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| <h3 align="center">The Xalan C++ XSLT Processor Version 1.10</h3>
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| <hr><h1>XPathFactory.hpp</h1><a href="XPathFactory_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(XPATHFACTORY_HEADER_GUARD_1357924680)</font> |
| <a name="l00017"></a><a class="code" href="XPathFactory_8hpp.html#a0">00017</a> <font class="preprocessor"></font><font class="preprocessor">#define XPATHFACTORY_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="XPathDefinitions_8hpp.html">xalanc/XPath/XPathDefinitions.hpp</a>></font> |
| 00023 |
| 00024 <font class="preprocessor">#include <<a class="code" href="XalanMemoryManagement_8hpp.html">xalanc/Include/XalanMemoryManagement.hpp</a>></font> |
| 00025 |
| 00026 <font class="preprocessor">#include <cassert></font> |
| 00027 <font class="preprocessor">#include <functional></font> |
| 00028 |
| 00029 |
| 00030 |
| 00031 XALAN_CPP_NAMESPACE_BEGIN |
| 00032 |
| 00033 |
| 00034 |
| 00035 <font class="keyword">class </font><a class="code" href="classXPath.html">XPath</a>; |
| 00036 |
| 00037 |
| 00038 |
| <a name="l00039"></a><a class="code" href="classXPathFactory.html">00039</a> <font class="keyword">class </font>XALAN_XPATH_EXPORT <a class="code" href="classXPathFactory.html">XPathFactory</a> |
| 00040 { |
| 00041 <font class="keyword">public</font>: |
| 00042 |
| 00043 <font class="keyword">explicit</font> |
| 00044 <a class="code" href="classXPathFactory.html#a0">XPathFactory</a>(); |
| 00045 |
| 00046 <font class="keyword">virtual</font> |
| 00047 <a class="code" href="classXPathFactory.html#a1">~XPathFactory</a>(); |
| 00048 |
| 00055 <font class="keywordtype">bool</font> |
| <a name="l00056"></a><a class="code" href="classXPathFactory.html#a2">00056</a> <a class="code" href="classXPathFactory.html#a2">returnObject</a>(<font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* theXPath)<font class="keyword"></font> |
| 00057 <font class="keyword"> </font>{ |
| 00058 <font class="keywordflow">return</font> <a class="code" href="classXPathFactory.html#b0">doReturnObject</a>(theXPath); |
| 00059 } |
| 00060 |
| 00065 <font class="keyword">virtual</font> <font class="keywordtype">void</font> |
| 00066 <a class="code" href="classXPathFactory.html#a3">reset</a>() = 0; |
| 00067 |
| 00073 <font class="keyword">virtual</font> <a class="code" href="classXPath.html">XPath</a>* |
| 00074 <a class="code" href="classXPathFactory.html#a4">create</a>() = 0; |
| 00075 |
| 00081 <font class="preprocessor">#if defined(XALAN_NO_STD_NAMESPACE)</font> |
| 00082 <font class="preprocessor"></font> <font class="keyword">struct </font>DeleteXPathFunctor : <font class="keyword">public</font> unary_function<const XPath*, void> |
| 00083 #else |
| <a name="l00084"></a><a class="code" href="structXPathFactory_1_1DeleteXPathFunctor.html">00084</a> struct DeleteXPathFunctor : <font class="keyword">public</font> std::unary_function<const XPath*, void> |
| 00085 #endif |
| 00086 { |
| 00087 <font class="keyword">public</font>: |
| 00088 |
| <a name="l00089"></a><a class="code" href="structXPathFactory_1_1DeleteXPathFunctor.html#a0">00089</a> <a class="code" href="structXPathFactory_1_1DeleteXPathFunctor.html#a0">DeleteXPathFunctor</a>( |
| 00090 <a class="code" href="classXPathFactory.html">XPathFactory</a>& theFactoryInstance, |
