将ByteBuffer写入并追加到文件

import java.io.File;/** 来 自 N  o w  J a v a . c o m**/

import java.io.FileOutputStream;

import java.io.IOException;

import java.nio.ByteBuffer;

import java.nio.channels.FileChannel;


public class Main {

  public void m() {

    // Write bbuf to filename

    ByteBuffer bbuf = ByteBuffer.wrap("test".getBytes());

    File file = new File("filename");


    boolean append = false;/** 时 代 J a v a 公 众 号 - nowjava.com 提供 **/


    try {

      // Create a writable file channel

      FileChannel wChannel = new