import java.net.*;
import java.io.*;
import java.awt.*;
import java.awt.event.*;

public class Post extends java.applet.Applet implements ActionListener {
	TextField nameField, passwordField;

	GridBagConstraints constraints = new GridBagConstraints();
	void addGB( Component component, int x, int y  ) {
		constraints.gridx = x;  constraints.gridy = y;
		add ( component, constraints );
	}
	public void init() {
		Button postButton = new Button("Post");
		postButton.addActionListener( this );
		setLayout( new GridBagLayout() );
		addGB( new Label("Name:"),	 			0,0 );
		addGB( nameField = new TextField(20), 	1,0 );
		addGB( new Label("Password:"),	 		0,1 );
		addGB( passwordField = new TextField(20),1,1 );
		Panel p = new Panel();
		p.add ( postButton );
		constraints.gridwidth = 2;
		addGB( p, 0,2 );
	}
	public void actionPerformed(ActionEvent e) {
		postData();
	}

	private void postData() {
		StringBuffer sb = new StringBuffer();
		sb.append( URLEncoder.encode("Name") + "=" );
		sb.append( URLEncoder.encode(nameField.getText()) );
		sb.append( "&" + URLEncoder.encode("Password") + "=" );
		sb.append( URLEncoder.encode(passwordField.getText()) );
		String formData = sb.toString();
		try {
			URL url = new URL( getParameter("postURL") );
    		HttpURLConnection urlcon = (HttpURLConnection)url.openConnection();
			urlcon.setRequestMethod("POST");
   			urlcon.setRequestProperty("Content-type", 
				"application/x-www-form-urlencoded");
    		urlcon.setDoOutput(true);
			urlcon.setDoInput(true);
			PrintWriter pout = new PrintWriter( new OutputStreamWriter(
				urlcon.getOutputStream(), "8859_1"), true );
			pout.print( formData );
			pout.flush();

			// read results...
			if ( urlcon.getResponseCode() != HttpURLConnection.HTTP_OK ) {
				System.out.println("Bad post...");
				return;
			}
			InputStream in = urlcon.getInputStream();
			// ...

		} catch (MalformedURLException e) {
			System.out.println(e);		// bad postURL
		} catch (IOException e2) {
			System.out.println(e2);		// I/O error
		}
	}
}