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Diffstat (limited to 'include/connectivity/sqlerror.hxx')
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diff --git a/include/connectivity/sqlerror.hxx b/include/connectivity/sqlerror.hxx new file mode 100644 index 0000000000..252fe479e5 --- /dev/null +++ b/include/connectivity/sqlerror.hxx @@ -0,0 +1,239 @@ +/* -*- 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_SQLERROR_HXX +#define INCLUDED_CONNECTIVITY_SQLERROR_HXX + +#include <com/sun/star/sdbc/SQLException.hpp> +#include <connectivity/dbtoolsdllapi.hxx> +#include <optional> +#include <memory> + +namespace connectivity +{ + + + //= ErrorCondition + + /** the type of error codes to be used in SQLExceptions + + @see css::sdbc::SQLException::ErrorCode + */ + typedef ::sal_Int32 ErrorCode; + + /** error condition values as defined in css::sdb::ErrorCondition + */ + typedef ::sal_Int32 ErrorCondition; + + + //= SQLError + + class SQLError_Impl; + + /** a class which provides helpers for working with SQLErrors + + In particular, this class provides vendor-specific error codes (where + the vendor is OpenOffice.org Base), which can be used in OOo's various + database drivers, and checked in application-level code, to properly + recognize highly specific error conditions. + + @see css::sdb::ErrorCondition + */ + class OOO_DLLPUBLIC_DBTOOLS SQLError + { + public: + SQLError(); + ~SQLError(); + + /** returns the message associated with a given error condition, after (optionally) replacing + a placeholder with a given string + + Some error messages need to contain references to runtime-dependent data (say, the + name of a concrete table in the database), which in the resource file's strings are + represented by a placeholder, namely $1$, $2, and so on. This method allows to + retrieve such an error message, and replace up to 3 placeholders with their concrete + values. + + In a non-product build, assertions will fire if the number of placeholders in the + message's resource string does not match the number of passed parameter values. + + As specified in the css::sdb::ErrorCondition type, + error messages thrown by core components of OpenOffice.org Base will contain + a standardized prefix "[OOoBase]" in every message. + + @see css::sdb::ErrorCondition + */ + OUString getErrorMessage( + const ErrorCondition _eCondition + ) const; + + /** returns the error code associated with a given error condition + + @see getErrorMessage + @see css::sdb::ErrorCondition + @see css::sdbc::SQLException::ErrorCode + */ + static ErrorCode + getErrorCode( const ErrorCondition _eCondition ); + + /** returns the prefix which is used for OpenOffice.org Base's error messages + + As specified in the css::sdb::ErrorCondition type, + error messages thrown by core components of OpenOffice.org Base will + contain a standardized prefix in every message. <code>getBaseErrorMessagePrefix</code> + returns this prefix, so clients of such error messages might decide to strip this + prefix before presenting the message to the user, or use it to determine + whether a concrete error has been raised by a OpenOffice.org core component. + */ + static const OUString& + getMessagePrefix(); + + + /** throws an SQLException describing the given error condition + + The thrown SQLException will contain the OOo-specific error code which derives + from the given error condition, and the error message associated with that condition. + + @param _eCondition + the ErrorCondition which hit you + + @param _rxContext + the context in which the error occurred. This will be filled in as + <member scope="css::uno">Exception::Context</member> member. + + @param _rParamValue1 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the first placeholder + in this message. + + @param _rParamValue2 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the second placeholder + in this message. + + @param _rParamValue3 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the third placeholder + in this message. + + @see getErrorMessage + @see getErrorCode + */ + void raiseException( + const ErrorCondition _eCondition, + const css::uno::Reference< css::uno::XInterface >& _rxContext, + const std::optional<OUString>& _rParamValue1 = std::nullopt, + const std::optional<OUString>& _rParamValue2 = std::nullopt, + const std::optional<OUString>& _rParamValue3 = std::nullopt + ) const; + + /** throws an SQLException describing the given error condition + + The thrown SQLException will contain the OOo-specific error code which derives + from the given error condition, and the error message associated with that condition. + + Note: You should prefer the version of raiseException which takes + an additional Context parameter, since this allows clients of your + exception to examine where the error occurred. + + @param _eCondition + the ErrorCondition which hit you + + @see getErrorMessage + @see getErrorCode + */ + void raiseException( + const ErrorCondition _eCondition + ) const; + + /** raises a typed exception, that is, a UNO exception which is derived from + css::sdbc::SQLException + + @param _eCondition + the ErrorCondition which hit you + + @param _rxContext + the context in which the error occurred. This will be filled in as + <member scope="css::uno">Exception::Context</member> member. + + @param _rExceptionType + the type of the exception to throw. This type <em>must</em> specify + an exception class derived from css::sdbc::SQLException. + + @throws ::std::bad_cast + if <arg>_rExceptionType</arg> does not specify an exception class derived from + css::sdbc::SQLException. + + @see getErrorMessage + @see getErrorCode + */ + void raiseTypedException( + const ErrorCondition _eCondition, + const css::uno::Reference< css::uno::XInterface >& _rxContext, + const css::uno::Type& _rExceptionType + ) const; + + /** retrieves an <code>SQLException</code> object which contains information about + the given error condition + + @param _eCondition + the ErrorCondition which hit you + + @param _rxContext + the context in which the error occurred. This will be filled in as + <member scope="css::uno">Exception::Context</member> member. + + @param _rParamValue1 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the first placeholder + in this message. + + @param _rParamValue2 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the second placeholder + in this message. + + @param _rParamValue3 + a runtime-dependent value which should be filled into the error message + which is associated with <arg>_eCondition</arg>, replacing the third placeholder + in this message. + + @see getErrorMessage + @see getErrorCode + */ + css::sdbc::SQLException + getSQLException( + const ErrorCondition _eCondition, + const css::uno::Reference< css::uno::XInterface >& _rxContext, + const std::optional<OUString>& _rParamValue1 = std::nullopt, + const std::optional<OUString>& _rParamValue2 = std::nullopt, + const std::optional<OUString>& _rParamValue3 = std::nullopt + ) const; + + private: + std::shared_ptr< SQLError_Impl > m_pImpl; + }; + + +} // namespace connectivity + + +#endif // INCLUDED_CONNECTIVITY_SQLERROR_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |