Method: hasLanguage()

1: /*
2: * JOPA
3: * Copyright (C) 2024 Czech Technical University in Prague
4: *
5: * This library is free software; you can redistribute it and/or
6: * modify it under the terms of the GNU Lesser General Public
7: * License as published by the Free Software Foundation; either
8: * version 3.0 of the License, or (at your option) any later version.
9: *
10: * This library is distributed in the hope that it will be useful,
11: * but WITHOUT ANY WARRANTY; without even the implied warranty of
12: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13: * Lesser General Public License for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public
16: * License along with this library.
17: */
18: package cz.cvut.kbss.ontodriver.model;
19:
20: import java.net.URI;
21:
22: final class ObjectPropertyAssertion extends Assertion {
23:
24: ObjectPropertyAssertion(URI assertionIdentifier, boolean isInferred) {
25: super(assertionIdentifier, isInferred);
26:
27: }
28:
29: @Override
30: public AssertionType getType() {
31: return AssertionType.OBJECT_PROPERTY;
32: }
33:
34: /**
35: * Always returns {@code null}, because language is irrelevant for object properties.
36: *
37: * @return {@code null}
38: */
39: @Override
40: public String getLanguage() {
41: return null;
42: }
43:
44: /**
45: * Always returns {@code false}.
46: *
47: * @return {@code false}
48: */
49: @Override
50: public boolean hasLanguage() {
51: return false;
52: }
53:
54: @Override
55: public int hashCode() {
56: int prime = 31;
57: return prime * super.hashCode();
58: }
59:
60: @Override
61: public boolean equals(Object obj) {
62: return this == obj || super.equals(obj) && getClass() == obj.getClass();
63: }
64: }