SSM下的分页

爱被打了一巴掌 2021-09-26 06:38 366阅读 0赞

**页面**：list.jsp

<%@ page language="java" pageEncoding="UTF-8"%>
    <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
    <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%>
    <%@ taglib prefix="shiro" uri="http://shiro.apache.org/tags"%>
    <%@ taglib prefix="tags" tagdir="/WEB-INF/tags"%>
    <%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
    <script src="<c:url value="/js/jquery-ui.js"/>"></script>
    <script type="text/javascript">
    function buttonSubmit(url){
    	document.form.action=url;
    	document.form.submit();
    }
    function del(url){
    	if(confirm("确定要删除该活动？")){
    		document.form.action=url;
    		document.form.submit();
    	}
    }
    </script>
    <div class="app-content">
    	<ul class="breadcrumb">
    		<li>你当前的位置</li>
    		<tags:breadcrumb />
    		<li>列表</li>
    	</ul>
    	<div class="panel-group" id="accordion" role="tablist"
    		aria-multiselectable="true">
    		<div class="panel panel-default">
    			<div class="panel-heading" role="tab" id="headingOne">
    				<h4 class="panel-title" id="-collapsible-group-item-#1-">
    					<a data-toggle="collapse" data-parent="#accordion"
    						href="#collapseOne" aria-expanded="true"
    						aria-controls="collapseOne" class=""> 活动方案列表 </a>
    				</h4>
    			</div>
    			<div id="collapseOne" class="panel-collapse collapse in"
    				role="tabpanel" aria-labelledby="headingOne" aria-expanded="true">
    				<div class="panel-body">
    					<form name="form" class="form-inline"
    						action="<c:url value="/business/activity/list.do"/>" method="post">
    						<fieldset>
    							<div class="form-group form-group-sm  right20">
    								<label class="control-label" for="businessId">商户:</label> <select
    									class="form-control" id="businessId" name="businessId">
    								<option value="">--全部--</option>
    								<c:forEach items="${business}" var="busines">
    									<option value="${busines.id }" <c:if test="${condition.businessId == busines.id}">selected="selected"</c:if>>${busines.name }</option>
    								</c:forEach>
    							</select>
    							</div>
    							<div class="form-group form-group-sm  right20">
    								<label class="control-label" for="type">类型:</label> <select
    									class="form-control" id="type" name="type">
    									<option value="">--全部--</option>
    									<option value="0" <c:if test="${condition.type == 0}">selected="selected"</c:if>>免费领取</option>
    									<option value="1" <c:if test="${condition.type == 1}">selected="selected"</c:if>>商品秒杀</option>
    									<option value="2" <c:if test="${condition.type == 2}">selected="selected"</c:if>>限时抢购</option>
    									<option value="3" <c:if test="${condition.type == 3}">selected="selected"</c:if>>积分兑换</option>
    									<option value="4" <c:if test="${condition.type == 4}">selected="selected"</c:if>>抽奖活动</option>
    									<option value="5" <c:if test="${condition.type == 5}">selected="selected"</c:if>>转盘活动</option>
    									<option value="6" <c:if test="${condition.type == 6}">selected="selected"</c:if>>会员商品</option>
    									<option value="7" <c:if test="${condition.type == 7}">selected="selected"</c:if>>优惠券</option>
    									<option value="8" <c:if test="${condition.type == 8}">selected="selected"</c:if>>注册送积分</option>
    									<option value="9" <c:if test="${condition.type == 9}">selected="selected"</c:if>>合作方抽奖</option>
    									<option value="10" <c:if test="${condition.type == 10}">selected="selected"</c:if>>看广告抽奖</option>
    								</select>
    							</div>
    							<div class="form-group form-group-sm  right20">
    								<label class="control-label" for="title">标题:</label>
    								<input class="form-control" type="text" id="title"
    									name="title" value="${condition.title}">
    							</div>
    							<div class="form-group form-group-sm  right20">
    								<label class="control-label" for="status">状态:</label> <select
    									class="form-control" id="status" name="status">
    									<option value="">--全部--</option>
    									<option value="0" <c:if test="${condition.status == 0}">selected="selected"</c:if>>上线</option>
    									<option value="1" <c:if test="${condition.status == 1}">selected="selected"</c:if>>下线</option>
    								</select>
    							</div>
    							<div class="form-group form-group-sm">
    								<button type="submit" class="btn btn-primary btn-sm">
    									<i class="icon-search icon-white"></i> 查  询 
    								</button>
    								  
