servlet中部分代码:
if(title!=null && !"".equals(title) &&
content!=null && !"".equals(content) &&
tag!=null && !"".equals(tag)){
//传入文章对象
Article a = new Article();
a.setTitle(title);
a.setContent(content);
a.setTag(tag);
AddArticleService aasi = new AddArticleServiceImpl();
try {
aasi.addArticle(a);
} catch (SQLException e) {
e.printStackTrace();
System.out.println("添加文章失败!");
}
//返回添加成功的信息
session.setAttribute("success", "文章发布成功!");
}else{
//返回添加失败的信息
session.setAttribute("fail", "文章发布失败!");
}
下面是jsp页面对session属性的调用:
<%
String success = (String)session.getAttribute("success");
String fail = (String)session.getAttribute("fail");
if(success!=null && !"".equals(success)){
out.print(success);
}else{
out.print(fail);
}
%>