source: NonGTP/Xerces/xercesc/util/RefStackOf.hpp @ 188

Revision 188, 8.3 KB checked in by mattausch, 19 years ago (diff)

added xercesc to support

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