Method: SelectionImpl(Class)

1: /**
2: * Copyright (C) 2022 Czech Technical University in Prague
3: *
4: * This program is free software: you can redistribute it and/or modify it under
5: * the terms of the GNU General Public License as published by the Free Software
6: * Foundation, either version 3 of the License, or (at your option) any
7: * later version.
8: *
9: * This program is distributed in the hope that it will be useful, but WITHOUT
10: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11: * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12: * details. You should have received a copy of the GNU General Public License
13: * along with this program. If not, see <http://www.gnu.org/licenses/>.
14: */
15: package cz.cvut.kbss.jopa.query.criteria;
16:
17: import cz.cvut.kbss.jopa.model.query.TupleElement;
18: import cz.cvut.kbss.jopa.model.query.criteria.Selection;
19:
20: import java.util.List;
21:
22: public abstract class SelectionImpl<X> implements Selection<X>, TupleElement<X> {
23: protected final Class<X> type;
24:
25: public SelectionImpl(Class<X> type) {
26: this.type = type;
27: }
28:
29: @Override
30: public boolean isCompoundedSelection() {
31: return false;
32: }
33:
34: @Override
35: public List<Selection<?>> getCompoundedSelectionItems() {
36: throw new IllegalStateException();
37: }
38:
39: @Override
40: public Class<? extends X> getJavaType() {
41: return this.type;
42: }
43:
44: @Override
45: public String getAlias() {
46: return null;
47: }
48: }