PooledDuplicatedByteBuf.java — netty Source File

Source Code

/*
 * Copyright 2016 The Netty Project
 *
 * The Netty Project 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:
 *
 *   https://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 io.netty.buffer;

import io.netty.util.ByteProcessor;
import io.netty.util.Recycler;
import io.netty.util.internal.ObjectPool.Handle;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.channels.GatheringByteChannel;
import java.nio.channels.ScatteringByteChannel;

final class PooledDuplicatedByteBuf extends AbstractPooledDerivedByteBuf {

    private static final Recycler<PooledDuplicatedByteBuf> RECYCLER =
            new Recycler<PooledDuplicatedByteBuf>() {
                @Override
                protected PooledDuplicatedByteBuf newObject(Handle<PooledDuplicatedByteBuf> handle) {
                    return new PooledDuplicatedByteBuf(handle);
                }
            };

    static PooledDuplicatedByteBuf newInstance(AbstractByteBuf unwrapped, ByteBuf wrapped,
                                               int readerIndex, int writerIndex) {
        final PooledDuplicatedByteBuf duplicate = RECYCLER.get();
        duplicate.init(unwrapped, wrapped, readerIndex, writerIndex, unwrapped.maxCapacity());
        duplicate.markReaderIndex();
        duplicate.markWriterIndex();

        return duplicate;
    }

    private PooledDuplicatedByteBuf(Handle<PooledDuplicatedByteBuf> handle) {
        super(handle);
    }

    @Override
    public int capacity() {
        return unwrap().capacity();
    }

    @Override
// ... (318 more lines)