[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: CountedPointer.c,v $
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| 19 | * Revision 1.4 2004/09/08 13:56:21 peiyongz
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| 20 | * Apache License Version 2.0
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| 21 | *
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| 22 | * Revision 1.3 2003/12/17 00:18:35 cargilld
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| 23 | * Update to memory management so that the static memory manager (one used to call Initialize) is only for static data.
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| 24 | *
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| 25 | * Revision 1.2 2002/11/04 15:22:03 tng
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| 26 | * C++ Namespace Support.
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| 27 | *
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| 28 | * Revision 1.1.1.1 2002/02/01 22:22:10 peiyongz
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| 29 | * sane_include
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| 30 | *
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| 31 | * Revision 1.3 2000/03/02 19:54:38 roddey
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| 32 | * This checkin includes many changes done while waiting for the
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| 33 | * 1.1.0 code to be finished. I can't list them all here, but a list is
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| 34 | * available elsewhere.
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| 35 | *
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| 36 | * Revision 1.2 2000/02/06 07:48:01 rahulj
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| 37 | * Year 2K copyright swat.
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| 38 | *
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| 39 | * Revision 1.1.1.1 1999/11/09 01:04:12 twl
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| 40 | * Initial checkin
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| 41 | *
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| 42 | * Revision 1.2 1999/11/08 20:45:05 rahul
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| 43 | * Swat for adding in Product name and CVS comment log variable.
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| 44 | *
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| 45 | */
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| 46 |
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| 47 |
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| 48 | // ---------------------------------------------------------------------------
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| 49 | // Includes
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| 50 | // ---------------------------------------------------------------------------
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| 51 | #if defined(XERCES_TMPLSINC)
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| 52 | #include <xercesc/util/CountedPointer.hpp>
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| 53 | #endif
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| 54 |
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| 55 | XERCES_CPP_NAMESPACE_BEGIN
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| 56 |
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| 57 | // ---------------------------------------------------------------------------
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| 58 | // CountedPointerTo: Constructors and Destructor
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| 59 | // ---------------------------------------------------------------------------
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| 60 | template <class T> CountedPointerTo<T>::
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| 61 | CountedPointerTo(const CountedPointerTo<T>& toCopy) :
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| 62 |
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| 63 | fPtr(toCopy.fPtr)
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| 64 | {
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| 65 | if (fPtr)
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| 66 | fPtr->addRef();
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| 67 | }
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| 68 |
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| 69 | template <class T> CountedPointerTo<T>::CountedPointerTo(T* p) :
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| 70 |
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| 71 | fPtr(p)
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| 72 | {
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| 73 | if (fPtr)
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| 74 | fPtr->addRef();
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| 75 | }
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| 76 |
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| 77 | template <class T> CountedPointerTo<T>::~CountedPointerTo()
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| 78 | {
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| 79 | if (fPtr)
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| 80 | fPtr->removeRef();
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| 81 | }
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| 82 |
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| 83 |
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| 84 | // ---------------------------------------------------------------------------
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| 85 | // CountedPointerTo: Operators
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| 86 | // ---------------------------------------------------------------------------
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| 87 | template <class T> CountedPointerTo<T>&
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| 88 | CountedPointerTo<T>::operator=(const CountedPointerTo<T>& other)
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| 89 | {
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| 90 | if (this == &other)
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| 91 | return *this;
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| 92 |
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| 93 | if (other.fPtr)
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| 94 | other.fPtr->addRef();
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| 95 |
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| 96 | if (fPtr)
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| 97 | fPtr->removeRef();
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| 98 |
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| 99 | fPtr = other.fPtr;
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| 100 | return *this;
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| 101 | }
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| 102 |
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| 103 | template <class T> CountedPointerTo<T>::operator T*()
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| 104 | {
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| 105 | return fPtr;
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| 106 | }
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| 107 |
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| 108 | template <class T> const T* CountedPointerTo<T>::operator->() const
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| 109 | {
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| 110 | return fPtr;
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| 111 | }
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| 112 |
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| 113 | template <class T> T* CountedPointerTo<T>::operator->()
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| 114 | {
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| 115 | return fPtr;
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| 116 | }
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| 117 |
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| 118 | template <class T> const T& CountedPointerTo<T>::operator*() const
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| 119 | {
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| 120 | if (!fPtr)
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| 121 | ThrowXMLwithMemMgr(NullPointerException, XMLExcepts::CPtr_PointerIsZero);
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| 122 | return *fPtr;
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| 123 | }
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| 124 |
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| 125 | template <class T> T& CountedPointerTo<T>::operator*()
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| 126 | {
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| 127 | if (!fPtr)
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| 128 | ThrowXMLwithMemMgr(NullPointerException, XMLExcepts::CPtr_PointerIsZero);
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| 129 | return *fPtr;
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| 130 | }
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| 131 |
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| 132 | XERCES_CPP_NAMESPACE_END
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