/**
* Copyright © 2016-2018 The Thingsboard Authors
*
* 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.thingsboard.server.dao.device;
import com.datastax.driver.core.*;
import com.datastax.driver.core.querybuilder.Clause;
import com.datastax.driver.core.querybuilder.QueryBuilder;
import com.datastax.driver.core.querybuilder.Select;
import com.datastax.driver.mapping.Result;
import com.google.common.base.Function;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.thingsboard.server.common.data.Device;
import org.thingsboard.server.common.data.EntitySubtype;
import org.thingsboard.server.common.data.EntityType;
import org.thingsboard.server.common.data.device.DeviceStatusQuery;
import org.thingsboard.server.common.data.page.TextPageLink;
import org.thingsboard.server.dao.DaoUtil;
import org.thingsboard.server.dao.model.EntitySubtypeEntity;
import org.thingsboard.server.dao.model.ModelConstants;
import org.thingsboard.server.dao.model.nosql.DeviceEntity;
import org.thingsboard.server.dao.nosql.CassandraAbstractSearchTextDao;
import org.thingsboard.server.dao.util.NoSqlDao;
import javax.annotation.Nullable;
import java.util.*;
import static com.datastax.driver.core.querybuilder.QueryBuilder.*;
import static org.thingsboard.server.dao.model.ModelConstants.*;
@Component
@Slf4j
@NoSqlDao
public class CassandraDeviceDao extends CassandraAbstractSearchTextDao<DeviceEntity, Device> implements DeviceDao {
@Override
protected Class<DeviceEntity> getColumnFamilyClass() {
return DeviceEntity.class;
}
@Override
protected String getColumnFamilyName() {
return DEVICE_COLUMN_FAMILY_NAME;
}
@Override
public Device save(Device domain) {
Device savedDevice = super.save(domain);
EntitySubtype entitySubtype = new EntitySubtype(savedDevice.getTenantId(), EntityType.DEVICE, savedDevice.getType());
EntitySubtypeEntity entitySubtypeEntity = new EntitySubtypeEntity(entitySubtype);
Statement saveStatement = cluster.getMapper(EntitySubtypeEntity.class).saveQuery(entitySubtypeEntity);
executeWrite(saveStatement);
return savedDevice;
}
@Override
public List<Device> findDevicesByTenantId(UUID tenantId, TextPageLink pageLink) {
log.debug("Try to find devices by tenantId [{}] and pageLink [{}]", tenantId, pageLink);
List<DeviceEntity> deviceEntities = findPageWithTextSearch(DEVICE_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
Collections.singletonList(eq(DEVICE_TENANT_ID_PROPERTY, tenantId)), pageLink);
log.trace("Found devices [{}] by tenantId [{}] and pageLink [{}]", deviceEntities, tenantId, pageLink);
return DaoUtil.convertDataList(deviceEntities);
}
@Override
public List<Device> findDevicesByTenantIdAndType(UUID tenantId, String type, TextPageLink pageLink) {
log.debug("Try to find devices by tenantId [{}], type [{}] and pageLink [{}]", tenantId, type, pageLink);
List<DeviceEntity> deviceEntities = findPageWithTextSearch(DEVICE_BY_TENANT_BY_TYPE_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
Arrays.asList(eq(DEVICE_TYPE_PROPERTY, type),
eq(DEVICE_TENANT_ID_PROPERTY, tenantId)), pageLink);
log.trace("Found devices [{}] by tenantId [{}], type [{}] and pageLink [{}]", deviceEntities, tenantId, type, pageLink);
return DaoUtil.convertDataList(deviceEntities);
}
@Override
public ListenableFuture<List<Device>> findDevicesByTenantIdAndIdsAsync(UUID tenantId, List<UUID> deviceIds) {
log.debug("Try to find devices by tenantId [{}] and device Ids [{}]", tenantId, deviceIds);
Select select = select().from(getColumnFamilyName());
Select.Where query = select.where();
query.and(eq(DEVICE_TENANT_ID_PROPERTY, tenantId));
query.and(in(ID_PROPERTY, deviceIds));
return findListByStatementAsync(query);
}
@Override
public List<Device> findDevicesByTenantIdAndCustomerId(UUID tenantId, UUID customerId, TextPageLink pageLink) {
log.debug("Try to find devices by tenantId [{}], customerId[{}] and pageLink [{}]", tenantId, customerId, pageLink);
List<DeviceEntity> deviceEntities = findPageWithTextSearch(DEVICE_BY_CUSTOMER_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
Arrays.asList(eq(DEVICE_CUSTOMER_ID_PROPERTY, customerId),
eq(DEVICE_TENANT_ID_PROPERTY, tenantId)),
pageLink);
log.trace("Found devices [{}] by tenantId [{}], customerId [{}] and pageLink [{}]", deviceEntities, tenantId, customerId, pageLink);
return DaoUtil.convertDataList(deviceEntities);
}
@Override
public List<Device> findDevicesByTenantIdAndCustomerIdAndType(UUID tenantId, UUID customerId, String type, TextPageLink pageLink) {
log.debug("Try to find devices by tenantId [{}], customerId [{}], type [{}] and pageLink [{}]", tenantId, customerId, type, pageLink);
List<DeviceEntity> deviceEntities = findPageWithTextSearch(DEVICE_BY_CUSTOMER_BY_TYPE_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME,
