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49 lines
2.0 KiB
JavaScript
49 lines
2.0 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2016, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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define(['./Transaction'], function (Transaction) {
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/**
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* A nested transaction is a transaction which takes place in the context
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* of a larger parent transaction. It becomes part of the parent
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* transaction when (and only when) committed.
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* @param parent
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* @constructor
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* @extends {platform/commonUI/edit/services.Transaction}
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* @memberof platform/commonUI/edit/services
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*/
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function NestedTransaction(parent) {
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this.parent = parent;
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Transaction.call(this, parent.$log);
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}
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NestedTransaction.prototype = Object.create(Transaction.prototype);
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NestedTransaction.prototype.commit = function () {
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this.parent.add(
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Transaction.prototype.commit.bind(this),
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Transaction.prototype.cancel.bind(this)
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);
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return Promise.resolve(true);
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};
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return NestedTransaction;
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});
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