| /* |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| /** |
| * \file jexception.h |
| * |
| * Qpid asynchronous store plugin library |
| * |
| * Generic journal exception class mrg::journal::jexception (derived |
| * from class std::exception). Intended to serve as a common exception |
| * class for all more speicalized exceptions in the message journal. See |
| * class documentation for details. |
| * |
| * \author Kim van der Riet |
| */ |
| |
| #ifndef QPID_LEGACYSTORE_JRNL_JEXCEPTION_H |
| #define QPID_LEGACYSTORE_JRNL_JEXCEPTION_H |
| |
| namespace mrg |
| { |
| namespace journal |
| { |
| class jexception; |
| } |
| } |
| |
| #include <cerrno> |
| #include <cstdio> |
| #include <cstdlib> |
| #include <cstring> |
| #include <exception> |
| #include "qpid/legacystore/jrnl/jerrno.h" |
| #include <sstream> |
| #include <string> |
| #include <sys/types.h> |
| |
| // Macro for formatting commom system errors |
| #define FORMAT_SYSERR(errno) " errno=" << errno << " (" << std::strerror(errno) << ")" |
| |
| #define MALLOC_CHK(ptr, var, cls, fn) if(ptr == 0) { \ |
| clean(); \ |
| std::ostringstream oss; \ |
| oss << var << ": malloc() failed: " << FORMAT_SYSERR(errno); \ |
| throw jexception(jerrno::JERR__MALLOC, oss.str(), cls, fn); \ |
| } |
| |
| // TODO: The following is a temporary bug-tracking aid which forces a core. |
| // Replace with the commented out version below when BZ484048 is resolved. |
| #define PTHREAD_CHK(err, pfn, cls, fn) if(err != 0) { \ |
| std::ostringstream oss; \ |
| oss << cls << "::" << fn << "(): " << pfn; \ |
| errno = err; \ |
| ::perror(oss.str().c_str()); \ |
| ::abort(); \ |
| } |
| /* |
| #define PTHREAD_CHK(err, pfn, cls, fn) if(err != 0) { \ |
| std::ostringstream oss; \ |
| oss << pfn << " failed: " << FORMAT_SYSERR(err); \ |
| throw jexception(jerrno::JERR__PTHREAD, oss.str(), cls, fn); \ |
| } |
| */ |
| |
| #define ASSERT(cond, msg) if(cond == 0) { \ |
| std::cerr << msg << std::endl; \ |
| ::abort(); \ |
| } |
| |
| namespace mrg |
| { |
| namespace journal |
| { |
| /** |
| * \class jexception |
| * \brief Generic journal exception class |
| */ |
| class jexception : public std::exception |
| { |
| private: |
| u_int32_t _err_code; |
| std::string _additional_info; |
| std::string _throwing_class; |
| std::string _throwing_fn; |
| std::string _what; |
| void format(); |
| |
| public: |
| jexception() throw (); |
| |
| jexception(const u_int32_t err_code) throw (); |
| |
| jexception(const char* additional_info) throw (); |
| jexception(const std::string& additional_info) throw (); |
| |
| jexception(const u_int32_t err_code, const char* additional_info) throw (); |
| jexception(const u_int32_t err_code, const std::string& additional_info) throw (); |
| |
| jexception(const u_int32_t err_code, const char* throwing_class, const char* throwing_fn) |
| throw (); |
| jexception(const u_int32_t err_code, const std::string& throwing_class, |
| const std::string& throwing_fn) throw (); |
| |
| jexception(const u_int32_t err_code, const char* additional_info, |
| const char* throwing_class, const char* throwing_fn) throw (); |
| jexception(const u_int32_t err_code, const std::string& additional_info, |
| const std::string& throwing_class, const std::string& throwing_fn) throw (); |
| |
| virtual ~jexception() throw (); |
| virtual const char* what() const throw (); // override std::exception::what() |
| |
| inline u_int32_t err_code() const throw () { return _err_code; } |
| inline const std::string additional_info() const throw () { return _additional_info; } |
| inline const std::string throwing_class() const throw () { return _throwing_class; } |
| inline const std::string throwing_fn() const throw () { return _throwing_fn; } |
| |
| friend std::ostream& operator<<(std::ostream& os, const jexception& je); |
| friend std::ostream& operator<<(std::ostream& os, const jexception* jePtr); |
| }; // class jexception |
| |
| } // namespace journal |
| } // namespace mrg |
| |
| #endif // ifndef QPID_LEGACYSTORE_JRNL_JEXCEPTION_H |