package org.kuali.rice.krms.framework.engine.result;

 import java.text.SimpleDateFormat;

 import java.util.Date;

 import java.util.EventObject;

 import org.kuali.rice.krms.api.engine.ExecutionEnvironment;

 import org.kuali.rice.krms.api.engine.ResultEvent;

 public class TimingResult extends EventObject implements ResultEvent {

         private String type;

         private Date start;

         private Date end;

         private ExecutionEnvironment environment;

         public TimingResult(String type, Object source, ExecutionEnvironment environment, Date start, Date end){

                 super(source);

                 this.type = type;

                 this.environment = environment;

                 this.start = start;

                 this.end = end;

         }

         public Long getElapsedTimeInMilliseconds(){

                 return Long.valueOf(end.getTime() - start.getTime());

         }

         public ExecutionEnvironment getEnvironment(){

                 return environment;

         };

         public String toString(){

                 StringBuffer sb = new StringBuffer();

                 SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH.mm.ss.SSS");

                 sb.append(df.format(end));

                 sb.append(" EventType: "+ type);

                 sb.append(" (Start = " + df.format(start));

                 sb.append(", End = " + df.format(end));

                 sb.append(",  Elapsed Time = "+ getElapsedTimeInMilliseconds().toString());

                 sb.append(" milliseconds.)");

                 return sb.toString();

         }

         @Override

         public Boolean getResult() {

                 return null;

         }

         @Override

         public Date getTimestamp() {

                 return new Date(end.getTime());

         }

         @Override

         public String getType() {

                 return type;

         }

 }