hii..i am doin a project called Forecaster..wat it does is it asks user to ente

hii..i am doin a project called Forecaster..wat it does is
it asks user to enter a zip code..then it establishes
urlconnection with a weather website n fetches data n data
is converted into graphical representation..but it doesnt
show any output..i am not able it figure out the reason..can
u plzzzz help me out..i am givin u code

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

public class Forecast extends Frame
{
OkCancelDialog textDialog;
BufferedImage image = null;

public static void main(String[] args)
{
new Forecast();
}

public Forecast()
{
String zip ="";
File zipFile = new File("zip.txt");
String hiTemperature[] = new String[4];
String loTemperature[] = new String[4];

try {

if(zipFile.exists()){
FileReader filereader = new
FileReader("zip.txt");
BufferedReader bufferedreader = new
BufferedReader(filereader);
zip = bufferedreader.readLine();
}
else
{
textDialog = new OkCancelDialog(this,
"Enter your five-digit zip code", true);
textDialog.setVisible(true);
zip = textDialog.data.trim();
FileOutputStream fileoutputstream = new
FileOutputStream("zip.txt");
fileoutputstream.write(zip.getBytes());
}

int character;

URL url = new URL

("http://www.srh.noaa.gov/zipcity.php?inputstring="
+ zip);

URLConnection urlconnection = url.openConnection();

InputStream in = urlconnection.getInputStream();
String input = "";
String hiSearch;
String loSearch;
String inchar;
char[] cc = new char[1];

while ((character = in.read()) != -1) {
char z = (char)character;
cc[0] = z;
inchar = new String(cc);
input += inchar;
}

in.close();

if(input.indexOf("Hi ")
>= 0){
hiSearch = "Hi ";
}
else{
hiSearch= "Hi: ";
}

int currentPosition = 0;

for(int loopIndex = 0; loopIndex < 4; loopIndex++){
int location = input.indexOf(hiSearch,
currentPosition);
int end = input.indexOf("°", location);
hiTemperature[loopIndex] =
input.substring(location +
hiSearch.length(), end);
currentPosition = end + 1;
}

if(input.indexOf("Lo ")
>= 0){
loSearch = "Lo ";
}
else{
loSearch= "Lo: ";
}

currentPosition = 0;

for(int loopIndex = 0; loopIndex < 4; loopIndex++){
int location = input.indexOf(loSearch,
currentPosition);
int end = input.indexOf("°", location);
loTemperature[loopIndex] =
input.substring(location +
loSearch.length(), end);
currentPosition = end + 1;
}

boolean evening = false;

if(input.indexOf(loSearch) <
input.indexOf(hiSearch)){
evening = true;
hiTemperature[3] = hiTemperature[2];
hiTemperature[2] = hiTemperature[1];
hiTemperature[1] = hiTemperature[0];
}

image = new BufferedImage(225, 201,
BufferedImage.TYPE_INT_RGB);
Graphics2D g = image.createGraphics();

g.setColor(Color.white);
g.fillRect(0, 0, 224, 201);

g.setColor(Color.gray);

for(int loopIndex = 0; loopIndex < 21; loopIndex++){
g.drawLine(25, loopIndex * 10, 224,
loopIndex * 10);
g.drawLine(loopIndex * 10 + 25, 0, loopIndex
* 10
+ 25, 199);
}

g.setColor(Color.blue);
Font font = new Font("Courier", Font.PLAIN, 18);
g.setFont(font);

for(int loopIndex = 20; loopIndex < 200;
loopIndex += 20){
g.drawString(String.valueOf(100 - loopIndex
/ 2), 0,
loopIndex + 5);
}

g.setColor(Color.red);

if(!evening){
g.drawOval(65 - 4, 200 - (Integer.parseInt(
hiTemperature[0]) * 2) - 4, 8, 8);
}
g.drawOval(105 - 4, 200 - (Integer.parseInt(
hiTemperature[1]) * 2) - 4, 8, 8);
g.drawOval(145 - 4, 200 - (Integer.parseInt(
hiTemperature[2]) * 2) - 4, 8, 8);
g.drawOval(185 - 4, 200 - (Integer.parseInt(
hiTemperature[3]) * 2) - 4, 8, 8);

if(!evening){
g.drawLine(65, 200 - (Integer.parseInt(
hiTemperature[0]) * 2), 105, 200 -
(Integer.parseInt(hiTemperature[1]) * 2));
}
g.drawLine(105, 200 -
(Integer.parseInt(hiTemperature[1]) *
2), 145, 200 -
(Integer.parseInt(hiTemperature[2]) *
2));
g.drawLine(145, 200 -
(Integer.parseInt(hiTemperature[2]) *
2), 185, 200 -
(Integer.parseInt(hiTemperature[3]) *
2));

g.setColor(Color.blue);

g.drawOval(65 - 4, 200 - (Integer.parseInt(
loTemperature[0]) * 2) - 4, 8, 8);
g.drawOval(105 - 4, 200 - (Integer.parseInt(
loTemperature[1]) * 2) - 4, 8, 8);
g.drawOval(145 - 4, 200 - (Integer.parseInt(
loTemperature[2]) * 2) - 4, 8, 8);
g.drawOval(185 - 4, 200 - (Integer.parseInt(
loTemperature[3]) * 2) - 4, 8, 8);

g.drawLine(65, 200 -
(Integer.parseInt(loTemperature[0]) *
2), 105, 200 -
(Integer.parseInt(loTemperature[1]) *
2));
g.drawLine(105, 200 -
(Integer.parseInt(loTemperature[1]) *
2), 145, 200 -
(Integer.parseInt(loTemperature[2]) *
2));
g.drawLine(145, 200 -
(Integer.parseInt(loTemperature[2]) *
2), 185, 200 -
(Integer.parseInt(loTemperature[3]) *
2));

g.setColor(Color.white);
g.fillRect(55, 160, 140, 30);
g.setColor(Color.blue);
g.drawRect(55, 160, 140, 30);

font = new Font("Courier", Font.PLAIN, 12);
g.setFont(font);
g.drawString("Four-Day Forecast", 65, 172);

font = new Font("Courier", Font.PLAIN, 9);
g.setFont(font);
g.drawString("Source: Nat. Weather Srvce.", 58,
185);

setTitle("The Forecaster");

setResizable(false);

setSize(250, 240);

setVisible(true);

this.addWindowListener(new WindowAdapter(){
public void windowClosing(
WindowEvent e){
System.exit(0);
}
}
);
}
catch (Exception e) {
System.out.println(e.getMessage());
}
}

public void paint(Graphics g)
{
if(image != null){
g.drawImage(image, 10, 30, this);
}
}
}

class OkCancelDialog extends Dialog implements ActionListener
{
Button ok, cancel;
TextField text;
public String data;

OkCancelDialog(Frame hostFrame, String title, boolean
dModal)
{
super(hostFrame, title, dModal);
setSize(280, 100);
setLayout(new FlowLayout());
text = new TextField(30);
add(text);
ok = new Button("OK");
add(ok);
ok.addActionListener((ActionListener)this);
cancel = new Button("Cancel");
add(cancel);
cancel.addActionListener(this);
data = new String("");
}

public void actionPerformed(ActionEvent event)
{
if(event.getSource() == ok){
data = text.getText();
} else {
data = "";
}
setVisible(false);
}
}

Question Posted / vikashcharan

0 Answers
2279 Views
I also Faced
E-Mail Answers

No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Scripts Errors Interview Questions

I have got one job selection order from DECON ENGG(HRD), he told me to send 2000 rs of demand draff i have send the demand draff after some time a got a job selection order in banglore but he have written that u have to give 550 rs of Guidency fees in bangalore i dont understant what to do

0 Answers ABC,

I am Recording the QTP Script..the Script is below VbWindow("mdiPP").VbWindow("frmPOSOLocking").ActiveX ("SSTab").VbListView("lstPO").SetItemState "272 [10-11]", micChecked. After when when Run then give error property not found.

