集合 List 分页算法

import java.util.ArrayList;
import java.util.List;

/**
 * 
 * 
 * @author <a href="mailto:[email protected]">潘宁波</a>
 * @date Nov 6, 2014 3:36:26 PM
 */
public class ListPagingTest {

	public static void main(String[] args) {
		
		List<Integer> list = new ArrayList<Integer>();
		for (Integer i = 0; i < 1000; i++) {
			list.add(i);
		}

		int pageNumber = 50; // 每页记录数
		int totalCount = list.size(); // 总记录数
		
		int totalPage = totalCount / pageNumber; // 总页数
		if((totalCount % pageNumber) > 0){
			totalPage += 1;
		}
		
		for (int pageNo = 0; pageNo < totalPage; pageNo++) {
			
			int fromIndex = pageNo * pageNumber;
			
			int toIndex = ((pageNo + 1) * pageNumber);
			if(toIndex > totalCount){
				toIndex = totalCount;
			}

			System.out.println("》》》》》》》》》》 第【" + pageNo + "】页");
			for (Integer i : list.subList(fromIndex, toIndex)) {
				System.out.println(i);
			}
		}
		
	}
}