how to run an large process in java on a button click

Question

hello, i need to start an crawl process on clicking a button if i write inside onclick the other tabs cant be accessible till the process stops i need to run the process in background.in java

Answer 1

Start it in another Thread
ref
example

Answer 2

If you are using Swing then this might be useful

http://download.oracle.com/javase/6/docs/api/javax/swing/SwingWorker.html

Answer 3

Call another thread inside the "on click" callback, like this:

Thread t = new Thread(new Runnable() {  
    public void run() {  
        // your code  
    }  
});  
t.start();