curcuitbreaker/web/ViewCircuitBreaker.java

package dk.thoerup.curcuitbreaker.web;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import dk.thoerup.curcuitbreaker.AccountingCircuitBreaker;
import dk.thoerup.curcuitbreaker.CircuitBreaker;
import dk.thoerup.curcuitbreaker.CircuitBreakerManager;

public class ViewCircuitBreaker implements Command {

        public String execute(HttpServletRequest req, HttpServletResponse resp) {
                CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker( req.getParameter("breaker"));
                
                if (breaker == null)                    
                        return "<html><body><h2>No breaker named '" + req.getParameter("breaker") + "'</h2></body></html>";
                
                StringBuilder sb = new StringBuilder();
                
                sb.append("<html><head><title>View Circuitbreaker</title></head><body>");
                sb.append("<<== <a href=\"").append(req.getRequestURI()).append("\">Back to overview</a><br><br>");
                sb.append("<h2>CircuitBreaker</h2>\n");
                
                
                sb.append("<b>Attributes:</b>\n");
                sb.append("<table border=\"1\" cellspacing=0>");                
                sb.append("<tr><td>Name </td><td>").append(breaker.getName()).append("</td></tr>\n");
                sb.append("<tr><td>State </td><td><b>").append(breaker.getStateName()).append("</b></td></tr>\n");
                sb.append("<tr><td>Type </td><td>").append(breaker.getClass().getSimpleName() ).append("</td></tr>\n");
                sb.append("<tr><td>Notifier </td><td>").append(breaker.getNotifierName()).append("</td></tr>\n");
                sb.append("<tr><td>Failure count </td><td>").append(breaker.getFailureCount()).append("</td></tr>\n");
                sb.append("<tr><td>Failure threshold </td><td>").append(breaker.getThreshold()).append("</td></tr>\n");
                sb.append("<tr><td>Timeout, elapsed</td><td>").append( breaker.getElapsed() ).append("</td></tr>\n");
                sb.append("<tr><td>Timeout, limit</td><td>").append( breaker.getTimeout() ).append("</td></tr>\n");
                if (breaker instanceof AccountingCircuitBreaker) {
                        AccountingCircuitBreaker acb = (AccountingCircuitBreaker) breaker;
                }
                
                sb.append("</table><br>\n");
                
                sb.append("<b>Commands:</b>\n");
                
                
                sb.append("</body></html>");
                
                return sb.toString();
        }

}
1	package dk.thoerup.curcuitbreaker.web;
2
3	import javax.servlet.http.HttpServletRequest;
4	import javax.servlet.http.HttpServletResponse;
5
6	import dk.thoerup.curcuitbreaker.AccountingCircuitBreaker;
7	import dk.thoerup.curcuitbreaker.CircuitBreaker;
8	import dk.thoerup.curcuitbreaker.CircuitBreakerManager;
9
10	public class ViewCircuitBreaker implements Command {
11
12	public String execute(HttpServletRequest req, HttpServletResponse resp) {
13	CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker( req.getParameter("breaker"));
14
15	if (breaker == null)
16	return "<html><body><h2>No breaker named '" + req.getParameter("breaker") + "'</h2></body></html>";
17
18	StringBuilder sb = new StringBuilder();
19
20	sb.append("<html><head><title>View Circuitbreaker</title></head><body>");
21	sb.append("<<== <a href=\"").append(req.getRequestURI()).append("\">Back to overview</a><br><br>");
22	sb.append("<h2>CircuitBreaker</h2>\n");
23
24
25	sb.append("<b>Attributes:</b>\n");
26	sb.append("<table border=\"1\" cellspacing=0>");
27	sb.append("<tr><td>Name </td><td>").append(breaker.getName()).append("</td></tr>\n");
28	sb.append("<tr><td>State </td><td><b>").append(breaker.getStateName()).append("</b></td></tr>\n");
29	sb.append("<tr><td>Type </td><td>").append(breaker.getClass().getSimpleName() ).append("</td></tr>\n");
30	sb.append("<tr><td>Notifier </td><td>").append(breaker.getNotifierName()).append("</td></tr>\n");
31	sb.append("<tr><td>Failure count </td><td>").append(breaker.getFailureCount()).append("</td></tr>\n");
32	sb.append("<tr><td>Failure threshold </td><td>").append(breaker.getThreshold()).append("</td></tr>\n");
33	sb.append("<tr><td>Timeout, elapsed</td><td>").append( breaker.getElapsed() ).append("</td></tr>\n");
34	sb.append("<tr><td>Timeout, limit</td><td>").append( breaker.getTimeout() ).append("</td></tr>\n");
35	if (breaker instanceof AccountingCircuitBreaker) {
36	AccountingCircuitBreaker acb = (AccountingCircuitBreaker) breaker;
37	}
38
39	sb.append("</table><br>\n");
40
41	sb.append("<b>Commands:</b>\n");
42
43
44	sb.append("</body></html>");
45
46	return sb.toString();
47	}
48
49	}