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| <h2 align="center">Xalan-C++ API Documentation</h2> |
| <h3 align="center"><a href="../index.html">The Xalan C++ XSLT Processor Version 1.11</a></h3> |
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| <h1>ReusableArenaAllocator.hpp</h1> </div> |
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| <div class="contents"> |
| <a href="ReusableArenaAllocator_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
| <a name="l00002"></a>00002 <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <a name="l00003"></a>00003 <span class="comment"> * or more contributor license agreements. See the NOTICE file</span> |
| <a name="l00004"></a>00004 <span class="comment"> * distributed with this work for additional information</span> |
| <a name="l00005"></a>00005 <span class="comment"> * regarding copyright ownership. The ASF licenses this file</span> |
| <a name="l00006"></a>00006 <span class="comment"> * to you under the Apache License, Version 2.0 (the "License");</span> |
| <a name="l00007"></a>00007 <span class="comment"> * you may not use this file except in compliance with the License.</span> |
| <a name="l00008"></a>00008 <span class="comment"> * You may obtain a copy of the License at</span> |
| <a name="l00009"></a>00009 <span class="comment"> *</span> |
| <a name="l00010"></a>00010 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <a name="l00011"></a>00011 <span class="comment"> *</span> |
| <a name="l00012"></a>00012 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span> |
| <a name="l00013"></a>00013 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <a name="l00014"></a>00014 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <a name="l00015"></a>00015 <span class="comment"> * See the License for the specific language governing permissions and</span> |
| <a name="l00016"></a>00016 <span class="comment"> * limitations under the License.</span> |
| <a name="l00017"></a>00017 <span class="comment"> */</span> |
| <a name="l00018"></a>00018 |
| <a name="l00019"></a>00019 <span class="preprocessor">#if !defined(REUSABLEARENAALLOCATOR_INCLUDE_GUARD_1357924680)</span> |
| <a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#define REUSABLEARENAALLOCATOR_INCLUDE_GUARD_1357924680</span> |
| <a name="l00021"></a>00021 <span class="preprocessor"></span> |
| <a name="l00022"></a>00022 |
| <a name="l00023"></a>00023 |
| <a name="l00024"></a>00024 <span class="preprocessor">#include <algorithm></span> |
| <a name="l00025"></a>00025 |
| <a name="l00026"></a>00026 |
| <a name="l00027"></a>00027 |
| <a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="ReusableArenaBlock_8hpp.html">ReusableArenaBlock.hpp</a>"</span> |
| <a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="ArenaAllocator_8hpp.html">ArenaAllocator.hpp</a>"</span> |
| <a name="l00030"></a>00030 |
| <a name="l00031"></a>00031 |
| <a name="l00032"></a>00032 |
| <a name="l00033"></a><a class="code" href="classReusableArenaAllocator.html#a3924dca6ef75f1943d75bd554a63e1fd">00033</a> XALAN_CPP_NAMESPACE_BEGIN |
| <a name="l00034"></a>00034 |
| <a name="l00035"></a><a class="code" href="classReusableArenaAllocator.html#acf80af42a3e56e0f51dfc8b490944b8b">00035</a> |
| <a name="l00036"></a>00036 |
| <a name="l00037"></a>00037 <span class="keyword">template</span><<span class="keyword">class</span> ObjectType> |
| <a name="l00038"></a><a class="code" href="classReusableArenaAllocator.html#a60373dee957207ff14f7143a526c00bd">00038</a> <span class="keyword">class </span><a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator</a> : <span class="keyword">public</span> <a class="code" href="classArenaAllocator.html">ArenaAllocator</a><ObjectType, |
| <a name="l00039"></a>00039 ReusableArenaBlock<ObjectType> > |
