add author and some comment

src/main/java/org/bench4q/agent/datacollector/impl/AgentResultDataCollector.java

@@ -8,6 +8,12 @@ import java.util.UUID;
 import org.bench4q.agent.api.model.AgentBriefStatusModel;
 import org.bench4q.agent.scenario.BehaviorResult;
 
+/**
+ * This class collect the behavior result and statistic it.
+ * 
+ * @author coderfengyun
+ * 
+ */
 public class AgentResultDataCollector extends AbstractDataCollector {
 	private long timeOfPreviousCall;
 	private long failCountOfThisCall;
@@ -147,7 +153,12 @@ public class AgentResultDataCollector extends AbstractDataCollector {
 	// ///////////////////////////////
 	// DataStatistics Interface end
 	// ///////////////////////////////
-
+	/**
+	 * For the failed one, only the fail count statistics will be added, Others
+	 * of this failed one will be ignored
+	 * 
+	 * @param behaviorResult
+	 */
 	private void addItem(BehaviorResult behaviorResult) {
 		if (behaviorResult.isSuccess()) {
 			this.successCountOfThisCall++;