| /* |
| * Copyright 2016-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.net.optical.device.port; |
| |
| import java.util.Optional; |
| |
| import org.onosproject.net.Port; |
| |
| import com.google.common.annotations.Beta; |
| |
| /** |
| * Abstraction of a class capable of translating generic-Port object |
| * as another domain-specific Port of type {@code P}. |
| * |
| * @param <P> Port type to map generic Port to |
| */ |
| @Beta |
| public interface PortMapper<P extends Port> { |
| |
| /** |
| * Returns true if this port is capable of being projected as {@code <P>}. |
| * |
| * @param port port |
| * @return true if this port can be projected as the given type |
| */ |
| boolean is(Port port); |
| |
| /** |
| * Returns {@code port} mapped to {@code <P>}. |
| * |
| * @param port Port to map |
| * @return {@code port} mapped to {@code <P>} |
| */ |
| Optional<P> as(Port port); |
| } |