friendlinkservlet.java

来自「就业管理系统 源代码 可以运行 没有错误」· Java 代码 · 共 196 行

package com.action;

/**
 * 友情链接操作action
 */
import java.io.IOException;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.bean.FriendLinkBean;
import com.bean.SystemBean;
import com.util.Constant;
import com.util.Filter;
import com.util.SmartFile;
import com.util.SmartUpload;

public class FriendLinkServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public FriendLinkServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doPost(request,response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		request.setCharacterEncoding(Constant.CHARACTERENCODING);
		response.setContentType(Constant.CONTENTTYPE);
		String sysdir = new SystemBean().getDir();
		HttpSession session = request.getSession();
		try{
			String username2 = (String)session.getAttribute("user");
			if(username2 == null){
				request.getRequestDispatcher("error.jsp").forward(request, response);
			}
			else{
				FriendLinkBean friendLinkBean = new FriendLinkBean();
				String id = null;
				String method = null;
				String linkname = null;
				String linkurl = null;
				String linkpic = null;
				String intero = null;
				String ifhide = null;
				String ordervalue = null;
	            method = request.getParameter("method").trim();
	            if(method.equals("addflink")){//增加友情链接
	            	linkname = Filter.escapeHTMLTags(request.getParameter("linkname")).trim();
	            	linkurl = Filter.escapeHTMLTags(request.getParameter("linkurl")).trim();
	            	linkpic = Filter.escapeHTMLTags(request.getParameter("linkpic")).trim();
	            	intero = Filter.escapeHTMLTags(request.getParameter("intero")).trim();
	            	ifhide = Filter.escapeHTMLTags(request.getParameter("ifhide")).trim();
	            	ordervalue = Filter.escapeHTMLTags(request.getParameter("ordervalue")).trim();
	            	if(linkname.equals("")||linkurl.equals("")||intero.equals("")||linkpic.equals("")){
	            		request.setAttribute("method", method);
	            		request.setAttribute("linkname", linkname);
	            		request.setAttribute("linkurl", linkurl);
	            		request.setAttribute("intero", intero);
	            		request.setAttribute("linkpic", linkpic);
	            		request.setAttribute("ifhide", ifhide);
	            		request.setAttribute("ordervalue", ordervalue);
	            		request.setAttribute("message", "带*的项目必须填写！");
	            		request.getRequestDispatcher(sysdir+"/friendlink/edit.jsp").forward(request,response);
	            	}
	            	else{
	            		int flag = friendLinkBean.addFriendLink(linkname, linkurl, linkpic, intero, ifhide, ordervalue);
	            		if(flag == Constant.SUCCESS){
	            			request.setAttribute("message", "操作成功！");
	                		request.getRequestDispatcher(sysdir+"/friendlink/index.jsp").forward(request,response);
	            		}
	            		else{
	            			request.setAttribute("method", method);
	                		request.setAttribute("linkname", linkname);
	                		request.setAttribute("linkurl", linkurl);
	                		request.setAttribute("intero", intero);
	                		request.setAttribute("ifhide", ifhide);
	                		request.setAttribute("ordervalue", ordervalue);
	                		request.setAttribute("message", "操作失败，如果连续多次操作失败，请联系系统管理员！");
	                		request.getRequestDispatcher(sysdir+"/friendlink/edit.jsp").forward(request,response);
	            		}
	            	}
	            }
	            else if(method.equals("editfriendlink")){//修改友情链接 
	            	id = Filter.escapeHTMLTags(request.getParameter("id")).trim();
	            	linkname = Filter.escapeHTMLTags(request.getParameter("linkname")).trim();
	            	linkurl = Filter.escapeHTMLTags(request.getParameter("linkurl")).trim();
	            	linkpic = Filter.escapeHTMLTags(request.getParameter("linkpic")).trim();
	            	intero = Filter.escapeHTMLTags(request.getParameter("intero")).trim();
	            	ifhide = Filter.escapeHTMLTags(request.getParameter("ifhide")).trim();
	            	ordervalue = Filter.escapeHTMLTags(request.getParameter("ordervalue")).trim();
	            	if(linkname.equals("")||linkurl.equals("")||intero.equals("")||linkpic.equals("")){
	            		request.setAttribute("id", id);
	            		request.setAttribute("method", method);
	            		request.setAttribute("linkname", linkname);
	            		request.setAttribute("linkurl", linkurl);
	            		request.setAttribute("linkpic", linkpic);
	            		request.setAttribute("intero", intero);
	            		request.setAttribute("ifhide", ifhide);
	            		request.setAttribute("ordervalue", ordervalue);
	            		request.setAttribute("message", "带*的项目必须填写！");
	            		request.getRequestDispatcher(sysdir+"/friendlink/edit.jsp").forward(request,response);
	            	}
	            	else{
	            		int flag = friendLinkBean.updateFriendLink(Integer.parseInt(id.trim()),linkname, linkurl, linkpic, intero, ifhide, ordervalue);
	            		if(flag == Constant.SUCCESS){
	            			request.setAttribute("message", "操作成功！");
	                		request.getRequestDispatcher(sysdir+"/friendlink/index.jsp").forward(request,response);
	            		}
	            		else{
	            			request.setAttribute("id", id);
	            			request.setAttribute("method", method);
	                		request.setAttribute("linkname", linkname);
	                		request.setAttribute("linkurl", linkurl);
	                		request.setAttribute("linkpic", linkpic);
	                		request.setAttribute("intero", intero);
	                		request.setAttribute("ifhide", ifhide);
	                		request.setAttribute("ordervalue", ordervalue);
	                		request.setAttribute("message", "操作失败，如果连续多次操作失败，请联系系统管理员！");
	                		request.getRequestDispatcher(sysdir+"/friendlink/edit.jsp").forward(request,response);
	            		}
	            	}
	            }
	            else if(method.equals("shenhe")){//审核申请友情链接
	            	id = Filter.escapeHTMLTags(request.getParameter("id")).trim();
	            	int flag = friendLinkBean.shFriendLink(Integer.parseInt(id));
	            	if(flag == Constant.SUCCESS){
            			request.setAttribute("message", "操作成功！");
                		request.getRequestDispatcher(sysdir+"/friendlink/default.jsp").forward(request,response);
            		}
            		else{
                		request.setAttribute("message", "操作失败，如果连续多次操作失败，请联系系统管理员！");
                		request.getRequestDispatcher(sysdir+"/friendlink/default.jsp").forward(request,response);
            		}
	            }
	            else{
	            	request.getRequestDispatcher("error.jsp").forward(request, response);
	            }
			}
		}catch(Exception e){
			e.printStackTrace();
			request.getRequestDispatcher("error.jsp").forward(request, response);
		}
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}