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| <hr><h1>XalanAutoPtr.hpp</h1><a href="XalanAutoPtr_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">/*</font> |
| 00002 <font class="comment"> * Copyright 1999-2004 The Apache Software Foundation.</font> |
| 00003 <font class="comment"> *</font> |
| 00004 <font class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</font> |
| 00005 <font class="comment"> * you may not use this file except in compliance with the License.</font> |
| 00006 <font class="comment"> * You may obtain a copy of the License at</font> |
| 00007 <font class="comment"> *</font> |
| 00008 <font class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</font> |
| 00009 <font class="comment"> *</font> |
| 00010 <font class="comment"> * Unless required by applicable law or agreed to in writing, software</font> |
| 00011 <font class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</font> |
| 00012 <font class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</font> |
| 00013 <font class="comment"> * See the License for the specific language governing permissions and</font> |
| 00014 <font class="comment"> * limitations under the License.</font> |
| 00015 <font class="comment"> */</font> |
| 00016 <font class="preprocessor">#if !defined(XALANAUTOPTR_HEADER_GUARD_1357924680)</font> |
| <a name="l00017"></a><a class="code" href="XalanAutoPtr_8hpp.html#a0">00017</a> <font class="preprocessor"></font><font class="preprocessor">#define XALANAUTOPTR_HEADER_GUARD_1357924680</font> |
| 00018 <font class="preprocessor"></font> |
| 00019 |
| 00020 |
| 00021 <font class="comment">// Base include file. Must be first.</font> |
| 00022 <font class="preprocessor">#include <<a class="code" href="PlatformSupportDefinitions_8hpp.html">xalanc/PlatformSupport/PlatformSupportDefinitions.hpp</a>></font> |
| 00023 |
| 00024 |
| 00025 |
| 00026 <font class="preprocessor">#include <cstddef></font> |
| 00027 |
| 00028 |
| 00029 |
| 00030 XALAN_CPP_NAMESPACE_BEGIN |
| 00031 |
| 00032 |
| 00033 |
| 00034 <font class="comment">// We're using our own auto_ptr-like class due to wide</font> |
| 00035 <font class="comment">// variations amongst the varous platforms we have to</font> |
| 00036 <font class="comment">// support</font> |
| 00037 template<class Type> |
| <a name="l00038"></a><a class="code" href="classXalanAutoPtr.html">00038</a> <font class="keyword">class </font><a class="code" href="classXalanAutoPtr.html">XalanAutoPtr</a> |
| 00039 { |
| 00040 <font class="keyword">public</font>: |
| 00041 |
| <a name="l00042"></a><a class="code" href="classXalanAutoPtr.html#a0">00042</a> <a class="code" href="classXalanAutoPtr.html#a0">XalanAutoPtr</a>(Type* thePointer = 0) : |
| 00043 m_pointer(thePointer) |
| 00044 { |
| 00045 } |
| 00046 |
| <a name="l00047"></a><a class="code" href="classXalanAutoPtr.html#a1">00047</a> <a class="code" href="classXalanAutoPtr.html#a0">XalanAutoPtr</a>(<font class="keyword">const</font> <a class="code" href="classXalanAutoPtr.html">XalanAutoPtr<Type></a>& theSource) : |
| 00048 m_pointer(((<a class="code" href="classXalanAutoPtr.html">XalanAutoPtr</a><Type>&)theSource).release()) |
| 00049 { |
| 00050 } |
| 00051 |
| 00052 <a class="code" href="classXalanAutoPtr.html">XalanAutoPtr<Type></a>& |
| <a name="l00053"></a><a class="code" href="classXalanAutoPtr.html#a2">00053</a> <a class="code" href="classXalanAutoPtr.html#a2">operator=</a>(<a class="code" href="classXalanAutoPtr.html">XalanAutoPtr<Type></a>& theRHS)<font class="keyword"></font> |
| 00054 <font class="keyword"> </font>{ |
| 00055 <font class="keywordflow">if</font> (<font class="keyword">this</font> != &theRHS) |
| 00056 { |
| 00057 <font class="comment">// This test ought not to be necessary, but</font> |
| 00058 <font class="comment">// MSVC 6.0 calls delete, which checks for 0.</font> |
| 00059 <font class="comment">// The problem with that is the locking is</font> |
| 00060 <font class="comment">// extremely expensive.</font> |
| 00061 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00062 { |
| 00063 <font class="keyword">delete</font> m_pointer; |
| 00064 } |
| 00065 |
| 00066 m_pointer = theRHS.<a class="code" href="classXalanAutoPtr.html#a7">release</a>(); |
| 00067 } |
| 00068 |
