/* [4J6iF
**SiteFileFetch.java M|io4+sy
*/ 3I 0eW%,
package NetFox; 4@;-%H&7
import java.io.*; @$eT~ C
import java.net.*; /hv#CB>1x
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public class SiteFileFetch extends Thread { k#:2'!7G
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SiteInfoBean siteInfoBean = null; //文件信息Bean VzlDHpG
long[] nStartPos; //开始位置 K^t?gt@k}
long[] nEndPos; //结束位置 r gcWRt
FileSplitterFetch[] fileSplitterFetch; //子线程对象 <f~Fl^^8
long nFileLength; //文件长度 %}>dqUyQ
boolean bFirst = true; //是否第一次取文件 /Y^8SO4
boolean bStop = false; //停止标志 |vFj*XU
File tmpFile; //文件下载的临时信息 `3q;~ 9
DataOutputStream output; //输出到文件的输出流 DW(~Qdk
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//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) 1f(DU4h
public SiteFileFetch(SiteInfoBean bean) throws IOException k6\^p;!Y
{ %G3sjnI;l
siteInfoBean = bean; l|/:Ot
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); rSVgWr8
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); !Ngw\@f
if(tmpFile.exists ()) KbxR
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{ xU9@$am
bFirst = false; H]#Rg`~n
read_nPos(); l)+:4N?iVv
} .>6 Wv0
else Z$ KV&.=+
{ V7t!?xOL
nStartPos = new long[bean.getNSplitter()]; gd6Dm4q(
nEndPos = new long[bean.getNSplitter()]; +1;'B4
} \.s`n2.w
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} RM*f|j
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public void run() PQj<[rY
{ ]y1fM0
//获得文件长度 tjv\)Nn'
//分割文件 Q* O<@
//实例FileSplitterFetch vH?9\3
//启动FileSplitterFetch线程 CP`
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//等待子线程返回 (xyS7q]m
try{ 8TZENRzx-|
if(bFirst) Lu>H`B7Q"
{ nwM)K
nFileLength = getFileSize(); h
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if(nFileLength == -1) )%JD8;[Jq
{ <`g3(?
System.err.println("File Length is not known!"); E(L<L1:"
} G{c#\?12C
else if(nFileLength == -2) E,*&BDW
{ aU<s<2O)
System.err.println("File is not access!"); &