Applet.java :  » Testing » webtest » com » canoo » webtest » extension » applet » cookie » Java Open Source

package com.canoo.webtest.extension.applet.cookie;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.net.URLConnection;

/**
 * @author Denis N. Antonioli
 */
public class Applet extends java.applet.Applet {
  private final Label fGetBtnOutputLbl, fPostBtnOutputLbl;
  private final TextArea fHeaders;

  static final String NAME_TA_HEADERS = "headers";
  static final String NAME_LBL_GET_BTN_OUTPUT = "get.output";
  static final String NAME_LBL_POST_BTN_OUTPUT = "post.output";
  static final String NAME_GET_BTN = "Get";
  static final String NAME_POST_BTN = "Post";

  private static final String BTN_LBL_BEFORE = " button has not been pushed yet";
  private static final String BTN_LBL_AFTER = " button has been pushed";
  static final String GET_BTN_LBL_BEFORE = NAME_GET_BTN + BTN_LBL_BEFORE;
  static final String GET_BTN_LBL_AFTER = NAME_GET_BTN + BTN_LBL_AFTER;
  static final String POST_BTN_LBL_BEFORE = NAME_POST_BTN + BTN_LBL_BEFORE;
  static final String POST_BTN_LBL_AFTER = NAME_POST_BTN + BTN_LBL_AFTER;
  static final String WELCOME = "Welcome to the test Cookie Applet.";
  public static final String MSG_SENT_TO_SERVER = "<message>Greetings from Applet</message>";
  public static final String KEY_CONTENT_TYPE = "Content-Type";
  public static final String VALUE_CONTENT_TYPE = "text/xml";

  public Applet() {
    setLayout(new FlowLayout());

    final Label captionLabel = new Label(WELCOME, Label.CENTER);
    add(captionLabel);

    fGetBtnOutputLbl = new Label(GET_BTN_LBL_BEFORE);
    fGetBtnOutputLbl.setName(NAME_LBL_GET_BTN_OUTPUT);
    Button btn = new Button(NAME_GET_BTN);
    btn.setName(NAME_GET_BTN);
    btn.addActionListener(new ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        fGetBtnOutputLbl.setText(GET_BTN_LBL_AFTER);
        try {
          final URL showHeadersURL = new URL(getDocumentBase(), "showHeaders");
          final URLConnection urlConnection = showHeadersURL.openConnection();

                    final InputStream is = urlConnection.getInputStream();
          final StringBuffer sb = new StringBuffer();
          for (int ch; (ch = is.read()) > -1;) {
            sb.append((char) ch);
          }
          is.close();

          fHeaders.setText(sb.toString());
        } catch (Exception e1) {
          System.out.println(e1.getMessage());
          e1.printStackTrace(System.out);
          showStatus(e1.getMessage());
        }
      }
    });
    add(fGetBtnOutputLbl);
    add(btn);

    fPostBtnOutputLbl = new Label(POST_BTN_LBL_BEFORE);
    fPostBtnOutputLbl.setName(NAME_LBL_POST_BTN_OUTPUT);
    btn = new Button(NAME_POST_BTN);
    btn.setName(NAME_POST_BTN);
    btn.addActionListener(new ActionListener() {
      public void actionPerformed(final ActionEvent e) {
        fPostBtnOutputLbl.setText(POST_BTN_LBL_AFTER);
        try {
          final URL showHeadersURL = new URL(getDocumentBase(), "showHeaders");
          final URLConnection urlConnection = showHeadersURL.openConnection();
          urlConnection.setDoOutput(true);
          urlConnection.setDoInput(true);

          urlConnection.setRequestProperty(KEY_CONTENT_TYPE, VALUE_CONTENT_TYPE);
          final OutputStream os = urlConnection.getOutputStream();
          os.write(MSG_SENT_TO_SERVER.getBytes());
          os.flush();

          final InputStream is = urlConnection.getInputStream();
          final StringBuffer sb = new StringBuffer();
          for (int ch; (ch = is.read()) > -1;) {
            sb.append((char) ch);
          }

          is.close();

          fHeaders.setText(sb.toString());
        } catch (Exception e1) {
          System.out.println(e1.getMessage());
          e1.printStackTrace(System.out);
          showStatus(e1.getMessage());
        }
      }
    });
    add(fPostBtnOutputLbl);
    add(btn);


    fHeaders = new TextArea(10, 80);
    fHeaders.setEditable(false);
    fHeaders.setName(NAME_TA_HEADERS);
    add(fHeaders);
  }
}