0 Answers

when i open the system error dialog box come memory could not be read some.

0 Answers

hii..i am doin a project called Forecaster..wat it does is it asks user to enter a zip code..then it establishes urlconnection with a weather website n fetches data n data is converted into graphical representation..but it doesnt show any output..i am not able it figure out the reason..can u plzzzz help me out..i am givin u code import java.io.*; import java.awt.*; import java.net.*; import java.awt.image.*; import java.awt.event.*; public class Forecast extends Frame { OkCancelDialog textDialog; BufferedImage image = null; public static void main(String[] args) { new Forecast(); } public Forecast() { String zip =""; File zipFile = new File("zip.txt"); String hiTemperature[] = new String[4]; String loTemperature[] = new String[4]; try { if(zipFile.exists()){ FileReader filereader = new FileReader("zip.txt"); BufferedReader bufferedreader = new BufferedReader(filereader); zip = bufferedreader.readLine(); } else { textDialog = new OkCancelDialog(this, "Enter your five-digit zip code", true); textDialog.setVisible(true); zip = textDialog.data.trim(); FileOutputStream fileoutputstream = new FileOutputStream("zip.txt"); fileoutputstream.write(zip.getBytes()); } int character; URL url = new URL ("http://www.srh.noaa.gov/zipcity.php?inputstring=" + zip); URLConnection urlconnection = url.openConnection(); InputStream in = urlconnection.getInputStream(); String input = ""; String hiSearch; String loSearch; String inchar; char[] cc = new char[1]; while ((character = in.read()) != -1) { char z = (char)character; cc[0] = z; inchar = new String(cc); input += inchar; } in.close(); if(input.indexOf("Hi ") >= 0){ hiSearch = "Hi "; } else{ hiSearch= "Hi: "; } int currentPosition = 0; for(int loopIndex = 0; loopIndex < 4; loopIndex++){ int location = input.indexOf(hiSearch, currentPosition); int end = input.indexOf("°", location); hiTemperature[loopIndex] = input.substring(location + hiSearch.length(), end); currentPosition = end + 1; } if(input.indexOf("Lo ") >= 0){ loSearch = "Lo "; } else{ loSearch= "Lo: "; } currentPosition = 0; for(int loopIndex = 0; loopIndex < 4; loopIndex++){ int location = input.indexOf(loSearch, currentPosition); int end = input.indexOf("°", location); loTemperature[loopIndex] = input.substring(location + loSearch.length(), end); currentPosition = end + 1; } boolean evening = false; if(input.indexOf(loSearch) < input.indexOf(hiSearch)){ evening = true; hiTemperature[3] = hiTemperature[2]; hiTemperature[2] = hiTemperature[1]; hiTemperature[1] = hiTemperature[0]; } image = new BufferedImage(225, 201, BufferedImage.TYPE_INT_RGB); Graphics2D g = image.createGraphics(); g.setColor(Color.white); g.fillRect(0, 0, 224, 201); g.setColor(Color.gray); for(int loopIndex = 0; loopIndex < 21; loopIndex++){ g.drawLine(25, loopIndex * 10, 224, loopIndex * 10); g.drawLine(loopIndex * 10 + 25, 0, loopIndex * 10 + 25, 199); } g.setColor(Color.blue); Font font = new Font("Courier", Font.PLAIN, 18); g.setFont(font); for(int loopIndex = 20; loopIndex < 200; loopIndex += 20){ g.drawString(String.valueOf(100 - loopIndex / 2), 0, loopIndex + 5); } g.setColor(Color.red); if(!evening){ g.drawOval(65 - 4, 200 - (Integer.parseInt( hiTemperature[0]) * 2) - 4, 8, 8); } g.drawOval(105 - 4, 200 - (Integer.parseInt( hiTemperature[1]) * 2) - 4, 8, 8); g.drawOval(145 - 4, 200 - (Integer.parseInt( hiTemperature[2]) * 2) - 4, 8, 8); g.drawOval(185 - 4, 200 - (Integer.parseInt( hiTemperature[3]) * 2) - 4, 8, 8); if(!evening){ g.drawLine(65, 200 - (Integer.parseInt( hiTemperature[0]) * 2), 105, 200 - (Integer.parseInt(hiTemperature[1]) * 2)); } g.drawLine(105, 200 - (Integer.parseInt(hiTemperature[1]) * 2), 145, 200 - (Integer.parseInt(hiTemperature[2]) * 2)); g.drawLine(145, 200 - (Integer.parseInt(hiTemperature[2]) * 2), 185, 200 - (Integer.parseInt(hiTemperature[3]) * 2)); g.setColor(Color.blue); g.drawOval(65 - 4, 200 - (Integer.parseInt( loTemperature[0]) * 2) - 4, 8, 8); g.drawOval(105 - 4, 200 - (Integer.parseInt( loTemperature[1]) * 2) - 4, 8, 8); g.drawOval(145 - 4, 200 - (Integer.parseInt( loTemperature[2]) * 2) - 4, 8, 8); g.drawOval(185 - 4, 200 - (Integer.parseInt( loTemperature[3]) * 2) - 4, 8, 8); g.drawLine(65, 200 - (Integer.parseInt(loTemperature[0]) * 2), 105, 200 - (Integer.parseInt(loTemperature[1]) * 2)); g.drawLine(105, 200 - (Integer.parseInt(loTemperature[1]) * 2), 145, 200 - (Integer.parseInt(loTemperature[2]) * 2)); g.drawLine(145, 200 - (Integer.parseInt(loTemperature[2]) * 2), 185, 200 - (Integer.parseInt(loTemperature[3]) * 2)); g.setColor(Color.white); g.fillRect(55, 160, 140, 30); g.setColor(Color.blue); g.drawRect(55, 160, 140, 30); font = new Font("Courier", Font.PLAIN, 12); g.setFont(font); g.drawString("Four-Day Forecast", 65, 172); font = new Font("Courier", Font.PLAIN, 9); g.setFont(font); g.drawString("Source: Nat. Weather Srvce.", 58, 185); setTitle("The Forecaster"); setResizable(false); setSize(250, 240); setVisible(true); this.addWindowListener(new WindowAdapter(){ public void windowClosing( WindowEvent e){ System.exit(0); } } ); } catch (Exception e) { System.out.println(e.getMessage()); } } public void paint(Graphics g) { if(image != null){ g.drawImage(image, 10, 30, this); } } } class OkCancelDialog extends Dialog implements ActionListener { Button ok, cancel; TextField text; public String data; OkCancelDialog(Frame hostFrame, String title, boolean dModal) { super(hostFrame, title, dModal); setSize(280, 100); setLayout(new FlowLayout()); text = new TextField(30); add(text); ok = new Button("OK"); add(ok); ok.addActionListener((ActionListener)this); cancel = new Button("Cancel"); add(cancel); cancel.addActionListener(this); data = new String(""); } public void actionPerformed(ActionEvent event) { if(event.getSource() == ok){ data = text.getText(); } else { data = ""; } setVisible(false); } }

0 Answers

The employee runs big client-server applications and must quickly transfer large files. The company wants the best cost/benefit on this connection. What would be the most practical solution?

0 Answers

hi can any one tell me.... do we need to use color catridge also in HP Deskjet 630C series printer.... i have kept only black catridge but its not working.......

0 Answers

For pH-4 calculation it is subtracted from the previous pH7 buffer value is the same procedure to be followed for calculation of remaining buffers??

0 Answers

when will we use lsmw , bdc and bapi? which will be easy to use and which is used for which type of data

0 Answers

sentence- the teacher told that the students should have gone to the library instead of having wasted their time.

1 Answers SSC,

what is infopakage error

0 Answers

what are the test cases for ticket vending machine?

0 Answers

My question is in FLASH I will take 10 or 5 questions and last I will give my username and password and also I will give score to the answers which user submitted and that too the score and details of of the user should come in separate file, this entire thing should be done in Flash only. Is it possibe?

0 Answers

For more Scripts Errors Interview Questions Click Here