| 00069 <font class="keywordflow">return</font> *<font class="keyword">this</font>; |
| 00070 } |
| 00071 |
| <a name="l00072"></a><a class="code" href="classXalanAutoPtr.html#a3">00072</a> <a class="code" href="classXalanAutoPtr.html#a3">~XalanAutoPtr</a>()<font class="keyword"></font> |
| 00073 <font class="keyword"> </font>{ |
| 00074 <font class="comment">// See note in operator=() about this...</font> |
| 00075 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00076 { |
| 00077 <font class="keyword">delete</font> m_pointer; |
| 00078 } |
| 00079 } |
| 00080 |
| 00081 Type& |
| <a name="l00082"></a><a class="code" href="classXalanAutoPtr.html#a4">00082</a> <a class="code" href="classXalanAutoPtr.html#a4">operator*</a>()<font class="keyword"> const</font> |
| 00083 <font class="keyword"> </font>{ |
| 00084 <font class="keywordflow">return</font> *m_pointer; |
| 00085 } |
| 00086 |
| 00087 Type* |
| <a name="l00088"></a><a class="code" href="classXalanAutoPtr.html#a5">00088</a> <a class="code" href="classXalanAutoPtr.html#a5">operator-></a>()<font class="keyword"> const</font> |
| 00089 <font class="keyword"> </font>{ |
| 00090 <font class="keywordflow">return</font> m_pointer; |
| 00091 } |
| 00092 |
| 00093 Type* |
| <a name="l00094"></a><a class="code" href="classXalanAutoPtr.html#a6">00094</a> <a class="code" href="classXalanAutoPtr.html#a6">get</a>()<font class="keyword"> const</font> |
| 00095 <font class="keyword"> </font>{ |
| 00096 <font class="keywordflow">return</font> m_pointer; |
| 00097 } |
| 00098 |
| 00099 Type* |
| <a name="l00100"></a><a class="code" href="classXalanAutoPtr.html#a7">00100</a> <a class="code" href="classXalanAutoPtr.html#a7">release</a>()<font class="keyword"></font> |
| 00101 <font class="keyword"> </font>{ |
| 00102 Type* <font class="keyword">const</font> temp = m_pointer; |
| 00103 |
| 00104 m_pointer = 0; |
| 00105 |
| 00106 <font class="keywordflow">return</font> temp; |
| 00107 } |
| 00108 |
| 00109 <font class="keywordtype">void</font> |
| <a name="l00110"></a><a class="code" href="classXalanAutoPtr.html#a8">00110</a> <a class="code" href="classXalanAutoPtr.html#a8">reset</a>(Type* thePointer = 0)<font class="keyword"></font> |
| 00111 <font class="keyword"> </font>{ |
| 00112 <font class="comment">// See note in operator=() about this...</font> |
| 00113 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00114 { |
| 00115 <font class="keyword">delete</font> m_pointer; |
| 00116 } |
| 00117 |
| 00118 m_pointer = thePointer; |
| 00119 } |
| 00120 |
| 00121 <font class="keyword">private</font>: |
| 00122 |
| 00123 Type* m_pointer; |
| 00124 }; |
| 00125 |
| 00126 |
| 00127 |
| 00128 <font class="comment">// A class similar to XalanAutoPtr, but for arrays.</font> |
| 00129 template<class Type> |
| <a name="l00130"></a><a class="code" href="classXalanArrayAutoPtr.html">00130</a> <font class="keyword">class </font><a class="code" href="classXalanArrayAutoPtr.html">XalanArrayAutoPtr</a> |
| 00131 { |
| 00132 <font class="keyword">public</font>: |
| 00133 |
| <a name="l00134"></a><a class="code" href="classXalanArrayAutoPtr.html#a0">00134</a> <a class="code" href="classXalanArrayAutoPtr.html#a0">XalanArrayAutoPtr</a>(Type* thePointer = 0) : |
| 00135 m_pointer(thePointer) |
| 00136 { |
| 00137 } |
| 00138 |
| <a name="l00139"></a><a class="code" href="classXalanArrayAutoPtr.html#a1">00139</a> <a class="code" href="classXalanArrayAutoPtr.html#a0">XalanArrayAutoPtr</a>(<font class="keyword">const</font> <a class="code" href="classXalanArrayAutoPtr.html">XalanArrayAutoPtr<Type></a>& theSource) : |
| 00140 m_pointer(((<a class="code" href="classXalanArrayAutoPtr.html">XalanArrayAutoPtr</a><Type>&)theSource).release()) |
| 00141 { |
| 00142 } |
| 00143 |
| 00144 <a class="code" href="classXalanArrayAutoPtr.html">XalanArrayAutoPtr<Type></a>& |
| <a name="l00145"></a><a class="code" href="classXalanArrayAutoPtr.html#a2">00145</a> <a class="code" href="classXalanArrayAutoPtr.html#a2">operator=</a>(<a class="code" href="classXalanArrayAutoPtr.html">XalanArrayAutoPtr<Type></a>& theRHS)<font class="keyword"></font> |
| 00146 <font class="keyword"> </font>{ |
| 00147 <font class="keywordflow">if</font> (<font class="keyword">this</font> != &theRHS) |
| 00148 { |