    							</div>
    							<div class="form-group form-group-sm">
    								<button type="button" οnclick="buttonSubmit('add.do')"
    									class="btn btn-primary btn-sm">
    									<i class="icon-search icon-white"></i> 添加方案
    								</button>
    								  
    							</div>
    						</fieldset>
    					</form>
    					<table class="table table-striped table-bordered top20">
    						<thead>
    							<tr>
    								<th>序号</th>
    								<th>商户</th>
    								<th>活动类型</th>
    								<th>商品名称</th>
    								<th>标题</th>
    								<th>参与频率</th>
    								<th>状态</th>
    								<th>上线时间</th>
    								<th>下线时间</th>
    								<th>操作</th>
    							</tr>
    						</thead>
    						<c:if test="${null != activityInfos}">
    							<c:forEach var="item" items="${activityInfos}">
    								<tr>
    									<td class="center">${item.id}</td>
    									<td class="center">
    										<c:forEach items="${business }" var="busines">
    											<c:if test="${busines.id == item.businessId }">${busines.name }</c:if>
    										</c:forEach>
    									</td>
    									<td class="center">
    										<c:choose>
    											<c:when test="${item.type == 0}">免费领取</c:when>
    											<c:when test="${item.type == 1}">商品秒杀</c:when>
    											<c:when test="${item.type == 2}">限时抢购</c:when>
    											<c:when test="${item.type == 3}">积分兑换</c:when>
    											<c:when test="${item.type == 4}">抽奖活动</c:when>
    											<c:when test="${item.type == 5}">转盘活动</c:when>
    											<c:when test="${item.type == 6}">会员商品</c:when>
    											<c:when test="${item.type == 7}">优惠券</c:when>
    											<c:when test="${item.type == 8}">注册送积分</c:when>
    											<c:when test="${item.type == 9}">合作方抽奖</c:when>
    											<c:when test="${item.type == 10}">看广告抽奖</c:when>
    										</c:choose>
    									</td>
    									<td class="center">
    										<c:if test="${item.type != 4 && item.type != 5}">
    											<c:forEach items="${commoditys}" var="commodity">
    												<c:if test="${commodity.id == item.cid }">
    													${commodity.name}
    												</c:if>
    											</c:forEach>
    										</c:if>
    										<c:if test="${item.type == 4 or item.type == 9 or item.type == 10}">
    											<a href="<c:url value="/business/lottery/list.do?aid=${item.id}"/>">查询奖品</a>
    										</c:if>
    										<c:if test="${item.type == 5}">
    											<a href="<c:url value="/business/turntable/list.do?aid=${item.id}"/>">查询奖品</a>
    										</c:if>
    									</td>
    									<td class="center" title="${item.title}">
    										<c:if test="${fn:length(item.title)<=5}">
    											${item.title}
    										</c:if>
    										<c:if test="${fn:length(item.title)>5}">
    											${fn:substring(item.title, 0, 5)}...
    										</c:if>
    									</td>
    									<td class="center">
    										${item.frequency}
    									</td>
    									<td class="center">
    										<c:choose>
    											<c:when test="${item.status == 0}">上线</c:when>
    											<c:otherwise>下线</c:otherwise>
    										</c:choose>
    									</td>
    									<td class="center">
    										<fmt:formatDate value="${item.onlineTime}" pattern="yyyy-MM-dd HH:mm:ss"/>
    									<td class="center">
    										<fmt:formatDate value="${item.offlineTime}" pattern="yyyy-MM-dd HH:mm:ss"/>
    									</td>
    									<td>
    										<%--<c:if test="${item.type == 1}">
    											<button type="submit" class="btn btn-primary btn-xs"
    													οnclick="buttonSubmit('/SG-web/business/spike/findByComm.do?activityId=${item.id}')">
    												<i class="icon-edit icon-white"></i>设置秒杀规则
    											</button>
    										</c:if>--%>
    										<c:if test="${item.status == 0 }">
    											<button type="submit" class="btn btn-primary btn-xs"
    												οnclick="buttonSubmit('offline.do?id=${item.id}')">
    												<i class="icon-edit icon-white"></i>下线
    											</button>
    										</c:if>
    										<c:if test="${item.status == 1 }">
    											<button type="submit" class="btn btn-primary btn-xs"
    												οnclick="buttonSubmit('online.do?id=${item.id}')">
    												<i class="icon-edit icon-white"></i>上线
    											</button>
    										</c:if>
    										<button type="submit" class="btn btn-primary btn-xs"
    											οnclick="buttonSubmit('edit.do?id=${item.id}')">
    											<i class="icon-edit icon-white"></i>编辑
    										</button>
    										<c:if test="${item.status == 1 }">
    											<button type="submit" class="btn btn-primary btn-xs"
    												οnclick="del('delete.do?id=${item.id}')">
    												<i class="icon-edit icon-white"></i>删除
    											</button>
    										</c:if>
    									</td>
    								</tr>
    							</c:forEach>
    						</c:if>
    					</table>
    					<div style="text-align: right">
    						<tags:page page1="${page}" />
    					</div>
    				</div>
    			</div>
    		</div>
    	</div>
    </div

