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CompactedJsonLdSerializer.java
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CompactedJsonLdSerializer.java
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/**
* 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.serialization;
import cz.cvut.kbss.jsonld.ConfigParam;
import cz.cvut.kbss.jsonld.Configuration;
import cz.cvut.kbss.jsonld.serialization.model.JsonNode;
import cz.cvut.kbss.jsonld.serialization.traversal.IriBasedSerializationContextFactory;
import cz.cvut.kbss.jsonld.serialization.traversal.ObjectGraphTraverser;
/**
* JSON-LD serializer outputting compacted context-less JSON-LD.
* <p>
* This means that context info is not used and all attributes are mapped by their full URIs.
*/
public class CompactedJsonLdSerializer extends JsonLdSerializer {
public CompactedJsonLdSerializer(JsonGenerator jsonGenerator) {
super(jsonGenerator);
}
public CompactedJsonLdSerializer(JsonGenerator jsonGenerator, Configuration configuration) {
super(jsonGenerator, configuration);
}
@Override
protected JsonNode buildJsonTree(Object root) {
final ObjectGraphTraverser traverser = new ObjectGraphTraverser(new IriBasedSerializationContextFactory());
traverser.setRequireId(configuration().is(ConfigParam.REQUIRE_ID));
final JsonLdTreeBuilder treeBuilder = new JsonLdTreeBuilder(new ObjectGraphValueSerializers(serializers, traverser));
traverser.setVisitor(treeBuilder);
traverser.traverse(root);
traverser.removeVisitor();
return treeBuilder.getTreeRoot();
}
}