-
Notifications
You must be signed in to change notification settings - Fork 2
/
Deserializer.java
59 lines (50 loc) · 2.07 KB
/
Deserializer.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
/**
* Copyright (C) 2022 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jsonld.deserialization.expanded;
import cz.cvut.kbss.jsonld.Configuration;
import cz.cvut.kbss.jsonld.JsonLd;
import cz.cvut.kbss.jsonld.common.BeanClassProcessor;
import cz.cvut.kbss.jsonld.deserialization.InstanceBuilder;
import java.util.Collections;
import java.util.List;
import java.util.Map;
abstract class Deserializer<X> {
final InstanceBuilder instanceBuilder;
final DeserializerConfig config;
Deserializer(InstanceBuilder instanceBuilder, DeserializerConfig config) {
this.instanceBuilder = instanceBuilder;
this.config = config;
}
Configuration configuration() {
return config.getConfiguration();
}
<T> Class<? extends T> resolveTargetClass(Object jsonRoot, Class<T> resultClass) {
if (BeanClassProcessor.isIdentifierType(resultClass)) {
return resultClass;
}
final List<String> types = getObjectTypes(jsonRoot);
return config.getTargetResolver().getTargetClass(resultClass, types);
}
List<String> getObjectTypes(Object jsonLdObject) {
assert jsonLdObject instanceof Map;
final Object types = ((Map<?, ?>) jsonLdObject).get(JsonLd.TYPE);
if (types == null) {
return Collections.emptyList();
}
assert types instanceof List;
return (List<String>) types;
}
abstract void processValue(X value);
}