| <a name="l00040"></a><a class="code" href="classReusableArenaAllocator.html#aad17e790a9effba7bdf6cb82de9e915e">00040</a> { |
| <a name="l00041"></a>00041 <span class="keyword">public</span>: |
| <a name="l00042"></a><a class="code" href="classReusableArenaAllocator.html#acc5cee2d8824492584210423e578102e">00042</a> |
| <a name="l00043"></a>00043 <span class="keyword">typedef</span> <a class="code" href="classReusableArenaBlock.html">ReusableArenaBlock<ObjectType></a> <a class="code" href="classReusableArenaBlock.html">ReusableArenaBlockType</a>; |
| <a name="l00044"></a><a class="code" href="classReusableArenaAllocator.html#aa9459f2377d40598d2d3313ff6fb7391">00044</a> |
| <a name="l00045"></a><a class="code" href="classReusableArenaAllocator.html#a493d2c4841f8acc20672df559ad563b4">00045</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="classReusableArenaBlock.html#a2dad3ddb0a4f6cc5a1a73135c8e555ab">ReusableArenaBlockType::size_type</a> size_type; |
| <a name="l00046"></a><a class="code" href="classReusableArenaAllocator.html#ab53602ebb666bbf5cba1b828ad68b206">00046</a> |
| <a name="l00047"></a><a class="code" href="classReusableArenaAllocator.html#a3be8caa3a7dc3c37f248f70e82c18411">00047</a> <span class="keyword">typedef</span> <a class="code" href="classArenaAllocator.html">ArenaAllocator</a><ObjectType, |
| <a name="l00048"></a>00048 <a class="code" href="classReusableArenaBlock.html">ReusableArenaBlockType</a>> <a class="code" href="classArenaAllocator.html">BaseClassType</a>; |
| <a name="l00049"></a>00049 |
| <a name="l00050"></a>00050 <span class="keyword">typedef</span> <a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator<ObjectType></a> <a class="code" href="classArenaAllocator.html">ThisType</a>; |
| <a name="l00051"></a>00051 |
| <a name="l00052"></a>00052 <span class="keyword">typedef</span> <a class="code" href="classXalanList.html" title="Xalan implementation of a doubly linked list.">XalanList<ReusableArenaBlockType*></a> <a class="code" href="classXalanList.html">ArenaBlockListType</a>; |
| <a name="l00053"></a>00053 |
| <a name="l00054"></a>00054 <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="structXalanListIteratorBase.html">ArenaBlockListType::iterator</a> <a class="code" href="structXalanListIteratorBase.html">iterator</a>; |
| <a name="l00055"></a><a class="code" href="classReusableArenaAllocator.html#a3b25cafe1f28566a6e064a36de6155ca">00055</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="structXalanListIteratorBase.html">ArenaBlockListType::const_iterator</a> <a class="code" href="structXalanListIteratorBase.html">const_iterator</a>; |
| <a name="l00056"></a>00056 <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="classXalanList.html#aaee50aab256f4c287b571a0e1395831a">ArenaBlockListType::reverse_iterator</a> reverse_iterator; |
| <a name="l00057"></a>00057 <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="classXalanList.html#af31ae8970220db5c90d775276cbed231">ArenaBlockListType::const_reverse_iterator</a> const_reverse_iterator; |
| <a name="l00058"></a>00058 |
| <a name="l00059"></a>00059 |
| <a name="l00060"></a>00060 <span class="comment">/*</span> |
| <a name="l00061"></a>00061 <span class="comment"> * Construct an instance that will allocate blocks of the specified size.</span> |
| <a name="l00062"></a>00062 <span class="comment"> *</span> |
| <a name="l00063"></a>00063 <span class="comment"> * @param theBlockSize The block size.</span> |
| <a name="l00064"></a>00064 <span class="comment"> */</span> |
| <a name="l00065"></a><a class="code" href="classReusableArenaAllocator.html#aeb05f6678fb22b11ebfd44a749727455">00065</a> <a class="code" href="classReusableArenaAllocator.html#a3b25cafe1f28566a6e064a36de6155ca">ReusableArenaAllocator</a>( |
