[188] | 1 | /*
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| 2 | * The Apache Software License, Version 1.1
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| 3 | *
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| 4 | * Copyright (c) 1999-2003 The Apache Software Foundation. All rights
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| 5 | * reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | *
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| 11 | * 1. Redistributions of source code must retain the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer.
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| 13 | *
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| 14 | * 2. Redistributions in binary form must reproduce the above copyright
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| 15 | * notice, this list of conditions and the following disclaimer in
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| 16 | * the documentation and/or other materials provided with the
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| 17 | * distribution.
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| 18 | *
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| 19 | * 3. The end-user documentation included with the redistribution,
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| 20 | * if any, must include the following acknowledgment:
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| 21 | * "This product includes software developed by the
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| 22 | * Apache Software Foundation (http://www.apache.org/)."
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| 23 | * Alternately, this acknowledgment may appear in the software itself,
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| 24 | * if and wherever such third-party acknowledgments normally appear.
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| 25 | *
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| 26 | * 4. The names "Xerces" and "Apache Software Foundation" must
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| 27 | * not be used to endorse or promote products derived from this
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| 28 | * software without prior written permission. For written
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| 29 | * permission, please contact apache\@apache.org.
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| 30 | *
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| 31 | * 5. Products derived from this software may not be called "Apache",
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| 32 | * nor may "Apache" appear in their name, without prior written
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| 33 | * permission of the Apache Software Foundation.
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| 34 | *
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| 35 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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| 36 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 37 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 38 | * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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| 39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 41 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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| 42 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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| 43 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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| 44 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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| 45 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 46 | * SUCH DAMAGE.
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| 47 | * ====================================================================
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| 48 | *
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| 49 | * This software consists of voluntary contributions made by many
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| 50 | * individuals on behalf of the Apache Software Foundation, and was
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| 51 | * originally based on software copyright (c) 1999, International
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| 52 | * Business Machines, Inc., http://www.ibm.com . For more information
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| 53 | * on the Apache Software Foundation, please see
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| 54 | * <http://www.apache.org/>.
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| 55 | */
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| 56 |
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| 57 | /*
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| 58 | * $Log: RefStackOf.hpp,v $
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| 59 | * Revision 1.6 2004/01/29 11:48:46 cargilld
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| 60 | * Code cleanup changes to get rid of various compiler diagnostic messages.
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| 61 | *
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| 62 | * Revision 1.5 2003/05/16 06:01:52 knoaman
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| 63 | * Partial implementation of the configurable memory manager.
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| 64 | *
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| 65 | * Revision 1.4 2003/05/15 19:07:45 knoaman
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| 66 | * Partial implementation of the configurable memory manager.
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| 67 | *
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| 68 | * Revision 1.3 2002/11/04 15:22:04 tng
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| 69 | * C++ Namespace Support.
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| 70 | *
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| 71 | * Revision 1.2 2002/08/21 17:45:00 tng
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| 72 | * [Bug 7087] compiler warnings when using gcc.
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| 73 | *
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| 74 | * Revision 1.1.1.1 2002/02/01 22:22:12 peiyongz
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| 75 | * sane_include
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| 76 | *
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| 77 | * Revision 1.4 2000/03/02 19:54:45 roddey
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| 78 | * This checkin includes many changes done while waiting for the
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| 79 | * 1.1.0 code to be finished. I can't list them all here, but a list is
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| 80 | * available elsewhere.
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| 81 | *
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| 82 | * Revision 1.3 2000/02/24 20:05:25 abagchi
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| 83 | * Swat for removing Log from API docs
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| 84 | *
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| 85 | * Revision 1.2 2000/02/06 07:48:03 rahulj
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| 86 | * Year 2K copyright swat.
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| 87 | *
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| 88 | * Revision 1.1.1.1 1999/11/09 01:05:03 twl
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| 89 | * Initial checkin
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| 90 | *
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| 91 | * Revision 1.2 1999/11/08 20:45:13 rahul
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| 92 | * Swat for adding in Product name and CVS comment log variable.
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| 93 | *
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| 94 | */
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| 95 |
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| 96 | #if !defined(REFSTACKOF_HPP)
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| 97 | #define REFSTACKOF_HPP
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| 98 |
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| 99 | #include <xercesc/util/RefVectorOf.hpp>
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| 100 | #include <xercesc/util/EmptyStackException.hpp>
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| 101 |
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| 102 | XERCES_CPP_NAMESPACE_BEGIN
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| 103 |
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| 104 | //
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| 105 | // Forward declare the enumerator so he can be our friend. Can you say
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| 106 | // friend? Sure...
