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# BinFileInputStream.hpp

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    00001 /*
    00002  * Copyright 1999-2000,2004 The Apache Software Foundation.
    00003  *
    00004  * Licensed under the Apache License, Version 2.0 (the "License");
    00005  * you may not use this file except in compliance with the License.
    00006  * You may obtain a copy of the License at
    00007  *
    00008  *      http://www.apache.org/licenses/LICENSE-2.0
    00009  *
    00010  * Unless required by applicable law or agreed to in writing, software
    00011  * distributed under the License is distributed on an "AS IS" BASIS,
    00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00013  * See the License for the specific language governing permissions and
    00014  * limitations under the License.
    00015  */
    00016
    00017 /*
    00018  * $Log: BinFileInputStream.hpp,v $
    00019  * Revision 1.7  2004/09/08 13:56:21  peiyongz
    00020  * Apache License Version 2.0
    00021  *
    00022  * Revision 1.6  2004/01/29 11:48:46  cargilld
    00023  * Code cleanup changes to get rid of various compiler diagnostic messages.
    00024  *
    00025  * Revision 1.5  2003/12/17 13:58:02  cargilld
    00026  * Platform update for memory management so that the static memory manager (one
    00027  * used to call Initialize) is only for static data.
    00028  *
    00029  * Revision 1.4  2003/06/03 18:12:29  knoaman
    00030  * Add default value for memory manager argument.
    00031  *
    00032  * Revision 1.3  2003/05/16 03:11:22  knoaman
    00033  * Partial implementation of the configurable memory manager.
    00034  *
    00035  * Revision 1.2  2002/11/04 15:22:03  tng
    00036  * C++ Namespace Support.
    00037  *
    00038  * Revision 1.1.1.1  2002/02/01 22:22:09  peiyongz
    00039  * sane_include
    00040  *
    00041  * Revision 1.3  2000/02/24 20:05:23  abagchi
    00042  * Swat for removing Log from API docs
    00043  *
    00044  * Revision 1.2  2000/02/06 07:48:01  rahulj
    00045  * Year 2K copyright swat.
    00046  *
    00047  * Revision 1.1.1.1  1999/11/09 01:04:00  twl
    00048  * Initial checkin
    00049  *
    00050  * Revision 1.3  1999/11/08 20:45:03  rahul
    00051  * Swat for adding in Product name and CVS comment log variable.
    00052  *
    00053  */
    00054
    00055 #if !defined(BINFILEINPUTSTREAM_HPP)
    00056 #define BINFILEINPUTSTREAM_HPP
    00057
    00058 #include <xercesc/util/BinInputStream.hpp>
    00059 #include <xercesc/util/PlatformUtils.hpp>
    00060
    00061 XERCES_CPP_NAMESPACE_BEGIN
    00062
    00063 class  BinFileInputStream : public BinInputStream
    00064 {
    00065 public :
    00066     // -----------------------------------------------------------------------
    00067     //  Constructors and Destructor
    00068     // -----------------------------------------------------------------------
    00069     BinFileInputStream
    00070     (
    00071         const   XMLCh* const    fileName
    00072         , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager
    00073     );
    00074
    00075     BinFileInputStream
    00076     (
    00077         const   char* const     fileName
    00078         , MemoryManager* const  manager = XMLPlatformUtils::fgMemoryManager
    00079     );
    00080
    00081     BinFileInputStream
    00082     (
    00083         const   FileHandle      toUse
    00084         , MemoryManager* const  manager = XMLPlatformUtils::fgMemoryManager
    00085     );
    00086
    00087     virtual ~BinFileInputStream();
    00088
    00089
    00090     // -----------------------------------------------------------------------
    00091     //  Getter methods
    00092     // -----------------------------------------------------------------------
    00093     bool getIsOpen() const;
    00094     unsigned int getSize() const;
    00095     void reset();
    00096
    00097
    00098     // -----------------------------------------------------------------------
    00099     //  Implementation of the input stream interface
    00100     // -----------------------------------------------------------------------
    00101     virtual unsigned int curPos() const;
    00102
    00103     virtual unsigned int readBytes
    00104     (
    00105                 XMLByte* const      toFill
    00106         , const unsigned int        maxToRead
    00107     );
    00108
    00109
    00110 private :
    00111     // -----------------------------------------------------------------------
    00112     //  Unimplemented constructors and operators
    00113     // -----------------------------------------------------------------------
    00114     BinFileInputStream(const BinFileInputStream&);
    00115     BinFileInputStream& operator=(const BinFileInputStream&);
    00116
    00117     // -----------------------------------------------------------------------
    00118     //  Private data members
    00119     //
    00120     //  fSource
    00121     //      The source file that we represent. The FileHandle type is defined
    00122     //      per platform.
    00123     // -----------------------------------------------------------------------
    00124     FileHandle              fSource;
    00125     MemoryManager* const    fMemoryManager;
    00126 };
    00127
    00128
    00129 // ---------------------------------------------------------------------------
    00130 //  BinFileInputStream: Getter methods
    00131 // ---------------------------------------------------------------------------
    00132 inline bool BinFileInputStream::getIsOpen() const
    00133 {
    00134     return (fSource != 0);
    00135 }
    00136
    00137 XERCES_CPP_NAMESPACE_END
    00138
    00139 #endif

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