**拦截器**：com.fire.SG.web.interceptor/PageQueryInterceptor

package com.fire.SG.web.interceptor;  
  
import com.fire.SG.web.util.page.Page;  
import com.fire.SG.web.util.page.PageUtil;  
import com.google.common.base.Joiner;  
import org.apache.ibatis.executor.Executor;  
import org.apache.ibatis.mapping.\*;  
import org.apache.ibatis.mapping.MappedStatement.Builder;  
import org.apache.ibatis.plugin.\*;  
import org.apache.ibatis.session.ResultHandler;  
import org.apache.ibatis.session.RowBounds;  
  
  
import java.util.ArrayList;  
import java.util.List;  
import java.util.Properties;  
import java.util.regex.Matcher;  
import java.util.regex.Pattern;  
  
  
/\*\*  
 \* Created by yb  
 \*/  
@Intercepts(\{@Signature(type = Executor.class, method = "query", args = \{MappedStatement.class, Object.class, RowBounds.class, ResultHandler.class\})\})  
public class PageQueryInterceptor implements Interceptor \{  
    private static final List<ResultMapping> EMPTY\_RESULTMAPPING = new ArrayList<ResultMapping>(0);  
    @SuppressWarnings("rawtypes")  
public Object intercept(Invocation invocation) throws Throwable \{  
        //Page对象获取，“信使”到达拦截器！  
        Page page = PageUtil.getPage();  
        //不分页直接返回  
        if(page==null)  
            return invocation.proceed();  
  
  
        //清空分页参数  
        PageUtil.removePage();  
  
  
        //当前环境 MappedStatement，BoundSql，及sql取得  
        MappedStatement mappedStatement=(MappedStatement)invocation.getArgs()\[0\];  
        BoundSql boundSql = mappedStatement.getBoundSql(invocation.getArgs()\[1\]);  
        String originalSql = boundSql.getSql().trim();  
  
