Java Developer
Eternal Science
Friday, September 16, 2011
Friday, May 27, 2011
Tuesday, May 24, 2011
how to find difference between two dates in java
public
String getTimeDiff(Date dateOne, Date dateTwo) {
String diff =
""
;
long
timeDiff = Math.abs(dateOne.getTime() - dateTwo.getTime());
diff = String.format(
"%d hour(s) %d min(s)"
, TimeUnit.MILLISECONDS.toHours(timeDiff),
TimeUnit.MILLISECONDS.toMinutes(timeDiff) - TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(timeDiff)));
return
diff;
}
Thursday, April 28, 2011
Wednesday, April 13, 2011
convert excel file to .csv file
import java.io.*;
import jxl.*;
import java.util.*;
class ConvertExcelToCSV
{
public static void main(String[] args)
{
try
{
String filename = "C:/Documents and Settings/motidara/Desktop/test.xls";
WorkbookSettings ws = new WorkbookSettings();
ws.setLocale(new Locale("en", "EN"));
Workbook w = Workbook.getWorkbook(new File(filename),ws);
File f = new File("C:/Documents and Settings/motidara/Desktop/new.csv");
OutputStream os = (OutputStream)new FileOutputStream(f);
String encoding = "UTF8";
OutputStreamWriter osw = new OutputStreamWriter(os, encoding);
BufferedWriter bw = new BufferedWriter(osw);
for (int sheet = 0; sheet < w.getNumberOfSheets(); sheet++)
{
Sheet s = w.getSheet(sheet);
bw.write(s.getName());
bw.newLine();
Cell[] row = null;
for (int i = 0 ; i < s.getRows() ; i++)
{
row = s.getRow(i);
if (row.length > 0)
{
bw.write(row[0].getContents());
for (int j = 1; j < row.length; j++)
{
bw.write(',');
bw.write(row[j].getContents());
}
}
bw.newLine();
}
}
bw.flush();
bw.close();
}
catch (Exception e)
{
System.err.println(e);
import jxl.*;
import java.util.*;
class ConvertExcelToCSV
{
public static void main(String[] args)
{
try
{
String filename = "C:/Documents and Settings/motidara/Desktop/
WorkbookSettings ws = new WorkbookSettings();
ws.setLocale(new Locale("en", "EN"));
Workbook w = Workbook.getWorkbook(new File(filename),ws);
File f = new File("C:/Documents and Settings/motidara/Desktop/new.
OutputStream os = (OutputStream)new FileOutputStream(f);
String encoding = "UTF8";
OutputStreamWriter osw = new OutputStreamWriter(os, encoding);
BufferedWriter bw = new BufferedWriter(osw);
for (int sheet = 0; sheet < w.getNumberOfSheets(); sheet++)
{
Sheet s = w.getSheet(sheet);
bw.write(s.getName());
bw.newLine();
Cell[] row = null;
for (int i = 0 ; i < s.getRows() ; i++)
{
row = s.getRow(i);
if (row.length > 0)
{
bw.write(row[0].getContents())
for (int j = 1; j < row.length; j++)
{
bw.write(',');
bw.write(row[j].getContents())
}
}
bw.newLine();
}
}
bw.flush();
bw.close();
}
catch (Exception e)
{
System.err.println(e);
}
}
}
}
}
Friday, December 24, 2010
How To set Frame Icon in java
private void loadFrameIcon() {
URL imgUrl = null;
ImageIcon imgIcon = null;
imgUrl = MainMenu.class.getResource("flr..png");
imgIcon = new ImageIcon(imgUrl);
Image img = imgIcon.getImage();
this.setIconImage(img);
}
URL imgUrl = null;
ImageIcon imgIcon = null;
imgUrl = MainMenu.class.getResource("flr..png");
imgIcon = new ImageIcon(imgUrl);
Image img = imgIcon.getImage();
this.setIconImage(img);
}
Monday, December 13, 2010
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