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Posted to commits@commonsrdf.apache.org by st...@apache.org on 2016/07/08 14:18:29 UTC
[2/2] incubator-commonsrdf git commit: GeneralizedQuadImpl common for
QuadImpl and TripleImpl
GeneralizedQuadImpl common for QuadImpl and TripleImpl
Project: http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/commit/a3cb3b13
Tree: http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/tree/a3cb3b13
Diff: http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/diff/a3cb3b13
Branch: refs/heads/jena
Commit: a3cb3b13a74aede64603dd651b5e549b89bc4a60
Parents: 76dbe50
Author: Stian Soiland-Reyes <st...@apache.org>
Authored: Fri Jul 8 15:16:47 2016 +0100
Committer: Stian Soiland-Reyes <st...@apache.org>
Committed: Fri Jul 8 15:18:17 2016 +0100
----------------------------------------------------------------------
.../org/apache/commons/rdf/jena/JenaQuad.java | 8 +-
.../apache/commons/rdf/jena/JenaQuadLike.java | 35 +++++
.../commons/rdf/jena/JenaRDFParserBuilder.java | 38 ++++++
.../commons/rdf/jena/JenaRDFTermFactory.java | 70 +++++++++-
.../rdf/jena/impl/GeneralizedQuadImpl.java | 136 +++++++++++++++++++
.../rdf/jena/impl/GeneralizedTripleImpl.java | 74 ----------
.../commons/rdf/jena/impl/JenaFactory.java | 21 ++-
.../apache/commons/rdf/jena/impl/QuadImpl.java | 82 ++---------
.../commons/rdf/jena/impl/TripleImpl.java | 57 ++------
9 files changed, 326 insertions(+), 195 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuad.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuad.java b/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuad.java
index 7fdb658..45d9d2c 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuad.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuad.java
@@ -18,9 +18,11 @@
package org.apache.commons.rdf.jena;
-import org.apache.jena.sparql.core.Quad;
+import org.apache.commons.rdf.api.BlankNodeOrIRI;
+import org.apache.commons.rdf.api.IRI;
+import org.apache.commons.rdf.api.RDFTerm;
/** Access the Jena quad backing this object */
-public interface JenaQuad extends org.apache.commons.rdf.api.Quad {
- public Quad asJenaQuad();
+public interface JenaQuad extends org.apache.commons.rdf.api.Quad,
+ JenaQuadLike<BlankNodeOrIRI,IRI,RDFTerm,BlankNodeOrIRI> {
}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuadLike.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuadLike.java b/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuadLike.java
new file mode 100644
index 0000000..015e8c9
--- /dev/null
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/JenaQuadLike.java
@@ -0,0 +1,35 @@
+/**
+ * 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.commons.rdf.jena;
+
+import org.apache.commons.rdf.api.QuadLike;
+import org.apache.commons.rdf.api.RDFTerm;
+import org.apache.jena.sparql.core.Quad;
+
+/** Access the Jena quad backing this object */
+public interface JenaQuadLike<S extends RDFTerm, P extends RDFTerm, O extends RDFTerm, G extends RDFTerm>
+ extends JenaTripleLike<S,P,O>, QuadLike<S,P,O,G> {
+
+ /**
+ * Return the adapted Jena quad
+ *
+ * @return Adapted Jena {@link Quad}.
