GME
13
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00001 /* 00002 * Licensed to the Apache Software Foundation (ASF) under one or more 00003 * contributor license agreements. See the NOTICE file distributed with 00004 * this work for additional information regarding copyright ownership. 00005 * The ASF licenses this file to You under the Apache License, Version 2.0 00006 * (the "License"); you may not use this file except in compliance with 00007 * the License. You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 */ 00017 00018 /* 00019 * $Id: CountedPointer.c 471747 2006-11-06 14:31:56Z amassari $ 00020 */ 00021 00022 00023 // --------------------------------------------------------------------------- 00024 // Includes 00025 // --------------------------------------------------------------------------- 00026 #if defined(XERCES_TMPLSINC) 00027 #include <xercesc/util/CountedPointer.hpp> 00028 #endif 00029 00030 XERCES_CPP_NAMESPACE_BEGIN 00031 00032 // --------------------------------------------------------------------------- 00033 // CountedPointerTo: Constructors and Destructor 00034 // --------------------------------------------------------------------------- 00035 template <class T> CountedPointerTo<T>:: 00036 CountedPointerTo(const CountedPointerTo<T>& toCopy) : 00037 00038 fPtr(toCopy.fPtr) 00039 { 00040 if (fPtr) 00041 fPtr->addRef(); 00042 } 00043 00044 template <class T> CountedPointerTo<T>::CountedPointerTo(T* p) : 00045 00046 fPtr(p) 00047 { 00048 if (fPtr) 00049 fPtr->addRef(); 00050 } 00051 00052 template <class T> CountedPointerTo<T>::~CountedPointerTo() 00053 { 00054 if (fPtr) 00055 fPtr->removeRef(); 00056 } 00057 00058 00059 // --------------------------------------------------------------------------- 00060 // CountedPointerTo: Operators 00061 // --------------------------------------------------------------------------- 00062 template <class T> CountedPointerTo<T>& 00063 CountedPointerTo<T>::operator=(const CountedPointerTo<T>& other) 00064 { 00065 if (this == &other) 00066 return *this; 00067 00068 if (other.fPtr) 00069 other.fPtr->addRef(); 00070 00071 if (fPtr) 00072 fPtr->removeRef(); 00073 00074 fPtr = other.fPtr; 00075 return *this; 00076 } 00077 00078 template <class T> CountedPointerTo<T>::operator T*() 00079 { 00080 return fPtr; 00081 } 00082 00083 template <class T> const T* CountedPointerTo<T>::operator->() const 00084 { 00085 return fPtr; 00086 } 00087 00088 template <class T> T* CountedPointerTo<T>::operator->() 00089 { 00090 return fPtr; 00091 } 00092 00093 template <class T> const T& CountedPointerTo<T>::operator*() const 00094 { 00095 if (!fPtr) 00096 ThrowXMLwithMemMgr(NullPointerException, XMLExcepts::CPtr_PointerIsZero, 0); 00097 return *fPtr; 00098 } 00099 00100 template <class T> T& CountedPointerTo<T>::operator*() 00101 { 00102 if (!fPtr) 00103 ThrowXMLwithMemMgr(NullPointerException, XMLExcepts::CPtr_PointerIsZero, 0); 00104 return *fPtr; 00105 } 00106 00107 XERCES_CPP_NAMESPACE_END