/* UFL0 K
**SiteFileFetch.java \wFhTJY
*/ ze
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package NetFox; $M-NR||k
import java.io.*; *n,UOHlO
import java.net.*; $CM4&{B"i
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public class SiteFileFetch extends Thread { Ae.]F)w_\
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SiteInfoBean siteInfoBean = null; //文件信息Bean }\U0[x#q
long[] nStartPos; //开始位置 4sI3(z)9H
long[] nEndPos; //结束位置 )S#j.8P'B
FileSplitterFetch[] fileSplitterFetch; //子线程对象 c_t7RWV}
long nFileLength; //文件长度 5vYsA1Z
boolean bFirst = true; //是否第一次取文件 aK!xRnY
boolean bStop = false; //停止标志 +B](5 z4
File tmpFile; //文件下载的临时信息 "\}21B~{7'
DataOutputStream output; //输出到文件的输出流 ]gEu.Nth`
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) T4l-sJ'|
public SiteFileFetch(SiteInfoBean bean) throws IOException k -io$
{ $,g 3*A
siteInfoBean = bean; |HNQ|r_5S
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); B{^`8Htrn
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); <
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if(tmpFile.exists ()) GCZu<,
{ P"2Q&M_/
bFirst = false; AUu5g
read_nPos(); 4{g:^?1=
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else 8xc8L1;
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nStartPos = new long[bean.getNSplitter()]; ]j72P
nEndPos = new long[bean.getNSplitter()]; ,.J<.#D3J
} R%qX_m\0
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} S.qk%NTTD
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public void run() UUZ6N ZQI
{ e =0l<Rj
//获得文件长度 :v|r= #OI
//分割文件 C#ZmgR
//实例FileSplitterFetch $:xF)E
//启动FileSplitterFetch线程 u XaL
//等待子线程返回 3-4Nad
try{ &@-1"-H
if(bFirst) ,<`|-oa
{ pg5@lC]J
nFileLength = getFileSize(); *Pa2bY3:
if(nFileLength == -1) &n}8Uw0440
{ vcaBL<io
System.err.println("File Length is not known!"); {yGZc3e1j
} Kc%tnVyGh:
else if(nFileLength == -2) {vf+sf^^q
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System.err.println("File is not access!"); ,?P8m"
} Lw!?T(SK
else K<Yn_G
{ mrhsKmH
for(int i=0;i<nStartPos.length;i++) 2<p5_4"-U*
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nStartPos = (long)(i*(nFileLength/nStartPos.length)); d#X&Fi
} <