| <a name="l00066"></a>00066 MemoryManager& theManager, |
| <a name="l00067"></a>00067 <a class="code" href="classArenaAllocator.html#a68eaf7d03e3a4a9f35c035481f0acd67">size_type</a> theBlockSize, |
| <a name="l00068"></a>00068 <span class="keywordtype">bool</span> destroyBlocks = <span class="keyword">false</span>) : |
| <a name="l00069"></a>00069 <a class="code" href="classArenaAllocator.html">BaseClassType</a>(theManager, theBlockSize), |
| <a name="l00070"></a>00070 <a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">m_destroyBlocks</a>(destroyBlocks) |
| <a name="l00071"></a>00071 { |
| <a name="l00072"></a>00072 } |
| <a name="l00073"></a>00073 |
| <a name="l00074"></a>00074 <span class="keyword">virtual</span> |
| <a name="l00075"></a>00075 <a class="code" href="classReusableArenaAllocator.html#aeb05f6678fb22b11ebfd44a749727455">~ReusableArenaAllocator</a>() |
| <a name="l00076"></a><a class="code" href="classReusableArenaAllocator.html#aa1c3150e49dbd1692255f4379e721694">00076</a> { |
| <a name="l00077"></a>00077 } |
| <a name="l00078"></a>00078 |
| <a name="l00079"></a>00079 <span class="comment">/*</span> |
| <a name="l00080"></a>00080 <span class="comment"> * Destroy the object, and free the block for re-use.</span> |
| <a name="l00081"></a>00081 <span class="comment"> *</span> |
| <a name="l00082"></a>00082 <span class="comment"> * @param theObject the address of the object.</span> |
| <a name="l00083"></a>00083 <span class="comment"> * @return true if the object was deleted, false if not.</span> |
| <a name="l00084"></a>00084 <span class="comment"> */</span> |
| <a name="l00085"></a>00085 <span class="keywordtype">bool</span> |
| <a name="l00086"></a>00086 <a class="code" href="classReusableArenaAllocator.html#aa1c3150e49dbd1692255f4379e721694">destroyObject</a>(ObjectType* theObject) |
| <a name="l00087"></a>00087 { |
| <a name="l00088"></a>00088 <span class="keywordtype">bool</span> bResult = <span class="keyword">false</span>; |
| <a name="l00089"></a>00089 |
| <a name="l00090"></a>00090 assert ( theObject != 0 ); |
| <a name="l00091"></a>00091 |
| <a name="l00092"></a>00092 <span class="keywordflow">if</span> ( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a56739c1844e2dbe22388c0d02dc83c49">empty</a>() ) |
| <a name="l00093"></a>00093 <span class="keywordflow">return</span> bResult; |
| <a name="l00094"></a>00094 |
| <a name="l00095"></a>00095 <a class="code" href="classReusableArenaAllocator.html#aa9459f2377d40598d2d3313ff6fb7391">iterator</a> iTerator = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a7aff83d0d67a15def43bd1f915ebb58f">begin</a>(); |
| <a name="l00096"></a>00096 |
| <a name="l00097"></a>00097 <a class="code" href="classReusableArenaAllocator.html#aa9459f2377d40598d2d3313ff6fb7391">iterator</a> iEnd = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a662da38443c5612971ffe13e8fa85def">end</a>(); |
| <a name="l00098"></a>00098 |
| <a name="l00099"></a>00099 <span class="comment">// first , run over unfull blocks ( that consentrated from the head )</span> |
| <a name="l00100"></a>00100 <span class="keywordflow">while</span>( iTerator != iEnd |
| <a name="l00101"></a>00101 && (*iTerator)->blockAvailable() ) |
| <a name="l00102"></a>00102 { |
| <a name="l00103"></a>00103 <span class="keywordflow">if</span> ((*iTerator)->ownsBlock(theObject) == <span class="keyword">true</span>) |
| <a name="l00104"></a>00104 { |
| <a name="l00105"></a>00105 (*iTerator)->destroyObject(theObject); |
| <a name="l00106"></a>00106 |
| <a name="l00107"></a>00107 <span class="comment">// move the block we have just deleted to the head of the list</span> |
| <a name="l00108"></a>00108 <span class="keywordflow">if</span> (iTerator != this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a7aff83d0d67a15def43bd1f915ebb58f">begin</a>()) |
