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/*
* GetTLE.java
*
* Created on January 16, 2005, 8:34 PM
*/
import java.net.URL;
import java.net.URLConnection;
import java.io.*;
import java.util.Map;
import java.util.List;
/**
*
* @author fred
*/
public class GetTLE {
/** Creates a new instance of GetTLE */
public GetTLE() {
}
/**
* @param args the command line arguments
*/
static final String host="www.space-track.org";
static final String loginURL="/perl/login.pl";
static final String dataURL="/perl/id_query.pl?ids=25791&timeframe=last5&common_name=yes&sort=catnum&descending=yes&ascii=yes&_submit=Submit&_submitted=1";
static final String username="mromelfanger";
static final String password="FuseJHU1";
static final String outputFile = "/data1/fuse/calfuse/caltemp/five.tle";
static final String logFile = "/data1/fuse/calfuse/caltemp/get_tle.logfile";
/*
static final String outputFile = "/caltemp/five.tle";
static final String logFile = "/caltemp/get_tle.logfile";
*/
public static void main(String[] args) {
// TODO code application logic here
try {
/*
* Open the login url and get the session cookie back.
*/
PrintWriter log = new PrintWriter(new OutputStreamWriter(new FileOutputStream(logFile)));
PrintWriter out = new PrintWriter(new OutputStreamWriter(new FileOutputStream(outputFile)));
URL u = new URL("http://"+host+loginURL+"?username="+username+"&password="+password+"&_submitted=1&_submit=Submit");
URLConnection c = u.openConnection();
Map m = c.getHeaderFields();
List l = (List) m.get("Set-Cookie");
String session = null;
for(int i=0;i!=l.size();i++) {
String s = (String) l.get(i);
if(s.startsWith("spacetrack_session=")) {
int end = s.indexOf(";");
if(end < 0)
end = s.length();
session = s.substring(0, end);
break;
}
}
InputStream is = c.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(is));
String s;
while((s = br.readLine()) != null)
log.println(s);
is.close();
if(session == null) {
out.println("Could not get session id");
System.exit(1);
}
/*
* Use the session cookie to query for the fuse data.
*/
u = new URL("http://"+host+dataURL);
c = u.openConnection();
c.setRequestProperty("Cookie", session);
is = c.getInputStream();
br = new BufferedReader(new InputStreamReader(is));
/*
* Read each line and keep what is between the pre's, add an extra
* line at the end.
*/
boolean collect = false;
out.println();
while((s = br.readLine()) != null) {
log.println(s);
if(s.startsWith("<pre>")) {
/* br.readLine(); */
collect = true;
} else if(s.startsWith("</pre>")) {
break;
} else if(collect) {
out.println(s);
}
}
out.println();
br.close();
is.close();
out.close();
log.close();
} catch (Throwable e) {
e.printStackTrace();
}
}
}
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