使用到的PageUtil类:
public class PageBeanUtil<T> {
private int page; // 当前页
private int totalCount;// 总记录
private int totalPage;// 总页数
private int limitPage;// 页数
private List<T> list;
private int begin;
public int getPage() {
return page;
}
public void setPage(int page) {
this.page = page;
}
public int getTotalCount() {
return totalCount;
}
public void setTotalCount(int totalCount) {
this.totalCount = totalCount;
}
public int getTotalPage() {
return totalPage;
}
public void setTotalPage(int totalPage) {
this.totalPage = totalPage;
}
public int getLimitPage() {
return limitPage;
}
public void setLimitPage(int limitPage) {
this.limitPage = limitPage;
}
public List<T> getList() {
return list;
}
public void setList(List<T> list) {
this.list = list;
}
}
这儿注意:List集合使用来保存从后台获取到的对象集合。(只要是List集合的数据类型都可以保存在其中)
例如:
List<News> list = newsMapper.findNewsLeBaoServer(pageBean);
这个是SSM中获取到的一个New类的集合;
pageBean.setList(list);
然后把它保存到PageUtil的List里面。
完了之后,我们只需要:注意调用的方法得返回PageUtil这个类型,
PageBeanUtil<Activities> pageBeanUtil=activitiesService.findServerWebsiteTemplate(page, typeId);
request.setAttribute("pageBean", pageBeanUtil);
这样把它设置到request域里就可以直接从JSP页面中获取。
这是已经经过后天获取数据,然后在JSP页面怎样显示分页情况:
<center style="padding-top:12px;">
<span style="font-size:1.1em">第${ pageBean3.page3}/${ pageBean.totalPage} 页</span><c:if test="${ pageBean.page !=1}">
<a href="${pageContext.request.contextPath }/LeFortServiceController/serverWebsiteTemplate?typeId=${typeId }&page3=1" style="font-size:1.1em">首页</a>
<a href="${pageContext.request.contextPath }/LeFortServiceController/serverWebsiteTemplate?typeId=${typeId }&page=${ pageBean.page-1}" style="font-size:1.1em"> 上一页</a>
</c:if>
<c:forEach var="i" begin="1" end="${pageBean.totalPage}">
<c:if test="${pageBean.page!=i }">
<a href="${pageContext.request.contextPath }/LeFortServiceController/serverWebsiteTemplate?typeId=${typeId }&page=${i}" style="font-size:1.1em;">${i }</a>
</c:if>
<c:if test="${pageBean.page==i }">
<span style="font-size:1.1em">${i }</span>
</c:if>
</c:forEach>
<c:if test="${pageBean.page!=pageBean.totalPage }">
<a href="${pageContext.request.contextPath }/LeFortServiceController/serverWebsiteTemplate?typeId=${typeId }&page=${pageBean.page+1}" style="font-size:1.1em">下一页</a>
<a href="${pageContext.request.contextPath }/LeFortServiceController/serverWebsiteTemplate?typeId=${typeId }&page=${pageBean.totalPage}" style="font-size:1.1em">尾页</a>
</c:if>
</center>