以下是介紹利用List的subList方法實現對List分頁，廢話不多說了，直接看代碼把
/** *//** * List分頁* 實現：利用List的獲取子List方法，實現對List的分頁* @author 顯武* @date 2010-1-8 16:27:31 * */ import java.util.ArrayList; import java.util.List; public class PageModel { private int page = 1; // 當前頁public int totalPages = 0; // 總頁數private int pageRecorders;// 每頁5條數據private int totalRows = 0; // 總數據數private int pageStartRow = 0;// 每頁的起始數private int pageEndRow = 0; // 每頁顯示數據的終止數private boolean hasNextPage = false; // 是否有下一頁private boolean hasPreviousPage = false; // 是否有前一頁private List list; // private Iterator it; public PageModel(List list, int pageRecorders) { init(list, pageRecorders);// 通過對象集，記錄總數劃分} /** *//** * 初始化list，並告之該list每頁的記錄數* @param list * @param pageRecorders */ public void init(List list, int pageRecorders) { this.pageRecorders = pageRecorders; this.list = list; totalRows = list.size(); // it = list.iterator(); hasPreviousPage = false; if ((totalRows % pageRecorders) == 0) { totalPages = totalRows / pageRecorders; } else { totalPages = totalRows / pageRecorders + 1; } if (page >= totalPages) { hasNextPage = false; } else { hasNextPage = true; } if (totalRows < pageRecorders) { this.pageStartRow = 0; this.pageEndRow = totalRows; } else { this.pageStartRow = 0; this.pageEndRow = pageRecorders; } } // 判斷要不要分頁public boolean isNext() { return list.size() > 5; } public void setHasPreviousPage(boolean hasPreviousPage) { this.hasPreviousPage = hasPreviousPage; } public String toString(int temp) { String str = Integer.toString(temp); return str; } public void description() { String description = "共有數據數:" + this.getTotalRows() + "共有頁數: " + this.getTotalPages() + "當前頁數為:" + this.getPage() + " 是否有前一頁: " + this.isHasPreviousPage() + " 是否有下一頁:" + this.isHasNextPage() + " 開始行數:" + this.getPageStartRow() + " 終止行數:" + this.getPageEndRow(); System.out.println(description); } public List getNextPage() { page = page + 1; disposePage(); System.out.println("用戶凋用的是第" + page + "頁"); this.description(); return getObjects(page); } /** *//** * 處理分頁*/ private void disposePage() { if (page == 0) { page = 1; } if ((page - 1) > 0) { hasPreviousPage = true; } else { hasPreviousPage = false; } if (page >= totalPages) { hasNextPage = false; } else { hasNextPage = true; } } public List getPreviousPage() { page = page - 1; if ((page - 1) > 0) { hasPreviousPage = true; } else { hasPreviousPage = false; } if (page >= totalPages) { hasNextPage = false; } else { hasNextPage = true; } this.description(); return getObjects(page); } /** *//** * 獲取第幾頁的內容* * @param page * @return */ public List getObjects(int page) { if (page == 0) this.setPage(1); else this.setPage(page); this.disposePage(); if (page * pageRecorders < totalRows) {// 判斷是否為最後一頁pageEndRow = page * pageRecorders; pageStartRow = pageEndRow - pageRecorders; } else { pageEndRow = totalRows; pageStartRow = pageRecorders * (totalPages - 1); } List objects = null; if (!list.isEmpty()) { objects = list.subList(pageStartRow, pageEndRow); } //this.description(); return objects; } public List getFistPage() { if (this.isNext()) { return list.subList(0, pageRecorders); } else { return list; } } public boolean isHasNextPage() { return hasNextPage; } public void setHasNextPage(boolean hasNextPage) { this.hasNextPage = hasNextPage; } public List getList() { return list; } public void setList(List list) { this.list = list; } public int getPage() { return page; } public void setPage(int page) { this.page = page; } public int getPageEndRow() { return pageEndRow; } public void setPageEndRow(int pageEndRow) { this.pageEndRow = pageEndRow; } public int getPageRecorders() { return pageRecorders; } public void setPageRecorders(int pageRecorders) { this.pageRecorders = pageRecorders; } public int getPageStartRow() { return pageStartRow; } public void setPageStartRow(int pageStartRow) { this.pageStartRow = pageStartRow; } public int getTotalPages() { return totalPages; } public void setTotalPages(int totalPages) { this.totalPages = totalPages; } public int getTotalRows() { return totalRows; } public void setTotalRows(int totalRows) { this.totalRows = totalRows; } public boolean isHasPreviousPage() { return hasPreviousPage; } } //測試類： package com.Gavin.tools.util; import java.util.ArrayList; import java.util.List; public class TestPagerModel { public static void main(String args[]) { List<String> list = new ArrayList<String>(); list.add("a"); list.add("b"); list.add("c"); list.add("d"); list.add("e"); list.add("f"); list.add("g"); list.add("h"); list.add("h"); list.add("i"); list.add("j"); list.add("k"); list.add("l"); list.add("m"); PageModel pm = new PageModel(list, 5); List sublist = pm.getObjects(3); for(int i = 0; i < sublist.size(); i++) { System.out.println(sublist.get(i)); } System.out.println(sublist.get(0)); } }以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持武林網。