circuitbreaker/web/LogViewCommand.java

package dk.thoerup.circuitbreaker.web;

import java.util.LinkedList;

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

import dk.thoerup.circuitbreaker.CircuitBreaker;
import dk.thoerup.circuitbreaker.CircuitBreakerManager;
import dk.thoerup.circuitbreaker.statistics.LoggingStatistics;

public class LogViewCommand implements Command{

        public String execute(HttpServletRequest req, HttpServletResponse resp) {
                String breakerName = req.getParameter("breaker");
                CircuitBreaker<?> breaker =  CircuitBreakerManager.getManager().getCircuitBreaker(breakerName);                         
                
                if (breaker == null)                    
                        return "<html><body><h2>No breaker named '" + breakerName + "'</h2></body></html>";
                
                LoggingStatistics stats = (LoggingStatistics) breaker.getStatistics();
                
                
                StringBuilder sb = new StringBuilder();
                
                sb.append("<html><head><title>Circuitbreaker Log</title></head><body>");
                sb.append("<<== <a href=\"").append(req.getRequestURI()).append("?command=view&breaker=").append(breakerName).append("\">Back</a><br><br>");
                sb.append("<h2>CircuitBreaker Log : ").append(breakerName).append("</h2>\n");
                
                sb.append("<table border=\"1\" cellspacing=0>");
                
                
                LinkedList<LoggingStatistics.LogEntry> list = stats.getLog();                                   
                for (LoggingStatistics.LogEntry entry : list) {                 
                        sb.append("<tr><td colspan=\"2\">");
                        sb.append( entry.toString() );                          
                        sb.append("</td></tr>");
                }
                
                
                sb.append("</table>");  
                
                return sb.toString();
        }

}
1	torben	1291	package dk.thoerup.circuitbreaker.web;
2
3			import java.util.LinkedList;
4
5			import javax.servlet.http.HttpServletRequest;
6			import javax.servlet.http.HttpServletResponse;
7
8	torben	2569	import dk.thoerup.circuitbreaker.CircuitBreaker;
9	torben	1291	import dk.thoerup.circuitbreaker.CircuitBreakerManager;
10	torben	2569	import dk.thoerup.circuitbreaker.statistics.LoggingStatistics;
11	torben	1291
12			public class LogViewCommand implements Command{
13
14			public String execute(HttpServletRequest req, HttpServletResponse resp) {
15			String breakerName = req.getParameter("breaker");
16	torben	3212	CircuitBreaker<?> breaker = CircuitBreakerManager.getManager().getCircuitBreaker(breakerName);
17	torben	1291
18			if (breaker == null)
19			return "<html><body><h2>No breaker named '" + breakerName + "'</h2></body></html>";
20	torben	2569
21			LoggingStatistics stats = (LoggingStatistics) breaker.getStatistics();
22
23
24	torben	1291	StringBuilder sb = new StringBuilder();
25
26			sb.append("<html><head><title>Circuitbreaker Log</title></head><body>");
27			sb.append("<<== <a href=\"").append(req.getRequestURI()).append("?command=view&breaker=").append(breakerName).append("\">Back</a><br><br>");
28			sb.append("<h2>CircuitBreaker Log : ").append(breakerName).append("</h2>\n");
29
30			sb.append("<table border=\"1\" cellspacing=0>");
31
32
33	torben	2569	LinkedList<LoggingStatistics.LogEntry> list = stats.getLog();
34			for (LoggingStatistics.LogEntry entry : list) {
35	torben	1291	sb.append("<tr><td colspan=\"2\">");
36	torben	1293	sb.append( entry.toString() );
37	torben	1291	sb.append("</td></tr>");
38			}
39
40
41			sb.append("</table>");
42
43			return sb.toString();
44			}
45
46			}