Geek brain dump » Java

Simple CellEditorListener example in Java

admin — Thu, 21 Jan 2010 18:26:22 +0000

This is an easy example on how to detect changes to data in a JTable. The example will run by itself. Just copy the code to a file and name it CellEditorListenerExample and it is ready to be compiled and run.

import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.event.CellEditorListener; import javax.swing.event.ChangeEvent; /** * [...]

Simple JFrame and JTable example in Java

admin — Thu, 21 Jan 2010 18:14:59 +0000

This is a very simple example on how to show a javax.swing.JFrame (JFrame) with a javax.swing.JTable (JTable) on. The example will run by itself. Just copy the code to a file and name it JFrameExample.java and it is ready to be compiled and run.

import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTable; /** * Simple [...]

Simple timer example in Java

admin — Sat, 05 Sep 2009 08:57:33 +0000

This Java code illustrates the use of two timers running at the same time using java.util.Timer and java.util.TimerTask.

TimerExample.java starting two timers:

import java.util.Timer; /** * An example on multiple timers. * * @author http://www.gammelsaeter.com/ */ public class TimerExample { public static void main(String[] args) { Timer timer1 = new Timer(); [...]

Simple appending logfile in Java

admin — Sat, 05 Sep 2009 08:41:14 +0000

This blog was made to dump valuable information as articles and simple examples. In this spirit I post my first post.

This is a simple example of how to make a logfile with strings appended to the end.

import java.io.BufferedWriter; import java.io.FileWriter; import java.io.IOException; import java.util.Date; import java.text.SimpleDateFormat; /** * Simple logger that [...]