SSM分页:https://blog.csdn.net/peng_hong_fu/article/details/53645924
SSM+PageHelper:http://how2j.cn/k/ssm/ssm-pagehelper/1373.html
修改jsp页面按钮显示判断,解决500超限问题
<div style="text-align:center">
<c:if test="${page.start >= page.count}">
<a href="?start=0">首 页</a>
<a href="?start=${page.start-page.count}">上一页</a>
</c:if>
<c:if test="${page.start < page.last}">
<a href="?start=${page.start+page.count}">下一页</a>
<a href="?start=${page.last}">末 页</a>
</c:if>
</div>