www.pudn.com > onlineexam.zip > LogonForm.java

package org.mmxbb.exam.business; 
 
import java.io.*; 
import java.sql.*; 
import javax.servlet.http.*; 
 
import org.apache.struts.action.*; 
import org.apache.struts.validator.*; 
import org.mmxbb.exam.dao.*; 
 
 
public class LogonForm 
    extends ValidatorForm 
    implements Serializable { 
  private String userName; 
  private String password; 
 
  public String getUserName() { 
    return userName; 
  } 
 
  public void setUserName(String userName) { 
    this.userName = userName; 
  } 
 
  public String getPassword() { 
    return password; 
  } 
 
  public void setPassword(String password) { 
    this.password = password; 
  } 
 
  public void reset(ActionMapping actionMapping, 
                    HttpServletRequest httpServletRequest) { 
  } 
 
public ActionErrors validate(ActionMapping actionMapping, 
                                HttpServletRequest httpServletRequest){ 
  UserDatabase ud = new UserDatabase(); 
  ActionErrors errors = new ActionErrors(); 
 
  String adminUserName = ud.getUserName(); 
 
  if(((userName == null)||("".equals(userName)))&&((password == null)||("".equals(password)))){ 
    errors.add("user and password",new ActionError("error.required.userName.password")); 
  } 
  else if((userName == null)||("".equals(userName))){ 
    errors.add("userName",new ActionError("error.required.userName")); 
  } 
  else if((password == null)||("".equals(password))){ 
    errors.add("password",new ActionError("error.required.password")); 
  } 
  else if(adminUserName.equals(this.userName)){ 
    String adminPassword = null; 
    adminPassword = ud.getPassword(); 
    if(!(adminPassword.equals(this.password))){ 
      errors.add("unvalidate adminPassword",new ActionError("error.uncorrectpassword")); 
} 
  } 
    else if(!(adminUserName.equals(this.userName))){ 
      String examineePassword = null; 
      try { 
        ExamineeDAO examineeDAO = null; 
        examineeDAO = new ExamineeDAO(); 
        examineePassword = examineeDAO.findByKey(userName).getPassword(); 
      } catch (SQLException ex) { 
        ex.printStackTrace(); 
      } 
      if(examineePassword == null||!(examineePassword.equals(this.password))){ 
        errors.add("unvalidate examineePassword",new ActionError("error.uncorrectpassword")); 
      } 
    } 
 
  return errors; 
} 
 
}