| <a name="l00109"></a>00109 { |
| <a name="l00110"></a>00110 <span class="comment">// move the block to the beginning</span> |
| <a name="l00111"></a>00111 <a class="code" href="classReusableArenaAllocator.html#a3924dca6ef75f1943d75bd554a63e1fd">ReusableArenaBlockType</a>* block = *iTerator; |
| <a name="l00112"></a>00112 |
| <a name="l00113"></a>00113 assert(block != 0); |
| <a name="l00114"></a>00114 |
| <a name="l00115"></a>00115 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aeb84f51d083a2c053fb366b8f8c23487">erase</a>(iTerator); |
| <a name="l00116"></a>00116 |
| <a name="l00117"></a>00117 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a080068c33272eb3dcb45e3583efc4248">push_front</a>(block); |
| <a name="l00118"></a>00118 } |
| <a name="l00119"></a>00119 |
| <a name="l00120"></a>00120 <span class="keywordflow">if</span> (<a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">m_destroyBlocks</a>) |
| <a name="l00121"></a>00121 { |
| <a name="l00122"></a>00122 <a class="code" href="classReusableArenaAllocator.html#ad8a7d9463c844c82ea284609d2d30c51">destroyBlock</a>(); |
| <a name="l00123"></a>00123 } |
| <a name="l00124"></a>00124 |
| <a name="l00125"></a>00125 bResult = <span class="keyword">true</span>; |
| <a name="l00126"></a>00126 |
| <a name="l00127"></a>00127 <span class="keywordflow">break</span>; |
| <a name="l00128"></a>00128 } |
| <a name="l00129"></a>00129 |
| <a name="l00130"></a>00130 ++iTerator; |
| <a name="l00131"></a>00131 } |
| <a name="l00132"></a>00132 |
| <a name="l00133"></a>00133 <a class="code" href="classReusableArenaAllocator.html#ab53602ebb666bbf5cba1b828ad68b206">reverse_iterator</a> rIterator = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a0f4d0fc3f1f986220f7b09fc019a3782">rbegin</a>(); |
| <a name="l00134"></a>00134 |
| <a name="l00135"></a>00135 <a class="code" href="classReusableArenaAllocator.html#ab53602ebb666bbf5cba1b828ad68b206">reverse_iterator</a> rEnd = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aa671ddf781544f19fd193d6461b748fa">rend</a>(); |
| <a name="l00136"></a>00136 |
| <a name="l00137"></a>00137 <span class="comment">// if the block hasn't been found from the head , start with full blocks ( from the taile)</span> |
| <a name="l00138"></a>00138 <span class="keywordflow">while</span> ( !bResult && rIterator != rEnd ) |
| <a name="l00139"></a>00139 { |
| <a name="l00140"></a>00140 <span class="keywordflow">if</span> ((*rIterator)->ownsBlock(theObject)) |
| <a name="l00141"></a>00141 { |
| <a name="l00142"></a>00142 (*rIterator)->destroyObject(theObject); |
| <a name="l00143"></a>00143 |
| <a name="l00144"></a>00144 <span class="keywordflow">if</span> (rIterator != this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a0f4d0fc3f1f986220f7b09fc019a3782">rbegin</a>()) |
| <a name="l00145"></a>00145 { |
| <a name="l00146"></a>00146 <span class="comment">// move the block to the beginning</span> |
| <a name="l00147"></a>00147 <a class="code" href="classReusableArenaAllocator.html#a3924dca6ef75f1943d75bd554a63e1fd">ReusableArenaBlockType</a>* block = *iTerator; |
| <a name="l00148"></a>00148 |
| <a name="l00149"></a>00149 assert(block != 0); |
| <a name="l00150"></a>00150 |
| <a name="l00151"></a>00151 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aeb84f51d083a2c053fb366b8f8c23487">erase</a>(iTerator); |
| <a name="l00152"></a>00152 |
| <a name="l00153"></a>00153 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a080068c33272eb3dcb45e3583efc4248">push_front</a>(block); |
| <a name="l00154"></a>00154 |
| <a name="l00155"></a>00155 } |
| <a name="l00156"></a>00156 |
| <a name="l00157"></a>00157 <span class="keywordflow">if</span> (<a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">m_destroyBlocks</a>) |
| <a name="l00158"></a>00158 { |
