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# BLOBValue.h

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    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 /// \cond DOXYGEN-IGNORE
    00065 protected:
    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 /// \endcond
    00092
    00093 };
    00094 #endif
    00095
    00096

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