分页方法

/**
	 * 分页
	 * @param al
	 * @param curPage
	 * @return
	 */
	protected HashMap getPageList(ArrayList al, int curPage) {
		HashMap result=new HashMap();
		int count = al.size();
		ArrayList showPage=new ArrayList();
		int totalPage=0;
		int pageCount = 100;//一页显示的条数
		int showPageSize=10;//显示的页数，[1][2][3]
		if (count == 0){
			result.put("pageSize", String.valueOf(pageCount));
			result.put("currentPage", String.valueOf(curPage));
			result.put("showPage", showPage);
			result.put("totalPage", String.valueOf(totalPage));
			result.put("data", al);
			return result;
		}
			
		
		int pageLimit = (count - 1) / pageCount + 1;
		int begin = 0;
		int end = count;
		if (curPage * pageCount < count) {
			end = curPage * pageCount;
		}
		if ((curPage - 1) * pageCount > 1 && curPage <= pageLimit) {
			begin = (curPage - 1) * pageCount;
		}
		
		ArrayList rt = new ArrayList(al.subList(begin, end));
		
		//总页数
		if(count%pageCount==0){
			totalPage=count/pageCount;
		}else{
			totalPage=count/pageCount+1;
		}	
		
		if(curPage>totalPage) curPage=totalPage;
		
		
		
		//设置分页显示的数
		if(totalPage>showPageSize){
			int half=showPageSize/2;//显示分页页数的一半
			if(curPage>totalPage-half){//当前页在末尾的几页时
				for(int i=totalPage-showPageSize;i<totalPage+1;i++){
					showPage.add(String.valueOf(i));
				}
			}else if(curPage>half){//当前页在中间的几页时
				begin=curPage-half;
				end=curPage+half;
				for(int i=begin;i<end+1;i++){
					showPage.add(String.valueOf(i));
				}
			}else{
				for(int i=1;i<showPageSize+1;i++){
					showPage.add(String.valueOf(i));
				}	
			}
		}else{//总页数小于需要显示的页数，则把页数添加到showPage中
			for(int i=1;i<totalPage+1;i++){
				showPage.add(String.valueOf(i));
			}			
		}		
//		System.out.println("size:"+curPage);
		result.put("pageSize", String.valueOf(pageCount));
		result.put("currentPage", String.valueOf(curPage));
		result.put("showPage", showPage);
		result.put("totalPage", String.valueOf(totalPage));
		result.put("data", rt);
		return result;
	}

页面：

  <!-- 分页 -->
    	<table width="200px" align="center"> 
    			<tr>
    				<td align="center">
    					<html:link page="/issueAdmin.do?op=show_all&currentPage=1">首页</html:link>
    				</td>    				
    				<td align="center">
	    				<logic:iterate id="ele" name="showPage">
	    					<logic:equal name="ele" value="${currentPage}"><strong></logic:equal>
	    					<html:link page="/***.do?op=show_all&currentPage=${ele}">[<bean:write name="ele"/>]</html:link> 
	    					<logic:equal name="ele" value="${currentPage}"></strong></logic:equal>
	    				</logic:iterate>
    				</td>     				
    				<td align="center">
						<html:link page="/***do?op=show_all&currentPage=${taotalPage}">尾页</html:link>
					</td>
    				<td align="center">第<bean:write name="currentPage"/>页</td>				
    			</tr>
    		
    	</table>