| <a name="l00159"></a>00159 <a class="code" href="classReusableArenaAllocator.html#ad8a7d9463c844c82ea284609d2d30c51">destroyBlock</a>(); |
| <a name="l00160"></a>00160 } |
| <a name="l00161"></a>00161 |
| <a name="l00162"></a>00162 bResult = <span class="keyword">true</span>; |
| <a name="l00163"></a>00163 |
| <a name="l00164"></a>00164 <span class="keywordflow">break</span>; |
| <a name="l00165"></a>00165 } |
| <a name="l00166"></a>00166 |
| <a name="l00167"></a>00167 <span class="keywordflow">if</span> ( *rIterator == *iTerator) |
| <a name="l00168"></a>00168 { |
| <a name="l00169"></a>00169 <span class="keywordflow">break</span>; |
| <a name="l00170"></a>00170 } |
| <a name="l00171"></a>00171 <span class="keywordflow">else</span> |
| <a name="l00172"></a>00172 { |
| <a name="l00173"></a>00173 ++rIterator; |
| <a name="l00174"></a>00174 } |
| <a name="l00175"></a>00175 } |
| <a name="l00176"></a>00176 |
| <a name="l00177"></a>00177 <span class="keywordflow">return</span> bResult; |
| <a name="l00178"></a>00178 } |
| <a name="l00179"></a>00179 |
| <a name="l00180"></a>00180 <span class="comment">/*</span> |
| <a name="l00181"></a><a class="code" href="classReusableArenaAllocator.html#ad6f7c9aa443f19897810f3e66f77655a">00181</a> <span class="comment"> * Allocate a block of the appropriate size for an</span> |
| <a name="l00182"></a>00182 <span class="comment"> * object. Call commitAllocation() when after</span> |
| <a name="l00183"></a>00183 <span class="comment"> * the object is successfully constructed. You _must_</span> |
| <a name="l00184"></a>00184 <span class="comment"> * commit an allocation before performing any other</span> |
| <a name="l00185"></a>00185 <span class="comment"> * operation on the allocator.</span> |
| <a name="l00186"></a>00186 <span class="comment"> * </span> |
| <a name="l00187"></a>00187 <span class="comment"> *</span> |
| <a name="l00188"></a>00188 <span class="comment"> * @return A pointer to a block of memory</span> |
| <a name="l00189"></a>00189 <span class="comment"> */</span> |
| <a name="l00190"></a>00190 <span class="keyword">virtual</span> ObjectType* |
| <a name="l00191"></a>00191 <a class="code" href="classReusableArenaAllocator.html#ad6f7c9aa443f19897810f3e66f77655a">allocateBlock</a>() |
| <a name="l00192"></a>00192 { |
| <a name="l00193"></a>00193 <span class="keywordflow">if</span>( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a56739c1844e2dbe22388c0d02dc83c49">empty</a>() |
| <a name="l00194"></a>00194 || !this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->blockAvailable() ) |
| <a name="l00195"></a>00195 { |
| <a name="l00196"></a>00196 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a080068c33272eb3dcb45e3583efc4248">push_front</a>( |
| <a name="l00197"></a>00197 <a class="code" href="classReusableArenaBlock.html#af38f95dbce811fbeedd8b85ea157cb48">ReusableArenaBlockType::create</a>( |
| <a name="l00198"></a>00198 this-><a class="code" href="classArenaAllocator.html#a24c6095832643ac62a1ca9047be20ab9">getMemoryManager</a>(), |
| <a name="l00199"></a>00199 this-><a class="code" href="classArenaAllocator.html#a5dc92b53a107427055eb64af6bf29126">m_blockSize</a>)); |
| <a name="l00200"></a>00200 |
| <a name="l00201"></a>00201 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>() != 0 ); |
| <a name="l00202"></a>00202 } |
| <a name="l00203"></a>00203 |
| <a name="l00204"></a>00204 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>() != 0 ); |
| <a name="l00205"></a>00205 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->blockAvailable() ); |
| <a name="l00206"></a>00206 |
| <a name="l00207"></a><a class="code" href="classReusableArenaAllocator.html#ab183d88b323a6c3c286369a93efa94ed">00207</a> <span class="keywordflow">return</span> this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->allocateBlock(); |
| <a name="l00208"></a>00208 } |
| <a name="l00209"></a>00209 |
| <a name="l00210"></a>00210 <span class="comment">/*</span> |
| <a name="l00211"></a>00211 <span class="comment"> * Commits the allocation of the previous</span> |
| <a name="l00212"></a>00212 <span class="comment"> * allocateBlock() call.</span> |
| <a name="l00213"></a>00213 <span class="comment"> *</span> |
| <a name="l00214"></a>00214 <span class="comment"> * @param theObject A pointer to a block of memory</span> |
| <a name="l00215"></a>00215 <span class="comment"> */</span> |
| <a name="l00216"></a>00216 <span class="keyword">virtual</span> <span class="keywordtype">void</span> |
| <a name="l00217"></a>00217 <a class="code" href="classReusableArenaAllocator.html#ab183d88b323a6c3c286369a93efa94ed">commitAllocation</a>(ObjectType* theObject) |
| <a name="l00218"></a>00218 { |
| <a name="l00219"></a>00219 <span class="comment">// Note that this-> is required by template lookup rules.</span> |
| <a name="l00220"></a>00220 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a56739c1844e2dbe22388c0d02dc83c49">empty</a>() == false ); |
| <a name="l00221"></a>00221 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>() != 0 ); |
| <a name="l00222"></a>00222 assert( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->ownsBlock(theObject) == true ); |
| <a name="l00223"></a>00223 |
| <a name="l00224"></a>00224 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->commitAllocation(theObject); |
| <a name="l00225"></a>00225 |
| <a name="l00226"></a>00226 <span class="keywordflow">if</span>( !this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>()->blockAvailable() ) |
| <a name="l00227"></a>00227 { |
| <a name="l00228"></a>00228 <a class="code" href="classReusableArenaAllocator.html#a3924dca6ef75f1943d75bd554a63e1fd">ReusableArenaBlockType</a>* fullBlock = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aacf7d359253c72a3108dbe21dc6e9c9f">front</a>(); |
| <a name="l00229"></a>00229 |
| <a name="l00230"></a><a class="code" href="classReusableArenaAllocator.html#a114c61a0bb101c9c8d4b3aec45548d2d">00230</a> assert ( fullBlock != 0 ); |
| <a name="l00231"></a>00231 |
| <a name="l00232"></a>00232 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#ab233d8fe9db9804802fe04445f1ffe25">pop_front</a>(); |
| <a name="l00233"></a>00233 |
| <a name="l00234"></a>00234 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aa591863ffbc5cef51df96e863471f4b7">push_back</a>( fullBlock ); |
| <a name="l00235"></a>00235 } |
| <a name="l00236"></a>00236 } |
| <a name="l00237"></a>00237 |
| <a name="l00238"></a>00238 |
| <a name="l00239"></a>00239 <span class="keyword">virtual</span> <span class="keywordtype">bool</span> |
| <a name="l00240"></a>00240 <a class="code" href="classReusableArenaAllocator.html#a114c61a0bb101c9c8d4b3aec45548d2d">ownsObject</a>(<span class="keyword">const</span> ObjectType* theObject)<span class="keyword"> const</span> |
| <a name="l00241"></a>00241 <span class="keyword"> </span>{ |
| <a name="l00242"></a>00242 <span class="keywordflow">if</span> ( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a56739c1844e2dbe22388c0d02dc83c49">empty</a>() ) |
| <a name="l00243"></a>00243 <span class="keywordflow">return</span> <span class="keyword">false</span>; |
| <a name="l00244"></a>00244 |
| <a name="l00245"></a>00245 <a class="code" href="classReusableArenaAllocator.html#a493d2c4841f8acc20672df559ad563b4">const_iterator</a> iTerator = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a7aff83d0d67a15def43bd1f915ebb58f">begin</a>(); |
| <a name="l00246"></a>00246 |
| <a name="l00247"></a>00247 <a class="code" href="classReusableArenaAllocator.html#a493d2c4841f8acc20672df559ad563b4">const_iterator</a> iEnd = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a662da38443c5612971ffe13e8fa85def">end</a>(); |
