PooledUnsafeDirectByteBuf.java — netty Source File

Source Code

/*
 * Copyright 2013 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.Recycler;
import io.netty.util.internal.ObjectPool.Handle;
import io.netty.util.internal.PlatformDependent;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;

final class PooledUnsafeDirectByteBuf extends PooledByteBuf<ByteBuffer> {

    private static final Recycler<PooledUnsafeDirectByteBuf> RECYCLER =
            new Recycler<PooledUnsafeDirectByteBuf>() {
                @Override
                protected PooledUnsafeDirectByteBuf newObject(Handle<PooledUnsafeDirectByteBuf> handle) {
                    return new PooledUnsafeDirectByteBuf(handle, 0);
                }
            };

    static PooledUnsafeDirectByteBuf newInstance(int maxCapacity) {
        PooledUnsafeDirectByteBuf buf = RECYCLER.get();
        buf.reuse(maxCapacity);
        return buf;
    }

    private long memoryAddress;

    private PooledUnsafeDirectByteBuf(Handle<PooledUnsafeDirectByteBuf> recyclerHandle, int maxCapacity) {
        super(recyclerHandle, maxCapacity);
    }

    @Override
    void init(PoolChunk<ByteBuffer> chunk, ByteBuffer nioBuffer,
              long handle, int offset, int length, int maxLength, PoolThreadCache cache, boolean threadLocal) {
        super.init(chunk, nioBuffer, handle, offset, length, maxLength, cache, threadLocal);
        initMemoryAddress();
    }

    @Override
    void initUnpooled(PoolChunk<ByteBuffer> chunk, int length) {
        super.initUnpooled(chunk, length);
        initMemoryAddress();
// ... (219 more lines)