| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * 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.onosproject.net.driver; |
| |
| import com.google.common.collect.ImmutableSet; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| |
| /** |
| * Default driver provider implementation. |
| */ |
| public class DefaultDriverProvider implements DriverProvider { |
| |
| private final Map<String, DefaultDriver> drivers = new HashMap<>(); |
| |
| @Override |
| public Set<Driver> getDrivers() { |
| return ImmutableSet.copyOf(drivers.values()); |
| } |
| |
| /** |
| * Adds the specified driver to be provided. |
| * |
| * @param driverClasses driver to be provided |
| */ |
| public void addDrivers(Set<DefaultDriver> driverClasses) { |
| for (DefaultDriver driverClass : driverClasses) { |
| addDriver(driverClass); |
| } |
| } |
| |
| /** |
| * Adds the specified driver to be provided. |
| * |
| * @param driverClass driver to be provided |
| */ |
| public void addDriver(DefaultDriver driverClass) { |
| DefaultDriver ddc = drivers.get(driverClass.name()); |
| if (ddc == null) { |
| // If we don't have the driver yet, just use the new one. |
| drivers.put(driverClass.name(), driverClass); |
| } else { |
| // Otherwise merge the existing driver with the new one and rebind. |
| drivers.put(driverClass.name(), ddc.merge(driverClass)); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this).add("drivers", drivers).toString(); |
| } |
| } |