1 /**
2  * UGENE - Integrated Bioinformatics Tools.
3  * Copyright (C) 2008-2021 UniPro <ugene@unipro.ru>
4  * http://ugene.net
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
19  * MA 02110-1301, USA.
20  */
21 
22 #ifndef _U2_BASE_THROUGH_WORKER_H_
23 #define _U2_BASE_THROUGH_WORKER_H_
24 
25 #include <U2Lang/BaseOneOneWorker.h>
26 
27 namespace U2 {
28 namespace LocalWorkflow {
29 
30 /**
31  * The base class for simple workers:
32  * 1) one input and one output port;
33  * 2) no grouping by datasets.
34  */
35 class U2LANG_EXPORT BaseThroughWorker : public BaseOneOneWorker {
36 public:
37     BaseThroughWorker(Actor *a, const QString &inPortId, const QString &outPortId);
38 
39     void cleanup();
40 
41 protected:
42     // BaseOneOneWorker
43     Task *processNextInputMessage();
44     Task *onInputEnded();
45     Message composeMessage(const QVariantMap &data);
46 
47     virtual Task *createTask(const Message &message, U2OpStatus &os) = 0;
48 };
49 
50 }  // namespace LocalWorkflow
51 }  // namespace U2
52 
53 #endif  // _U2_BASE_THROUGH_WORKER_H_
54