1     
2    package futils; 
3     
4    import java.util.Vector; 
5     
6    public class LineReader implements LineProcessor { 
7        Vector v = new Vector(); 
8        PolymorphicProcessor pp = new 
9                PolymorphicProcessor(this); 
10    
11       public String[] getLines() { 
12           String s[] = new String[v.size()]; 
13           v.copyInto(s); 
14    
15           return s; 
16       } 
17    
18       public static void main(String args[]) { 
19           System.out.println(new LineReader()); 
20       } 
21    
22       public void process(String s) { 
23           v.addElement(s); 
24       } 
25    
26       public String toString() { 
27           String s[] = getLines(); 
28           StringBuffer sb = new StringBuffer(); 
29           for (int i = 0; i < s.length; i++) 
30               sb.append(s[i] + '\n'); 
31           return sb.toString(); 
32       } 
33   } 
34    
35