| <a name="l00248"></a>00248 |
| <a name="l00249"></a>00249 <span class="keywordflow">while</span>( iTerator != iEnd |
| <a name="l00250"></a>00250 && (*iTerator)->blockAvailable() ) |
| <a name="l00251"></a>00251 { |
| <a name="l00252"></a>00252 <span class="keywordflow">if</span> ((*iTerator)->ownsBlock(theObject) ) |
| <a name="l00253"></a>00253 { |
| <a name="l00254"></a>00254 <span class="keywordflow">return</span> <span class="keyword">true</span>; |
| <a name="l00255"></a>00255 } |
| <a name="l00256"></a>00256 |
| <a name="l00257"></a>00257 ++iTerator; |
| <a name="l00258"></a>00258 } |
| <a name="l00259"></a>00259 |
| <a name="l00260"></a>00260 <a class="code" href="classReusableArenaAllocator.html#a3be8caa3a7dc3c37f248f70e82c18411">const_reverse_iterator</a> rIterator = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a0f4d0fc3f1f986220f7b09fc019a3782">rbegin</a>(); |
| <a name="l00261"></a>00261 |
| <a name="l00262"></a>00262 <a class="code" href="classReusableArenaAllocator.html#a3be8caa3a7dc3c37f248f70e82c18411">const_reverse_iterator</a> rEnd = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#aa671ddf781544f19fd193d6461b748fa">rend</a>(); |
| <a name="l00263"></a>00263 |
| <a name="l00264"></a>00264 <span class="keywordflow">while</span>( rIterator != rEnd ) |
| <a name="l00265"></a>00265 { |
| <a name="l00266"></a>00266 <span class="keywordflow">if</span> ((*rIterator)->ownsBlock(theObject) ) |
| <a name="l00267"></a>00267 { |
| <a name="l00268"></a>00268 <span class="keywordflow">return</span> <span class="keyword">true</span>; |
| <a name="l00269"></a>00269 } |
| <a name="l00270"></a>00270 |
| <a name="l00271"></a>00271 <span class="keywordflow">if</span> ( *iTerator == *rIterator ) |
| <a name="l00272"></a>00272 { |
| <a name="l00273"></a>00273 <span class="keywordflow">break</span>; |
| <a name="l00274"></a>00274 } |
| <a name="l00275"></a>00275 <span class="keywordflow">else</span> |
| <a name="l00276"></a>00276 { |
| <a name="l00277"></a>00277 ++rIterator; |
| <a name="l00278"></a>00278 } |
| <a name="l00279"></a>00279 } |
| <a name="l00280"></a>00280 |
| <a name="l00281"></a>00281 <span class="keywordflow">return</span> <span class="keyword">false</span>; |
| <a name="l00282"></a><a class="code" href="classReusableArenaAllocator.html#ad8a7d9463c844c82ea284609d2d30c51">00282</a> } |
| <a name="l00283"></a>00283 |
| <a name="l00284"></a>00284 <span class="keyword">protected</span>: |
| <a name="l00285"></a>00285 |
| <a name="l00286"></a>00286 <span class="comment">/*</span> |
| <a name="l00287"></a>00287 <span class="comment"> * The method destroys an empty block from the head of the list.</span> |
| <a name="l00288"></a>00288 <span class="comment"> * For eliminating multiple create/destroy operation, the block</span> |
| <a name="l00289"></a>00289 <span class="comment"> * is destroyed only if the second one is not full.</span> |
| <a name="l00290"></a>00290 <span class="comment"> */</span> |
| <a name="l00291"></a>00291 <span class="keywordtype">void</span> |
| <a name="l00292"></a>00292 <a class="code" href="classReusableArenaAllocator.html#ad8a7d9463c844c82ea284609d2d30c51">destroyBlock</a>() |
| <a name="l00293"></a>00293 { |
| <a name="l00294"></a>00294 assert(<a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">m_destroyBlocks</a> == <span class="keyword">true</span>); |
| <a name="l00295"></a>00295 |
| <a name="l00296"></a>00296 <span class="keywordflow">if</span> ( this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a56739c1844e2dbe22388c0d02dc83c49">empty</a>() == <span class="keyword">false</span>) |
| <a name="l00297"></a>00297 { |
