| /* |
| * Copyright 2015-present 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.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.ExtensionTreatmentResolver; |
| 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.instructions.ExtensionTreatment; |
| import org.onosproject.net.flow.instructions.ExtensionTreatmentType; |
| import org.onosproject.net.flow.instructions.Instructions; |
| import org.onosproject.net.flow.instructions.UnresolvedExtensionTreatment; |
| |
| /** |
| * Serializer for extension instructions. |
| */ |
| public class ExtensionInstructionSerializer extends |
| Serializer<Instructions.ExtensionInstructionWrapper> { |
| |
| /** |
| * Constructs a extension instruction serializer. |
| */ |
| public ExtensionInstructionSerializer() { |
| super(false, true); |
| } |
| |
| @Override |
| public void write(Kryo kryo, Output output, Instructions.ExtensionInstructionWrapper object) { |
| kryo.writeClassAndObject(output, object.extensionInstruction().type()); |
| kryo.writeClassAndObject(output, object.deviceId()); |
| kryo.writeClassAndObject(output, object.extensionInstruction().serialize()); |
| } |
| |
| @Override |
| public Instructions.ExtensionInstructionWrapper read(Kryo kryo, Input input, |
| Class<Instructions.ExtensionInstructionWrapper> type) { |
| ExtensionTreatmentType exType = (ExtensionTreatmentType) kryo.readClassAndObject(input); |
| DeviceId deviceId = (DeviceId) kryo.readClassAndObject(input); |
| DriverService driverService = DefaultServiceDirectory.getService(DriverService.class); |
| byte[] bytes = (byte[]) kryo.readClassAndObject(input); |
| ExtensionTreatment instruction; |
| |
| try { |
| DriverHandler handler = new DefaultDriverHandler( |
| new DefaultDriverData(driverService.getDriver(deviceId), deviceId)); |
| ExtensionTreatmentResolver resolver = handler.behaviour(ExtensionTreatmentResolver.class); |
| instruction = resolver.getExtensionInstruction(exType); |
| instruction.deserialize(bytes); |
| } catch (ItemNotFoundException | IllegalArgumentException e) { |
| instruction = new UnresolvedExtensionTreatment(bytes, exType); |
| } |
| |
| return Instructions.extension(instruction, deviceId); |
| } |
| } |