aLookupIanaName.find(sIanaName, ::dbtools::OCharsetMap::IANA());
if (aLookup != aLookupIanaName.end() )
{
OUString sAdd;
if ( RTL_TEXTENCODING_UTF8 == (*aLookup).getEncoding() )
{
static const char s_sCharSetOp[] = "useUnicode=true&";
if ( !sCuttedUrl.matchIgnoreAsciiCase(s_sCharSetOp) )
{
sAdd = s_sCharSetOp;
} // if ( !sCuttedUrl.matchIgnoreAsciiCase(s_sCharSetOp) )
} // if ( RTL_TEXTENCODING_UTF8 == (*aLookup).getEncoding() )
if ( sCuttedUrl.indexOf('?') == -1 )
sCuttedUrl += "?";
else
sCuttedUrl += "&";
sCuttedUrl += sAdd;
sCuttedUrl += "characterEncoding=";
sCuttedUrl += sIanaName;
}
}
} // if ( !bIsODBC )
xConnection = xDriver->connect( sCuttedUrl, aConvertedProperties );
if ( xConnection.is() )
{
OMetaConnection* pMetaConnection = nullptr;
// now we have to set the URL to get the correct answer for metadata()->getURL()
Reference< XUnoTunnel> xTunnel(xConnection,UNO_QUERY);
if ( xTunnel.is() )
{
pMetaConnection = reinterpret_cast<OMetaConnection*>(xTunnel->getSomething( OMetaConnection::getUnoTunnelImplementationId() ));
if ( pMetaConnection )
pMetaConnection->setURL(url);
}
m_aConnections.push_back(TWeakPair(WeakReferenceHelper(xConnection),TWeakConnectionPair(WeakReferenceHelper(),pMetaConnection)));
}
}
}
return xConnection;
}
sal_Bool SAL_CALL ODriverDelegator::acceptsURL( const OUString& url ) throw (SQLException, RuntimeException, std::exception)
{
Sequence< PropertyValue > info;
bool bOK = url.startsWith( "sdbc:mysql:odbc:" )
|| url.startsWith( "sdbc:mysql:jdbc:" )
|| ( url.startsWith( "sdbc:mysql:mysqlc:" )
&& loadDriver( url, info ).is()
);
return bOK;
}
Sequence< DriverPropertyInfo > SAL_CALL ODriverDelegator::getPropertyInfo( const OUString& url, const Sequence< PropertyValue >& info ) throw (SQLException, RuntimeException, std::exception)
{
::std::vector< DriverPropertyInfo > aDriverInfo;
if ( !acceptsURL(url) )
return Sequence< DriverPropertyInfo >();
Sequence< OUString > aBoolean(2);
aBoolean[0] = "0";
aBoolean[1] = "1";
aDriverInfo.push_back(DriverPropertyInfo(
OUString("CharSet")
,OUString("CharSet of the database.")
,sal_False
,OUString()
,Sequence< OUString >())
);
aDriverInfo.push_back(DriverPropertyInfo(
OUString("SuppressVersionColumns")
,OUString("Display version columns (when available).")
,sal_False
,OUString("0")
,aBoolean)
);
const T_DRIVERTYPE eType = lcl_getDriverType( url );
if ( eType == D_JDBC )
{
aDriverInfo.push_back(DriverPropertyInfo(
OUString("JavaDriverClass")
,OUString("The JDBC driver class name.")
,sal_True
,getJavaDriverClass(info)
,Sequence< OUString >())
);
}
else if ( eType == D_NATIVE )
{
aDriverInfo.push_back(DriverPropertyInfo(
OUString("LocalSocket")
,OUString("The file path of a socket to connect to a local MySQL server.")
,sal_False
,OUString()
,Sequence< OUString >())
);
aDriverInfo.push_back(DriverPropertyInfo(
OUString("NamedPipe")
,OUString("The name of a pipe to connect to a local MySQL server.")
