2 * Copyright 2017-present Open Networking Foundation
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package io.atomix.utils.memory;
21 * Memory allocators handle allocation of memory for {@link Memory} objects.
23 * @author <a href="http://github.com/kuujo">Jordan Halterman</a>
25 public interface MemoryAllocator<T extends Memory> {
30 * @param size The count of the memory to allocate.
31 * @return The allocated memory.
36 * Reallocates the given memory.
38 * When the memory is reallocated, the memory address for the given {@link Memory} instance may change. The returned
39 * {@link Memory} instance will contain the updated address and count.
41 * @param memory The memory to reallocate.
42 * @param size The count to which to reallocate the given memory.
43 * @return The reallocated memory.
45 T reallocate(T memory, int size);