  
        //查询总数  
        String countSql = getCountSql(originalSql);  
        BoundSql countBS = newBoundSql(mappedStatement, boundSql, countSql);  
        MappedStatement countMs = newMappedStatement(mappedStatement, new BoundSqlSqlSource(countBS),true);  
        invocation.getArgs()\[0\] = countMs;  
        Object result = invocation.proceed();  
        //设置总数  
        page.setTotalRecord((Integer) ((List) result).get(0));  
  
  
        //分页查询  
        int pageNo   = page.getPageNo();  
        int pageSize = page.getPageSize();  
        //分页计算  
        //对原始Sql追加limit  
        int offset = (pageNo - 1) \* pageSize;  
        BoundSql newBoundSql = newBoundSql(mappedStatement, boundSql, originalSql + " limit " + offset + "," + pageSize);  
        MappedStatement pageMs = newMappedStatement(mappedStatement, new BoundSqlSqlSource(newBoundSql),false);  
        invocation.getArgs()\[0\]= pageMs;  
  
  
        return invocation.proceed();  
  
  
  
  
    \}  
  
  
  
  
  
  
    /\*\*  
     \* 新建MappedStatement对象  
     \*/  
    private MappedStatement newMappedStatement(MappedStatement ms, SqlSource newSqlSource,boolean count) \{  
        Builder builder = new Builder(ms.getConfiguration(),ms.getId(),newSqlSource,ms.getSqlCommandType());  
  
  
        builder.resource(ms.getResource());  
        builder.fetchSize(ms.getFetchSize());  
        builder.statementType(ms.getStatementType());  
        builder.keyGenerator(ms.getKeyGenerator());  
        if((ms.getKeyProperties()!=null))\{  
            builder.keyProperty(Joiner.on(",").join(ms.getKeyProperties()));  
        \}  
        builder.timeout(ms.getTimeout());  
        builder.parameterMap(ms.getParameterMap());  
        if (count) \{  
            //count查询返回值int  
            List<ResultMap> resultMaps = new ArrayList<ResultMap>();  
            ResultMap resultMap = new ResultMap.Builder(ms.getConfiguration(), ms.getId(), int.class, EMPTY\_RESULTMAPPING).build();  
            resultMaps.add(resultMap);  
            builder.resultMaps(resultMaps);  
        \} else \{  
            builder.resultMaps(ms.getResultMaps());  
        \}  
        builder.resultSetType(ms.getResultSetType());  
        builder.cache(ms.getCache());  
        builder.flushCacheRequired(ms.isFlushCacheRequired());  
        builder.useCache(ms.isUseCache());  
        return builder.build();  
    \}  
  
  
    /\*\*  
     \* 复制BoundSql对象  
     \*/  
    private BoundSql newBoundSql(MappedStatement ms, BoundSql boundSql, String sql) \{  
        BoundSql newBoundSql = new BoundSql(ms.getConfiguration(),sql, boundSql.getParameterMappings(), boundSql.getParameterObject());  
        for (ParameterMapping mapping : boundSql.getParameterMappings()) \{  
            String prop = mapping.getProperty();  
            if (boundSql.hasAdditionalParameter(prop)) \{  
                newBoundSql.setAdditionalParameter(prop, boundSql.getAdditionalParameter(prop));  
            \}  
        \}  
        return newBoundSql;  
    \}  
  
  
    /\*\*  
     \* 根据原Sql语句获取对应的查询总记录数的Sql语句  
     \*/  
    private String getCountSql(String sql) \{  
        String copy = sql;  
        Pattern pattern = Pattern.compile("order\\\\s+by.\*(asc|desc)?",Pattern.MULTILINE&Pattern.CASE\_INSENSITIVE);  
        Matcher matcher = pattern.matcher(copy);  
        copy = matcher.replaceAll("");  
        return "SELECT COUNT(\*) FROM (" + copy + ") aliasForPage";  
    \}  
  
