@@ -0,0 +1,1134 @@
+/*%0A * Copyright 2015 Google Inc. All Rights Reserved.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *       http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0Apackage com.google.gcloud;%0A%0A/**%0A * A common interface for restorable states. Implementations of %7B@code RestorableState%7D are capable%0A * of saving the state of an object to restore it for later use.%0A *%0A * Implementations of this class must implement %7B@link java.io.Serializable%7D to ensure that the%0A * state of a the object can be correctly serialized.%0A */%0Apublic interface RestorableState%3CT%3E %7B%0A%0A  /**%0A   * Returns an object whose internal state reflects the one saved in the invocation object.%0A   */%0A  T restore();%0A%7D%0A

Move State interface out of channels, move to core module and make it generic