Arrays.asList(eq(DEVICE_TYPE_PROPERTY, type),
eq(DEVICE_CUSTOMER_ID_PROPERTY, customerId),
eq(DEVICE_TENANT_ID_PROPERTY, tenantId)),
pageLink);
log.trace("Found devices [{}] by tenantId [{}], customerId [{}], type [{}] and pageLink [{}]", deviceEntities, tenantId, customerId, type, pageLink);
return DaoUtil.convertDataList(deviceEntities);
}
@Override
public ListenableFuture<List<Device>> findDevicesByTenantIdCustomerIdAndIdsAsync(UUID tenantId, UUID customerId, List<UUID> deviceIds) {
log.debug("Try to find devices by tenantId [{}], customerId [{}] and device Ids [{}]", tenantId, customerId, deviceIds);
Select select = select().from(getColumnFamilyName());
Select.Where query = select.where();
query.and(eq(DEVICE_TENANT_ID_PROPERTY, tenantId));
query.and(eq(DEVICE_CUSTOMER_ID_PROPERTY, customerId));
query.and(in(ID_PROPERTY, deviceIds));
return findListByStatementAsync(query);
}
@Override
public Optional<Device> findDeviceByTenantIdAndName(UUID tenantId, String deviceName) {
Select select = select().from(DEVICE_BY_TENANT_AND_NAME_VIEW_NAME);
Select.Where query = select.where();
query.and(eq(DEVICE_TENANT_ID_PROPERTY, tenantId));
query.and(eq(DEVICE_NAME_PROPERTY, deviceName));
return Optional.ofNullable(DaoUtil.getData(findOneByStatement(query)));
}
@Override
public ListenableFuture<List<EntitySubtype>> findTenantDeviceTypesAsync(UUID tenantId) {
Select select = select().from(ENTITY_SUBTYPE_COLUMN_FAMILY_NAME);
Select.Where query = select.where();
query.and(eq(ENTITY_SUBTYPE_TENANT_ID_PROPERTY, tenantId));
query.and(eq(ENTITY_SUBTYPE_ENTITY_TYPE_PROPERTY, EntityType.DEVICE));
query.setConsistencyLevel(cluster.getDefaultReadConsistencyLevel());
ResultSetFuture resultSetFuture = executeAsyncRead(query);
return Futures.transform(resultSetFuture, new Function<ResultSet, List<EntitySubtype>>() {
@Nullable
@Override
public List<EntitySubtype> apply(@Nullable ResultSet resultSet) {
Result<EntitySubtypeEntity> result = cluster.getMapper(EntitySubtypeEntity.class).map(resultSet);
if (result != null) {
List<EntitySubtype> entitySubtypes = new ArrayList<>();
result.all().forEach((entitySubtypeEntity) ->
entitySubtypes.add(entitySubtypeEntity.toEntitySubtype())
);
return entitySubtypes;
} else {
return Collections.emptyList();
}
}
});
}
@Override
public ListenableFuture<List<Device>> findDevicesByTenantIdAndStatus(UUID tenantId, DeviceStatusQuery statusQuery) {
log.debug("Try to find [{}] devices by tenantId [{}]", statusQuery.getStatus(), tenantId);
Select select = select().from(DEVICE_BY_TENANT_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME).allowFiltering();
Select.Where query = select.where();
query.and(eq(DEVICE_TENANT_ID_PROPERTY, tenantId));
Clause clause = statusClause(statusQuery);
query.and(clause);
return findListByStatementAsync(query);
}
@Override
public ListenableFuture<List<Device>> findDevicesByTenantIdTypeAndStatus(UUID tenantId, String type, DeviceStatusQuery statusQuery) {
log.debug("Try to find [{}] devices by tenantId [{}] and type [{}]", statusQuery.getStatus(), tenantId, type);
Select select = select().from(DEVICE_BY_TENANT_BY_TYPE_AND_SEARCH_TEXT_COLUMN_FAMILY_NAME).allowFiltering();
Select.Where query = select.where()
.and(eq(DEVICE_TENANT_ID_PROPERTY, tenantId))
.and(eq(DEVICE_TYPE_PROPERTY, type));
query.and(statusClause(statusQuery));
return findListByStatementAsync(query);
}
@Override
public void saveDeviceStatus(Device device) {
PreparedStatement statement = prepare("insert into " +
"device (id, tenant_id, customer_id, type, last_connect, last_update) values (?, ?, ?, ?, ?, ?)");
BoundStatement boundStatement = statement.bind(device.getUuidId(), device.getTenantId().getId(), device.getCustomerId().getId(),
device.getType(), device.getLastConnectTs(), device.getLastUpdateTs());
ResultSetFuture resultSetFuture = executeAsyncWrite(boundStatement);
Futures.withFallback(resultSetFuture, t -> {
log.error("Can't update device status for [{}]", device, t);
throw new IllegalArgumentException("Can't update device status for {" + device + "}", t);
});
}
private String getStatusProperty(DeviceStatusQuery statusQuery) {
switch (statusQuery.getContactType()) {
case UPLOAD:
return DEVICE_LAST_UPDATE_PROPERTY;
case CONNECT:
return DEVICE_LAST_CONNECT_PROPERTY;
}
return null;
}
private Clause statusClause(DeviceStatusQuery statusQuery) {
long minTime = System.currentTimeMillis() - statusQuery.getThreshold();
String statusProperty = getStatusProperty(statusQuery);
if (statusProperty != null) {
switch (statusQuery.getStatus()) {
case ONLINE:
return gt(statusProperty, minTime);
case OFFLINE:
return lt(statusProperty, minTime);
}
}
log.error("Could not build status query from [{}]", statusQuery);
throw new IllegalStateException("Could not build status query for device []");
}
}