Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 495 insertions, 0 deletions

diff --git a/connectivity/source/commontools/dbexception.cxx b/connectivity/source/commontools/dbexception.cxx
new file mode 100644
index 000000000..e6663f7d1
--- /dev/null
+++ b/connectivity/source/commontools/dbexception.cxx
@@ -0,0 +1,495 @@
+/* -*- 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/dbexception.hxx>
+#include <comphelper/types.hxx>
+#include <cppuhelper/exc_hlp.hxx>
+#include <o3tl/any.hxx>
+#include <osl/diagnose.h>
+#include <com/sun/star/sdb/SQLContext.hpp>
+#include <com/sun/star/sdbc/SQLWarning.hpp>
+#include <com/sun/star/sdb/SQLErrorEvent.hpp>
+#include <strings.hrc>
+#include <resource/sharedresources.hxx>
+#include <tools/diagnose_ex.h>
+
+namespace dbtools
+{
+    using namespace ::com::sun::star::uno;
+    using namespace ::com::sun::star::sdb;
+    using namespace ::com::sun::star::sdbc;
+    using namespace ::comphelper;
+    using namespace ::connectivity;
+
+SQLExceptionInfo::SQLExceptionInfo()
+    :m_eType(TYPE::Undefined)
+{
+}
+
+
+SQLExceptionInfo::SQLExceptionInfo(const css::sdbc::SQLException& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+}
+
+
+SQLExceptionInfo::SQLExceptionInfo(const css::sdbc::SQLWarning& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+}
+
+
+SQLExceptionInfo::SQLExceptionInfo(const css::sdb::SQLContext& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+}
+
+
+SQLExceptionInfo::SQLExceptionInfo( const OUString& _rSimpleErrorMessage )
+{
+    SQLException aError;
+    aError.Message = _rSimpleErrorMessage;
+    m_aContent <<= aError;
+    implDetermineType();
+}
+
+SQLExceptionInfo& SQLExceptionInfo::operator=(const css::sdbc::SQLException& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+    return *this;
+}
+
+
+SQLExceptionInfo& SQLExceptionInfo::operator=(const css::sdbc::SQLWarning& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+    return *this;
+}
+
+
+SQLExceptionInfo& SQLExceptionInfo::operator=(const css::sdb::SQLContext& _rError)
+{
+    m_aContent <<= _rError;
+    implDetermineType();
+    return *this;
+}
+
+
+SQLExceptionInfo& SQLExceptionInfo::operator=(const css::sdb::SQLErrorEvent& _rErrorEvent)
+{
+    m_aContent = _rErrorEvent.Reason;
+    implDetermineType();
+    return *this;
+}
+
+
+SQLExceptionInfo& SQLExceptionInfo::operator=(const css::uno::Any& _rCaughtSQLException)
+{
+    m_aContent = _rCaughtSQLException;
+    implDetermineType();
+    return *this;
+}
+
+
+SQLExceptionInfo::SQLExceptionInfo(const css::uno::Any& _rError)
+{
+    const css::uno::Type& aSQLExceptionType = cppu::UnoType<css::sdbc::SQLException>::get();
+    bool bValid = isAssignableFrom(aSQLExceptionType, _rError.getValueType());
+    if (bValid)
+        m_aContent = _rError;
+    // no assertion here : if used with the NextException member of an SQLException bValid==sal_False is allowed.
