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XalanElemVariableAllocator.hpp

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00001 /*
00002  * Copyright 1999-2004 The Apache Software Foundation.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00017 #if !defined(XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133)
00018 #define XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133
00019 
00020 
00021 
00022 // Base include file.  Must be first.
00023 #include <xalanc/XSLT/XSLTDefinitions.hpp>
00024 
00025 
00026 
00027 #include <xalanc/XSLT/ElemVariable.hpp>
00028 
00029 
00030 
00031 #include <xalanc/PlatformSupport/ArenaAllocator.hpp>
00032 
00033 
00034 
00035 XALAN_CPP_NAMESPACE_BEGIN
00036 
00037 
00038 
00039 class XALAN_XSLT_EXPORT XalanElemVariableAllocator
00040 {
00041 public:
00042 
00043     typedef ElemVariable                        data_type;
00044 
00045 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS)
00046     typedef ArenaBlock<data_type>               ArenaBlockType;
00047     typedef ArenaAllocator<data_type,
00048                            ArenaBlockType>      ArenaAllocatorType;
00049 #else
00050     typedef ArenaAllocator<data_type>           ArenaAllocatorType;
00051 #endif
00052 
00053     typedef ArenaAllocatorType::size_type       size_type;
00054 
00060     XalanElemVariableAllocator(MemoryManagerType&  theManager, size_type        theBlockCount);
00061 
00062     ~XalanElemVariableAllocator();
00063     
00075     data_type*
00076     create(
00077             StylesheetConstructionContext&  constructionContext,
00078             Stylesheet&                     stylesheetTree,
00079             const AttributeListType&        atts,
00080             int                             lineNumber,
00081             int                             columnNumber);
00082 
00086     bool
00087     ownsObject(const data_type*     theObject)
00088     {
00089         return m_allocator.ownsObject(theObject);
00090     }
00091     
00095     void
00096     reset()
00097     {
00098         m_allocator.reset();
00099     }
00100 
00106     size_type
00107     getBlockCount() const
00108     {
00109         return m_allocator.getBlockCount();
00110     }
00111 
00118     size_type
00119     getBlockSize() const
00120     {
00121         return m_allocator.getBlockSize();
00122     }
00123 
00124 private:
00125 
00126     // Not implemented...
00127     XalanElemVariableAllocator(const XalanElemVariableAllocator&);
00128 
00129     XalanElemVariableAllocator&
00130     operator=(const XalanElemVariableAllocator&);
00131 
00132     // Data members...
00133     ArenaAllocatorType  m_allocator;
00134 };
00135 
00136 
00137 
00138 XALAN_CPP_NAMESPACE_END
00139 
00140 
00141 
00142 #endif  // XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133

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Xalan-C++ XSLT Processor Version 1.10
Copyright © 1999-2004 The Apache Software Foundation. All Rights Reserved.

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