mirror of https://github.com/qpdf/qpdf.git
84 lines
2.6 KiB
C++
84 lines
2.6 KiB
C++
// Copyright (c) 2005-2022 Jay Berkenbilt
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//
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// This file is part of qpdf.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// Versions of qpdf prior to version 7 were released under the terms
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// of version 2.0 of the Artistic License. At your option, you may
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// continue to consider qpdf to be licensed under those terms. Please
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// see the manual for additional information.
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#ifndef QPDFEXC_HH
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#define QPDFEXC_HH
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#include <qpdf/DLL.h>
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#include <qpdf/Types.h>
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#include <qpdf/Constants.h>
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#include <string>
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#include <stdexcept>
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class QPDF_DLL_CLASS QPDFExc: public std::runtime_error
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{
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public:
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QPDF_DLL
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QPDFExc(qpdf_error_code_e error_code,
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std::string const& filename,
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std::string const& object,
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qpdf_offset_t offset,
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std::string const& message);
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QPDF_DLL
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virtual ~QPDFExc() noexcept
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{
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}
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// To get a complete error string, call what(), provided by
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// std::exception. The accessors below return the original values
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// used to create the exception. Only the error code and message
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// are guaranteed to have non-zero/empty values.
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// There is no lookup code that maps numeric error codes into
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// strings. The numeric error code is just another way to get at
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// the underlying issue, but it is more programmer-friendly than
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// trying to parse a string that is subject to change.
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QPDF_DLL
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qpdf_error_code_e getErrorCode() const;
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QPDF_DLL
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std::string const& getFilename() const;
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QPDF_DLL
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std::string const& getObject() const;
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QPDF_DLL
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qpdf_offset_t getFilePosition() const;
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QPDF_DLL
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std::string const& getMessageDetail() const;
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private:
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static std::string createWhat(std::string const& filename,
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std::string const& object,
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qpdf_offset_t offset,
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std::string const& message);
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// This class does not use the Members pattern to avoid needless
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// memory allocations during exception handling.
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qpdf_error_code_e error_code;
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std::string filename;
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std::string object;
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qpdf_offset_t offset;
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std::string message;
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};
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#endif // QPDFEXC_HH
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