/* 0Z#&!xTb
**SiteFileFetch.java $Y][-8{t
*/ n@w$5y1@
package NetFox; =kohQ d.n
import java.io.*; xtN%v0ZZ
import java.net.*; v]gJ 7x
P5Ms
X~mT
a;m-Vu!
public class SiteFileFetch extends Thread { &| el8;D
H Kx2QFB
d}%GHvOi
SiteInfoBean siteInfoBean = null; //文件信息Bean +Ck<tx3h&
long[] nStartPos; //开始位置 GWRKiTu9
long[] nEndPos; //结束位置 6w<jg/5t
FileSplitterFetch[] fileSplitterFetch; //子线程对象 NMmk,
long nFileLength; //文件长度 cEO g
boolean bFirst = true; //是否第一次取文件 -uN5DJSW
boolean bStop = false; //停止标志 LX4S}QXw
File tmpFile; //文件下载的临时信息 _OP75kv
DataOutputStream output; //输出到文件的输出流 h9LA&!
%v:9_nwO)
//负责整个文件的抓取,控制内部线程(FileSplitterFetch类) |"DQ^)3Pi
public SiteFileFetch(SiteInfoBean bean) throws IOException Q u2W
{ QNzI
siteInfoBean = bean; =dUeQ?>t=
//tmpFile = File.createTempFile ("zhong","1111",new File(bean.getSFilePath())); Ix !O&_6s
tmpFile = new File(bean.getSFilePath()+File.separator + bean.getSFileName()+".info"); i;`rzsRb
if(tmpFile.exists ()) e m<(wJ-Y
{ ^.Vq0Qzy]
bFirst = false; z+&mMP`-
read_nPos(); ?n>h/[/
} !HM{imT
else i3s-l8\\z
{ FSd842O
nStartPos = new long[bean.getNSplitter()]; rC}r99Pe:x
nEndPos = new long[bean.getNSplitter()]; 6~V$0Y>]
} YY{S0jnhF
Gr&5 mniu
eiI}:5~
/g
#A@*k}/+
} "n:z("Q*
>}GtmnF
vL{sk|2&
public void run() X*1vIs;[@
{ G%-[vk#]
//获得文件长度 Ki{&,:@
//分割文件 Uaog_@2n,
//实例FileSplitterFetch 5Y)*-JY1g
//启动FileSplitterFetch线程 6;9SU+/
//等待子线程返回 Xa\{WM==;
try{ IIUoB!`
if(bFirst) 7qq}wR]]
{ 0RN]_z$;H
nFileLength = getFileSize(); z%(m:/N70
if(nFileLength == -1) 1XUsr;Wz
{ N^xnx<
System.err.println("File Length is not known!"); f"q='B9_T\
} DzYi>
E:*
else if(nFileLength == -2) 5X4; (Qj
{ ".onev^(
System.err.println("File is not access!"); a,U[$c
} R8Nr3M9 )
else _dVzvk`_R
{ ?d0I*bs)7
for(int i=0;i<nStartPos.length;i++) :% )va
{ xrxORtJ<