[358] | 1 | /*
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| 2 | * Copyright 1999-2000,2004 The Apache Software Foundation.
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 |
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| 17 | /*
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| 18 | * $Log: Janitor.hpp,v $
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| 19 | * Revision 1.6 2004/09/08 13:56:22 peiyongz
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| 20 | * Apache License Version 2.0
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| 21 | *
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| 22 | * Revision 1.5 2004/01/29 11:48:46 cargilld
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| 23 | * Code cleanup changes to get rid of various compiler diagnostic messages.
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| 24 | *
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| 25 | * Revision 1.4 2003/11/06 19:28:11 knoaman
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| 26 | * PSVI support for annotations.
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| 27 | *
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| 28 | * Revision 1.3 2003/05/15 19:04:35 knoaman
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| 29 | * Partial implementation of the configurable memory manager.
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| 30 | *
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| 31 | * Revision 1.2 2002/11/04 15:22:04 tng
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| 32 | * C++ Namespace Support.
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| 33 | *
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| 34 | * Revision 1.1.1.1 2002/02/01 22:22:10 peiyongz
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| 35 | * sane_include
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| 36 | *
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| 37 | * Revision 1.7 2000/10/13 22:45:12 andyh
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| 38 | * Complete removal of ArrayJanitory::operator->(). Was just commented out earlier.
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| 39 | *
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| 40 | * Revision 1.6 2000/10/10 23:52:11 andyh
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| 41 | * From Janitor, remove the addition that is having compile problems in MSVC.
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| 42 | *
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| 43 | * Revision 1.5 2000/10/09 18:32:31 jberry
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| 44 | * Add some auto_ptr functionality to allow modification of monitored
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| 45 | * pointer value. This eases use of Janitor in some situations.
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| 46 | *
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| 47 | * Revision 1.4 2000/03/02 19:54:40 roddey
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| 48 | * This checkin includes many changes done while waiting for the
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| 49 | * 1.1.0 code to be finished. I can't list them all here, but a list is
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| 50 | * available elsewhere.
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| 51 | *
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| 52 | * Revision 1.3 2000/02/24 20:05:24 abagchi
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| 53 | * Swat for removing Log from API docs
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| 54 | *
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| 55 | * Revision 1.2 2000/02/06 07:48:02 rahulj
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| 56 | * Year 2K copyright swat.
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| 57 | *
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| 58 | * Revision 1.1.1.1 1999/11/09 01:04:27 twl
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| 59 | * Initial checkin
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| 60 | *
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| 61 | * Revision 1.2 1999/11/08 20:45:08 rahul
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| 62 | * Swat for adding in Product name and CVS comment log variable.
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| 63 | *
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| 64 | */
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| 65 |
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| 66 |
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| 67 | #if !defined(JANITOR_HPP)
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| 68 | #define JANITOR_HPP
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| 69 |
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| 70 | #include <xercesc/util/XMemory.hpp>
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| 71 | #include <xercesc/framework/MemoryManager.hpp>
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| 72 |
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| 73 | XERCES_CPP_NAMESPACE_BEGIN
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| 74 |
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| 75 | template <class T> class Janitor : public XMemory
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| 76 | {
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| 77 | public :
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| 78 | // -----------------------------------------------------------------------
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| 79 | // Constructors and Destructor
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| 80 | // -----------------------------------------------------------------------
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| 81 | Janitor(T* const toDelete);
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| 82 | ~Janitor();
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| 83 |
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| 84 | // -----------------------------------------------------------------------
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| 85 | // Public, non-virtual methods
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| 86 | // -----------------------------------------------------------------------
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| 87 | void orphan();
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| 88 |
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| 89 | // small amount of auto_ptr compatibility
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| 90 | T& operator*() const;
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| 91 | T* operator->() const;
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| 92 | T* get() const;
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| 93 | T* release();
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| 94 | void reset(T* p = 0);
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| 95 | bool isDataNull();
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| 96 |
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| 97 | private :
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| 98 | // -----------------------------------------------------------------------
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| 99 | // Unimplemented constructors and operators
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| 100 | // -----------------------------------------------------------------------
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| 101 | Janitor();
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| 102 | Janitor(const Janitor<T>&);
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| 103 | Janitor<T>& operator=(const Janitor<T>&);
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| 104 |
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| 105 | // -----------------------------------------------------------------------
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| 106 | // Private data members
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| 107 | //
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| 108 | // fData
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| 109 | // This is the pointer to the object or structure that must be
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| 110 | // destroyed when this object is destroyed.
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| 111 | // -----------------------------------------------------------------------
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| 112 | T* fData;
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| 113 | };
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| 114 |
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| 115 |
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| 116 |
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| 117 | template <class T> class ArrayJanitor : public XMemory
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| 118 | {
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| 119 | public :
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| 120 | // -----------------------------------------------------------------------
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| 121 | // Constructors and Destructor
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| 122 | // -----------------------------------------------------------------------
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| 123 | ArrayJanitor(T* const toDelete);
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| 124 | ArrayJanitor(T* const toDelete, MemoryManager* const manager);
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| 125 | ~ArrayJanitor();
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| 126 |
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| 127 |
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| 128 | // -----------------------------------------------------------------------
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| 129 | // Public, non-virtual methods
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| 130 | // -----------------------------------------------------------------------
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| 131 | void orphan();
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| 132 |
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| 133 | // small amount of auto_ptr compatibility
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| 134 | T& operator[](int index) const;
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| 135 | T* get() const;
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| 136 | T* release();
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| 137 | void reset(T* p = 0);
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| 138 | void reset(T* p, MemoryManager* const manager);
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| 139 |
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| 140 | private :
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| 141 | // -----------------------------------------------------------------------
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| 142 | // Unimplemented constructors and operators
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| 143 | // -----------------------------------------------------------------------
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| 144 | ArrayJanitor();
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| 145 | ArrayJanitor(const ArrayJanitor<T>& copy);
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| 146 | ArrayJanitor& operator=(const ArrayJanitor<T>& copy);
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| 147 |
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| 148 | // -----------------------------------------------------------------------
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| 149 | // Private data members
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| 150 | //
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| 151 | // fData
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| 152 | // This is the pointer to the object or structure that must be
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| 153 | // destroyed when this object is destroyed.
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| 154 | // -----------------------------------------------------------------------
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| 155 | T* fData;
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| 156 | MemoryManager* fMemoryManager;
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| 157 | };
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| 158 |
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| 159 | XERCES_CPP_NAMESPACE_END
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| 160 |
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| 161 | #if !defined(XERCES_TMPLSINC)
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| 162 | #include <xercesc/util/Janitor.c>
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| 163 | #endif
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| 164 |
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| 165 | #endif
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