  
    public class BoundSqlSqlSource implements SqlSource \{  
        BoundSql boundSql;  
        public BoundSqlSqlSource(BoundSql boundSql) \{  
            this.boundSql = boundSql;  
        \}  
        public BoundSql getBoundSql(Object parameterObject) \{  
            return boundSql;  
        \}  
    \}  
    public Object plugin(Object arg0) \{  
//        return this;  
        return Plugin.wrap(arg0, this);  
    \}  
    public void setProperties(Properties arg0) \{  
    \}  
  
  
    public static void main(String\[\] args) \{  
        String s = "select c1,c2 from tbl\_test\_col Where c1=? order by c2 desc";  
        System.out.println(testGetCountSql(s));  
    \}  
  
  
    //test  
    private static String testGetCountSql(String sql) \{  
        String copy = sql;  
        Pattern pattern = Pattern.compile("order\\\\s+by.\*(asc|desc)?",Pattern.CASE\_INSENSITIVE&Pattern.MULTILINE);  
        Matcher matcher = pattern.matcher(copy);  
        copy = matcher.replaceAll("");  
        return "SELECT COUNT(\*) FROM (" + copy + ") aliasForPage";  
    \}

**PageUtil  Page**

package com.fire.SG.web.util.page;  
  
  
import com.alibaba.fastjson.JSON;  
import com.google.common.base.Joiner;  
import com.google.common.collect.Lists;  
import com.google.common.collect.Maps;  
import org.slf4j.Logger;  
import org.slf4j.LoggerFactory;  
  
  
import javax.servlet.http.HttpServletRequest;  
import java.io.UnsupportedEncodingException;  
import java.util.List;  
import java.util.Map;  
  
  
/\*\*  
 \* Created by yubin  
 \*/  
public class Page \{  
    private static final Logger logger = LoggerFactory.getLogger(Page.class);  
  
  
    public static Integer DEFAULT\_PAGESIZE = 15;  
    private int pageNo;                    //当前页码  
    private int pageSize;                  //每页行数  
    private int totalRecord;               //总记录数  
    private int totalPage;                 //总页数  
  
  
    private Map<String, String> params;            //查询条件  
    private Map<String, List<String>> paramLists;  //数组查询条件  
    private String searchUrl;                      //Url地址  
    private String pageNoDisp;                     //可以显示的页号(分隔符"|"，总页数变更时更新)  
  
  
    public Page() \{  
        pageNo = 1;  
        pageSize = DEFAULT\_PAGESIZE;  
        totalRecord = 0;  
        totalPage = 0;  
        params = Maps.newHashMap();  
        paramLists = Maps.newHashMap();  
        searchUrl = "";  
        pageNoDisp = "";  
    \}  
    public Page(int pageNo,int pageSize)\{  
        this.pageNo = pageNo>0?pageNo:1;  
        this.pageSize = pageSize>0?pageSize:DEFAULT\_PAGESIZE;  
        totalRecord = 0;  
        totalPage = 0;  
        params = Maps.newHashMap();  
        paramLists = Maps.newHashMap();  
        searchUrl = "";  
        pageNoDisp = "";  
    \}  
  
  
    public void initParams(HttpServletRequest req)\{  
        String uri = req.getRequestURI();  
        int pot = uri.indexOf(".do");  
        // 从uri中抽取右侧"/"后字符串作为的acton名 例子中对应的是 "users"  
        searchUrl=uri.substring(0,pot + 3);  
        // 这里是核心代码：遍历 req.getParameterMap() 提取请求参数,要注意数组的情况  
        for (Object key : req.getParameterMap().keySet()) \{  
            String\[\] args = req.getParameterValues(key.toString());  
            if (args.length > 1) \{  
                paramLists.put(key.toString(), convertParamArr(args, req));  
            \} else \{  
                params.put(key.toString(), convertIsoToUtf8(req.getParameter(key.toString()), req));  
            \}  
        \}  
  
  
        if (params.get("pageNo") == null) \{  
            params.put("pageNo", "1");    // 当前页 缺省值设定  
        \} else \{  
            pageNo= Integer.parseInt(params.get("pageNo"));  
            // 点击分页标签时的请求 编辑totalRecord 项目（避免重复查询总记录数）  
            totalRecord=Integer.parseInt(params.get("totalRecord"));  
        \}  
    \}  
  
