bytebuffer 与 byte数组 转化

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java

ByteBuffer

// Create a byte arraybyte[] bytes = new byte[10];// Wrap a byte array into a bufferByteBuffer buf = ByteBuffer.wrap(bytes);// Retrieve bytes between the position and limit// (see Putting Bytes into a ByteBuffer)bytes = new byte[buf.remaining()];// transfer bytes from this buffer into the given destination arraybuf.get(bytes, 0, bytes.length);// Retrieve all bytes in the bufferbuf.clear();bytes = new byte[buf.capacity()];// transfer bytes from this buffer into the given destination arraybuf.get(bytes, 0, bytes.length);