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| 107 | //
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| 108 | template <class TElem> class RefStackEnumerator;
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| 109 |
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| 110 |
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| 111 | template <class TElem> class RefStackOf : public XMemory
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| 112 | {
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| 113 | public :
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| 114 | // -----------------------------------------------------------------------
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| 115 | // Constructors and Destructor
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| 116 | // -----------------------------------------------------------------------
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| 117 | RefStackOf(const unsigned int initElems,
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| 118 | const bool adoptElems = true,
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| 119 | MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
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| 120 | ~RefStackOf();
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| 121 |
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| 122 |
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| 123 | // -----------------------------------------------------------------------
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| 124 | // Element management methods
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| 125 | // -----------------------------------------------------------------------
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| 126 | const TElem* elementAt(const unsigned int index) const;
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| 127 | void push(TElem* const toPush);
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| 128 | const TElem* peek() const;
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| 129 | TElem* pop();
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| 130 | void removeAllElements();
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| 131 |
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| 132 |
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| 133 | // -----------------------------------------------------------------------
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| 134 | // Getter methods
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| 135 | // -----------------------------------------------------------------------
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| 136 | bool empty();
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| 137 | unsigned int curCapacity();
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| 138 | unsigned int size();
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| 139 |
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| 140 |
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| 141 | private :
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| 142 | // -----------------------------------------------------------------------
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| 143 | // Declare our friends
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| 144 | // -----------------------------------------------------------------------
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| 145 | friend class RefStackEnumerator<TElem>;
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| 146 |
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| 147 | // -----------------------------------------------------------------------
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| 148 | // Unimplemented constructors and operators
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| 149 | // -----------------------------------------------------------------------
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| 150 | RefStackOf(const RefStackOf<TElem>&);
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| 151 | RefStackOf<TElem>& operator=(const RefStackOf<TElem>&);
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| 152 |
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| 153 | // -----------------------------------------------------------------------
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| 154 | // Data Members
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| 155 | //
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| 156 | // fVector
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| 157 | // The vector that is used as the backing data structure for the
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| 158 | // stack.
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| 159 | // -----------------------------------------------------------------------
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| 160 | RefVectorOf<TElem> fVector;
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| 161 | };
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| 162 |
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| 163 |
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| 164 |
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| 165 | //
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| 166 | // An enumerator for a value stack. It derives from the basic enumerator
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| 167 | // class, so that value stacks can be generically enumerated.
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| 168 | //
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| 169 | template <class TElem> class RefStackEnumerator : public XMLEnumerator<TElem>, public XMemory
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| 170 | {
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| 171 | public :
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| 172 | // -----------------------------------------------------------------------
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| 173 | // Constructors and Destructor
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| 174 | // -----------------------------------------------------------------------
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| 175 | RefStackEnumerator
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| 176 | (
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| 177 | RefStackOf<TElem>* const toEnum
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| 178 | , const bool adopt = false
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| 179 | );
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| 180 | virtual ~RefStackEnumerator();
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| 181 |
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| 182 |
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| 183 | // -----------------------------------------------------------------------
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| 184 | // Enum interface
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| 185 | // -----------------------------------------------------------------------
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| 186 | bool hasMoreElements() const;
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| 187 | TElem& nextElement();
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| 188 | void Reset();
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| 189 |
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| 190 |
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| 191 | private :
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| 192 | // -----------------------------------------------------------------------
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| 193 | // Unimplemented constructors and operators
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| 194 | // -----------------------------------------------------------------------
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| 195 | RefStackEnumerator(const RefStackEnumerator<TElem>&);
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| 196 | RefStackEnumerator<TElem>& operator=(const RefStackEnumerator<TElem>&);
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| 197 | // -----------------------------------------------------------------------
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| 198 | // Data Members
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| 199 | //
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| 200 | // fAdopted
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| 201 | // Indicates whether we have adopted the passed stack. If so then
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| 202 | // we delete the stack when we are destroyed.
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| 203 | //
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| 204 | // fCurIndex
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| 205 | // This is the current index into the vector inside the stack being
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| 206 | // enumerated.
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| 207 | //
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| 208 | // fToEnum
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| 209 | // The stack that is being enumerated. This is just kept for
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| 210 | // adoption purposes, since we really are enumerating the vector
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| 211 | // inside of it.
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| 212 | // -----------------------------------------------------------------------
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| 213 | bool fAdopted;
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| 214 | unsigned int fCurIndex;
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| 215 | RefVectorOf<TElem>* fVector;
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| 216 | RefStackOf<TElem>* fToEnum;
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| 217 | };
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| 218 |
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| 219 | XERCES_CPP_NAMESPACE_END
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| 220 |
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| 221 | #if !defined(XERCES_TMPLSINC)
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| 222 | #include <xercesc/util/RefStackOf.c>
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| 223 | #endif
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| 224 |
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| 225 | #endif
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