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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/storage/mechanism/prefixedmechanism.js')
-rw-r--r-- | contexts/data/lib/closure-library/closure/goog/storage/mechanism/prefixedmechanism.js | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/storage/mechanism/prefixedmechanism.js b/contexts/data/lib/closure-library/closure/goog/storage/mechanism/prefixedmechanism.js deleted file mode 100644 index 7a67aa0..0000000 --- a/contexts/data/lib/closure-library/closure/goog/storage/mechanism/prefixedmechanism.js +++ /dev/null @@ -1,97 +0,0 @@ -// 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 Wraps an iterable storage mechanism and creates artificial - * namespaces using a prefix in the global namespace. - * - */ - -goog.provide('goog.storage.mechanism.PrefixedMechanism'); - -goog.require('goog.iter.Iterator'); -goog.require('goog.storage.mechanism.IterableMechanism'); - - - -/** - * Wraps an iterable storage mechanism and creates artificial namespaces. - * - * @param {!goog.storage.mechanism.IterableMechanism} mechanism Underlying - * iterable storage mechanism. - * @param {string} prefix Prefix for creating an artificial namespace. - * @constructor - * @extends {goog.storage.mechanism.IterableMechanism} - */ -goog.storage.mechanism.PrefixedMechanism = function(mechanism, prefix) { - goog.base(this); - this.mechanism_ = mechanism; - this.prefix_ = prefix + '::'; -}; -goog.inherits(goog.storage.mechanism.PrefixedMechanism, - goog.storage.mechanism.IterableMechanism); - - -/** - * The mechanism to be prefixed. - * - * @type {goog.storage.mechanism.IterableMechanism} - * @private - */ -goog.storage.mechanism.PrefixedMechanism.prototype.mechanism_ = null; - - -/** - * The prefix for creating artificial namespaces. - * - * @type {string} - * @private - */ -goog.storage.mechanism.PrefixedMechanism.prototype.prefix_ = ''; - - -/** @override */ -goog.storage.mechanism.PrefixedMechanism.prototype.set = function(key, value) { - this.mechanism_.set(this.prefix_ + key, value); -}; - - -/** @override */ -goog.storage.mechanism.PrefixedMechanism.prototype.get = function(key) { - return this.mechanism_.get(this.prefix_ + key); -}; - - -/** @override */ -goog.storage.mechanism.PrefixedMechanism.prototype.remove = function(key) { - this.mechanism_.remove(this.prefix_ + key); -}; - - -/** @override */ -goog.storage.mechanism.PrefixedMechanism.prototype.__iterator__ = function( - opt_keys) { - var subIter = this.mechanism_.__iterator__(true); - var selfObj = this; - var newIter = new goog.iter.Iterator(); - newIter.next = function() { - var key = /** @type {string} */ (subIter.next()); - while (key.substr(0, selfObj.prefix_.length) != selfObj.prefix_) { - key = /** @type {string} */ (subIter.next()); - } - return opt_keys ? key.substr(selfObj.prefix_.length) : - selfObj.mechanism_.get(key); - }; - return newIter; -}; |