大家好，今天做游戏，遇到JAVA的编程问题，不懂不懂，请大家帮我！

zengjia 2003-08-19 12:53:42

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());
}
}

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