thoerup/traininfoservice/CircuitBreakerListener.java

package dk.thoerup.traininfoservice;

import java.util.logging.Logger;

import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;

import dk.thoerup.circuitbreaker.AccountingCircuitBreaker;
import dk.thoerup.circuitbreaker.CircuitBreakerManager;
import dk.thoerup.circuitbreaker.jmx.JMXWrapper;
import dk.thoerup.circuitbreaker.notification.JavaLogNotifier;

/**
 * Application Lifecycle Listener implementation class JmxListener
 *
 */
public class CircuitBreakerListener implements ServletContextListener {

        Logger logger = Logger.getLogger(CircuitBreakerListener.class.getName());

    public CircuitBreakerListener() {
    }

        /**
     * @see ServletContextListener#contextInitialized(ServletContextEvent)
     */
    public void contextInitialized(ServletContextEvent sce) {
        logger.warning("Context Init");
        
        int threshold = Integer.parseInt(sce.getServletContext().getInitParameter("banedk_threshold") );
        int timeout = Integer.parseInt( sce.getServletContext().getInitParameter("banedk_timeout") );
        CircuitBreakerManager mgr = CircuitBreakerManager.getManager();
        
                AccountingCircuitBreaker banedk = new AccountingCircuitBreaker("banedk", threshold, timeout);
                banedk.setNotifier( new JavaLogNotifier() );
                mgr.addCircuitBreaker( banedk );                
                
                JMXWrapper.registerAllCircuitBreakers();
    }

        /**
     * @see ServletContextListener#contextDestroyed(ServletContextEvent)
     */
    public void contextDestroyed(ServletContextEvent sce) {
        logger.warning("Context Destroyed");
                CircuitBreakerManager.getManager().removeCircuitBreaker("banedk");

        JMXWrapper.unregisterAllCircuitBreakers();
    }
        
}
1	torben	421	package dk.thoerup.traininfoservice;
2
3			import java.util.logging.Logger;
4
5			import javax.servlet.ServletContextEvent;
6			import javax.servlet.ServletContextListener;
7
8	torben	468	import dk.thoerup.circuitbreaker.AccountingCircuitBreaker;
9			import dk.thoerup.circuitbreaker.CircuitBreakerManager;
10			import dk.thoerup.circuitbreaker.jmx.JMXWrapper;
11			import dk.thoerup.circuitbreaker.notification.JavaLogNotifier;
12	torben	421
13			/**
14			* Application Lifecycle Listener implementation class JmxListener
15			*
16			*/
17			public class CircuitBreakerListener implements ServletContextListener {
18
19			Logger logger = Logger.getLogger(CircuitBreakerListener.class.getName());
20
21			public CircuitBreakerListener() {
22			}
23
24			/**
25			* @see ServletContextListener#contextInitialized(ServletContextEvent)
26			*/
27			public void contextInitialized(ServletContextEvent sce) {
28			logger.warning("Context Init");
29
30	torben	584	int threshold = Integer.parseInt(sce.getServletContext().getInitParameter("banedk_threshold") );
31			int timeout = Integer.parseInt( sce.getServletContext().getInitParameter("banedk_timeout") );
32	torben	421	CircuitBreakerManager mgr = CircuitBreakerManager.getManager();
33
34	torben	584	AccountingCircuitBreaker banedk = new AccountingCircuitBreaker("banedk", threshold, timeout);
35	torben	421	banedk.setNotifier( new JavaLogNotifier() );
36			mgr.addCircuitBreaker( banedk );
37
38			JMXWrapper.registerAllCircuitBreakers();
39			}
40
41			/**
42			* @see ServletContextListener#contextDestroyed(ServletContextEvent)
43			*/
44			public void contextDestroyed(ServletContextEvent sce) {
45			logger.warning("Context Destroyed");
46	torben	866	CircuitBreakerManager.getManager().removeCircuitBreaker("banedk");
47
48	torben	421	JMXWrapper.unregisterAllCircuitBreakers();
49			}
50
51			}