/* \\y}DNh
**SiteFileFetch.java $>nkGb%Kp
*/ S.qk%NTTD
package NetFox; t*eleNYeS~
import java.io.*; O7! fI'R
import java.net.*; =%:JjgKc*t
e =0l<Rj
:v|r= #OI
public class SiteFileFetch extends Thread { ](]*]a4ss
;L#LDk{Za
u XaL
SiteInfoBean siteInfoBean = null; //文件信息Bean 3-4Nad
long[] nStartPos; //开始位置 &@-1"-H
long[] nEndPos; //结束位置 ,<`|-oa
FileSplitterFetch[] fileSplitterFetch; //子线程对象 pg5@lC]J
long nFileLength; //文件长度 *Pa2bY3:
boolean bFirst = true; //是否第一次取文件 &n}8Uw0440
boolean bStop = false; //停止标志 vcaBL<io
File tmpFile; //文件下载的临时信息 {yGZc3e1j
DataOutputStream output; //输出到文件的输出流 ru#T^AI*^
Z $ p^v*y
//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) )6PJ*;p-
public SiteFileFetch(SiteInfoBean bean) throws IOException ,?P8m"
{ `;zu1o
siteInfoBean = bean; eTLI/?|+N
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); i528e{&
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); _%AJmt}
if(tmpFile.exists ()) !&1}w86
{ a15,'v$O
bFirst = false; B]&Lh~Im
read_nPos(); ;5,`Jpca
} >OF:"_fh
else wghFGHgw
{ oHYD_8'f
nStartPos = new long[bean.getNSplitter()]; 6R3"L]J
nEndPos = new long[bean.getNSplitter()]; %4QoF
} #
|[`1
U[K0{PbY
'iMHAP;N
d=Rk\F'^J
} vE^h}~5U
+&&MUT{
3
~YR <SV\{
public void run() PPuXas?i
{ z226yNlS
//获得文件长度 >$#*`6R
//分割文件 Pu/-Qpqh
//实例FileSplitterFetch (cPeee%Q
//启动FileSplitterFetch线程 awj} K
//等待子线程返回 :)^#
xE(
try{ &>+I7Ts]
if(bFirst) > Z.TM=qj
{ +An![1N,
nFileLength = getFileSize(); O2V6UX@&<w
if(nFileLength == -1) I;bg?RsF
{ X_^_r{
System.err.println("File Length is not known!"); Wwa41z
} luP'JUq
else if(nFileLength == -2) )]0[`iLe
{ ~@)-qV^~
System.err.println("File is not access!"); Vz=j)[
} \N'hbT=
else XL"v21X
{ es*_Oo1
for(int i=0;i<nStartPos.length;i++) s>9z+;~!
{ %l9WZ*yZ`2
nStartPos = (long)(i*(nFileLength/nStartPos.length)); F3H:I"4
} _oMs
`"4K
for(int i=0;i<nEndPos.length-1;i++) 5JXzfc9rL
{ 7(nz<z p
nEndPos = nStartPos[i+1]; <