selenium如何添加log

 1 package com.daanhealth.tnb.util;
 2 
 3 import java.util.Date;
 4 
 5 import org.apache.log4j.Logger;
 6 import org.testng.Reporter;
 7 
 8 public class Log {
 9     
10     private Logger logger;
11     
12     private DateFormat df;
13     
14     public Log(Class<?> clazz){
15         logger=Logger.getLogger(clazz);
16         df=new DateFormat();
17     }
18     
19     public Log(String s){
20         logger=Logger.getLogger(s);
21         df=new DateFormat();
22     }
23     
24     public Log(){
25         logger = Logger.getLogger("");
26         df = new DateFormat();
27     }
28     
29     public void info(Object message){
30         logger.info(message);
31         this.testngLogOutput(message);
32     }
33     
34     public void error(Object message) {        
35         logger.error(message);
36         this.testngLogOutput(message);
37     }
38 
39     public void warn(Object message) {        
40         logger.warn(message);
41         this.testngLogOutput(message);
42     }
43     
44     public void debug(Object message) {        
45         logger.debug(message);
46         this.testngLogOutput(message);
47     }
48     
49     private void testngLogOutput(Object message){
50         Reporter.log(df.formatDate(new Date())+":"+message);
51     }
52 
53 }