| <a name="l00298"></a>00298 <a class="code" href="classReusableArenaAllocator.html#a493d2c4841f8acc20672df559ad563b4">const_iterator</a> iTerator = this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a7aff83d0d67a15def43bd1f915ebb58f">begin</a>(); |
| <a name="l00299"></a>00299 |
| <a name="l00300"></a>00300 <span class="keywordflow">if</span> ( (*iTerator)->isEmpty() ) |
| <a name="l00301"></a>00301 { |
| <a name="l00302"></a>00302 ++iTerator; |
| <a name="l00303"></a>00303 |
| <a name="l00304"></a><a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">00304</a> <span class="keywordflow">if</span> (iTerator == this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#a662da38443c5612971ffe13e8fa85def">end</a>() || |
| <a name="l00305"></a>00305 (*iTerator)->blockAvailable() ) |
| <a name="l00306"></a>00306 { |
| <a name="l00307"></a>00307 this-><a class="code" href="classArenaAllocator.html#a9670feb525918e1b5a2e855c823bf38f">m_blocks</a>.<a class="code" href="classXalanList.html#ab233d8fe9db9804802fe04445f1ffe25">pop_front</a>(); |
| <a name="l00308"></a>00308 } |
| <a name="l00309"></a>00309 } |
| <a name="l00310"></a>00310 } |
| <a name="l00311"></a>00311 } |
| <a name="l00312"></a>00312 |
| <a name="l00313"></a>00313 <span class="comment">// data members</span> |
| <a name="l00314"></a>00314 <span class="keyword">const</span> <span class="keywordtype">bool</span> <a class="code" href="classReusableArenaAllocator.html#a268a634c586aaec68df7ad8794b9d68a">m_destroyBlocks</a>; |
| <a name="l00315"></a>00315 |
| <a name="l00316"></a>00316 <span class="keyword">private</span>: |
| <a name="l00317"></a>00317 |
| <a name="l00318"></a>00318 <span class="comment">// Not defined...</span> |
| <a name="l00319"></a>00319 <a class="code" href="classReusableArenaAllocator.html#a3b25cafe1f28566a6e064a36de6155ca">ReusableArenaAllocator</a>(<span class="keyword">const</span> <a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator<ObjectType></a>&); |
| <a name="l00320"></a>00320 |
| <a name="l00321"></a>00321 <a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator<ObjectType></a>& |
| <a name="l00322"></a>00322 operator=(<span class="keyword">const</span> <a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator<ObjectType></a>&); |
| <a name="l00323"></a>00323 |
| <a name="l00324"></a>00324 <span class="keywordtype">bool</span> |
| <a name="l00325"></a>00325 operator==(<span class="keyword">const</span> <a class="code" href="classReusableArenaAllocator.html">ReusableArenaAllocator<ObjectType></a>&) <span class="keyword">const</span>; |
| <a name="l00326"></a>00326 }; |
| <a name="l00327"></a>00327 |
| <a name="l00328"></a>00328 |
| <a name="l00329"></a>00329 |
| <a name="l00330"></a>00330 XALAN_CPP_NAMESPACE_END |
| <a name="l00331"></a>00331 |
| <a name="l00332"></a>00332 |
| <a name="l00333"></a>00333 |
| <a name="l00334"></a>00334 <span class="preprocessor">#endif // !defined(REUSABLEARENAALLOCATOR_INCLUDE_GUARD_1357924680)</span> |
| </pre></div></div> |
| </div> |
| <p align="center"><a href="graph_legend.html">Interpreting class diagrams</a></p> |
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| <i><a href="http://www.doxygen.org/">Doxygen</a> and |
| <a href="http://www.graphviz.org/">GraphViz</a> are |
| used to generate this API documentation from the Xalan-C header files.</i></font></p> |
| |
| <table border="0" cellpadding="0" cellspacing="0" width="80%"> |
| <tr> |
| <td width="80%" valign="top"> |
| <p align="center"><b>Xalan-C++ XSLT Processor Version 1.11</b><br/> |
| Copyright © 1999-2012 The Apache Software Foundation.<br/> |
| All Rights Reserved.</p> |
| </td> |
| </tr> |
| <tr> |
| <td width="100%"> |
| <p align="center"><img src="asf_logo_wide.gif" width="268" height="25" align="bottom" border="0" alt="Apache Logo"> |
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