menuservlet.java

就业管理系统 源代码 可以运行 没有错误

package com.action;

/**
 * 
 * 导航菜单操作控制servlet
 * 
 */

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

public class MenuServlet extends HttpServlet {

	private ServletConfig config;
	/**
	 * Constructor of the object.
	 */
	public MenuServlet() {
		super();
	}

	final public void init(ServletConfig config) throws ServletException
    {
        this.config = config;  
    }

    final public ServletConfig getServletConfig()
    {
        return config;
    }
	/**
	 * 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);
		HttpSession session = request.getSession();
		try{
			String username2 = (String)session.getAttribute("user");
			if(username2 == null){
				request.getRequestDispatcher("error.jsp").forward(request, response);
			}
			else{
				String sysdir = new SystemBean().getDir();
		    	SiteBean siteBean=new SiteBean();
				int count = 0;
		        SmartUpload mySmartUpload = new SmartUpload();//init
		        try
		        {
		            mySmartUpload.initialize(config,request,response);
		            mySmartUpload.upload(); 
		            String method = mySmartUpload.getRequest().getParameter("method").trim();
		            if(method.equals("addmenu")){//增加主导航条菜单		            	
	            		String menuname = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("menuname").trim());
	        			String linkurl = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("linkurl").trim());
	        			String wordcolor = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("wordcolor").trim());
	        			String targettype = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("targettype").trim());
	        			String hide = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("hide").trim());
	        			String ordernum = mySmartUpload.getRequest().getParameter("ordernum");
	        			if(wordcolor.equals(""))wordcolor = "#000000";
	        			if(ordernum.equals(""))ordernum = "0";
	        			SmartFile file = mySmartUpload.getFiles().getFile(0);
		            	String fileExt=file.getFileExt();	            
		            	String path="/upload_file/menu";
	                    count = mySmartUpload.save(path);
	                    String pic=null;
	                    if(count != 0){
	                    	pic = path+"/"+file.getFileName();	               
	                    }
	                    int flag = siteBean.addMenu(menuname, pic, linkurl, wordcolor, targettype, hide, ordernum);
                    	if(flag == Constant.SAME_NAME){
                    		request.setAttribute("method", method);
        					request.setAttribute("menuname", menuname);
        					request.setAttribute("linkurl", linkurl);
        					request.setAttribute("wordcolor", wordcolor);
        					request.setAttribute("targettype", targettype);
        					request.setAttribute("hide", hide);
        					request.setAttribute("ordernum", ordernum);
                    		request.setAttribute("message", "该导航菜单已存在，不能重名，请重新输入！");
                    		request.getRequestDispatcher(sysdir+"/site/editmenu.jsp").forward(request,response);
                    	}
                    	else if(flag == Constant.SUCCESS){
                    		request.setAttribute("message", "操作成功！");
                    		request.getRequestDispatcher(sysdir+"/site/leader.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+"/site/leader.jsp").forward(request,response);
                    	}              	                 	
		            }
		            else if(method.equals("editmenu")){//修改主导航条菜单
	            		String id = mySmartUpload.getRequest().getParameter("id").trim();
	            		String menuname = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("menuname").trim());
	        			String linkurl = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("linkurl").trim());
	        			String wordcolor = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("wordcolor").trim());
	        			String targettype = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("targettype").trim());
	        			String hide = Filter.escapeHTMLTags(mySmartUpload.getRequest().getParameter("hide").trim());
	        			String ordernum = mySmartUpload.getRequest().getParameter("ordernum");
	        			if(wordcolor.equals(""))wordcolor = "#000000";
	        			if(ordernum.equals(""))ordernum = "0";       			       				
	        			SmartFile file = mySmartUpload.getFiles().getFile(0);
		            	String fileExt=file.getFileExt();	            
		            	String path="/upload_file/menu";
	                    count = mySmartUpload.save(path);
	                    String pic=null;
	                    if(count != 0){//修改图片
	                    	pic = path+"/"+file.getFileName();	
	                    	int flag = siteBean.upmenu(Integer.parseInt(id), menuname,pic, linkurl, wordcolor, targettype, hide, ordernum);	                    	
	                    	if(flag == Constant.SAME_NAME){
	                    		request.setAttribute("method", method);
	        					request.setAttribute("menuname", menuname);
	        					request.setAttribute("linkurl", linkurl);
	        					request.setAttribute("wordcolor", wordcolor);
	        					request.setAttribute("targettype", targettype);
	        					request.setAttribute("hide", hide);
	        					request.setAttribute("ordernum", ordernum);
	                    		request.setAttribute("message", "该导航菜单已存在，不能重名，请重新输入！");
	                    		request.getRequestDispatcher(sysdir+"/site/editmenu.jsp").forward(request,response);
	                    	}
	                    	else if(flag == Constant.SUCCESS){
	                    		request.setAttribute("method", method);
	                    		request.setAttribute("message", "操作成功！");
	                    		request.getRequestDispatcher(sysdir+"/site/index.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+"/site/index.jsp").forward(request,response);
	                    	}    
	                    }
	                    else{//不修改图片
	                    	int flag = siteBean.upmenu(Integer.parseInt(id), menuname, linkurl, wordcolor, targettype, hide, ordernum);	                    	
	                    	if(flag == Constant.SAME_NAME){
	                    		request.setAttribute("method", method);
	        					request.setAttribute("menuname", menuname);
	        					request.setAttribute("linkurl", linkurl);
	        					request.setAttribute("wordcolor", wordcolor);
	        					request.setAttribute("targettype", targettype);
	        					request.setAttribute("hide", hide);
	        					request.setAttribute("ordernum", ordernum);
	                    		request.setAttribute("message", "该导航菜单已存在，不能重名，请重新输入！");
	                    		request.getRequestDispatcher(sysdir+"/site/editmenu.jsp").forward(request,response);
	                    	}
	                    	else if(flag == Constant.SUCCESS){
	                    		request.setAttribute("message", "操作成功！");
	                    		request.getRequestDispatcher(sysdir+"/site/index.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+"/site/index.jsp").forward(request,response);
	                    	}    
	                    }
	            	}		                        
		            else{
		            	request.getRequestDispatcher("error.jsp").forward(request, response);
		            }
		        }
		        catch(Exception e)
		        {
		            e.printStackTrace();
		            request.setAttribute("message", "操作失败，可能是系统故障，如果连续多次上传失败，请联系系统管理员！");
		    		request.getRequestDispatcher(sysdir+"/site/index.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
	}
}