+
+    implDetermineType();
+}
+
+
+void SQLExceptionInfo::implDetermineType()
+{
+    const Type& aSQLExceptionType = ::cppu::UnoType<SQLException>::get();
+    const Type& aSQLWarningType = ::cppu::UnoType<SQLWarning>::get();
+    const Type& aSQLContextType  = ::cppu::UnoType<SQLContext>::get();
+
+    if ( isAssignableFrom( aSQLContextType, m_aContent.getValueType() ) )
+        m_eType = TYPE::SQLContext;
+    else if ( isAssignableFrom( aSQLWarningType, m_aContent.getValueType() ) )
+        m_eType = TYPE::SQLWarning;
+    else if ( isAssignableFrom( aSQLExceptionType, m_aContent.getValueType() ) )
+        m_eType = TYPE::SQLException;
+    else
+    {
+        m_eType = TYPE::Undefined;
+        m_aContent.clear();
+    }
+}
+
+
+bool SQLExceptionInfo::isKindOf(TYPE _eType) const
+{
+    switch (_eType)
+    {
+        case TYPE::SQLContext:
+            return (m_eType == TYPE::SQLContext);
+        case TYPE::SQLWarning:
+            return (m_eType == TYPE::SQLContext) || (m_eType == TYPE::SQLWarning);
+        case TYPE::SQLException:
+            return (m_eType == TYPE::SQLContext) || (m_eType == TYPE::SQLWarning) || (m_eType == TYPE::SQLException);
+        case TYPE::Undefined:
+            return (m_eType == TYPE::Undefined);
+    }
+    return false;
+}
+
+
+SQLExceptionInfo::operator const css::sdbc::SQLException*() const
+{
+    OSL_ENSURE(isKindOf(TYPE::SQLException), "SQLExceptionInfo::operator SQLException* : invalid call !");
+    return o3tl::doAccess<css::sdbc::SQLException>(m_aContent);
+}
+
+
+SQLExceptionInfo::operator const css::sdb::SQLContext*() const
+{
+    OSL_ENSURE(isKindOf(TYPE::SQLContext), "SQLExceptionInfo::operator SQLException* : invalid call !");
+    return o3tl::doAccess<css::sdb::SQLContext>(m_aContent);
+}
+
+
+void SQLExceptionInfo::prepend( const OUString& _rErrorMessage )
+{
+    SQLException aException;
+    aException.Message = _rErrorMessage;
+    aException.ErrorCode = 0;
+    aException.SQLState = "S1000";
+    aException.NextException = m_aContent;
+    m_aContent <<= aException;
+
+    m_eType = TYPE::SQLException;
+}
+
+// create the to-be-appended exception
+Any SQLExceptionInfo::createException(TYPE eType, const OUString& rErrorMessage, const OUString& rSQLState, const sal_Int32 nErrorCode)
+{
+    Any aAppend;
+    switch (eType)
+    {
+        case TYPE::SQLException:
+            aAppend <<= SQLException();
+            break;
+        case TYPE::SQLWarning:
+            aAppend <<= SQLWarning();
+            break;
+        case TYPE::SQLContext:
+            aAppend <<= SQLContext();
+            break;
+        default:
+            TOOLS_WARN_EXCEPTION("connectivity.commontools", "SQLExceptionInfo::createException: invalid exception type: this will crash!");
+            break;
+    }
+
+    SQLException& pAppendException = const_cast<SQLException &>(*o3tl::forceAccess<SQLException>(aAppend));
+    pAppendException.Message = rErrorMessage;
+    pAppendException.SQLState = rSQLState;
+    pAppendException.ErrorCode = nErrorCode;
+
+    return aAppend;
+}
+
+// find the end of the exception chain
+SQLException* SQLExceptionInfo::getLastException(SQLException* pLastException)
+{
+    SQLException* pException = pLastException;
+    while (pException)
+    {
+        pException = const_cast<SQLException*>(o3tl::tryAccess<SQLException>(pException->NextException));
+        if (!pException)
+            break;
+        pLastException = pException;
+    }
+    return pLastException;
+}
+
+void SQLExceptionInfo::append( TYPE _eType, const OUString& _rErrorMessage, const OUString& _rSQLState, const sal_Int32 _nErrorCode )
+{
+    // create the to-be-appended exception
+    Any aAppend = createException(_eType, _rErrorMessage, _rSQLState, _nErrorCode);
+
+    // find the end of the current chain
+    SQLException* pLastException = getLastException(const_cast<SQLException*>(o3tl::tryAccess<SQLException>(m_aContent)));
+
+    // append
+    if (pLastException)
+        pLastException->NextException = aAppend;
+    else
+    {
