Java tutorial
package com.vidyo.services; import java.math.BigInteger; import java.security.SecureRandom; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.util.ArrayList; import java.util.Date; import java.util.List; import javax.sql.DataSource; import org.apache.log4j.Logger; import org.hibernate.Criteria; import org.hibernate.Session; import org.hibernate.criterion.Restrictions; import org.springframework.beans.BeanUtils; import org.springframework.beans.BeansException; import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContextAware; import com.vidyo.beans.User; import com.vidyo.daos.UserDAO; import com.vidyo.dtos.CallInfoDTO; import com.vidyo.webservices.admin.AddMemberRequest; import com.vidyo.webservices.admin.AddMemberResponse; import com.vidyo.webservices.admin.Filter; import com.vidyo.webservices.admin.GeneralFault_Exception; import com.vidyo.webservices.admin.GetMembersRequest; import com.vidyo.webservices.admin.GetMembersResponse; import com.vidyo.webservices.admin.InvalidArgumentFault_Exception; import com.vidyo.webservices.admin.Member; import com.vidyo.webservices.admin.MemberAlreadyExistsFault_Exception; import com.vidyo.webservices.admin.MemberNotFoundFault_Exception; import com.vidyo.webservices.admin.NotLicensedFault_Exception; import com.vidyo.webservices.admin.ObjectFactory; import com.vidyo.webservices.admin.UpdateMemberRequest; import com.vidyo.webservices.admin.UpdateMemberResponse; import com.vidyo.webservices.admin.VidyoPortalAdminServicePortType; import com.vidyo.webservices.common.VidyoAdminService; public class UserBusiness implements ApplicationContextAware { private static Logger LOGGER = Logger.getLogger(UserBusiness.class); private static ApplicationContext appCtx = null; public UserDAO userDao; public UserDAO getUserDao() { return userDao; } public void setUserDao(UserDAO userDao) { this.userDao = userDao; } public void updateUser(User user) { User usr = new User(); BeanUtils.copyProperties(user, usr); usr.setPassword(EncriptDecript.encrypt(usr.getPassword())); userDao.updateUser(usr); } public void deleteUser(User user) { VidyoAdminService vidyoAdminService = (VidyoAdminService) appCtx.getBean("vidyoAdminService"); vidyoAdminService.removeUser(user); userDao.deleteUser(user); } public void insertUser(User user) { User usr = new User(); BeanUtils.copyProperties(user, usr); usr = encryptUser(usr); userDao.insertUser(usr); } public User getUserByEmailAddress(String emailAddress) { try { List<User> userList = userDao.getUserByCriteria("emailaddress", emailAddress); if (userList.size() > 0) { User user = userList.get(0); user = decryptUser(user); return user; } } catch (Exception ex) { LOGGER.error("getUserByEmailAddress failed:", ex); } return null; } public User getUserByUserName(String userName) { try { List<User> userList = userDao.getUserByCriteria("username", userName); if (userList.size() > 0) { User user = userList.get(0); user = decryptUser(user); return user; } } catch (Exception ex) { LOGGER.error("getUserByUserName failed:", ex); } return null; } public User getUserBySessionId(String sessionId) { try { List<User> userList = userDao.getUserByCriteria("sessionid", sessionId); if (userList.size() > 0) { User user = userList.get(0); user = decryptUser(user); return user; } } catch (Exception ex) { LOGGER.error("getUserBySessionId failed:", ex); } return null; } public List getAdminUserList() { List<User> usrList = null; try { usrList = userDao.getUserByCriteria("userrole", "ADMIN"); for (User user : usrList) { user = decryptUser(user); } } catch (Exception ex) { LOGGER.error("getAdminUserList failed:", ex); } return usrList; } public List getUserListByCriteria(String query) { List<User> usrList = null; try { usrList = userDao.getUserListByName(query); for (User user : usrList) { user = decryptUser(user); } } catch (Exception ex) { LOGGER.error("getUserListByCriteria failed:", ex); } return usrList; } public static ApplicationContext getApplicationContext() { return appCtx; } public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { this.appCtx = applicationContext; } public User encryptUser(User user) { user.setPassword(EncriptDecript.encrypt(user.getPassword())); user.setApiPassword(EncriptDecript.encrypt(user.getApiPassword())); return user; } public User decryptUser(User user) { user.setPassword(EncriptDecript.decrypt(user.getPassword())); user.setApiPassword(EncriptDecript.decrypt(user.getApiPassword())); return user; } }