This is the sample program that can see the decode result of barcode data on Watson IoT.
Dependencies: AsciiFont DisplayApp GR-PEACH_video LCD_shield_config LWIPBP3595Interface_STA_for_mbed-os USBDevice
Exception.h
00001 // -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*- 00002 #ifndef __EXCEPTION_H__ 00003 #define __EXCEPTION_H__ 00004 00005 /* 00006 * Exception.h 00007 * ZXing 00008 * 00009 * Copyright 2010 ZXing authors All rights reserved. 00010 * 00011 * Licensed under the Apache License, Version 2.0 (the "License"); 00012 * you may not use this file except in compliance with the License. 00013 * You may obtain a copy of the License at 00014 * 00015 * http://www.apache.org/licenses/LICENSE-2.0 00016 * 00017 * Unless required by applicable law or agreed to in writing, software 00018 * distributed under the License is distributed on an "AS IS" BASIS, 00019 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00020 * See the License for the specific language governing permissions and 00021 * limitations under the License. 00022 */ 00023 00024 #include <string> 00025 #include <exception> 00026 00027 namespace zxing { 00028 00029 class Exception : public std::exception { 00030 private: 00031 char const* const message; 00032 00033 public: 00034 Exception() throw() : message(0) {} 00035 Exception(const char* msg) throw() : message(copy(msg)) {} 00036 Exception(Exception const& that) throw() : std::exception(that), message(copy(that.message)) {} 00037 ~Exception() throw() { 00038 if(message) { 00039 deleteMessage(); 00040 } 00041 } 00042 char const* what() const throw() {return message ? message : "";} 00043 00044 private: 00045 static char const* copy(char const*); 00046 void deleteMessage(); 00047 }; 00048 00049 } 00050 00051 #endif // __EXCEPTION_H__
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