import java.io.*;
import java.util.*;
public class OrdersHtml {
public static void main(String[] args) throws IOException{
File output = new File("output.html"); //create a new file for output.
output.createNewFile(); //create a new file if necessary.
BufferedWriter out = new BufferedWriter(new FileWriter(output));
String fname = "Details.csv";
StringTokenizer st;
int total = 1, qty = 0;
double price_unit = 0., sum = 0.;
BufferedReader in = new BufferedReader(new FileReader(fname));
out.write("Web Report");
out.write("");
try{
in = new BufferedReader(new FileReader(fname));
String line = in.readLine();//read into the column header.
line = in.readLine(); // to skip the column header; ie: do not process the column header.
while(line != null){
st = new StringTokenizer(line, ",");
while(st.hasMoreTokens()){ // linenum > 1 means to skip the header of
String st2 = (String) st.nextToken(); //the Details.csv file. (it is String, thus it can't be PARSE!)
st2 = st2.trim();
if(total%5 == 2){ //Print the 2nd field of the .csv file (which is the product name)
out.write("| " + st2 + " | "); //write the product's name to the output file.
}
if(total%5 == 3){ //Assume that there are 5 fields in this data file. Print the 3rd field
price_unit = Double.parseDouble(st2);
out.write("$" + st2 + " | "); //write the per unit price to the output file.
}
if(total%5 == 4){ //Assume that there are 5 fields in this data file. Print the 4th field
qty = Integer.parseInt(st2);
sum = price_unit*qty;
sum = (double) Math.round(sum*100)/100;
out.write("" + qty + " | $" + sum + " |
"); //write the quantity & the sum to the output file.
}
total++;
}
line = in.readLine();
}
}
catch(Exception e){
System.out.println(e);
System.exit(0);
}
Process p = Runtime.getRuntime().exec("C:\\Program Files\\Internet Explorer\\iexplore.exe D:\\data\\Jen\\CS203\\output.html");
out.write("
");
out.close();
} //end of main()
} //end of class File_IO5{}