1 |
torben |
2510 |
/* Using the managedExecutorServcice (as in JSR236 / JEE7 )
|
2 |
|
|
*
|
3 |
|
|
* If your container (eg tomcat) doesnt support this you may revert to a standart ExecutorService
|
4 |
|
|
* https://martinsdeveloperworld.wordpress.com/2014/02/25/using-java-ees-managedexecutorservice-to-asynchronously-execute-transactions/
|
5 |
|
|
*/
|
6 |
|
|
|
7 |
|
|
package dk.thoerup.asyncsamples;
|
8 |
|
|
|
9 |
|
|
import java.io.IOException;
|
10 |
|
|
import java.util.logging.Level;
|
11 |
|
|
import java.util.logging.Logger;
|
12 |
|
|
|
13 |
|
|
|
14 |
|
|
import javax.annotation.*;
|
15 |
|
|
import javax.enterprise.concurrent.*;
|
16 |
|
|
|
17 |
|
|
import javax.servlet.annotation.*;
|
18 |
|
|
import javax.servlet.ServletException;
|
19 |
|
|
import javax.servlet.http.HttpServlet;
|
20 |
|
|
import javax.servlet.http.HttpServletRequest;
|
21 |
|
|
import javax.servlet.http.HttpServletResponse;
|
22 |
|
|
|
23 |
|
|
|
24 |
|
|
|
25 |
|
|
|
26 |
|
|
|
27 |
|
|
@WebServlet( urlPatterns = "/Jsr236")
|
28 |
|
|
public class Jsr236 extends HttpServlet {
|
29 |
|
|
private static final long serialVersionUID = 1L;
|
30 |
|
|
|
31 |
|
|
static final Logger logger = Logger.getLogger(WorkManagerSample.class.getName());
|
32 |
|
|
|
33 |
|
|
@Resource
|
34 |
|
|
private ManagedExecutorService managedExecutorService;
|
35 |
|
|
|
36 |
|
|
|
37 |
|
|
class MyWork implements Runnable {
|
38 |
|
|
|
39 |
|
|
@Override
|
40 |
|
|
public void run() {
|
41 |
|
|
DummyWork.doWork();
|
42 |
|
|
}
|
43 |
|
|
|
44 |
|
|
}
|
45 |
|
|
|
46 |
|
|
|
47 |
|
|
@Override
|
48 |
|
|
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
|
49 |
|
|
managedExecutorService.submit( new MyWork() );
|
50 |
|
|
|
51 |
|
|
response.getWriter().print("Finished");
|
52 |
|
|
}
|
53 |
|
|
|
54 |
|
|
|
55 |
|
|
}
|