create graph and resource for apache jena - Java Big Data

Java examples for Big Data:apache jena

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Description

create graph and resource for apache jena

Demo Code

/*/*  w  w w .  ja v  a 2  s .c  om*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import org.apache.jena.rdf.model.*;
import org.apache.jena.vocabulary.*;

import java.io.PrintWriter;

public class Tutorial11 extends Object {

    public static void main(String args[]) {
        // create an empty graph
        Model model = ModelFactory.createDefaultModel();

        // create the resource
        Resource r = model.createResource();

        // add the property
        r.addProperty(RDFS.label, model.createLiteral("chat", "en"))
                .addProperty(RDFS.label, model.createLiteral("chat", "fr"))
                .addProperty(RDFS.label,
                        model.createLiteral("<em>chat</em>", true));

        // write out the graph
        model.write(new PrintWriter(System.out));
        System.out.println();

        // create an empty graph
        model = ModelFactory.createDefaultModel();

        // create the resource
        r = model.createResource();

        // add the property
        r.addProperty(RDFS.label, "11").addLiteral(RDFS.label, 11);

        // write out the graph
        model.write(System.out, "N-TRIPLE");
    }
}

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