+        m_aContent = aAppend;
+        m_eType = _eType;
+    }
+}
+
+void SQLExceptionInfo::doThrow()
+{
+    if ( m_aContent.getValueTypeClass() == TypeClass_EXCEPTION )
+        ::cppu::throwException( m_aContent );
+    throw RuntimeException();
+}
+
+SQLExceptionIteratorHelper::SQLExceptionIteratorHelper( const SQLExceptionInfo& _rChainStart )
+    :m_pCurrent( nullptr )
+    ,m_eCurrentType( SQLExceptionInfo::TYPE::Undefined )
+{
+    if ( _rChainStart.isValid() )
+    {
+        m_pCurrent = _rChainStart;
+        m_eCurrentType = _rChainStart.getType();
+    }
+}
+
+
+SQLExceptionIteratorHelper::SQLExceptionIteratorHelper( const css::sdbc::SQLException& _rChainStart )
+    :m_pCurrent( &_rChainStart )
+    ,m_eCurrentType( SQLExceptionInfo::TYPE::SQLException )
+{
+}
+
+
+void SQLExceptionIteratorHelper::current( SQLExceptionInfo& _out_rInfo ) const
+{
+    switch ( m_eCurrentType )
+    {
+    case SQLExceptionInfo::TYPE::SQLException:
+        _out_rInfo = *m_pCurrent;
+        break;
+
+    case SQLExceptionInfo::TYPE::SQLWarning:
+        _out_rInfo = *static_cast< const SQLWarning* >( m_pCurrent );
+        break;
+
+    case SQLExceptionInfo::TYPE::SQLContext:
+        _out_rInfo = *static_cast< const SQLContext* >( m_pCurrent );
+        break;
+
+    default:
+        _out_rInfo = Any();
+        break;
+    }
+}
+
+
+const css::sdbc::SQLException* SQLExceptionIteratorHelper::next()
+{
+    OSL_ENSURE( hasMoreElements(), "SQLExceptionIteratorHelper::next : invalid call (please use hasMoreElements)!" );
+
+    const css::sdbc::SQLException* pReturn = m_pCurrent;
+    if ( !m_pCurrent )
+        return pReturn;
+
+    // check for the next element within the chain
+    const Type aTypeException( ::cppu::UnoType< SQLException >::get() );
+
+    Type aNextElementType = m_pCurrent->NextException.getValueType();
+    if ( !isAssignableFrom( aTypeException, aNextElementType ) )
+    {
+        // no SQLException at all in the next chain element
+        m_pCurrent = nullptr;
+        m_eCurrentType = SQLExceptionInfo::TYPE::Undefined;
+        return pReturn;
+    }
+
+    m_pCurrent = o3tl::doAccess< SQLException >( m_pCurrent->NextException );
+
+    // no finally determine the proper type of the exception
+    const Type aTypeContext( ::cppu::UnoType< SQLContext >::get() );
+    if ( isAssignableFrom( aTypeContext, aNextElementType ) )
+    {
+        m_eCurrentType = SQLExceptionInfo::TYPE::SQLContext;
+        return pReturn;
+    }
+
+    const Type aTypeWarning( ::cppu::UnoType< SQLWarning >::get() );
+    if ( isAssignableFrom( aTypeWarning, aNextElementType ) )
+    {
+        m_eCurrentType = SQLExceptionInfo::TYPE::SQLWarning;
+        return pReturn;
+    }
+
+    // a simple SQLException
+    m_eCurrentType = SQLExceptionInfo::TYPE::SQLException;
+    return pReturn;
+}
+
+
+void SQLExceptionIteratorHelper::next( SQLExceptionInfo& _out_rInfo )
+{
+    current( _out_rInfo );
+    next();
+}
+
+
+void throwFunctionSequenceException(const Reference< XInterface >& Context, const Any& Next)
+{
+    ::connectivity::SharedResources aResources;
+    throw SQLException(
+        aResources.getResourceString(STR_ERRORMSG_SEQUENCE),
+        Context,
+        getStandardSQLState( StandardSQLState::FUNCTION_SEQUENCE_ERROR ),
+        0,
+        Next
+    );
+}
+
+void throwInvalidIndexException(const css::uno::Reference< css::uno::XInterface >& Context,
+        const css::uno::Any& Next)
+{
+    ::connectivity::SharedResources aResources;
+    throw SQLException(
+        aResources.getResourceString(STR_INVALID_INDEX),
+        Context,
+        getStandardSQLState( StandardSQLState::INVALID_DESCRIPTOR_INDEX ),
+        0,
+        Next
+    );
+}
+
+void throwFunctionNotSupportedSQLException(const OUString& _rFunctionName,
+    const css::uno::Reference<css::uno::XInterface>& _rxContext)
+{
+    ::connectivity::SharedResources aResources;
+    const OUString sError( aResources.getResourceStringWithSubstitution(
+            STR_UNSUPPORTED_FUNCTION,
+            "$functionname$", _rFunctionName