  
  
  
    /\*\*  
     \* GET请求时，单个入参的转码处理  
     \*/  
    private static String convertIsoToUtf8(String strIn, HttpServletRequest request) \{  
        if (strIn == null || !request.getMethod().equalsIgnoreCase("get")) \{  
            return strIn;  
        \}  
        try \{  
            return new String(strIn.getBytes("iso-8859-1"), "utf-8");  
        \} catch (UnsupportedEncodingException e) \{  
            return strIn;  
        \}  
    \}  
  
  
    /\*\*  
     \* GET请求时，数组型入参的转码处理  
     \*/  
    private static List<String> convertParamArr(String\[\] param,  
                                                HttpServletRequest request) \{  
        List<String> list = Lists.newArrayList();  
        if (param != null) \{  
            for (String p : param) \{  
                String convertP = convertIsoToUtf8(p, request);  
                if (!list.contains(convertP)) \{  
                    list.add(convertP);  
                \}  
            \}  
        \}  
        return list;  
    \}  
  
  
    /\*\*  
     \* 查询条件转JSON  
     \*/  
    public String getParaJson() \{  
        Map<String, Object> map = Maps.newHashMap();  
        for (String key : params.keySet()) \{  
            if (params.get(key) != null) \{  
                map.put(key, params.get(key));  
            \}  
        \}  
        String json = "";  
        try \{  
            json = JSON.toJSONString(map);  
        \} catch (Exception e) \{  
            logger.error("转换JSON失败", params, e);  
        \}  
        return json;  
    \}  
  
  
    /\*\*  
     \* 数组查询条件转JSON  
     \*/  
    public String getParaListJson() \{  
        Map<String, Object> map = Maps.newHashMap();  
        for (String key : paramLists.keySet()) \{  
            List<String> lists = paramLists.get(key);  
            if (lists != null && lists.size() > 0) \{  
                map.put(key, lists);  
            \}  
        \}  
        String json = "";  
        try \{  
            json = JSON.toJSONString(map);  
        \} catch (Exception e) \{  
            logger.error("转换JSON失败", params, e);  
        \}  
        return json;  
    \}  
  
  
    /\*\*  
     \* 总件数变化时，更新总页数并计算显示样式  
     \*/  
    private void refreshPage() \{  
        //总页数计算  
        totalPage = totalRecord % pageSize == 0 ? totalRecord / pageSize : (totalRecord / pageSize + 1);  
        //防止超出最末页（浏览途中数据被删除的情况）  
        if (pageNo > totalPage && totalPage != 0) \{  
            pageNo = totalPage;  
        \}  
        pageNoDisp = computeDisplayStyleAndPage();  
    \}  
  
