/*
* 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.common;
import com.google.protos.ipc.invalidation.ClientProtocol.InvalidationP;
/**
* Enumeration describing whether an invalidation restarts its trickle.
*
*/
public enum TrickleState {
/** The trickle is restarting; that is, past versions may have been dropped. */
RESTART,
/** The trickle is not restarting. */
CONTINUE;
/** Returns RESTART if {@code isTrickleRestart} is true, CONTINUE otherwise. */
public static TrickleState fromBoolean(boolean isTrickleRestart) {
return isTrickleRestart ? RESTART : CONTINUE;
}
/** Returns a TrickleState based on the value of {@code invalidation.is_trickle_restart}. */
public static TrickleState fromInvalidation(InvalidationP invalidation) {
return TrickleState.fromBoolean(invalidation.getIsTrickleRestart());
}
}