fix bug

cat-home/src/main/java/com/dianping/cat/report/page/top/DomainInfo.java

@@ -28,6 +28,8 @@ public class DomainInfo {
 
 		private long m_fail;
 
+		private double m_sum;
+
 		public double getAvg() {
 			return m_avg;
 		}
@@ -40,13 +42,13 @@ public class DomainInfo {
 			return m_fail;
 		}
 
-		public Item setAvg(double avg) {
-			m_avg = avg;
-			return this;
-		}
+		public Item setValue(long count, double sum) {
+			m_count = m_count + count;
+			m_sum = m_sum + sum;
 
-		public Item setCount(long count) {
-			m_count = count;
+			if (m_count > 0) {
+				m_avg = m_sum / m_count;
+			}
 			return this;
 		}
 
@@ -66,7 +68,6 @@ public class DomainInfo {
 			m_exception = m_exception + count;
 		}
 
-		
 		public Item get(String key) {
 			Item item = m_items.get(key);
 

cat-home/src/main/java/com/dianping/cat/report/page/top/TransactionReportVisitor.java

@@ -25,6 +25,9 @@ public class TransactionReportVisitor extends BaseVisitor {
 		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:");
 
 		m_date = sdf.format(transactionReport.getStartTime());
+		
+		System.err.println(transactionReport);
+
 		super.visitTransactionReport(transactionReport);
 	}
 
@@ -62,6 +65,6 @@ public class TransactionReportVisitor extends BaseVisitor {
 		}
 		Metric metric = m_info.getMetric(key);
 
-		metric.get(m_type).setFail(range.getFails()).setCount(range.getCount()).setAvg(range.getCount());
+		metric.get(m_type).setFail(range.getFails()).setValue(range.getCount(), range.getSum());
 	}
 }
\ No newline at end of file