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| -rw-r--r-- | src/org/traccar/database/DriversManager.java | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/src/org/traccar/database/DriversManager.java b/src/org/traccar/database/DriversManager.java new file mode 100644 index 000000000..8df06d972 --- /dev/null +++ b/src/org/traccar/database/DriversManager.java @@ -0,0 +1,213 @@ +/* + * Copyright 2017 Anton Tananaev (anton@traccar.org) + * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org) + * + * 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.traccar.database; + +import java.sql.SQLException; +import java.util.Collection; +import java.util.HashSet; +import java.util.LinkedList; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.ConcurrentHashMap; + +import org.traccar.Context; +import org.traccar.helper.Log; +import org.traccar.model.Device; +import org.traccar.model.DeviceDriver; +import org.traccar.model.Driver; +import org.traccar.model.DriverPermission; +import org.traccar.model.GroupDriver; + +public class DriversManager { + + private final DataManager dataManager; + + private final Map<Long, Driver> drivers = new ConcurrentHashMap<>(); + private final Map<String, Driver> driversByUniqueId = new ConcurrentHashMap<>(); + private final Map<Long, Set<Long>> deviceDrivers = new ConcurrentHashMap<>(); + private final Map<Long, Set<Long>> deviceDriversWithGroups = new ConcurrentHashMap<>(); + private final Map<Long, Set<Long>> groupDrivers = new ConcurrentHashMap<>(); + private final Map<Long, Set<Long>> userDrivers = new ConcurrentHashMap<>(); + + public DriversManager(DataManager dataManager) { + this.dataManager = dataManager; + refreshDrivers(); + } + + public Set<Long> getUserDrivers(long userId) { + if (!userDrivers.containsKey(userId)) { + userDrivers.put(userId, new HashSet<Long>()); + } + return userDrivers.get(userId); + } + + public Set<Long> getGroupDrivers(long groupId) { + if (!groupDrivers.containsKey(groupId)) { + groupDrivers.put(groupId, new HashSet<Long>()); + } + return groupDrivers.get(groupId); + } + + public Set<Long> getDeviceDrivers(long deviceId) { + return getDeviceDrivers(deviceDrivers, deviceId); + } + + public Set<Long> getAllDeviceDrivers(long deviceId) { + return getDeviceDrivers(deviceDriversWithGroups, deviceId); + } + + private Set<Long> getDeviceDrivers(Map<Long, Set<Long>> deviceDrivers, long deviceId) { + if (!deviceDrivers.containsKey(deviceId)) { + deviceDrivers.put(deviceId, new HashSet<Long>()); + } + return deviceDrivers.get(deviceId); + } + + public final void refreshDrivers() { + if (dataManager != null) { + try { + drivers.clear(); + driversByUniqueId.clear(); + for (Driver driver : dataManager.getDrivers()) { + drivers.put(driver.getId(), driver); + driversByUniqueId.put(driver.getUniqueId(), driver); + } + } catch (SQLException error) { + Log.warning(error); + } + } + refreshUserDrivers(); + refresh(); + } + + public final void refreshUserDrivers() { + if (dataManager != null) { + try { + userDrivers.clear(); + for (DriverPermission driverPermission : dataManager.getDriverPermissions()) { + getUserDrivers(driverPermission.getUserId()).add(driverPermission.getDriverId()); + } + } catch (SQLException error) { + Log.warning(error); + } + } + } + + public final void refresh() { + if (dataManager != null) { + try { + + Collection<GroupDriver> databaseGroupDrivers = dataManager.getGroupDrivers(); + + groupDrivers.clear(); + for (GroupDriver groupDriver : databaseGroupDrivers) { + getGroupDrivers(groupDriver.getGroupId()).add(groupDriver.getDriverId()); + } + + Collection<DeviceDriver> databaseDeviceDrivers = dataManager.getDeviceDrivers(); + Collection<Device> allDevices = Context.getDeviceManager().getAllDevices(); + + deviceDrivers.clear(); + deviceDriversWithGroups.clear(); + + for (DeviceDriver deviceAttribute : databaseDeviceDrivers) { + getDeviceDrivers(deviceAttribute.getDeviceId()) + .add(deviceAttribute.getDriverId()); + getAllDeviceDrivers(deviceAttribute.getDeviceId()) + .add(deviceAttribute.getDriverId()); + } + + for (Device device : allDevices) { + long groupId = device.getGroupId(); + while (groupId != 0) { + getAllDeviceDrivers(device.getId()).addAll(getGroupDrivers(groupId)); + if (Context.getDeviceManager().getGroupById(groupId) != null) { + groupId = Context.getDeviceManager().getGroupById(groupId).getGroupId(); + } else { + groupId = 0; + } + } + } + + } catch (SQLException error) { + Log.warning(error); + } + } + } + + public void addDriver(Driver driver) throws SQLException { + dataManager.addDriver(driver); + drivers.put(driver.getId(), driver); + driversByUniqueId.put(driver.getUniqueId(), driver); + } + + public void updateDriver(Driver driver) throws SQLException { + dataManager.updateDriver(driver); + Driver cachedDriver = drivers.get(driver.getId()); + cachedDriver.setName(driver.getName()); + if (!driver.getUniqueId().equals(cachedDriver.getUniqueId())) { + driversByUniqueId.remove(cachedDriver.getUniqueId()); + cachedDriver.setUniqueId(driver.getUniqueId()); + driversByUniqueId.put(cachedDriver.getUniqueId(), cachedDriver); + } + cachedDriver.setAttributes(driver.getAttributes()); + } + + public void removeDriver(long driverId) throws SQLException { + dataManager.removeAttribute(driverId); + if (drivers.containsKey(driverId)) { + String driverUniqueId = drivers.get(driverId).getUniqueId(); + drivers.remove(driverId); + driversByUniqueId.remove(driverUniqueId); + } + refreshUserDrivers(); + refresh(); + } + + public boolean checkDriver(long userId, long driverId) { + return getUserDrivers(userId).contains(driverId); + } + + public Driver getDriver(long id) { + return drivers.get(id); + } + + public Driver getDriverByUniqueId(String uniqueId) { + return driversByUniqueId.get(uniqueId); + } + + public final Collection<Driver> getDrivers(Set<Long> driverIds) { + Collection<Driver> result = new LinkedList<>(); + for (long driverId : driverIds) { + result.add(getDriver(driverId)); + } + return result; + } + + public final Set<Long> getAllDrivers() { + return drivers.keySet(); + } + + public final Set<Long> getManagedDrivers(long userId) { + Set<Long> drivers = new HashSet<>(); + drivers.addAll(getUserDrivers(userId)); + for (long managedUserId : Context.getPermissionsManager().getUserPermissions(userId)) { + drivers.addAll(getUserDrivers(managedUserId)); + } + return drivers; + } +} |