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// Copyright 2011 The Closure Library Authors. All Rights Reserved.
//
// 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.
/**
* @fileoverview Abstract interface for storing and retrieving data using
* some persistence mechanism.
*
*/
goog.provide('goog.storage.mechanism.Mechanism');
/**
* Basic interface for all storage mechanisms.
*
* @constructor
*/
goog.storage.mechanism.Mechanism = function() {};
/**
* Set a value for a key.
*
* @param {string} key The key to set.
* @param {string} value The string to save.
*/
goog.storage.mechanism.Mechanism.prototype.set = goog.abstractMethod;
/**
* Get the value stored under a key.
*
* @param {string} key The key to get.
* @return {?string} The corresponding value, null if not found.
*/
goog.storage.mechanism.Mechanism.prototype.get = goog.abstractMethod;
/**
* Remove a key and its value.
*
* @param {string} key The key to remove.
*/
goog.storage.mechanism.Mechanism.prototype.remove = goog.abstractMethod;
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