英文单词排序方法

	List<String> words = new ArrayList<String>();
    	words.add("China");
    	words.add("Americal");
    	words.add("lafei");
    	words.add("lundom");
    	Collections.sort(words,new Comparator<String>() {
    	public int compare(String o1, String o2) {
    		return o1.compareToIgnoreCase(o2);
    	}
    	});
    	System.out.println(words);//输出[Americal, China, lafei, lundom]