/* LvNk:99:<
**SiteFileFetch.java Eqva]
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*/ cNG6 A4
package NetFox; k]`3if5>
import java.io.*; []M+(8Z_P
import java.net.*; Uq6..<#
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public class SiteFileFetch extends Thread { 7>m#Y'ppl@
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SiteInfoBean siteInfoBean = null; //文件信息Bean VRoeq {
long[] nStartPos; //开始位置 G#! j`
long[] nEndPos; //结束位置 '4A8\&lQO
FileSplitterFetch[] fileSplitterFetch; //子线程对象 cZ7b$MZ%9
long nFileLength; //文件长度 EF{_-FXY
boolean bFirst = true; //是否第一次取文件 -3r&O:
boolean bStop = false; //停止标志 JPk3T.qp
File tmpFile; //文件下载的临时信息 C6eo n4Ut
DataOutputStream output; //输出到文件的输出流 .0q %A1H
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) "t"=9:_t
public SiteFileFetch(SiteInfoBean bean) throws IOException L$x/T3@
{ <u"#Jw/VP
siteInfoBean = bean; yREO;m|o
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); n6nwda
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); F7 7[fp
if(tmpFile.exists ()) XI,F^K
{ ls6ywLP{
bFirst = false; s^9N7'
read_nPos(); q6{ %vd
} xZmKKKd0*
else /kVy#sT|
{ ^dYLB.'=
nStartPos = new long[bean.getNSplitter()]; zq]V6.]J
nEndPos = new long[bean.getNSplitter()]; ][bz5aV
} i\rI j0+
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} Q;5'I3w
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public void run() K"b vUH
{ Hv0sl+
//获得文件长度 p9_45u`u2
//分割文件 <z)MV
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//实例FileSplitterFetch b)w3
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//启动FileSplitterFetch线程 Ze Shn
//等待子线程返回
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try{ :ykZ7X&
if(bFirst) i`8!Vm
{ kZGhE2np
nFileLength = getFileSize(); /IV:JVT
if(nFileLength == -1) Q:VD2<2
{ ,bmTBZV
System.err.println("File Length is not known!"); 9LJ/m\bi
} nhXa&Nro
else if(nFileLength == -2) rmQGzQnun
{ 4b3p,$BWS
System.err.println("File is not access!"); cX.v^9kuX
} a/^YgrC\T
else x'JfRz
{ PD/JXExK
for(int i=0;i<nStartPos.length;i++) 2 >xV&