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package com.huawei.iread.ieach.util; import java.util.List; /** * pagination class * * @author Administrator * */ @SuppressWarnings("unchecked") public class Pager { public final static int PAGESIZE = 10; private int pageSize = PAGESIZE; private int totalCount; private int currentPage; private int totalPage; private List items = null; private String staticUrl; private int prePage = 0; private int nextPage = 0; private int wap_version = 1; /** * constructor * * @param list * @param totalCount * @param pageSize * @param currentPage */ public Pager(List list, int totalCount, int currentPage, int pageSize) { if (!(list == null || list.isEmpty())) { this.items = list; this.totalCount = totalCount; this.pageSize = pageSize; this.currentPage = currentPage; this.setTotalPage(totalCount); } } public Pager(List list, int totalCount, int currentPage, int pageSize, String staticUrl) { if (!(list == null || list.isEmpty())) { this.items = list; this.totalCount = totalCount; this.pageSize = pageSize; this.currentPage = currentPage; this.staticUrl = staticUrl; this.setTotalPage(totalCount); } } public Pager(int totalCount, int currentPage, int pageSize, String staticUrl) { this.totalCount = totalCount; this.pageSize = pageSize; this.currentPage = currentPage; this.staticUrl = staticUrl; this.setTotalPage(totalCount); } public Pager(List list, int totalCount, int currentPage, int pageSize, String staticUrl, int wap_version) { if (!(list == null || list.isEmpty())) { this.items = list; this.totalCount = totalCount; this.pageSize = pageSize; this.currentPage = currentPage; this.staticUrl = staticUrl; this.setTotalPage(totalCount); this.wap_version = wap_version; } } /** * get items * * @return */ public List getItems() { return items; } /** * calculate total Page * * @param totalCount */ public void setTotalPage(int totalCount) { int count = 0; count = totalCount / pageSize; if (totalCount % pageSize > 0) { count++; } this.totalPage = count; if (this.totalPage <= this.currentPage) { this.currentPage = this.totalPage; this.nextPage = this.totalPage; } else { this.nextPage = this.currentPage + 1; } if (this.currentPage <= 1) { this.currentPage = 1; this.prePage = 1; } else { this.prePage = this.currentPage - 1; } } public int getTotalCount() { return totalCount; } public int getCurrentPage() { return currentPage; } public int getTotalPage() { return totalPage; } public int getPageSize() { return pageSize; } public String getStaticUrl() { return staticUrl; } public int getPrePage() { return prePage; } public int getNextPage() { return nextPage; } public int getWap_version() { return wap_version; } }