BinMemInputStream.hpp
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上传日期:2007-01-10
资源大小:6948k
文件大小:6k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: BinMemInputStream.hpp,v $
- * Revision 1.3 2000/02/24 20:05:24 abagchi
- * Swat for removing Log from API docs
- *
- * Revision 1.2 2000/02/06 07:48:01 rahulj
- * Year 2K copyright swat.
- *
- * Revision 1.1.1.1 1999/11/09 01:04:07 twl
- * Initial checkin
- *
- * Revision 1.3 1999/11/08 20:45:04 rahul
- * Swat for adding in Product name and CVS comment log variable.
- *
- */
- #if !defined(BINMEMINPUTSTREAM_HPP)
- #define BINMEMINPUTSTREAM_HPP
- #include <util/BinInputStream.hpp>
- class XMLUTIL_EXPORT BinMemInputStream : public BinInputStream
- {
- public :
- // -----------------------------------------------------------------------
- // Class specific types
- // -----------------------------------------------------------------------
- enum BufOpts
- {
- BufOpt_Adopt
- , BufOpt_Copy
- , BufOpt_Reference
- };
- // -----------------------------------------------------------------------
- // Constructors and Destructor
- // -----------------------------------------------------------------------
- BinMemInputStream
- (
- const XMLByte* const initData
- , const unsigned int capacity
- , const BufOpts bufOpt = BufOpt_Copy
- );
- virtual ~BinMemInputStream();
- // -----------------------------------------------------------------------
- // Stream management methods
- // -----------------------------------------------------------------------
- void reset();
- // -----------------------------------------------------------------------
- // Implementation of the input stream interface
- // -----------------------------------------------------------------------
- virtual unsigned int curPos() const;
- virtual unsigned int readBytes
- (
- XMLByte* const toFill
- , const unsigned int maxToRead
- );
- private :
- // -----------------------------------------------------------------------
- // Private data members
- //
- // fBuffer
- // The buffer of bytes that we are streaming.
- //
- // fBufOpt
- // Indicates the ownership status of the buffer. The caller can have
- // us adopt it (we delete it), reference it, or just make our own
- // copy of it.
- //
- // fCapacity
- // The size of the buffer being streamed.
- //
- // fCurIndex
- // The current index where the next byte will be read from. When it
- // hits fCapacity, we are done.
- // -----------------------------------------------------------------------
- const XMLByte* fBuffer;
- BufOpts fBufOpt;
- unsigned int fCapacity;
- unsigned int fCurIndex;
- };
- // ---------------------------------------------------------------------------
- // BinMemInputStream: Stream management methods
- // ---------------------------------------------------------------------------
- inline void BinMemInputStream::reset()
- {
- fCurIndex = 0;
- }
- // ---------------------------------------------------------------------------
- // BinMemInputStream: Implementation of the input stream interface
- // ---------------------------------------------------------------------------
- inline unsigned int BinMemInputStream::curPos() const
- {
- return fCurIndex;
- }
- #endif