| 00091 <font class="keywordtype">bool</font> fInReset = <font class="keyword">false</font>) : |
| 00092 m_factoryInstance(theFactoryInstance), |
| 00093 m_fInReset(fInReset) |
| 00094 { |
| 00095 } |
| 00096 |
| 00097 result_type |
| <a name="l00098"></a><a class="code" href="structXPathFactory_1_1DeleteXPathFunctor.html#a1">00098</a> <a class="code" href="structXPathFactory_1_1DeleteXPathFunctor.html#a1">operator()</a>(argument_type theXPath)<font class="keyword"> const</font> |
| 00099 <font class="keyword"> </font>{ |
| 00100 <font class="keywordflow">if</font> (m_fInReset == <font class="keyword">true</font>) |
| 00101 { |
| 00102 m_factoryInstance.<a class="code" href="classXPathFactory.html#b0">doReturnObject</a>(theXPath, |
| 00103 <font class="keyword">true</font>); |
| 00104 } |
| 00105 <font class="keywordflow">else</font> |
| 00106 { |
| 00107 m_factoryInstance.<a class="code" href="classXPathFactory.html#a2">returnObject</a>(theXPath); |
| 00108 } |
| 00109 } |
| 00110 |
| 00111 <font class="keyword">private</font>: |
| 00112 |
| 00113 <a class="code" href="classXPathFactory.html">XPathFactory</a>& m_factoryInstance; |
| 00114 |
| 00115 <font class="keyword">const</font> <font class="keywordtype">bool</font> m_fInReset; |
| 00116 }; |
| 00117 |
| <a name="l00118"></a><a class="code" href="classXPathFactory.html#l0">00118</a> <font class="keyword">friend</font> <font class="keyword">struct </font>DeleteXPathFunctor; |
| 00119 |
| 00120 <font class="keyword">protected</font>: |
| 00121 |
| 00122 <font class="keyword">virtual</font> <font class="keywordtype">bool</font> |
| 00123 <a class="code" href="classXPathFactory.html#b0">doReturnObject</a>( |
| 00124 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* theXPath, |
| 00125 <font class="keywordtype">bool</font> fInReset = <font class="keyword">false</font>) = 0; |
| 00126 }; |
| 00127 |
| 00128 |
| 00129 |
| <a name="l00133"></a><a class="code" href="classXPathGuard.html">00133</a> <font class="keyword">class </font><a class="code" href="classXPathGuard.html">XPathGuard</a> |
| 00134 { |
| 00135 <font class="keyword">public</font>: |
| 00136 |
| <a name="l00143"></a><a class="code" href="classXPathGuard.html#a0">00143</a> <a class="code" href="classXPathGuard.html#a0">XPathGuard</a>( |
| 00144 <a class="code" href="classXPathFactory.html">XPathFactory</a>& theFactory, |
| 00145 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* theXPath) : |
| 00146 m_factory(&theFactory), |
| 00147 m_object(theXPath) |
| 00148 { |
| 00149 } |
| 00150 |
| 00151 <font class="comment">// Note that copy construction transfers ownership, just</font> |
| 00152 <font class="comment">// as std::auto_ptr.</font> |
| <a name="l00153"></a><a class="code" href="classXPathGuard.html#a1">00153</a> <a class="code" href="classXPathGuard.html#a0">XPathGuard</a>(<a class="code" href="classXPathGuard.html">XPathGuard</a>& theRHS)<font class="keyword"></font> |
| 00154 <font class="keyword"> </font>{ |
| 00155 <font class="comment">// Release the current object...</font> |
| 00156 <a class="code" href="classXPathGuard.html#a6">release</a>(); |
| 00157 |
| 00158 <font class="comment">// Copy the factory and object pointers...</font> |
| 00159 m_factory = theRHS.m_factory; |
| 00160 m_object = theRHS.m_object; |
| 00161 |
| 00162 <font class="comment">// The source object no longer points to</font> |
| 00163 <font class="comment">// the object...</font> |
