listsortdemo.java

来自「java的书上例子」· Java 代码 · 共 32 行

//例15-11. ListSortDemo.java
import java.util.*;

public class ListSortDemo {
	public static void main(String[] args) {
		List l = new ArrayList();
		l.add(new MyObject("Congratulation"));
		l.add(new MyObject("Where"));
		l.add(new MyObject("I"));
		l.add(new MyObject("Student"));
		l.add(new MyObject("Form"));
		l.add(new MyObject("Is"));
		l.add(new MyObject());
		l.add(new MyObject("JavaBean")); 
System.out.println("Original :");
		showArray(l);
		Collections.sort(l);
		System.out.println("Sorted :");
		showArray(l);
	}
	
	private static void showArray(List l) {
		ListIterator li = l.listIterator();
		System.out.print("[ ");
		while ( li.hasNext() ) {
			System.out.print(li.next()+" ,");
		}
		System.out.println("\b )");
	}
}