  
    /\*\*  
     \* 计算页号显示样式  
     \* 这里实现以下的分页样式("\[\]"代表当前页号)，可根据项目需求调整  
     \* \[1\],2,3,4,5,6,7,8..12,13  
     \* 1,2..5,6,\[7\],8,9..12,13  
     \* 1,2..6,7,8,9,10,11,12,\[13\]  
     \*/  
    private String computeDisplayStyleAndPage() \{  
        List<Integer> pageDisplays = Lists.newArrayList();  
        if (totalPage <= 11) \{  
            for (int i = 1; i <= totalPage; i++) \{  
                pageDisplays.add(i);  
            \}  
        \} else if (pageNo < 7) \{  
            for (int i = 1; i <= 8; i++) \{  
                pageDisplays.add(i);  
            \}  
            pageDisplays.add(0);// 0 表示 省略部分(下同)  
            pageDisplays.add(totalPage - 1);  
            pageDisplays.add(totalPage);  
        \} else if (pageNo > totalPage - 6) \{  
            pageDisplays.add(1);  
            pageDisplays.add(2);  
            pageDisplays.add(0);  
            for (int i = totalPage - 7; i <= totalPage; i++) \{  
                pageDisplays.add(i);  
            \}  
        \} else \{  
            pageDisplays.add(1);  
            pageDisplays.add(2);  
            pageDisplays.add(0);  
            for (int i = pageNo - 2; i <= pageNo + 2; i++) \{  
                pageDisplays.add(i);  
            \}  
            pageDisplays.add(0);  
            pageDisplays.add(totalPage - 1);  
            pageDisplays.add(totalPage);  
        \}  
        return Joiner.on("|").join(pageDisplays.toArray());  
    \}  
    public int getPageNo() \{  
        return pageNo;  
    \}  
  
  
    public void setPageNo(int pageNo) \{  
        this.pageNo = pageNo;  
    \}  
  
  
    public int getPageSize() \{  
        return pageSize;  
    \}  
  
  
    public void setPageSize(int pageSize) \{  
        this.pageSize = pageSize;  
    \}  
  
  
    public int getTotalRecord() \{  
        return totalRecord;  
    \}  
  
  
    public void setTotalRecord(int totalRecord) \{  
        this.totalRecord = totalRecord;  
        refreshPage();  
    \}  
  
  
    public int getTotalPage() \{  
        return totalPage;  
    \}  
  
  
    public void setTotalPage(int totalPage) \{  
        this.totalPage = totalPage;  
    \}  
  
  
    public Map<String, String> getParams() \{  
        return params;  
    \}  
  
  
    public void setParams(Map<String, String> params) \{  
        this.params = params;  
    \}  
  
  
    public Map<String, List<String>> getParamLists() \{  
        return paramLists;  
    \}  
  
  
    public void setParamLists(Map<String, List<String>> paramLists) \{  
        this.paramLists = paramLists;  
    \}  
  
  
    public String getSearchUrl() \{  
        return searchUrl;  
    \}  
  
  
    public void setSearchUrl(String searchUrl) \{  
        this.searchUrl = searchUrl;  
    \}  
  
  
    public String getPageNoDisp() \{  
        return pageNoDisp;  
    \}  
  
  
    public void setPageNoDisp(String pageNoDisp) \{  
        this.pageNoDisp = pageNoDisp;  
    \}  
\}

package com.fire.SG.web.util.page;  
  
  
import org.springframework.web.context.request.RequestContextHolder;  
import org.springframework.web.context.request.ServletRequestAttributes;  
  
  
import javax.servlet.http.HttpServletRequest;  
  
  
/\*\*  
 \* 只能对接下来的一个进行分页,  
 \* Created by yubin  
 \*/  
public class PageUtil \{  
    private static ThreadLocal<Page> threadPage = new ThreadLocal<Page>();  
  
  
    public static Page getPage () \{  
        return threadPage.get();  
    \}  
  
  
    public static Page removePage () \{  
        Page page = threadPage.get();  
        threadPage.set(null);  
        return page;  
    \}  
  
  
    /\*\*  
     \* 开始分页，只能对接下来的一个进行分页  
     \*/  
    public static Page startPage(Page page)\{  
        threadPage.set(page);  
        initPageParam(page);  
        return page;  
    \}  
  
  
    /\*\*  
     \* 开始分页，只能对接下来的一个进行分页  
     \*/  
    public static Page startPage(int pageNo,int pageSize) \{  
        Page page = new Page(pageNo,pageSize);  
        return startPage(page);  
    \}  
  
  
    private static void initPageParam(Page page)\{  
        HttpServletRequest req = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();  
        page.initParams(req);  
    \}  
  
  
\}