userinfo.java~156~

一个基于JAVA的BS结构的宠物诊所管理系统.是当年在学校时写的,大家指点一下.

package gxaccp.t07.guoneng_wei.petclinicmanagesystem.actionform;

import java.io.*;
import java.sql.*;
import javax.servlet.http.*;

import org.apache.struts.action.*;
import gxaccp.t07.guoneng_wei.jdbc.*;

public class UserInfo
    extends ActionForm implements Serializable {

  public static final int REGISTER_SUCCESS = 0;

  public static final int REGISTER_USERNAME_EXISTS = 1;

  public static final int REGISTER_FAILURE = -1;

  private String userID = "";
  private String userName = "";
  private String userPassword = "";
  private boolean admin = false;
  private String isAdmin = "0";
  private String newPasswordOne = "";
  private String newPasswordTowe = "";

  public String getUserID() {
    return userID;
  }

  public void setUserID(String userID) {
    this.userID = userID;
  }

  public void setUserPassword(String userPassword) {
    if (userPassword != null) {
      this.userPassword = userPassword;
    }
  }

  public void setUserName(String userName) {
    if (userName != null) {
      this.userName = userName;
    }
  }

  public void setAdmin(boolean admin) {
    this.admin = admin;
  }

  public void setIsAdmin(String isAdmin) {
    if (isAdmin != null) {
      if ("0".equals(isAdmin) || "1".equals(isAdmin)) {
        this.setAdmin("1".equals(isAdmin) ? true : false);
        this.isAdmin = isAdmin;
      }
    }
  }

  public void setNewPasswordOne(String newPasswordOne) {
    this.newPasswordOne = newPasswordOne;
  }

  public void setNewPasswordTowe(String newPasswordTowe) {
    this.newPasswordTowe = newPasswordTowe;
  }

  public String getUserName() {
    return userName;
  }

  public String getUserPassword() {
    return userPassword;
  }

  public boolean isAdmin() {
    return admin;
  }

  public String getIsAdmin() {
    return isAdmin;
  }

  public String getNewPasswordOne() {
    return newPasswordOne;
  }

  public String getNewPasswordTowe() {
    return newPasswordTowe;
  }

  public ActionErrors validate(ActionMapping actionMapping,
                               HttpServletRequest httpServletRequest) {
    /** @todo: finish this method, this is just the skeleton.*/
    String uName = httpServletRequest.getParameter("userName");
    String pswd = httpServletRequest.getParameter("userPassword");
    boolean flag = false;
    ActionErrors errors = new ActionErrors();
    if (uName == null || "".equals(uName)) {
      errors.add("userNameState", new ActionError("用户名要填写"));
      flag = true;
    }
    if (pswd == null || "".equals(pswd)) {
      errors.add("userPasswordState", new ActionError("密码要填写"));
      flag = true;
    }
    if (flag) {
      return errors; //验证不合格者,返回封装了错误信息的ActionErrors对象
    }
    return null; ////验证合格者,返回null
  }

  public void reset(ActionMapping actionMapping,
                    HttpServletRequest servletRequest) {
    userID = "";
    userName = "";
    userPassword = "";
    admin = false;
    isAdmin = "0";
    newPasswordOne = "";
    newPasswordTowe = "";
  }

  public boolean login() {
    Connection con = DataBaseAccess.getConnection();
    PreparedStatement pst = null;
    ResultSet rs = null;
    try {
      pst = con.prepareStatement(
          "SELECT * FROM UserInfo WHERE UserName=? AND UserPassword=?");
      pst.setString(1, this.getUserName());
      pst.setString(2, this.getUserPassword());
      rs = pst.executeQuery();
      if (rs.next()) {
        //ID          UserName   UserPassword     IsAdmin
        this.setUserID(rs.getString("ID"));
//        this.setAdmin(rs.getString("IsAdmin").equals("1") ? true : false);
        this.setIsAdmin(rs.getString("IsAdmin"));
        return true;
      }
    }
    catch (SQLException ex) {

    }
    finally {
      DataBaseAccess.closeResultSet(rs);
      DataBaseAccess.closeStatement(pst);
      DataBaseAccess.closeConnection(con);
    }
    return false;
  }

  public int addNewUser() {
    Connection con = DataBaseAccess.getConnection();
    CallableStatement cst = null;
//    proc_AddNewUser @OutState OUTPUT,'username','123456',0
    try {
      cst = con.prepareCall(
          "{call proc_AddNewUser (?,?,?,?)}");
      cst.registerOutParameter(1, java.sql.Types.INTEGER);
      cst.setString(2, this.getUserName());
      cst.setString(3, this.getUserPassword());
      cst.setInt(4, Integer.parseInt(this.getIsAdmin()));
      cst.execute();
      return cst.getInt(1);
    }
    catch (SQLException ex) {

    }
    finally {
      DataBaseAccess.closeStatement(cst);
      DataBaseAccess.closeConnection(con);
    }
    return this.REGISTER_FAILURE;
  }

  public boolean deleteUser() {
    Connection con = DataBaseAccess.getConnection();
    PreparedStatement pst = null;
//    proc_AddNewUser @OutState OUTPUT,'username','123456',0
    try {
      pst = con.prepareStatement("DELETE FROM UserInfo WHERE ID=?");
      pst.setString(1, this.getUserID());

      int state = pst.executeUpdate();
      if (state > 0) {
        return true;
      }

    }
    catch (Exception ex) {

    }
    finally {
      DataBaseAccess.closeStatement(pst);
      DataBaseAccess.closeConnection(con);
    }
    return false;
  }

  public boolean updateUserPassword() {
    Connection con = DataBaseAccess.getConnection();
    PreparedStatement pst = null;
    boolean insert = false;
    try {
      pst = con.prepareStatement(
          "UPDATE UserInfo SET UserPassword=? WHERE UserName=? ");
      pst.setString(1, this.getUserName());
      pst.setString(2, this.getNewPasswordOne());
      if (pst.executeUpdate() > 0) {
        insert = true;
      }
    }
    catch (Exception ex) {
      System.out.println("!!!!!!!!!异常出现在获取宠物类型时的updateUserPassword方法里!!!!!!!!!");
    }
    finally {
      DataBaseAccess.closeStatement(pst);
      DataBaseAccess.closeConnection(con);
    }
    return insert;
  }

}