FDO API Reference | Feature Data Objects |
00001 #ifndef _BLOBVALUE_H_ 00002 #define _BLOBVALUE_H_ 00003 // 00004 00005 // 00006 // Copyright (C) 2004-2006 Autodesk, Inc. 00007 // 00008 // This library is free software; you can redistribute it and/or 00009 // modify it under the terms of version 2.1 of the GNU Lesser 00010 // General Public License as published by the Free Software Foundation. 00011 // 00012 // This library is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 // Lesser General Public License for more details. 00016 // 00017 // You should have received a copy of the GNU Lesser General Public 00018 // License along with this library; if not, write to the Free Software 00019 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00020 // 00021 00022 #ifdef _WIN32 00023 #pragma once 00024 #endif 00025 00026 #include <FdoStd.h> 00027 #include <Fdo/Expression/LOBValue.h> 00028 #include <Fdo/Schema/DataType.h> 00029 00030 /// \brief 00031 /// The FdoBLOBValue class derives from FdoLOBValue and represents a literal 00032 /// BLOB value. 00033 class FdoBLOBValue : public FdoLOBValue 00034 { 00035 public: 00036 /// \brief 00037 /// Constructs a default instance of an FdoBLOBValue with a value of null. 00038 /// 00039 /// \return 00040 /// Returns the created FdoBLOBValue 00041 /// 00042 FDO_API static FdoBLOBValue* Create(); 00043 00044 /// \brief 00045 /// Constructs an instance of an FdoBLOBValue using the specified arguments. 00046 /// 00047 /// \param value 00048 /// Input a byte array 00049 /// 00050 /// \return 00051 /// Returns the created FdoBLOBValue 00052 /// 00053 FDO_API static FdoBLOBValue* Create(FdoByteArray* value); 00054 00055 00056 FDO_API FdoDataType GetDataType(); 00057 FDO_API FdoByteArray* GetData(); 00058 FDO_API void SetData(FdoByteArray* value); 00059 FDO_API void SetNull(); 00060 FDO_API void Process(FdoIExpressionProcessor* p); 00061 FDO_API FdoString* ToString(); 00062 00063 00064 protected: 00065 /// \cond DOXYGEN-IGNORE 00066 /// \brief 00067 /// Constructs a default instance of an FdoBLOBValue with a value of null. 00068 /// \return 00069 /// Returns nothing 00070 /// 00071 FdoBLOBValue(); 00072 00073 /// \brief 00074 /// Constructs a default instance of an FdoBLOBValue using the specified arguments. 00075 /// \param value 00076 /// Input a byte array 00077 /// 00078 /// \return 00079 /// Returns nothing 00080 /// 00081 FdoBLOBValue(FdoByteArray* value); 00082 00083 /// \brief 00084 /// Default destructor for FdoBLOBValue. 00085 /// \return 00086 /// Returns nothing 00087 /// 00088 virtual ~FdoBLOBValue(); 00089 00090 virtual void Dispose(); 00091 00092 }; 00093 /// \endcond 00094 #endif 00095 00096
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