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59 lines
1.5 KiB
TypeScript
59 lines
1.5 KiB
TypeScript
/*
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* Copyright [2021] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* 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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*
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* http://www.wisemapping.org/license
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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,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { $defined } from '@wisemapping/core-js';
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import CommandContext from './CommandContext';
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abstract class Command {
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private _id: number;
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static _uuid: number;
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private _discardDuplicated: string;
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constructor() {
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this._id = Command._nextUUID();
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this._discardDuplicated = undefined;
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}
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abstract execute(commandContext: CommandContext): void;
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abstract undoExecute(commandContext: CommandContext): void;
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getId(): number {
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return this._id;
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}
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static _nextUUID() {
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if (!$defined(this._uuid)) {
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this._uuid = 1;
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}
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this._uuid += 1;
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return this._uuid;
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}
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get discardDuplicated(): string {
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return this._discardDuplicated;
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}
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set discardDuplicated(value: string) {
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this._discardDuplicated = value;
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}
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}
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export default Command;
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