/* * Copyright 2011 Google Inc. * * 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 com.google.ipc.invalidation.util; /** * Interface for classes that can marshall their state to a protocol buffer. * * @param <T> the type of protocol buffer returned by {@link #marshal} */ public interface Marshallable<T> { /** Returns a protocol buffer containing the class state. */ T marshal(); }