| /* |
| * Copyright 2015-present Open Networking Foundation |
| * |
| * 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.store.serializers; |
| |
| import com.esotericsoftware.kryo.Kryo; |
| import com.esotericsoftware.kryo.Serializer; |
| import com.esotericsoftware.kryo.io.Input; |
| import com.esotericsoftware.kryo.io.Output; |
| import org.onlab.osgi.DefaultServiceDirectory; |
| import org.onlab.util.ItemNotFoundException; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.behaviour.ExtensionSelectorResolver; |
| import org.onosproject.net.driver.DefaultDriverData; |
| import org.onosproject.net.driver.DefaultDriverHandler; |
| import org.onosproject.net.driver.DriverHandler; |
| import org.onosproject.net.driver.DriverService; |
| import org.onosproject.net.flow.criteria.Criteria; |
| import org.onosproject.net.flow.criteria.ExtensionCriterion; |
| import org.onosproject.net.flow.criteria.ExtensionSelector; |
| import org.onosproject.net.flow.criteria.ExtensionSelectorType; |
| import org.onosproject.net.flow.criteria.UnresolvedExtensionSelector; |
| |
| /** |
| * Serializer for extension criteria. |
| */ |
| public class ExtensionCriterionSerializer extends Serializer<ExtensionCriterion> { |
| |
| /** |
| * Constructs a extension criterion serializer. |
| */ |
| public ExtensionCriterionSerializer() { |
| super(false, true); |
| } |
| |
| @Override |
| public void write(Kryo kryo, Output output, ExtensionCriterion object) { |
| kryo.writeClassAndObject(output, object.extensionSelector().type()); |
| kryo.writeClassAndObject(output, object.deviceId()); |
| kryo.writeClassAndObject(output, object.extensionSelector().serialize()); |
| } |
| |
| @Override |
| public ExtensionCriterion read(Kryo kryo, Input input, |
| Class<ExtensionCriterion> type) { |
| ExtensionSelectorType exType = (ExtensionSelectorType) kryo.readClassAndObject(input); |
| DeviceId deviceId = (DeviceId) kryo.readClassAndObject(input); |
| DriverService driverService = DefaultServiceDirectory.getService(DriverService.class); |
| byte[] bytes = (byte[]) kryo.readClassAndObject(input); |
| ExtensionSelector selector; |
| |
| try { |
| DriverHandler handler = new DefaultDriverHandler( |
| new DefaultDriverData(driverService.getDriver(deviceId), deviceId)); |
| ExtensionSelectorResolver resolver = handler.behaviour(ExtensionSelectorResolver.class); |
| selector = resolver.getExtensionSelector(exType); |
| selector.deserialize(bytes); |
| } catch (ItemNotFoundException | IllegalArgumentException e) { |
| selector = new UnresolvedExtensionSelector(bytes, exType); |
| } |
| |
| return Criteria.extension(selector, deviceId); |
| } |
| } |