pitanjce
decompile sam jedan fajl i dosao sam do sledeceg ali posto izgubih oci na ovome i neskontah nista daj malo objasnite. ne znam javu nemogu da nadjem password i username niti url na koju se ide nakon ispravnog username i pass. Neko ce mi prije ili kasnije reci te podatke ali bih vas zamolio da mi objasnite malo kako to radi i ge se nalaze ti podaci u ovome fajlu a ne samo da mi date username i pass posto hocu nesto i da naucim.
za ostale koji nekontaju o cemu se radi mogu da pocnu na ovoj adresi http://www.try2hack.nl
import java.applet.Applet;
import java.applet.AppletContext;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.*;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.EventObject;
public class PasswdLevel4 extends Applet
implements ActionListener
{
public PasswdLevel4()
{
inuser = new String[22];
totno = 0;
countConn = null;
countData = null;
inURL = null;
txtlogin = new TextField();
label1 = new Label();
label2 = new Label();
label3 = new Label();
txtpass = new TextField();
lblstatus = new Label();
ButOk = new Button();
ButReset = new Button();
lbltitle = new Label();
}
void ButOk_ActionPerformed(ActionEvent actionevent)
{
boolean flag = false;
for(int i = 1; i <= totno / 2; i++)
if(txtlogin.getText().trim().toUpperCase().intern() == inuser[2 * (i - 1) + 2].trim().toUpperCase().intern() && txtpass.getText().trim().toUpperCase().intern() == inuser[2 * (i - 1) + 3].trim().toUpperCase().intern())
{
lblstatus.setText("Login Success, Loading..");
flag = true;
String s = inuser[1].trim().intern();
String s1 = getParameter("targetframe");
if(s1 == null)
s1 = "_self";
try
{
finalurl = new URL(getCodeBase(), s);
}
catch(MalformedURLException _ex)
{
lblstatus.setText("Bad URL");
}
getAppletContext().showDocument(finalurl, s1);
}
if(!flag)
lblstatus.setText("Invaild Login or Password");
}
void ButReset_ActionPerformed(ActionEvent actionevent)
{
txtlogin.setText("");
txtpass.setText("");
}
public void actionPerformed(ActionEvent actionevent)
{
Object obj = actionevent.getSource();
if(obj == ButOk)
{
ButOk_ActionPerformed(actionevent);
return;
}
if(obj == ButReset)
ButReset_ActionPerformed(actionevent);
}
public void destroy()
{
ButOk.setEnabled(false);
ButReset.setEnabled(false);
txtlogin.setVisible(false);
txtpass.setVisible(false);
}
public void inFile()
{
new StringBuffer();
try
{
countConn = inURL.openStream();
countData = new BufferedReader(new InputStreamReader(countConn));
String s;
while((s = countData.readLine()) != null)
if(totno < 21)
{
totno = totno + 1;
inuser[totno] = s;
s = "";
} else
{
lblstatus.setText("Cannot Exceed 10 users, Applet fail start!");
destroy();
}
}
catch(IOException ioexception)
{
getAppletContext().showStatus("IO Error:" + ioexception.getMessage());
}
try
{
countConn.close();
countData.close();
return;
}
catch(IOException ioexception1)
{
getAppletContext().showStatus("IO Error:" + ioexception1.getMessage());
}
}
public void init()
{
setLayout(null);
setSize(361, 191);
add(txtlogin);
txtlogin.setBounds(156, 72, 132, 24);
label1.setText("Please Enter Login Name & Password");
label1.setAlignment(1);
add(label1);
label1.setFont(new Font("Dialog", 1, 12));
label1.setBounds(41, 36, 280, 24);
label2.setText("Login");
add(label2);
label2.setFont(new Font("Dialog", 1, 12));
label2.setBounds(75, 72, 36, 24);
label3.setText("Password");
add(label3);
add(txtpass);
txtpass.setEchoChar('*');
txtpass.setBounds(156, 108, 132, 24);
lblstatus.setAlignment(1);
label3.setFont(new Font("Dialog", 1, 12));
label3.setBounds(75, 108, 57, 21);
add(lblstatus);
lblstatus.setFont(new Font("Dialog", 1, 12));
lblstatus.setBounds(14, 132, 344, 24);
ButOk.setLabel("OK");
add(ButOk);
ButOk.setFont(new Font("Dialog", 1, 12));
ButOk.setBounds(105, 156, 59, 23);
ButReset.setLabel("Reset");
add(ButReset);
ButReset.setFont(new Font("Dialog", 1, 12));
ButReset.setBounds(204, 156, 59, 23);
lbltitle.setAlignment(1);
add(lbltitle);
lbltitle.setFont(new Font("Dialog", 1, 12));
lbltitle.setBounds(12, 14, 336, 24);
String s = getParameter("title");
lbltitle.setText(s);
ButOk.addActionListener(this);
ButReset.addActionListener(this);
infile = new String("level4");
try
{
inURL = new URL(getCodeBase(), infile);
}
catch(MalformedURLException _ex)
{
getAppletContext().showStatus("Bad Counter URL:" + inURL);
}
inFile();
}
private URL finalurl;
String infile;
String inuser[];
int totno;
InputStream countConn;
BufferedReader countData;
URL inURL;
TextField txtlogin;
Label label1;
Label label2;
Label label3;
TextField txtpass;
Label lblstatus;
Button ButOk;
Button ButReset;
Label lbltitle;
}
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