2 * Copyright 2015-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.storage.buffer;
18 import io.atomix.utils.concurrent.ReferenceManager;
21 * {@link java.nio.ByteBuffer} based buffer.
23 public abstract class ByteBufferBuffer extends AbstractBuffer {
24 protected final ByteBufferBytes bytes;
26 public ByteBufferBuffer(ByteBufferBytes bytes, ReferenceManager<Buffer> referenceManager) {
27 super(bytes, referenceManager);
31 public ByteBufferBuffer(ByteBufferBytes bytes, int offset, int initialCapacity, int maxCapacity, ReferenceManager<Buffer> referenceManager) {
32 super(bytes, offset, initialCapacity, maxCapacity, referenceManager);
37 public byte[] array() {
42 protected void compact(int from, int to, int length) {
43 byte[] bytes = new byte[1024];
45 while (position < from + length) {
46 int size = Math.min((from + length) - position, 1024);
47 this.bytes.read(position, bytes, 0, size);
48 this.bytes.write(0, bytes, 0, size);