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**SiteFileFetch.java q!7z4Cn
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package NetFox; `8xmMA_l
import java.io.*; 3xsC"c>
import java.net.*; '-D-H}%;}M
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public class SiteFileFetch extends Thread { WUQ2[)<
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SiteInfoBean siteInfoBean = null; //文件信息Bean AVOqW0Z+y
long[] nStartPos; //开始位置 8 fVI33
long[] nEndPos; //结束位置 @+syD
FileSplitterFetch[] fileSplitterFetch; //子线程对象 j()_
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long nFileLength; //文件长度 M< *5Y43
boolean bFirst = true; //是否第一次取文件 >9esZA^';
boolean bStop = false; //停止标志 ',z'.t
File tmpFile; //文件下载的临时信息 &~6Z)}
DataOutputStream output; //输出到文件的输出流 }bIEW ho
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) |5V#&e\ES
public SiteFileFetch(SiteInfoBean bean) throws IOException 2xni! *T+
{ -[~{c]/ c
siteInfoBean = bean; $ZK4Ps -$
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); D(~6h,=m
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); 8/-GrdyE
if(tmpFile.exists ()) %HL@O]ftS
{ #fG!dD42
bFirst = false; .m7iXd{
read_nPos(); NrgN{6u;
} ORv[Gkq_N)
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nStartPos = new long[bean.getNSplitter()]; _&XT
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nEndPos = new long[bean.getNSplitter()]; .o:Pe2C
} ~Msee+ZZ :
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public void run() lh7{2WQ
{ ,
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//获得文件长度 Mq[;:
//分割文件 (4$lB{%
//实例FileSplitterFetch b\UQ6V
//启动FileSplitterFetch线程 V F6OC4 K
//等待子线程返回 WT'P[RU2
try{ 'RQZU*8
if(bFirst) #ZCgpg$wM
{ K\IS"b3X
nFileLength = getFileSize(); H#m)`=nZSZ
if(nFileLength == -1) {8@?9Z9R{
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System.err.println("File Length is not known!"); >]T(}S~
} O7s0M?4
else if(nFileLength == -2) [5)1
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System.err.println("File is not access!"); dI>)4( )
}
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else Tl8S|Rg
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for(int i=0;i<nStartPos.length;i++) wy&