/* ]=p^32
**SiteFileFetch.java ,n2"N5{jw
*/ 4y.qtiIP>$
package NetFox; DkSs^ym
import java.io.*; A&A{Thz
import java.net.*; fB 0X9iV6j
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public class SiteFileFetch extends Thread { 4hxa|f
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SiteInfoBean siteInfoBean = null; //文件信息Bean 6a<zZO`Z6+
long[] nStartPos; //开始位置 cwOa"]t}
long[] nEndPos; //结束位置 /|lAxAm?
FileSplitterFetch[] fileSplitterFetch; //子线程对象 Ldj*{t`5
long nFileLength; //文件长度 p:)=i"uL
boolean bFirst = true; //是否第一次取文件 LpL$=9
boolean bStop = false; //停止标志 kZ PL$\/A
File tmpFile; //文件下载的临时信息 7xFZJ#
DataOutputStream output; //输出到文件的输出流 =\k:]
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) "%b Gwv
public SiteFileFetch(SiteInfoBean bean) throws IOException DN iH" 0%
{ (AX$Svw
siteInfoBean = bean; h#c7v!g
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); , 6Jw
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); m\XG7uo~
if(tmpFile.exists ()) Zu<S<??Jf
{ d"n"A?nXh
bFirst = false; Sfa=AV7K
read_nPos(); AF8:bk,R
} !!ma]pB,
else g~$UU(HX
{ i"=lxqWeaV
nStartPos = new long[bean.getNSplitter()]; L^zh|MEyzk
nEndPos = new long[bean.getNSplitter()]; tj*/%G{Y
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public void run() <5,|h3]-#
{ 89;@#9
//获得文件长度 'n
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//分割文件 1q@R04i
//实例FileSplitterFetch @g4o8nH}
//启动FileSplitterFetch线程 f0j]!g
//等待子线程返回 (Li0*wRb
try{ l GBg8/[
if(bFirst) dgIH`<U$
{ O`@-
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nFileLength = getFileSize(); ><Zu+HX
if(nFileLength == -1) tXH;4K@
{ |q8N$m
System.err.println("File Length is not known!"); {=?(v`88
} 2%L`b"9}V
else if(nFileLength == -2) G}^=(,jl
{ zTjie
System.err.println("File is not access!"); i>]PW|]
} #{{p4/:
else )dqNN tS
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for(int i=0;i<nStartPos.length;i++) @fJsRWvGq
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nStartPos = (long)(i*(nFileLength/nStartPos.length)); ux)*B}/xh
} R y#C#0
for(int i=0;i<nEndPos.length-1;i++) <n 06(9BF
{ N0Y4m_dm*
nEndPos = nStartPos[i+1]; @ci..::5
} Ie!&FQe2