编程爱好者博客地带（javaweb+mysql）

package com.mr.webiter; import java.io.File; import java.io.UnsupportedEncodingException; import java.util.List; import javax.servlet.http.HttpServletRequest; import org.apache.struts2.ServletActionContext; import org.apache.struts2.interceptor.ServletRequestAware; import com.mr.dao.ObjectDao; import com.mr.model.ArticleInfo; import com.mr.model.Info; import com.mr.model.PhotoInfo; import com.mr.model.ReArticleInfo; import com.mr.model.UserInfo; import com.opensymphony.xwork2.ActionSupport; import com.opensymphony.xwork2.ModelDriven; public class UserInfoAction extends ActionSupport implements ModelDriven<UserInfo>, ServletRequestAware{ private static final long serialVersionUID = 3496418228419922282L; private UserInfo userInfo = new UserInfo(); private String hql = ""; private ObjectDao<UserInfo> objectDao = null; protected HttpServletRequest request; public UserInfo getModel() { return userInfo; } public void setServletRequest(HttpServletRequest request) { this.request = request; } // 删除朋友信息 public String friend_delete() { String friendsTypes[] = request.getParameterValues("friends"); if (friendsTypes != null) { String account = (String) request.getSession().getAttribute( "account"); hql = "from UserInfo where account = '" + account + "'"; objectDao = new ObjectDao<UserInfo>(); UserInfo user = objectDao.queryFrom(hql); String date_types = user.getFriendType(); for (String type : friendsTypes) { date_types = com.mr.tools.ValidateExpression.deleteString( date_types, type); } user.setFriendType(date_types); objectDao.updateT(user); } return friend_query(); } // 后台查询用户 public String friend_query() { String account = ""; // try { account = (String) request.getSession().getAttribute("account"); //account = new String(account.getBytes("ISO8859_1"), "gb2312"); System.out.println("AAAAAAAAaa "+account); // } catch (UnsupportedEncodingException e) { // e.printStackTrace(); // } hql = "from UserInfo where account = '" + account + "'"; System.out.println("HQL　："+hql); objectDao = new ObjectDao<UserInfo>(); userInfo = objectDao.queryFrom(hql); String friend = userInfo.getFriendType(); if (!friend.equals("")) { request.setAttribute("friends", friend.split(",")); } String[] ff = friend.split(","); System.out.println("FFFFFFFFFFf "+ff.length); return "friend_query"; } // 添加好友 public String friend_add() { boolean flag = true; objectDao = new ObjectDao<UserInfo>(); String account = (String) request.getSession().getAttribute("account"); UserInfo user = objectDao.queryFrom("from UserInfo where account = '" + account + "'"); String friends = user.getFriendType(); System.out.println("Friends "+friends); UserInfo userInfo = (UserInfo) request.getSession().getAttribute( "userInfo"); String account1 = userInfo.getAccount(); // 获取访问博客的用户名 if (friends == null || friends.equals("")) { user.setFriendType(account1); } else { String types[] = friends.split(","); for (String type1 : types) { if (account1.equals(type1)) { flag = false; } } user.setFriendType(user.getFriendType() + "," + account1); } String result = "该好友已经存在，操作失败！"; if (flag) { objectDao = new ObjectDao<UserInfo>(); objectDao.updateT(user); System.out.println("AFTER "+ userInfo.getFriendType() + "," + account1); result = "加入好友成功！"; } request.setAttribute("account1", account1); request.setAttribute("sign", "18"); request.setAttribute("result", result); return "operationUser"; } // 删除相册类别操作 public String phtType_delete() { String phtTypes[] = request.getParameterValues("type"); if (phtTypes != null) { String account = (String) request.getSession().getAttribute( "account"); hql = "from UserInfo where account = '" + account + "'"; objectDao = new ObjectDao<UserInfo>(); UserInfo user = objectDao.queryFrom(hql); String date_phtType = user.getPicType(); for (String phtType : phtTypes) { date_phtType = com.mr.tools.ValidateExpression.deleteString( date_phtType, phtType); hql = "from PhotoInfo where author = '" + account + "' and photoType = '" + phtType + "'"; ObjectDao<PhotoInfo> dao = new ObjectDao<PhotoInfo>(); List<PhotoInfo> list = dao.queryList(hql); for (PhotoInfo photoInfo : list) { dao.deleteT(photoInfo); String path = request.getRealPath("/"+ photoInfo.getPhotoAddress()); File file = new File(path); if (file.exists()) { file.delete(); } } } user.setPicType(date_phtType); objectDao.updateT(user); } request.setAttribute("sign", "13"); return "operationUser"; } // 修改相片类别名称 public String phtType_update() { String oldType = request.getParameter("oldType"); String newsType = request.getParameter("newsType"); String account = (String) request.getSession().getAttribute("account"); hql = "from UserInfo where account = '" + account + "'"; objectDao = new ObjectDao<UserInfo>(); UserInfo user = objectDao.queryFrom(hql); String date_phtType = user.getPicType(); String arrays[] = date_phtType.split(","); boolean flag = true; for (String array : arrays) { if (array.equals(newsType)) { flag = false; } } if (flag) { if (!newsType.equals("")) { date_phtType = com.mr.tools.ValidateExpression.deleteString( date_phtType, oldType); date_phtType = date_phtType.trim(); if (date_phtType.equals("")) { date_phtType = newsType; } else { date_phtType = date_phtType + "," + newsType; } user.setPicType(date_phtType); objectDao.updateT(user); hql = "from PhotoInfo where author = '" + account + "' and photoType = '" + oldType + "'"; ObjectDao<PhotoInfo> dao = new ObjectDao<PhotoInfo>(); List<PhotoInfo> list = dao.queryList(hql); for (PhotoInfo photoInfo : list) { photoInfo.setPhotoType(newsType); System.out.println(newsType); dao.updateT(photoInfo); } } } request.setAttribute("sign", "14"); return "operationUser"; } // 查询并添加相片类别信息 public String phtType_query() { boolean flag = true; String account = (String) request.getSession().getAttribute("account"); hql = "from UserInfo where account = '" + account + "'"; objectDao = new ObjectDao<UserInfo>(); UserInfo user = objectDao.queryFrom(hql); String pht_type = user.getPicType(); // 添加类别 if (!userInfo.getPicType().equals("")) { String arrays[] = pht_type.split(","); for (String array : arrays) { if (array.equals(userInfo.getPicType())) { this.addFieldError("pht_type", "您输入的相册类别重复，请重新输入！"); flag = false; } } if (null == pht_type || pht_type.equals("")) { user.setPicType(userInfo.getPicType()); } else { user .setPicType(user.getPicType() + "," + userInfo.getPicType()); } if (flag) { objectDao.updateT(user); user = objectDao.queryFrom(hql); pht_type = user.getPicType(); } } // 查询类别 pht_type = pht_type.trim(); if (!pht_type.equals("")) { String pht_types[] = pht_type.split(","); request.setAttribute("pht_types", pht_types); } return SUCCESS; } // 转向添加文章的页面，这里需要将文章的类别转换成数组 public String forwardAddArticle() { String account = (String) request.getSession().getAttribute("account"); hql = "from UserInfo where account = '" + account + "'"; objectDao = new ObjectDao<UserInfo>(); UserInfo userInfo = (UserInfo) objectDao.queryFrom(hql); String type = userInfo.getArtType(); String types[] = type.split(","); request.setAttribute("types", types); return "forwardAddArticle"; } // 修改文章类别名称 public String artType_update() { String oldType = request.getParameter("oldType"); String newsType = request.getParameter("newsType"); String account = (String) reque