| 00149 <font class="comment">// This test ought not to be necessary, but</font> |
| 00150 <font class="comment">// MSVC 6.0 calls delete, which checks for 0.</font> |
| 00151 <font class="comment">// The problem with that is the locking is</font> |
| 00152 <font class="comment">// extremely expensive.</font> |
| 00153 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00154 { |
| 00155 <font class="keyword">delete</font> [] m_pointer; |
| 00156 } |
| 00157 |
| 00158 m_pointer = theRHS.<a class="code" href="classXalanArrayAutoPtr.html#a7">release</a>(); |
| 00159 } |
| 00160 |
| 00161 <font class="keywordflow">return</font> *<font class="keyword">this</font>; |
| 00162 } |
| 00163 |
| <a name="l00164"></a><a class="code" href="classXalanArrayAutoPtr.html#a3">00164</a> <a class="code" href="classXalanArrayAutoPtr.html#a3">~XalanArrayAutoPtr</a>()<font class="keyword"></font> |
| 00165 <font class="keyword"> </font>{ |
| 00166 <font class="comment">// See note in operator=() about this...</font> |
| 00167 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00168 { |
| 00169 <font class="keyword">delete</font> [] m_pointer; |
| 00170 } |
| 00171 } |
| 00172 |
| 00173 Type& |
| <a name="l00174"></a><a class="code" href="classXalanArrayAutoPtr.html#a4">00174</a> <a class="code" href="classXalanArrayAutoPtr.html#a4">operator*</a>()<font class="keyword"> const</font> |
| 00175 <font class="keyword"> </font>{ |
| 00176 <font class="keywordflow">return</font> *m_pointer; |
| 00177 } |
| 00178 |
| 00179 Type& |
| 00180 <font class="preprocessor">#if defined(XALAN_STRICT_ANSI_HEADERS)</font> |
| 00181 <font class="preprocessor"></font> <a class="code" href="classXalanArrayAutoPtr.html#a5">operator[]</a>(std::size_t index) <font class="keyword">const</font> |
| 00182 <font class="preprocessor">#else</font> |
| <a name="l00183"></a><a class="code" href="classXalanArrayAutoPtr.html#a5">00183</a> <font class="preprocessor"></font> <a class="code" href="classXalanArrayAutoPtr.html#a5">operator[]</a>(size_t index) <font class="keyword">const</font> |
| 00184 <font class="preprocessor">#endif</font> |
| 00185 <font class="preprocessor"></font> { |
| 00186 <font class="keywordflow">return</font> m_pointer[index]; |
| 00187 } |
| 00188 |
| 00189 Type* |
| <a name="l00190"></a><a class="code" href="classXalanArrayAutoPtr.html#a6">00190</a> <a class="code" href="classXalanArrayAutoPtr.html#a6">get</a>()<font class="keyword"> const</font> |
| 00191 <font class="keyword"> </font>{ |
| 00192 <font class="keywordflow">return</font> m_pointer; |
| 00193 } |
| 00194 |
| 00195 Type* |
| <a name="l00196"></a><a class="code" href="classXalanArrayAutoPtr.html#a7">00196</a> <a class="code" href="classXalanArrayAutoPtr.html#a7">release</a>()<font class="keyword"></font> |
| 00197 <font class="keyword"> </font>{ |
| 00198 Type* <font class="keyword">const</font> temp = m_pointer; |
| 00199 |
| 00200 m_pointer = 0; |
| 00201 |
| 00202 <font class="keywordflow">return</font> temp; |
| 00203 } |
| 00204 |
| 00205 <font class="keywordtype">void</font> |
| <a name="l00206"></a><a class="code" href="classXalanArrayAutoPtr.html#a8">00206</a> <a class="code" href="classXalanArrayAutoPtr.html#a8">reset</a>(Type* thePointer = 0)<font class="keyword"></font> |
| 00207 <font class="keyword"> </font>{ |
| 00208 <font class="comment">// See note in operator=() about this...</font> |
| 00209 <font class="keywordflow">if</font> (m_pointer != 0) |
| 00210 { |
| 00211 <font class="keyword">delete</font> [] m_pointer; |
| 00212 } |
| 00213 |
| 00214 m_pointer = thePointer; |
| 00215 } |
| 00216 |
| 00217 <font class="keyword">private</font>: |
| 00218 |
| 00219 Type* m_pointer; |
| 00220 }; |
| 00221 |
| 00222 |
| 00223 |
| 00224 XALAN_CPP_NAMESPACE_END |
| 00225 |
| 00226 |
| 00227 |
| 00228 <font class="preprocessor">#endif // if !defined(XALANAUTOPTR_HEADER_GUARD_1357924680)</font> |
| </font></pre></div><p align="center"><a href="diagramnotes.html">Interpreting class diagrams</a></p>
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| <A href="http://www.research.att.com/sw/tools/graphviz/">GraphViz</A> are used to generate this API documentation from the Xalan-C header files.</I></FONT></p>
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