Here you can find the source of renewBuffer(ByteBuffer buf)
protected static ByteBuffer renewBuffer(ByteBuffer buf)
//package com.java2s; //License from project: Open Source License import java.nio.ByteBuffer; public class Main { protected static ByteBuffer renewBuffer(ByteBuffer buf) { buf.position(0);//from w w w . j av a2 s . co m buf.limit(buf.capacity()); return buf; } }