UserServiceImpl.java

/*
 * Copyright 2014-2016 CyberVision, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kaaproject.kaa.server.common.dao.service;

import static org.kaaproject.kaa.server.common.dao.impl.DaoUtil.convertDtoList;
import static org.kaaproject.kaa.server.common.dao.impl.DaoUtil.getDto;
import static org.kaaproject.kaa.server.common.dao.service.Validator.isValidSqlId;
import static org.kaaproject.kaa.server.common.dao.service.Validator.isValidSqlObject;

import org.apache.commons.lang.StringUtils;
import org.kaaproject.kaa.common.dto.KaaAuthorityDto;
import org.kaaproject.kaa.common.dto.TenantDto;
import org.kaaproject.kaa.common.dto.UserDto;
import org.kaaproject.kaa.server.common.dao.ApplicationService;
import org.kaaproject.kaa.server.common.dao.UserService;
import org.kaaproject.kaa.server.common.dao.exception.IncorrectParameterException;
import org.kaaproject.kaa.server.common.dao.impl.TenantDao;
import org.kaaproject.kaa.server.common.dao.impl.UserDao;
import org.kaaproject.kaa.server.common.dao.model.sql.Tenant;
import org.kaaproject.kaa.server.common.dao.model.sql.User;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;

@Service
@Transactional
public class UserServiceImpl implements UserService {

  private static final Logger LOG = LoggerFactory.getLogger(UserServiceImpl.class);

  @Autowired
  private UserDao<User> userDao;
  @Autowired
  private TenantDao<Tenant> tenantDao;
  @Autowired
  private ApplicationService applicationService;

  @Override
  public TenantDto saveTenant(TenantDto tenantDto) {
    LOG.trace("Try to save tenant object: {}", tenantDto);
    TenantDto tenant = null;
    if (isValidSqlObject(tenantDto)) {
      Tenant checkTenant = tenantDao.findByName(tenantDto.getName());
      if (checkTenant == null || checkTenant.getId().toString().equals(tenantDto.getId())) {
        tenant = getDto(tenantDao.save(new Tenant(tenantDto)));
      } else {
        throw new IncorrectParameterException("Can't save tenant with same name");
      }
    }
    return tenant;
  }

  @Override
  public void removeTenantById(String tenantId) {
    LOG.debug("Try to remove tenant by id {}", tenantId);
    if (isValidSqlId(tenantId)) {
      tenantDao.removeById(tenantId);
    }
  }

  @Override
  public TenantDto findTenantByName(String name) {
    TenantDto tenantDto = null;
    if (StringUtils.isNotBlank(name)) {
      tenantDto = getDto(tenantDao.findByName(name));
    }
    return tenantDto;
  }

  @Override
  public TenantDto findTenantById(String id) {
    TenantDto tenantDto = null;
    if (isValidSqlId(id)) {
      tenantDto = getDto(tenantDao.findById(id));
    }
    return tenantDto;
  }

  @Override
  public UserDto saveUser(UserDto userDto) {
    UserDto user = null;
    if (isValidSqlObject(userDto)) {
      user = getDto(userDao.save(new User(userDto)));
    }
    return user;
  }

  @Override
  public void removeUserById(String id) {
    if (isValidSqlId(id)) {
      userDao.removeById(id);
    }
  }

  @Override
  public UserDto findUserByExternalUid(String externalUid) {
    UserDto userDto = null;
    if (StringUtils.isNotBlank(externalUid)) {
      userDto = getDto(userDao.findByExternalUid(externalUid));
    }
    return userDto;
  }

  @Override
  public UserDto findUserById(String id) {
    UserDto userDto = null;
    if (isValidSqlId(id)) {
      userDto = getDto(userDao.findById(id));
    }
    return userDto;
  }

  @Override
  public List<TenantDto> findAllTenants() {
    return convertDtoList(tenantDao.find());
  }

  @Override
  public List<UserDto> findAllUsers() {
    return convertDtoList(userDao.find());
  }


  @Override
  public void removeTenantAdminById(String tenantId) {
    if (isValidSqlId(tenantId)) {
      LOG.debug("Remove by tenant id [{}]", tenantId);
      tenantDao.removeById(tenantId);
    }
  }

  @Override
  public List<UserDto> findAllTenantAdminsByTenantId(String id) {
    if (isValidSqlId(id)) {
      return convertDtoList(userDao.findByTenantIdAndAuthority(id,
              KaaAuthorityDto.TENANT_ADMIN.name()));
    }
    return null;
  }

  @Override
  public List<UserDto> findAllTenantUsers(String tenantId) {
    if (isValidSqlId(tenantId)) {
      return convertDtoList(userDao.findByTenantIdAndAuthorities(tenantId,
          KaaAuthorityDto.TENANT_DEVELOPER.name(),
          KaaAuthorityDto.TENANT_USER.name()));
    } else {
      return null; //NOSONAR
    }
  }
}