| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #if !defined(XSTRINGALLOCATOR_INCLUDE_GUARD_1357924680) |
| #define XSTRINGALLOCATOR_INCLUDE_GUARD_1357924680 |
| |
| |
| |
| // Base include file. Must be first. |
| #include <xalanc/XPath/XPathDefinitions.hpp> |
| |
| |
| |
| #include <xalanc/XPath/XString.hpp> |
| |
| |
| |
| #include <xalanc/PlatformSupport/ReusableArenaAllocator.hpp> |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| class XALAN_XPATH_EXPORT XStringAllocator |
| { |
| public: |
| |
| typedef XString string_type; |
| |
| typedef ReusableArenaAllocator<string_type> ArenaAllocatorType; |
| typedef ArenaAllocatorType::size_type size_type; |
| |
| /** |
| * Construct an instance that will allocate blocks of the specified size. |
| * |
| * @param theBlockSize The block size. |
| */ |
| XStringAllocator(MemoryManager& theManager, size_type theBlockCount); |
| |
| ~XStringAllocator(); |
| |
| /** |
| * Create an XString object from a string. |
| * |
| * @param theString source string |
| * |
| * @return a pointer to string |
| */ |
| string_type* |
| createString(const XalanDOMString& theString); |
| |
| /** |
| * Create an XString object from a null-terminated array of characters. |
| * |
| * @param theString a pointer to the array |
| * |
| * @return a pointer to string |
| */ |
| string_type* |
| createString(const XalanDOMChar* theString); |
| |
| /** |
| * Create an XString object from an array of characters. |
| * |
| * @param theString a pointer to the array |
| * @param theLength the length of the array. |
| * |
| * @return a pointer to string |
| */ |
| string_type* |
| createString( |
| const XalanDOMChar* theString, |
| XalanSize_t theLength); |
| |
| /** |
| * Delete an XString object from allocator. |
| */ |
| bool |
| destroy(string_type* theString); |
| |
| /** |
| * Determine if an object is owned by the allocator... |
| */ |
| bool |
| ownsObject(const string_type* theObject) |
| { |
| return m_allocator.ownsObject(theObject); |
| } |
| |
| /** |
| * Delete all XString objects from allocator. |
| */ |
| void |
| reset(); |
| |
| /** |
| * Get size of an ArenaBlock, that is, the number |
| * of objects in each block. |
| * |
| * @return The size of the block |
| */ |
| size_type |
| getBlockCount() const |
| { |
| return m_allocator.getBlockCount(); |
| } |
| |
| /** |
| * Get the number of ArenaBlocks currently allocated. |
| * |
| * @return The number of blocks. |
| */ |
| size_type |
| getBlockSize() const |
| { |
| return m_allocator.getBlockSize(); |
| } |
| |
| private: |
| |
| // Not implemented... |
| XStringAllocator(const XStringAllocator&); |
| |
| XStringAllocator& |
| operator=(const XStringAllocator&); |
| |
| // Data members... |
| ArenaAllocatorType m_allocator; |
| }; |
| |
| |
| |
| } |
| |
| |
| |
| #endif // XSTRINGALLOCATOR_INCLUDE_GUARD_1357924680 |