| /* |
| * Copyright 2017-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.mapping.instructions; |
| |
| import java.util.Objects; |
| |
| /** |
| * Abstraction of an action mapping instruction. |
| */ |
| public abstract class ActionMappingInstruction implements MappingInstruction { |
| |
| /** |
| * Represents the type of mapping action. |
| */ |
| public enum ActionType { |
| |
| /** |
| * Signifies that the traffic requires no action. |
| */ |
| NO_ACTION, |
| |
| /** |
| * Signifies that the traffic requires native forwarding. |
| */ |
| NATIVE_FORWARD, |
| |
| /** |
| * Signifies that the traffic requires forwarding with mapping information. |
| */ |
| FORWARD, |
| |
| /** |
| * Signifies that the traffic should be dropped. |
| */ |
| DROP; |
| } |
| |
| public abstract ActionType subtype(); |
| |
| @Override |
| public final Type type() { |
| return Type.ACTION; |
| } |
| |
| /** |
| * Represents a No Action mapping instruction. |
| */ |
| public static final class NoActionMappingInstruction |
| extends ActionMappingInstruction { |
| |
| NoActionMappingInstruction() { |
| } |
| |
| @Override |
| public ActionType subtype() { |
| return ActionType.NO_ACTION; |
| } |
| |
| @Override |
| public String toString() { |
| return subtype().toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(type(), subtype()); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof NoActionMappingInstruction) { |
| return true; |
| } |
| return false; |
| } |
| } |
| |
| /** |
| * Represents a Native Forward mapping instruction. |
| */ |
| public static final class NativeForwardMappingInstruction |
| extends ActionMappingInstruction { |
| |
| NativeForwardMappingInstruction() { |
| } |
| |
| @Override |
| public ActionType subtype() { |
| return ActionType.NATIVE_FORWARD; |
| } |
| |
| @Override |
| public String toString() { |
| return subtype().toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(type(), subtype()); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof NativeForwardMappingInstruction) { |
| return true; |
| } |
| return false; |
| } |
| } |
| |
| /** |
| * Represents a Forward mapping instruction. |
| */ |
| public static final class ForwardMappingInstruction |
| extends ActionMappingInstruction { |
| |
| ForwardMappingInstruction() { |
| } |
| |
| @Override |
| public ActionType subtype() { |
| return ActionType.FORWARD; |
| } |
| |
| @Override |
| public String toString() { |
| return subtype().toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(type(), subtype()); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof ForwardMappingInstruction) { |
| return true; |
| } |
| return false; |
| } |
| } |
| |
| /** |
| * Represents a Drop mapping instruction. |
| */ |
| public static final class DropMappingInstruction |
| extends ActionMappingInstruction { |
| |
| DropMappingInstruction() { |
| } |
| |
| @Override |
| public ActionType subtype() { |
| return ActionType.DROP; |
| } |
| |
| @Override |
| public String toString() { |
| return subtype().toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(type(), subtype()); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof DropMappingInstruction) { |
| return true; |
| } |
| return false; |
| } |
| } |
| } |