// Implementing an interface to conform to a method
import java.nio.*;
import java.util.*;
public class RandomWords implements Readable{
private static Random rand = new Random();
//24位大写字母
private static final char[] capitals =
"ABCDEFGHIJKLMNOPQRSTUVWSYZ".toCharArray();
//24位小写字母
private static final char[] lowers =
"abcdefghijklmnopqrstuvwsyz".toCharArray();
//5位元音字母
private static final char[] vowels =
"aeiou".toCharArray();
//为什么要写这个int
private int count;
public RandomWords(int count){ this.count = count; }
public int read(CharBuffer cb){
//什么意思
//我把这句话删了都不影响输出
if(count-- == 0)
return -1;
cb.append(capitals[rand.nextInt(capitals.length)]);
for(int i = 0;i < 4; i++){
cb.append(vowels[rand.nextInt(vowels.length)]);
cb.append(lowers[rand.nextInt(lowers.length)]);
}
cb.append(" ");
//这里返回数值的意义在哪?
//我把这句话删了都不影响输出
return 10;
}
public static void main(String[] args){
//句子中的new RandomWords(10)是什么意思
Scanner s = new Scanner(new RandomWords(10));
while(s.hasNext())
System.out.println(s.next());
}
}