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-rw-r--r--trunk/qpid/cpp/include/qpid/InlineAllocator.h101
1 files changed, 0 insertions, 101 deletions
diff --git a/trunk/qpid/cpp/include/qpid/InlineAllocator.h b/trunk/qpid/cpp/include/qpid/InlineAllocator.h
deleted file mode 100644
index 2502545dcb..0000000000
--- a/trunk/qpid/cpp/include/qpid/InlineAllocator.h
+++ /dev/null
@@ -1,101 +0,0 @@
-#ifndef QPID_INLINEALLOCATOR_H
-#define QPID_INLINEALLOCATOR_H
-
-/*
- *
- * 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.
- *
- */
-
-#include <memory>
-#include <assert.h>
-#include <boost/type_traits/type_with_alignment.hpp>
-#include <boost/type_traits/alignment_of.hpp>
-
-namespace qpid {
-
-template <typename RequestedType, typename InlineType, typename BaseAllocator, size_t Max>
-struct InlineRebind;
-
-
-/**
- * An allocator that has inline storage for up to Max objects
- * of type BaseAllocator::value_type.
- */
-template <class BaseAllocator, size_t Max>
-class InlineAllocator : public BaseAllocator {
- public:
- typedef typename BaseAllocator::pointer pointer;
- typedef typename BaseAllocator::size_type size_type;
- typedef typename BaseAllocator::value_type value_type;
-
- InlineAllocator() : allocated(false) {}
- InlineAllocator(const InlineAllocator& x) : BaseAllocator(x), allocated(false) {}
-
- pointer allocate(size_type n) {
- if (n <= Max && !allocated) {
- allocated=true;
- return reinterpret_cast<value_type*>(address());
- }
- else
- return BaseAllocator::allocate(n, 0);
- }
-
- void deallocate(pointer p, size_type n) {
- if (p == address()) {
- assert(allocated);
- allocated=false;
- }
- else
- BaseAllocator::deallocate(p, n);
- }
-
- template<typename T1>
- struct rebind {
- typedef typename InlineRebind<T1, value_type, BaseAllocator, Max>::other other;
- };
-
- private:
- // POD object with alignment and size to hold Max value_types.
- static const size_t ALIGNMENT=boost::alignment_of<value_type>::value;
- typedef typename boost::type_with_alignment<ALIGNMENT>::type Aligner;
- union Store {
- Aligner aligner_;
- char sizer_[sizeof(value_type)*Max];
- } store;
- value_type* address() { return reinterpret_cast<value_type*>(&store); }
- bool allocated;
-};
-
-
-// Rebind: if RequestedType == InlineType, use the InlineAllocator,
-// otherwise, use the BaseAllocator without any inlining.
-
-template <typename RequestedType, typename InlineType, typename BaseAllocator, size_t Max>
-struct InlineRebind {
- typedef typename BaseAllocator::template rebind<RequestedType>::other other;
-};
-
-template <typename T, typename BaseAllocator, size_t Max>
-struct InlineRebind<T, T, BaseAllocator, Max> {
- typedef typename qpid::InlineAllocator<BaseAllocator, Max> other;
-};
-
-} // namespace qpid
-
-#endif /*!QPID_INLINEALLOCATOR_H*/