修改分页

src/com/ejweb/modules/airport/api/StatisticalController.java

@@ -105,7 +105,6 @@ public class StatisticalController {
         StatisticalListBean bean = requestBean.getObjectBean(StatisticalListBean.class);
         String message = statisticalService.validate(bean);
         if (message == null) {
-            bean.setPageSize(1000);
             // 参数校验为通过
             PageEntity<StatisticalListEntity> list = statisticalService.getList(bean);
             // 查询结果为空
@@ -130,7 +129,8 @@ public class StatisticalController {
         StatisticalListBean bean = requestBean.getObjectBean(StatisticalListBean.class);
         String message = statisticalService.validate(bean);
         if (message == null) {
-            bean.setPageSize(1000);
+            bean.setPageNo(1);
+            bean.setPageSize(9999999);
             // 参数校验为通过
             PageEntity<StatisticalListEntity> page = statisticalService.getList(bean);
             List<StatisticalListEntity> list = new ArrayList<StatisticalListEntity>();

src/com/ejweb/modules/airport/service/StatisticalService.java

@@ -14,6 +14,7 @@ import com.ejweb.modules.airport.entity.StatisticalListEntity;
 import com.ejweb.modules.verify.bean.AirlineVerifiedAddBean;
 import com.ejweb.modules.verify.dao.AirlineVerifiedDao;
 import com.ejweb.modules.verify.dao.AirlineVerifyDao;
+import com.github.pagehelper.Page;
 import com.github.pagehelper.PageHelper;
 import com.github.pagehelper.PageInfo;
 import org.apache.commons.lang3.StringUtils;
@@ -142,27 +143,36 @@ public class StatisticalService extends BaseService<StatisticalDao> {
 
 
     public PageEntity<StatisticalListEntity> getList(StatisticalListBean statisticalListBean){
-        PageEntity<StatisticalListEntity> page = new PageEntity<StatisticalListEntity>();
-        PageInfo<StatisticalListEntity> pageInfo = null;
         List<StatisticalListEntity> lists = null;
         lists = statisticalDao.getList(statisticalListBean);
-        if (Objects.nonNull(statisticalListBean.getAirlineStatus())){
+        if (Objects.nonNull(statisticalListBean.getAirlineStatus())) {
             //使用迭代器进行筛选
             Iterator<StatisticalListEntity> iter = lists.iterator();
             while (iter.hasNext()) {
                 //当此对象状态与传入状态不一致时remove对象
-                if (iter.next().getAirlineStatus() != statisticalListBean.getAirlineStatus()){
+                if (iter.next().getAirlineStatus() != statisticalListBean.getAirlineStatus()) {
                     iter.remove();
                 }
             }
         }
-        pageInfo = new PageInfo<StatisticalListEntity>(lists);
-        page.setPageNo(pageInfo.getPageNum());
-        page.setPageSize(pageInfo.getPageSize());
-        page.setCount(pageInfo.getTotal());
-        page.setTotalPage(pageInfo.getPages());
-        page.setList(pageInfo.getList());
-        return page;
+        //创建Page类
+        Page page = new Page(statisticalListBean.getPageNo(), statisticalListBean.getPageSize());
+        //为Page类中的total属性赋值
+        int total = lists.size();
+        page.setTotal(total);
+        //计算当前需要显示的数据下标起始值
+        int startIndex = (statisticalListBean.getPageNo() - 1) * statisticalListBean.getPageSize();
+        int endIndex = Math.min(startIndex + statisticalListBean.getPageSize(), total);
+        //从链表中截取需要显示的子链表，并加入到Page
+        page.addAll(lists.subList(startIndex, endIndex));
+        //以Page创建PageInfo
+        PageEntity<StatisticalListEntity> pageEntity = new PageEntity<>();
+        pageEntity.setPageNo(page.getPageNum());
+        pageEntity.setPageSize(page.getPageSize());
+        pageEntity.setCount(page.getTotal());
+        pageEntity.setTotalPage(page.getPages());
+        pageEntity.setList(page.getResult());
+        return pageEntity;
     }
 
 }