Jsp+Servlet+JDBC新闻发布系统2.1

查看详情请搜索文章[Jsp+Servlet+JDBC新闻发布系统2.0] 2018-6-13更新了点内容，重新上传，之前的删除了。 内容：修复了一些bug，加了二级评论。

package cn.nicecoder.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import cn.nicecoder.util.BizConstant;
import cn.nicecoder.util.DBUtil;
import cn.nicecoder.util.StringUtil;

/**
 * 核心过滤器，提供登录验证和编码
 *-------------------------------
 * @author longtian
 * @date 2018年4月24日下午9:57:22
 * @description nicecoder.cn
 *-------------------------------
 */
@WebFilter（filterName=“/CoreFilter“ urlPatterns=“/*“）
public class CoreFilter implements Filter {

    public CoreFilter（） {
        // TODO Auto-generated constructor stub
    }

	public void destroy（） {
		// TODO Auto-generated method stub
	}

	public void doFilter（ServletRequest request ServletResponse response FilterChain chain） throws IOException ServletException {
		request.setCharacterEncoding（“UTF-8“）;
        response.setCharacterEncoding（“UTF-8“）;
        
        String bizCode = request.getParameter（“bizCode“）;

        //简单的权限控制
        boolean flag = true;
		HttpServletRequest httpRequest = （HttpServletRequest）request;
		if（BizConstant.BIZ_NEWS_0.getpCode（）.equals（bizCode）||BizConstant.BIZ_NEWS_1.getpCode（）.equals（bizCode）||BizConstant.BIZ_NEWS_3.getpCode（）.equals（bizCode）） {
			 String username = request.getParameter（“username“）;
			 String password = request.getParameter（“password“）;
			
			 HttpSession session = httpRequest.getSession（）;
			 if（StringUtil.isNotEmpty（username） && StringUtil.isNotEmpty（password））{
				 if（!“meiyoumima“.equalsIgnoreCase（password））{
					 flag = false; 
				 }else{
					 session.setAttribute（“username“ username）;
					 session.setAttribute（“password“ password）;
					 session.setMaxInactiveInterval（5 * 60）;
				 }
			 }else{
				 password = （String） session.getAttribute（“password“）;
				 if（!“meiyoumima“.equalsIgnoreCase（password））{
					 flag = false; 
				 }
			 }
		}
		
		if（flag）{
			chain.doFilter（requestresponse）;
		}else{
			request.getRequestDispatcher（“forbidden.jsp“）.forward（request response）;
		}
	}

	public void init（FilterConfig fConfig） throws ServletException {
	}

}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-06-13 10:31  newspublishsystem\
     目录           0  2018-06-13 10:30  newspublishsystem\Myeclipse\
     文件       87808  2018-06-07 15:49  newspublishsystem\Myeclipse\jsp-api.jar
     文件     7760766  2018-06-07 16:19  newspublishsystem\Myeclipse\Myeclipse.mp4
     文件       95806  2018-06-07 15:45  newspublishsystem\Myeclipse\servlet-api-3.1.jar
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\
     文件         841  2018-04-27 15:29  newspublishsystem\newspublishsystem\.classpath
     文件         886  2018-04-25 16:47  newspublishsystem\newspublishsystem\.project
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\.settings\
     文件         555  2018-04-25 16:49  newspublishsystem\newspublishsystem\.settings\.jsdtscope
     文件         658  2018-04-25 16:56  newspublishsystem\newspublishsystem\.settings\org.eclipse.jdt.core.prefs
     文件         495  2018-04-25 16:49  newspublishsystem\newspublishsystem\.settings\org.eclipse.wst.common.component
     文件         345  2018-04-25 16:57  newspublishsystem\newspublishsystem\.settings\org.eclipse.wst.common.project.facet.core.xml
     文件          49  2018-04-25 16:49  newspublishsystem\newspublishsystem\.settings\org.eclipse.wst.jsdt.ui.superType.container
     文件           6  2018-04-25 16:49  newspublishsystem\newspublishsystem\.settings\org.eclipse.wst.jsdt.ui.superType.name
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\filter\
     文件        2876  2018-05-09 16:40  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\filter\CoreFilter.class
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\pojo\
     文件        2402  2018-05-10 13:52  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\pojo\Discuss.class
     文件        3415  2018-05-07 15:03  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\pojo\News.class
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\servlet\
     文件       15402  2018-06-13 10:08  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\servlet\CoreServlet.class
     文件        5333  2018-05-10 18:04  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\servlet\UploadImageServlet.class
     目录           0  2018-06-13 10:31  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\util\
     文件        5193  2018-05-04 17:01  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\util\AddressUtil.class
     文件        2175  2018-05-10 13:49  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\util\BizConstant.class
     文件        1106  2018-06-01 17:29  newspublishsystem\newspublishsystem\build\classes\cn\nicecoder\util\DBUtil.class
............此处省略216个文件信息