+         ) );
+    throw SQLException(
+        sError,
+        _rxContext,
+        getStandardSQLState( StandardSQLState::FUNCTION_NOT_SUPPORTED ),
+        0,
+        css::uno::Any()
+    );
+}
+
+void throwFunctionNotSupportedRuntimeException(const OUString& _rFunctionName,
+    const css::uno::Reference<css::uno::XInterface>& _rxContext)
+{
+    ::connectivity::SharedResources aResources;
+    const OUString sError( aResources.getResourceStringWithSubstitution(
+            STR_UNSUPPORTED_FUNCTION,
+            "$functionname$", _rFunctionName
+         ) );
+    throw RuntimeException(
+        sError,
+        _rxContext
+    );
+}
+
+void throwGenericSQLException(const OUString& _rMsg, const css::uno::Reference< css::uno::XInterface >& _rxSource)
+{
+    throwGenericSQLException(_rMsg, _rxSource, Any());
+}
+
+
+void throwGenericSQLException(const OUString& _rMsg, const Reference< XInterface >& _rxSource, const Any& _rNextException)
+{
+    throw SQLException( _rMsg, _rxSource, getStandardSQLState( StandardSQLState::GENERAL_ERROR ), 0, _rNextException);
+}
+
+void throwFeatureNotImplementedSQLException( const OUString& _rFeatureName, const Reference< XInterface >& _rxContext, const Any& _rNextException )
+{
+    ::connectivity::SharedResources aResources;
+    const OUString sError( aResources.getResourceStringWithSubstitution(
+            STR_UNSUPPORTED_FEATURE,
+            "$featurename$", _rFeatureName
+         ) );
+
+    throw SQLException(
+        sError,
+        _rxContext,
+        getStandardSQLState( StandardSQLState::FEATURE_NOT_IMPLEMENTED ),
+        0,
+        _rNextException
+    );
+}
+
+void throwFeatureNotImplementedRuntimeException(const OUString& _rFeatureName, const Reference< XInterface >& _rxContext)
+{
+    ::connectivity::SharedResources aResources;
+    const OUString sError( aResources.getResourceStringWithSubstitution(
+            STR_UNSUPPORTED_FEATURE,
+            "$featurename$", _rFeatureName
+         ) );
+
+    throw RuntimeException(sError, _rxContext);
+}
+
+void throwInvalidColumnException( const OUString& _rColumnName, const Reference< XInterface >& _rxContext)
+{
+    ::connectivity::SharedResources aResources;
+    OUString sErrorMessage( aResources.getResourceStringWithSubstitution(
+                                STR_INVALID_COLUMNNAME,
+                                "$columnname$",_rColumnName) );
+    throwSQLException( sErrorMessage, StandardSQLState::COLUMN_NOT_FOUND, _rxContext );
+}
+
+void throwSQLException( const OUString& _rMessage, const OUString& _rSQLState,
+        const Reference< XInterface >& _rxContext, const sal_Int32 _nErrorCode )
+{
+    throw SQLException(
+        _rMessage,
+        _rxContext,
+        _rSQLState,
+        _nErrorCode,
+        Any()
+    );
+}
+
+
+void throwSQLException( const OUString& _rMessage, StandardSQLState _eSQLState,
+        const Reference< XInterface >& _rxContext, const sal_Int32 _nErrorCode )
+{
+    throwSQLException( _rMessage, getStandardSQLState( _eSQLState ), _rxContext, _nErrorCode );
+}
+
+
+OUString getStandardSQLState( StandardSQLState _eState )
+{
+    switch ( _eState )
+    {
+    case StandardSQLState::INVALID_DESCRIPTOR_INDEX:  return "07009";
+    case StandardSQLState::INVALID_CURSOR_STATE:      return "24000";
+    case StandardSQLState::COLUMN_NOT_FOUND:          return "42S22";
+    case StandardSQLState::GENERAL_ERROR:             return "HY000";
+    case StandardSQLState::INVALID_SQL_DATA_TYPE:     return "HY004";
+    case StandardSQLState::FUNCTION_SEQUENCE_ERROR:   return "HY010";
+    case StandardSQLState::INVALID_CURSOR_POSITION:   return "HY109";
+    case StandardSQLState::FEATURE_NOT_IMPLEMENTED:   return "HYC00";
+    case StandardSQLState::FUNCTION_NOT_SUPPORTED:    return "IM001";
+    case StandardSQLState::CONNECTION_DOES_NOT_EXIST: return "08003";
+    default:                                          return "HY001"; // General Error
+    }
+}
+
+
+}   // namespace dbtools
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */