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**SiteFileFetch.java ZCS{D
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package NetFox; tL~?)2uEN
import java.io.*; JOJ?.H&su
import java.net.*; *,d>(\&[f
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public class SiteFileFetch extends Thread { NHL{.8L{
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SiteInfoBean siteInfoBean = null; //文件信息Bean -964#>n[
long[] nStartPos; //开始位置 GS4
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long[] nEndPos; //结束位置 Qs.g%
FileSplitterFetch[] fileSplitterFetch; //子线程对象 -l`1j6
long nFileLength; //文件长度 pn6!QpV5
boolean bFirst = true; //是否第一次取文件 ~wsDg[
boolean bStop = false; //停止标志 ?H_'L4Wv
File tmpFile; //文件下载的临时信息 A9HJWKO
DataOutputStream output; //输出到文件的输出流 R)?zL;,x
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) RxVf:h'l
public SiteFileFetch(SiteInfoBean bean) throws IOException D#n^U
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siteInfoBean = bean; ZNvnVW<
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); P7i
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tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); 30v 3C7o=
if(tmpFile.exists ()) uZ(j"y
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bFirst = false; idr,s\$>
read_nPos(); 9(( QSX
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nStartPos = new long[bean.getNSplitter()]; |Skk1#
nEndPos = new long[bean.getNSplitter()]; 9ZEF%&58Y
} Zom7yI
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public void run() . 787+J?
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//获得文件长度 )TBG-<wt
//分割文件 \e/'d~F
//实例FileSplitterFetch XHu2G t_
//启动FileSplitterFetch线程 t$z
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//等待子线程返回 pGy(JvMw"
try{ |?!Ew# w
if(bFirst) D+.h*{gD
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nFileLength = getFileSize(); uwl;(zwh_
if(nFileLength == -1) G2%%$7Jj
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System.err.println("File Length is not known!"); DM*mOT
} I4Ys,n
else if(nFileLength == -2) j6~#_t[
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System.err.println("File is not access!"); x-5XOqD{'
} MT,LO<.
else /2&