多线程上载

2012-07-05

多线程下载http://blog.csdn.net/wanglong0537/article/details/6411565url connectioncon.setRequestProp

多线程下载
http://blog.csdn.net/wanglong0537/article/details/6411565

url connection
con.setRequestProperty("Range", "bytes=" + startPosition + "-" + endPosition);

file
fos = new RandomAccessFile(file, "rw");
fos.seek(startPosition);