import java.io.*;
import java.text.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;

import weblogic.html.*;

public class WeatherHtmlKona extends HttpServlet {

  // Some static final variables to populate the page...
  // These would normally come from a database or 
  // maybe another servlet that retrieved it as POST data.

  static final int currentTemp = 70;
  static final String currentImage = "/images/rainy.gif";
  static final String[] forecastDay = { "Thursday",
                                        "Friday",
                                        "Saturday" };
  static final String[] forecastImage = { "/images/sunny.gif", 
                                          "/images/sunny.gif",
                                          "/images/rainy.gif" };
  static final int[] forecastHi = { 82, 82, 73 };
  static final int[] forecastLo = { 58, 65, 48 };

  public void doGet(HttpServletRequest req, HttpServletResponse res)
                               throws ServletException, IOException {
    res.setContentType("text/html");

    // Get a new page
    ServletPage page = new ServletPage();
    
    // Set its title
    String title = "Sebastopol Weather Forecast";
    page.getHead().addElement(new TitleElement(title));

    // Get the body
    HtmlContainer body = page.getBody();

    // Make a table, and add it to the body (even before it's filled)
    TableElement tab = new TableElement()
                       .setCellPadding(0)
                       .setCellSpacing(0)
                       .setBorder(1)
                       .setWidth("60%");
    body.addElement(new CenteredElement(tab));

    // Create the first row
    HtmlElement conditions = new StringElement("Current Conditions")
                             .asFontElement("+2")
                             .asBoldElement()
                             .asCenteredElement();
    HtmlElement image = new ImageElement(currentImage)
                        .setWidth(48)
                        .setHeight(35)
                        .asCenteredElement();
    HtmlElement temp = new StringElement(currentTemp + "°")
                       .asFontElement("+2")
                       .asBoldElement()
                       .asCenteredElement();
    tab.addElement(new TableRowElement()
                   .addElement(new TableDataElement(conditions))
                   .addElement(new TableDataElement(image))
                   .addElement(new TableDataElement(temp)
                               .setColSpan(2)));

    // Create the second row
    HtmlElement extended = new StringElement("Extended Forecast")
                           .asFontElement("+1")
                           .asBoldElement()
                           .asCenteredElement();
    HtmlElement hi = new StringElement("Hi")
                     .asFontElement("+1")
                     .asBoldElement()
                     .asCenteredElement();
    HtmlElement lo = new StringElement("Lo")
                     .asFontElement("+1")
                     .asBoldElement()
                     .asCenteredElement();
    tab.addElement(new TableRowElement()
                   .addElement(new TableDataElement(extended)
                               .setColSpan(2))
                   .addElement(new TableDataElement(hi))
                   .addElement(new TableDataElement(lo)));

    // Create the forecast rows
    for (int i = 0; i < forecastDay.length; i++) {
      HtmlElement day = new StringElement("&nbsp;" + forecastDay[i])
                        .asFontElement("+1");
      HtmlElement daypic = new ImageElement(forecastImage[i])
                           .setWidth(48)
                           .setHeight(35)
                           .asCenteredElement();
      HtmlElement dayhi = new StringElement("" + forecastHi[i])
                          .asFontElement("+1")
                          .asCenteredElement();
      HtmlElement daylo = new StringElement("" + forecastLo[i])
                          .asFontElement("+1")
                          .asCenteredElement();
      tab.addElement(new TableRowElement()
                     .addElement(new TableDataElement(day))
                     .addElement(new TableDataElement(daypic))
                     .addElement(new TableDataElement(dayhi))
                     .addElement(new TableDataElement(daylo)));
    }

    // Send the page to the response's output stream
    page.output(res.getOutputStream());
  }
}