| 00164 theRHS.m_factory = 0; |
| 00165 theRHS.m_object = 0; |
| 00166 } |
| 00167 |
| <a name="l00168"></a><a class="code" href="classXPathGuard.html#a2">00168</a> <a class="code" href="classXPathGuard.html#a2">~XPathGuard</a>()<font class="keyword"></font> |
| 00169 <font class="keyword"> </font>{ |
| 00170 <a class="code" href="classXPathGuard.html#a5">reset</a>(); |
| 00171 } |
| 00172 |
| 00178 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* |
| <a name="l00179"></a><a class="code" href="classXPathGuard.html#a3">00179</a> <a class="code" href="classXPathGuard.html#a3">operator-></a>()<font class="keyword"> const</font> |
| 00180 <font class="keyword"> </font>{ |
| 00181 assert(m_object != 0); |
| 00182 |
| 00183 <font class="keywordflow">return</font> m_object; |
| 00184 } |
| 00185 |
| 00191 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* |
| <a name="l00192"></a><a class="code" href="classXPathGuard.html#a4">00192</a> <a class="code" href="classXPathGuard.html#a4">get</a>()<font class="keyword"> const</font> |
| 00193 <font class="keyword"> </font>{ |
| 00194 <font class="keywordflow">return</font> m_object; |
| 00195 } |
| 00196 |
| 00200 <font class="keywordtype">void</font> |
| <a name="l00201"></a><a class="code" href="classXPathGuard.html#a5">00201</a> <a class="code" href="classXPathGuard.html#a5">reset</a>()<font class="keyword"></font> |
| 00202 <font class="keyword"> </font>{ |
| 00203 <font class="keywordflow">if</font> (m_object != 0) |
| 00204 { |
| 00205 assert(m_factory != 0); |
| 00206 |
| 00207 m_factory-><a class="code" href="classXPathFactory.html#a2">returnObject</a>(m_object); |
| 00208 |
| 00209 m_object = 0; |
| 00210 } |
| 00211 |
| 00212 m_factory = 0; |
| 00213 } |
| 00214 |
| 00220 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* |
| <a name="l00221"></a><a class="code" href="classXPathGuard.html#a6">00221</a> <a class="code" href="classXPathGuard.html#a6">release</a>()<font class="keyword"></font> |
| 00222 <font class="keyword"> </font>{ |
| 00223 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* <font class="keyword">const</font> theTemp = m_object; |
| 00224 |
| 00225 m_object = 0; |
| 00226 |
| 00227 <font class="keywordflow">return</font> theTemp; |
| 00228 } |
| 00229 |
| 00230 <font class="keyword">private</font>: |
| 00231 |
| 00232 <a class="code" href="classXPathGuard.html">XPathGuard</a>& |
| 00233 operator=(<font class="keyword">const</font> <a class="code" href="classXPathGuard.html">XPathGuard</a>&); |
| 00234 |
| 00235 <font class="keywordtype">bool</font> |
| 00236 <a class="code" href="ElemAttributeSet_8hpp.html#a1">operator==</a>(<font class="keyword">const</font> <a class="code" href="classXPathGuard.html">XPathGuard</a>&) <font class="keyword">const</font>; |
| 00237 |
| 00238 |
| 00239 <font class="comment">// Data members...</font> |
| 00240 <a class="code" href="classXPathFactory.html">XPathFactory</a>* m_factory; |
| 00241 <font class="keyword">const</font> <a class="code" href="classXPath.html">XPath</a>* m_object; |
| 00242 }; |
| 00243 |
| 00244 |
| 00245 |
| 00246 XALAN_CPP_NAMESPACE_END |
| 00247 |
| 00248 |
| 00249 |
| 00250 <font class="preprocessor">#endif // XPATHFACTORY_HEADER_GUARD_1357924680</font> |
| </font></pre></div><p align="center"><a href="diagramnotes.html">Interpreting class diagrams</a></p>
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