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TestModelGenerator.java
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TestModelGenerator.java
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/*******************************************************************************
* Copyright (c) 2019 Eclipse RDF4J contributors.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Distribution License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*******************************************************************************/
package org.eclipse.rdf4j.model;
import java.util.List;
import java.util.Set;
import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
import com.google.common.collect.testing.SampleElements;
import com.google.common.collect.testing.TestSetGenerator;
/**
* Creates Models, containing sample {@link Statement}s, for use in Java Collection Framework conformance testing.
*
* @author Jeen Broekstra
* @see ModelCollectionTest
*/
public class TestModelGenerator implements TestSetGenerator<Statement> {
private final ModelFactory mf;
private final ValueFactory vf;
private final Statement st0, st1, st2, st3, st4;
public TestModelGenerator(ModelFactory factory) {
super();
this.mf = factory;
this.vf = SimpleValueFactory.getInstance();
this.st0 = vf.createStatement(vf.createIRI("foo:s0"), vf.createIRI("foo:p0"), vf.createIRI("foo:o0"));
this.st1 = vf.createStatement(vf.createIRI("foo:s1"), vf.createIRI("foo:p1"), vf.createIRI("foo:o1"));
this.st2 = vf.createStatement(vf.createIRI("foo:s2"), vf.createIRI("foo:p2"), vf.createIRI("foo:o2"));
this.st3 = vf.createStatement(vf.createIRI("foo:s3"), vf.createIRI("foo:p3"), vf.createIRI("foo:o3"));
this.st4 = vf.createStatement(vf.createIRI("foo:s4"), vf.createIRI("foo:p4"), vf.createIRI("foo:o4"));
}
@Override
public SampleElements<Statement> samples() {
return new SampleElements<>(st0, st1, st2, st3, st4);
}
@Override
public Statement[] createArray(int length) {
return new Statement[length];
}
@Override
public Iterable<Statement> order(List<Statement> insertionOrder) {
return insertionOrder;
}
@Override
public Set<Statement> create(Object... elements) {
Model m = mf.createEmptyModel();
for (Object e : elements) {
m.add((Statement) e);
}
return m;
}
}