Method: writeValue(JsonGenerator)

1: /*
2: * JB4JSON-LD
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.jsonld.serialization.model;
19:
20: import cz.cvut.kbss.jsonld.JsonLd;
21: import cz.cvut.kbss.jsonld.serialization.JsonGenerator;
22:
23: import java.io.IOException;
24: import java.util.ArrayList;
25: import java.util.List;
26:
27: /**
28: * Represents a node serialized as a JSON-LD list.
29: * <p>
30: * I.e., it is serialized as an object with a single attribute - {@code @list} and its value is a JSON array.
31: */
32: public class ListNode extends CollectionNode<List<JsonNode>> {
33:
34: public ListNode() {
35: }
36:
37: public ListNode(String name) {
38: super(name);
39: }
40:
41: @Override
42: List<JsonNode> initItems() {
43: return new ArrayList<>();
44: }
45:
46: @Override
47: protected void writeValue(final JsonGenerator writer) throws IOException {
48: writer.writeObjectStart();
49: writer.writeFieldName(JsonLd.LIST);
50: writer.writeArrayStart();
51: items.forEach(item -> item.write(writer));
52: writer.writeArrayEnd();
53: writer.writeObjectEnd();
54: }
55: }