,sal_False
,OUString()
,Sequence< OUString >())
);
}
return Sequence< DriverPropertyInfo >(&aDriverInfo[0],aDriverInfo.size());
}
sal_Int32 SAL_CALL ODriverDelegator::getMajorVersion( ) throw (RuntimeException, std::exception)
{
return 1;
}
sal_Int32 SAL_CALL ODriverDelegator::getMinorVersion( ) throw (RuntimeException, std::exception)
{
return 0;
}
Reference< XTablesSupplier > SAL_CALL ODriverDelegator::getDataDefinitionByConnection( const Reference< XConnection >& connection ) throw (SQLException, RuntimeException, std::exception)
{
::osl::MutexGuard aGuard( m_aMutex );
checkDisposed(ODriverDelegator_BASE::rBHelper.bDisposed);
Reference< XTablesSupplier > xTab;
Reference< XUnoTunnel> xTunnel(connection,UNO_QUERY);
if ( xTunnel.is() )
{
OMetaConnection* pConnection = reinterpret_cast<OMetaConnection*>(xTunnel->getSomething( OMetaConnection::getUnoTunnelImplementationId() ));
if ( pConnection )
{
TWeakPairVector::iterator aEnd = m_aConnections.end();
for (TWeakPairVector::iterator i = m_aConnections.begin(); aEnd != i; ++i)
{
if ( i->second.second == pConnection )
{
xTab.set(i->second.first.get().get(),UNO_QUERY);
if ( !xTab.is() )
{
xTab = new OMySQLCatalog(connection);
i->second.first = WeakReferenceHelper(xTab);
}
break;
}
}
}
} // if ( xTunnel.is() )
if ( !xTab.is() )
{
TWeakPairVector::iterator aEnd = m_aConnections.end();
for (TWeakPairVector::iterator i = m_aConnections.begin(); aEnd != i; ++i)
{
Reference< XConnection > xTemp(i->first.get(),UNO_QUERY);
if ( xTemp == connection )
{
xTab.set(i->second.first.get().get(),UNO_QUERY);
if ( !xTab.is() )
{
xTab = new OMySQLCatalog(connection);
i->second.first = WeakReferenceHelper(xTab);
}
break;
}
}
}
return xTab;
}
Reference< XTablesSupplier > SAL_CALL ODriverDelegator::getDataDefinitionByURL( const OUString& url, const Sequence< PropertyValue >& info ) throw (SQLException, RuntimeException, std::exception)
{
if ( ! acceptsURL(url) )
{
::connectivity::SharedResources aResources;
const OUString sMessage = aResources.getResourceString(STR_URI_SYNTAX_ERROR);
::dbtools::throwGenericSQLException(sMessage ,*this);
} // if ( ! acceptsURL(url) )
return getDataDefinitionByConnection(connect(url,info));
}
// XServiceInfo
OUString ODriverDelegator::getImplementationName_Static( ) throw(RuntimeException)
{
return OUString("org.openoffice.comp.drivers.MySQL.Driver");
}
Sequence< OUString > ODriverDelegator::getSupportedServiceNames_Static( ) throw (RuntimeException)
{
Sequence< OUString > aSNS( 2 );
aSNS[0] = "com.sun.star.sdbc.Driver";
aSNS[1] = "com.sun.star.sdbcx.Driver";
return aSNS;
}
OUString SAL_CALL ODriverDelegator::getImplementationName( ) throw(RuntimeException, std::exception)
{
return getImplementationName_Static();
}
sal_Bool SAL_CALL ODriverDelegator::supportsService( const OUString& _rServiceName ) throw(RuntimeException, std::exception)
{
return cppu::supportsService(this, _rServiceName);
}
Sequence< OUString > SAL_CALL ODriverDelegator::getSupportedServiceNames( ) throw(RuntimeException, std::exception)
{
return getSupportedServiceNames_Static();
}
} // namespace connectivity
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */