/* SiHZco
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**SiteFileFetch.java $Hqm 09w
*/ 5{qFKo"g@,
package NetFox; [r_,BH\nu
import java.io.*; m *8[I
import java.net.*; O?NAbxkp
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public class SiteFileFetch extends Thread { Q(gu";&
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SiteInfoBean siteInfoBean = null; //文件信息Bean -?<wvUbR{
long[] nStartPos; //开始位置 %YefTk8cr,
long[] nEndPos; //结束位置 uc~PKU?tO
FileSplitterFetch[] fileSplitterFetch; //子线程对象 D8slSX`6j
long nFileLength; //文件长度 O-:#Q(H!
boolean bFirst = true; //是否第一次取文件 C/%umazP9
boolean bStop = false; //停止标志 _={*<E
File tmpFile; //文件下载的临时信息 ^dH#n~Wx0
DataOutputStream output; //输出到文件的输出流 a_'W1ek-@
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) ],R rk]1
public SiteFileFetch(SiteInfoBean bean) throws IOException [qlq& ?"
{ mIq6\c$
siteInfoBean = bean; ZN5\lon|Y
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); laqKP+G
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); |{cdXbr
if(tmpFile.exists ()) /ow/)\/}
{ |//cA2@.
bFirst = false; K)$.0S9d
read_nPos(); T=:&W3
} g"]%5Ow1
else YnuC<y
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nStartPos = new long[bean.getNSplitter()]; -cNh5~p=
nEndPos = new long[bean.getNSplitter()]; b")&"o)G2W
} vp &jSfQ^
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public void run() o\h[K<^>)
{ yAR''>
//获得文件长度 0}hN/2}&
//分割文件 jfZ(5Qu3.H
//实例FileSplitterFetch ?/)Mt(p
//启动FileSplitterFetch线程 :h0as!2@dp
//等待子线程返回 6%C:k,Cx{d
try{ PTIC2
if(bFirst) W&}YMb
{ ;r>?V2,tm
nFileLength = getFileSize(); "R+
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if(nFileLength == -1) 1K^blOLXe
{ A,e/y
System.err.println("File Length is not known!"); -% PUY(
} =A9>Ej/
else if(nFileLength == -2) 6tI7vLmG
{ hE-`N,i}
System.err.println("File is not access!"); m,aJ(8G
} $&nF1HBI4