| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| package org.conscrypt; |
| |
| import java.nio.ByteBuffer; |
| |
| /** |
| * An object responsible for allocation of buffers. This is an extension point to enable buffer |
| * pooling within an application. |
| */ |
| @ExperimentalApi |
| public abstract class BufferAllocator { |
| private static final BufferAllocator UNPOOLED = new BufferAllocator() { |
| @Override |
| public AllocatedBuffer allocateDirectBuffer(int capacity) { |
| return AllocatedBuffer.wrap(ByteBuffer.allocateDirect(capacity)); |
| } |
| }; |
| |
| /** |
| * Returns an unpooled buffer allocator, which will create a new buffer for each request. |
| */ |
| public static BufferAllocator unpooled() { |
| return UNPOOLED; |
| } |
| |
| /** |
| * Allocates a direct (i.e. non-heap) buffer with the given capacity. |
| */ |
| public abstract AllocatedBuffer allocateDirectBuffer(int capacity); |
| } |