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ARQ is a SPARQL 1.1 query engine for Apache Jena
/*
* 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.
*/
package org.apache.jena.riot.system;
import java.io.IOException;
import java.io.ObjectStreamException;
import java.io.Serializable;
import org.apache.jena.graph.Node;
import org.apache.jena.graph.Triple;
import org.apache.jena.riot.thrift.TRDF;
import org.apache.jena.riot.thrift.wire.RDF_Term;
import org.apache.thrift.protocol.TProtocol;
/** Serialization of a {@link Triple} using Thrift for the serialization. */
public final class STriple implements Serializable {
private static final long serialVersionUID = 0xa08f3324dc69187dL;
private transient Triple triple;
public STriple(Triple triple) { this.triple = triple; }
public Triple getTriple() { return triple; }
private void writeObject(java.io.ObjectOutputStream out) throws IOException {
TProtocol protocol = TRDF.protocol(out);
RDF_Term tterm = new RDF_Term();
SerializerRDF.write(protocol, tterm, triple.getSubject());
SerializerRDF.write(protocol, tterm, triple.getPredicate());
SerializerRDF.write(protocol, tterm, triple.getObject());
TRDF.flush(protocol);
}
private void readObject(java.io.ObjectInputStream in) throws IOException {
TProtocol protocol = TRDF.protocol(in);
RDF_Term tterm = new RDF_Term();
Node s = SerializerRDF.read(protocol, tterm);
Node p = SerializerRDF.read(protocol, tterm);
Node o = SerializerRDF.read(protocol, tterm);
triple = Triple.create(s, p, o);
}
Object readResolve() throws ObjectStreamException
{ return triple; }
}