275 lines
7.1 KiB
Java
275 lines
7.1 KiB
Java
/*
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* Copyright 2015 The Netty Project
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*
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* The Netty Project licenses this file to you under the Apache License,
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* version 2.0 (the "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at:
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*/
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package io.net5.buffer;
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import io.net5.util.internal.PlatformDependent;
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/**
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* Big endian Java heap buffer implementation. It is recommended to use
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* {@link UnpooledByteBufAllocator#heapBuffer(int, int)}, {@link Unpooled#buffer(int)} and
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* {@link Unpooled#wrappedBuffer(byte[])} instead of calling the constructor explicitly.
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*/
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public class UnpooledUnsafeHeapByteBuf extends UnpooledHeapByteBuf {
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/**
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* Creates a new heap buffer with a newly allocated byte array.
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*
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* @param initialCapacity the initial capacity of the underlying byte array
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* @param maxCapacity the max capacity of the underlying byte array
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*/
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public UnpooledUnsafeHeapByteBuf(ByteBufAllocator alloc, int initialCapacity, int maxCapacity) {
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super(alloc, initialCapacity, maxCapacity);
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}
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@Override
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protected byte[] allocateArray(int initialCapacity) {
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return PlatformDependent.allocateUninitializedArray(initialCapacity);
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}
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@Override
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public byte getByte(int index) {
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checkIndex(index);
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return _getByte(index);
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}
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@Override
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protected byte _getByte(int index) {
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return UnsafeByteBufUtil.getByte(array, index);
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}
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@Override
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public short getShort(int index) {
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checkIndex(index, 2);
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return _getShort(index);
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}
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@Override
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protected short _getShort(int index) {
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return UnsafeByteBufUtil.getShort(array, index);
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}
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@Override
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public short getShortLE(int index) {
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checkIndex(index, 2);
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return _getShortLE(index);
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}
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@Override
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protected short _getShortLE(int index) {
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return UnsafeByteBufUtil.getShortLE(array, index);
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}
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@Override
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public int getUnsignedMedium(int index) {
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checkIndex(index, 3);
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return _getUnsignedMedium(index);
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}
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@Override
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protected int _getUnsignedMedium(int index) {
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return UnsafeByteBufUtil.getUnsignedMedium(array, index);
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}
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@Override
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public int getUnsignedMediumLE(int index) {
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checkIndex(index, 3);
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return _getUnsignedMediumLE(index);
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}
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@Override
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protected int _getUnsignedMediumLE(int index) {
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return UnsafeByteBufUtil.getUnsignedMediumLE(array, index);
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}
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@Override
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public int getInt(int index) {
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checkIndex(index, 4);
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return _getInt(index);
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}
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@Override
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protected int _getInt(int index) {
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return UnsafeByteBufUtil.getInt(array, index);
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}
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@Override
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public int getIntLE(int index) {
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checkIndex(index, 4);
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return _getIntLE(index);
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}
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@Override
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protected int _getIntLE(int index) {
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return UnsafeByteBufUtil.getIntLE(array, index);
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}
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@Override
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public long getLong(int index) {
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checkIndex(index, 8);
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return _getLong(index);
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}
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@Override
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protected long _getLong(int index) {
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return UnsafeByteBufUtil.getLong(array, index);
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}
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@Override
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public long getLongLE(int index) {
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checkIndex(index, 8);
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return _getLongLE(index);
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}
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@Override
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protected long _getLongLE(int index) {
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return UnsafeByteBufUtil.getLongLE(array, index);
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}
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@Override
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public ByteBuf setByte(int index, int value) {
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checkIndex(index);
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_setByte(index, value);
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return this;
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}
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@Override
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protected void _setByte(int index, int value) {
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UnsafeByteBufUtil.setByte(array, index, value);
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}
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@Override
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public ByteBuf setShort(int index, int value) {
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checkIndex(index, 2);
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_setShort(index, value);
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return this;
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}
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@Override
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protected void _setShort(int index, int value) {
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UnsafeByteBufUtil.setShort(array, index, value);
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}
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@Override
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public ByteBuf setShortLE(int index, int value) {
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checkIndex(index, 2);
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_setShortLE(index, value);
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return this;
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}
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@Override
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protected void _setShortLE(int index, int value) {
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UnsafeByteBufUtil.setShortLE(array, index, value);
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}
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@Override
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public ByteBuf setMedium(int index, int value) {
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checkIndex(index, 3);
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_setMedium(index, value);
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return this;
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}
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@Override
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protected void _setMedium(int index, int value) {
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UnsafeByteBufUtil.setMedium(array, index, value);
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}
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@Override
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public ByteBuf setMediumLE(int index, int value) {
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checkIndex(index, 3);
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_setMediumLE(index, value);
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return this;
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}
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@Override
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protected void _setMediumLE(int index, int value) {
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UnsafeByteBufUtil.setMediumLE(array, index, value);
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}
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@Override
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public ByteBuf setInt(int index, int value) {
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checkIndex(index, 4);
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_setInt(index, value);
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return this;
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}
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@Override
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protected void _setInt(int index, int value) {
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UnsafeByteBufUtil.setInt(array, index, value);
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}
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@Override
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public ByteBuf setIntLE(int index, int value) {
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checkIndex(index, 4);
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_setIntLE(index, value);
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return this;
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}
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@Override
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protected void _setIntLE(int index, int value) {
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UnsafeByteBufUtil.setIntLE(array, index, value);
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}
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@Override
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public ByteBuf setLong(int index, long value) {
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checkIndex(index, 8);
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_setLong(index, value);
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return this;
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}
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@Override
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protected void _setLong(int index, long value) {
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UnsafeByteBufUtil.setLong(array, index, value);
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}
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@Override
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public ByteBuf setLongLE(int index, long value) {
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checkIndex(index, 8);
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_setLongLE(index, value);
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return this;
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}
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@Override
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protected void _setLongLE(int index, long value) {
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UnsafeByteBufUtil.setLongLE(array, index, value);
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}
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@Override
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public ByteBuf setZero(int index, int length) {
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checkIndex(index, length);
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UnsafeByteBufUtil.setZero(array, index, length);
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return this;
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}
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@Override
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public ByteBuf writeZero(int length) {
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ensureWritable(length);
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int wIndex = writerIndex;
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UnsafeByteBufUtil.setZero(array, wIndex, length);
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writerIndex = wIndex + length;
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return this;
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}
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@Override
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@Deprecated
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protected SwappedByteBuf newSwappedByteBuf() {
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if (PlatformDependent.isUnaligned()) {
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// Only use if unaligned access is supported otherwise there is no gain.
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return new UnsafeHeapSwappedByteBuf(this);
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}
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return super.newSwappedByteBuf();
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}
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}
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