ca.uhn.fhir.util.rdf.RDFUtil Maven / Gradle / Ivy
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Builds the hapi fhir base. Requires Common lang, commons-text, and guava be built first.
/*
* #%L
* HAPI FHIR - Core Library
* %%
* Copyright (C) 2014 - 2024 Smile CDR, Inc.
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
package ca.uhn.fhir.util.rdf;
import org.apache.jena.rdf.model.Model;
import org.apache.jena.rdf.model.ModelFactory;
import org.apache.jena.riot.Lang;
import org.apache.jena.riot.RDFDataMgr;
import java.io.Reader;
import java.io.Writer;
public class RDFUtil {
public static Model initializeRDFModel() {
// Create the model
return ModelFactory.createDefaultModel();
}
public static Model readRDFToModel(final Reader reader, final Lang lang) {
Model rdfModel = initializeRDFModel();
RDFDataMgr.read(rdfModel, reader, null, lang);
return rdfModel;
}
public static void writeRDFModel(Writer writer, Model rdfModel, Lang lang) {
// This writes to the provided Writer.
// Jena has deprecated methods that use a generic Writer
// writer could be explicitly casted to StringWriter in order to hit a
// non-deprecated overload
RDFDataMgr.write(writer, rdfModel, lang);
}
}
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