Java ByteBuffer Read enlargeThreadLocalByteBuffer()

Description

Double the thread local buffer capacity.

License

GNU General Public License

Declaration

public static ByteBuffer enlargeThreadLocalByteBuffer() 

Method Source Code

//package com.java2s;
/*/*from w ww. j  a  v a2 s  . c  o m*/
Pulsar
Copyright (C) 2013-2015 eBay Software Foundation
Licensed under the GPL v2 license.  See LICENSE for full terms.
*/

import java.nio.ByteBuffer;

public class Main {
    private static final ThreadLocal<ByteBuffer> TMP_BUFFER = new ThreadLocal<ByteBuffer>() {
        @Override
        protected ByteBuffer initialValue() {
            return ByteBuffer.allocate(4096);
        }
    };

    /**
     * Double the thread local buffer capacity.
     * 
     * @return
     */
    public static ByteBuffer enlargeThreadLocalByteBuffer() {
        TMP_BUFFER.set(ByteBuffer.allocate(TMP_BUFFER.get().capacity() * 2));
        return TMP_BUFFER.get();
    }
}

Related

1. assertReadyForFreshRead(ByteBuffer b)
2. c_read(Channel fd, ByteBuffer buffer, int count)
3. checkNotReadOnly(ByteBuffer buffer)
4. contentOfUnreadBuffer(final ByteBuffer buffer)
5. parseEsInfo(ByteBuffer read)
6. read(@Nonnull final FileChannel src, @Nonnull final ByteBuffer dst, @Nonnegative final long position)
7. read(ByteBuffer b)
8. read(ByteBuffer bb, FileChannel ch)