/* rUC@Bf
**SiteFileFetch.java ~Yrtz
*/ 7P}&<;5zD
package NetFox; *b+ef
import java.io.*; jYAD9v%
import java.net.*; F?b5 !<5
NYwE=b~I
Gc= #
public class SiteFileFetch extends Thread { .ztO._J7f
y8T%g(
m`(5B
SiteInfoBean siteInfoBean = null; //文件信息Bean [a~|{~?8
long[] nStartPos; //开始位置 (rfU=E
long[] nEndPos; //结束位置 _jmkA meu
FileSplitterFetch[] fileSplitterFetch; //子线程对象 ?m3,e&pB5
long nFileLength; //文件长度 xA|72!zk0P
boolean bFirst = true; //是否第一次取文件 Fl,(KSTz
boolean bStop = false; //停止标志 c}9.Or`?
File tmpFile; //文件下载的临时信息 YGVj$\
DataOutputStream output; //输出到文件的输出流 NP%Y\%;l6
|G.|ocj;
//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) BElVkb
public SiteFileFetch(SiteInfoBean bean) throws IOException
LfD70r\
{ YXCfP~i
siteInfoBean = bean; Y\!* c=@k
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); =,B44:`r
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); gC-3ghmgS
if(tmpFile.exists ()) 6onFf* m!x
{ b/N+X}VMN
bFirst = false; 'F[m,[T%x
read_nPos(); %";bgU2Q
} >"qnuv G
else Y*-#yG9
{ SH#-3&$[
nStartPos = new long[bean.getNSplitter()]; {"<D$*K~
nEndPos = new long[bean.getNSplitter()]; vu^ '+ky
} @d imZsi1
.
IBy'
Ii"h:GY;\
+an.z3?w
} BM+v,hGY
Q[t|+RNKv2
h^E"eC
public void run() :f?};t+
{ m
Cvgs
//获得文件长度 !Yx9=>R
//分割文件 $q`650&S*
//实例FileSplitterFetch tHezS~t_
//启动FileSplitterFetch线程 M*|,05>
//等待子线程返回 OQt_nb#z`{
try{ '0z-duu
if(bFirst) {j%'EJ5
{ Dh=?Hzw
nFileLength = getFileSize(); _U%a`%tU.
if(nFileLength == -1) @1_M's;
{ ~Rx:X4|H
System.err.println("File Length is not known!"); 92|\`\LP%
} }G,PUjg_^3
else if(nFileLength == -2) sJ{S(wpi"
{ <d".v
System.err.println("File is not access!"); 3 ZO\Pu
} nCF1i2*6|"
else LadE4:oy
{ zS]8ma
for(int i=0;i<nStartPos.length;i++) "8{#R*p
{ z;? 32K
nStartPos = (long)(i*(nFileLength/nStartPos.length)); {DzOXTI[Y
} BeAkG_uG
for(int i=0;i<nEndPos.length-1;i++) XJ &