新闻发布系统的JSP源码通常涉及前端展示页面和后端逻辑处理。以下是一个简单的新闻发布系统的JSP源码示例,包括新闻列表展示和新闻发布表单。
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
<title>新闻列表</title>
</head>
<body>
<h1>新闻列表</h1>
<table border="1">
<tr>
<th>标题</th>
<th>发布时间</th>
<th>内容摘要</th>
</tr>
<c:forEach items="${newsList}" var="news">
<tr>
<td>${news.title}</td>
<td>${news.publishTime}</td>
<td>${news.summary}</td>
</tr>
</c:forEach>
</table>
<a href="newsForm.jsp">发布新新闻</a>
</body>
</html><%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>发布新闻</title>
</head>
<body>
<h1>发布新闻</h1>
<form action="publishNews" method="post">
标题: <input type="text" name="title"><br><br>
内容: <textarea name="content" rows="10" cols="50"></textarea><br><br>
<input type="submit" value="发布">
</form>
</body>
</html>import java.io.IOException;
import java.util.Date;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet("/publishNews")
public class PublishNewsServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String title = request.getParameter("title");
String content = request.getParameter("content");
News news = new News(title, content, new Date());
// 假设有一个NewsService来处理新闻的存储
NewsService newsService = new NewsService();
newsService.addNews(news);
response.sendRedirect("newsList.jsp");
}
}import java.util.Date;
public class News {
private String title;
private String content;
private Date publishTime;
public News(String title, String content, Date publishTime) {
this.title = title;
this.content = content;
this.publishTime = publishTime;
}
// Getters and Setters
}import java.util.ArrayList;
import java.util.List;
public class NewsService {
private List<News> newsList = new ArrayList<>();
public void addNews(News news) {
newsList.add(news);
}
public List<News> getNewsList() {
return newsList;
}
}通过以上示例代码和说明,您可以构建一个基本的新闻发布系统,并了解其基础概念、优势、应用场景以及常见问题解决方法。
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