thoerup/asyncsamples/Jsr236.java

/* Using the managedExecutorServcice (as in JSR236 / JEE7 )  
 *
 * If your container (eg tomcat) doesnt support this you may revert to a standart ExecutorService
 * https://martinsdeveloperworld.wordpress.com/2014/02/25/using-java-ees-managedexecutorservice-to-asynchronously-execute-transactions/ 
 */

package dk.thoerup.asyncsamples;

import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;


import javax.annotation.*;
import javax.enterprise.concurrent.*;

import javax.servlet.annotation.*;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


@WebServlet( urlPatterns = "/Jsr236")
public class Jsr236 extends HttpServlet {
        private static final long serialVersionUID = 1L;
        
        static final Logger logger = Logger.getLogger(WorkManagerSample.class.getName());
        
        @Resource
        private ManagedExecutorService managedExecutorService;
        
        
        class MyWork implements Runnable {
                
                @Override
                public void run() {
                        DummyWork.doWork();
                }
                
        }


        @Override       
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                managedExecutorService.submit( new MyWork() );

                response.getWriter().print("Finished");
        }


}
1	/* 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	}