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package dk.thoerup.circuitbreaker.web; |
package dk.thoerup.circuitbreaker.web; |
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import java.util.Date; |
import java.util.Date; |
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import java.util.Formatter; |
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import java.util.LinkedList; |
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import javax.servlet.http.HttpServletRequest; |
import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
import javax.servlet.http.HttpServletResponse; |
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import dk.thoerup.circuitbreaker.AccountingCircuitBreaker; |
import dk.thoerup.circuitbreaker.AccountingCircuitBreaker; |
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import dk.thoerup.circuitbreaker.LoggingCircuitBreaker; |
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import dk.thoerup.circuitbreaker.CircuitBreaker; |
import dk.thoerup.circuitbreaker.CircuitBreaker; |
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import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
import dk.thoerup.circuitbreaker.CircuitBreakerManager; |
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return sb.toString(); |
return sb.toString(); |
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} |
} |
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public String formatDate(long date) { |
public static String formatDate(long date) { |
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if (date == 0L) { |
if (date == 0L) { |
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return "-"; |
return "-"; |
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} else { |
} else { |
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if (breaker instanceof AccountingCircuitBreaker) { |
if (breaker instanceof AccountingCircuitBreaker) { |
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AccountingCircuitBreaker acb = (AccountingCircuitBreaker) breaker; |
AccountingCircuitBreaker acb = (AccountingCircuitBreaker) breaker; |
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StringBuilder sbf = new StringBuilder(); |
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if (acb.getTotalCallCount() > 0) { |
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double failure_percentage = ((double) acb.getTotalFailureCount()*100) / ((double) acb.getTotalCallCount() ); |
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Formatter formatter = new Formatter(sbf); |
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formatter.format("%.2f", failure_percentage); |
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formatter.close(); |
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} else { |
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sbf.append("0.0"); |
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} |
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sb.append("<tr><th colspan=\"2\">Accounting</th></tr>\n"); |
sb.append("<tr><th colspan=\"2\">Accounting</th></tr>\n"); |
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sb.append("<tr><td>Trip count</td><td>").append( acb.getTripCount() ).append("</td></tr>\n"); |
sb.append("<tr><td>Trip count</td><td>").append( acb.getTripCount() ).append("</td></tr>\n"); |
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sb.append("<tr><td>Re-trip count</td><td>").append( acb.getRetripCount() ).append("</td></tr>\n"); |
sb.append("<tr><td>Re-trip count</td><td>").append( acb.getRetripCount() ).append("</td></tr>\n"); |
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sb.append("<tr><td>Block count</td><td>").append( acb.getBlockCount() ).append("</td></tr>\n"); |
sb.append("<tr><td>Block count</td><td>").append( acb.getBlockCount() ).append("</td></tr>\n"); |
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sb.append("<tr><td>Total failure count</td><td>").append( acb.getTotalFailureCount() ).append("</td></tr>\n"); |
sb.append("<tr><td>Total failure count</td><td>").append( acb.getTotalFailureCount() ).append("</td></tr>\n"); |
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sb.append("<tr><td>Total Call count</td><td>").append( acb.getTotalCallCount() ).append("</td></tr>\n"); |
sb.append("<tr><td>Total Call count</td><td>").append( acb.getTotalCallCount() ).append("</td></tr>\n"); |
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sb.append("<tr><td>Failure Percentage</td><td>").append( sbf.toString() ).append("%</td></tr>\n"); |
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sb.append("<tr><td>Last failure</td><td>").append( formatDate(acb.getLastFailure()) ).append("</td></tr>\n"); |
sb.append("<tr><td>Last failure</td><td>").append( formatDate(acb.getLastFailure()) ).append("</td></tr>\n"); |
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sb.append("<tr><td>Last trip</td><td>").append( formatDate(acb.getLastTrip()) ).append("</td></tr>\n"); |
sb.append("<tr><td>Last trip</td><td>").append( formatDate(acb.getLastTrip()) ).append("</td></tr>\n"); |
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sb.append("<tr><td>Last re-trip</td><td>").append( formatDate(acb.getLastRetrip()) ).append("</td></tr>\n"); |
sb.append("<tr><td>Last re-trip</td><td>").append( formatDate(acb.getLastRetrip()) ).append("</td></tr>\n"); |
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sb.append("<tr><td>Last resetCounters</td><td>").append( formatDate(acb.getLastResetCounters()) ).append("</td></tr>\n"); |
sb.append("<tr><td>Last resetCounters</td><td>").append( formatDate(acb.getLastResetCounters()) ).append("</td></tr>\n"); |
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} |
} |
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if (breaker instanceof LoggingCircuitBreaker) { |
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LoggingCircuitBreaker lcb = (LoggingCircuitBreaker) breaker; |
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LinkedList<LoggingCircuitBreaker.LogEntry> list = lcb.getLog(); |
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String headerLink = String.format("<a href=\"%s?command=log&breaker=%s\">Logging</a>", req.getRequestURI(), breaker.getName() ); |
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sb.append("<tr><th colspan=\"2\">").append(headerLink).append("</th></tr>\n"); |
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int max = list.size() > 10 ? 10 : list.size(); |
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for (int i=0; i<max; i++) { |
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LoggingCircuitBreaker.LogEntry entry = list.get(i); |
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sb.append("<tr><td colspan=\"2\">"); |
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sb.append( entry.toString() ); |
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sb.append("</td></tr>"); |
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} |
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} |
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sb.append("</table>\n"); |
sb.append("</table>\n"); |
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sb.append("Current time: ").append( new Date().toString() ).append("<br><br>\n"); |
sb.append("Current time: ").append( new Date().toString() ).append("<br><br>\n"); |
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if (breaker instanceof AccountingCircuitBreaker ) { |
if (breaker instanceof AccountingCircuitBreaker ) { |
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sb.append( actionBuilder(uri, "resetCounters", breaker.getName())).append("<br>\n"); |
sb.append( actionBuilder(uri, "resetCounters", breaker.getName())).append("<br>\n"); |
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} |
} |
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if (breaker instanceof LoggingCircuitBreaker ) { |
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sb.append( actionBuilder(uri, "clearLog", breaker.getName())).append("<br>\n"); |
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} |
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} else { |
} else { |
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sb.append("<i>the CircuitBreakers can only be viewed</i>"); |
sb.append("<i>the CircuitBreakers can only be viewed</i>"); |
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} |
} |