关于JAVA读取TXT文件的问题!
如何判断是否已经读取到某个TXT文件的结尾呢?! 
------解决方案--------------------read 出來為null
------解决方案--------------------String fileName =  "test.txt "; 
 String record = null; 
 int reccount = 0; 
 try { 
 	FileReader fr = new FileReader(fileName); 
 	BufferedReader br = new BufferedReader(fr); 
 	record = new String(); 
 	while ((record = br.readLine()) != null) { 
 		reccount++; 
 		System.out.println(reccount +  ":  " + record); 
 	} 
 	br.close(); 
 	fr.close(); 
 } catch (
IOException e) { 
 	System.out.println( "Read file error! "); 
 	e.printStackTrace(); 
 }