+ */
+ public Quad asJenaQuad();
+}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFParserBuilder.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFParserBuilder.java b/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFParserBuilder.java
index 9b5ac29..2149932 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFParserBuilder.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFParserBuilder.java
@@ -21,10 +21,14 @@ package org.apache.commons.rdf.jena;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
+import java.util.function.Consumer;
import org.apache.commons.rdf.api.IRI;
+import org.apache.commons.rdf.api.QuadLike;
import org.apache.commons.rdf.api.RDFParserBuilder;
+import org.apache.commons.rdf.api.RDFTerm;
import org.apache.commons.rdf.api.RDFTermFactory;
+import org.apache.commons.rdf.api.TripleLike;
import org.apache.commons.rdf.simple.AbstractRDFParserBuilder;
import org.apache.jena.graph.Graph;
import org.apache.jena.riot.Lang;
@@ -34,16 +38,44 @@ import org.apache.jena.riot.system.StreamRDFLib;
public class JenaRDFParserBuilder extends AbstractRDFParserBuilder<JenaRDFParserBuilder> implements RDFParserBuilder {
+ private Consumer<TripleLike<RDFTerm, RDFTerm, RDFTerm>> generalizedConsumerTriple;
+ private Consumer<QuadLike<RDFTerm, RDFTerm, RDFTerm, RDFTerm>> generalizedConsumerQuad;
+
protected RDFTermFactory createRDFTermFactory() {
return new JenaRDFTermFactory();
}
+ public JenaRDFParserBuilder targetGeneralizedTriple(Consumer<TripleLike<RDFTerm,RDFTerm,RDFTerm>> consumer) {
+ JenaRDFParserBuilder c = this.clone();
+ c.resetTarget();
+ c.generalizedConsumerTriple = consumer;
+ return c;
+ }
+
+ public JenaRDFParserBuilder targetGeneralizedQuad(Consumer<QuadLike<RDFTerm,RDFTerm,RDFTerm,RDFTerm>> consumer) {
+ JenaRDFParserBuilder c = this.clone();
+ c.resetTarget();
+ c.generalizedConsumerQuad = consumer;
+ return c;
+ }
+
+ @Override
+ protected void resetTarget() {
+ super.resetTarget();
+ this.generalizedConsumerTriple = null;
+ this.generalizedConsumerQuad = null;
+ }
+
@Override
protected void parseSynchronusly() throws IOException {
StreamRDF dest;
if (getTargetGraph().isPresent() && getTargetGraph().get() instanceof JenaGraph) {
Graph jenaGraph = ((JenaGraph) getTargetGraph().get()).asJenaGraph();
dest = StreamRDFLib.graph(jenaGraph);
+ } else if (generalizedConsumerQuad != null) {
+ dest = getJenaFactory().streamJenaToGeneralizedQuad(generalizedConsumerQuad);
+ } else if (generalizedConsumerTriple != null) {
+ dest = getJenaFactory().streamJenaToGeneralizedTriple(generalizedConsumerTriple);
} else {
dest = JenaRDFTermFactory.streamJenaToCommonsRDF(getRdfTermFactory().get(), getTarget());
}
@@ -62,4 +94,10 @@ public class JenaRDFParserBuilder extends AbstractRDFParserBuilder<JenaRDFParser
}
}
+ private JenaRDFTermFactory getJenaFactory() {
+ return (JenaRDFTermFactory) getRdfTermFactory()
+ .filter(JenaRDFTermFactory.class::isInstance)
+ .orElseGet(this::createRDFTermFactory);
+ }
+
}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFTermFactory.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFTermFactory.java b/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFTermFactory.java
index f31173b..12b152e 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFTermFactory.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/JenaRDFTermFactory.java
@@ -28,6 +28,7 @@ import org.apache.commons.rdf.api.Graph;
import org.apache.commons.rdf.api.IRI;
import org.apache.commons.rdf.api.Literal;
import org.apache.commons.rdf.api.Quad;
+import org.apache.commons.rdf.api.QuadLike;
import org.apache.commons.rdf.api.RDFSyntax;
import org.apache.commons.rdf.api.RDFTerm;
import org.apache.commons.rdf.api.RDFTermFactory;
@@ -106,6 +107,12 @@ public final class JenaRDFTermFactory implements RDFTermFactory {
return JenaFactory.createTriple(subject, predicate, object);
}
+ @Override
+ public Quad createQuad(BlankNodeOrIRI graphName, BlankNodeOrIRI subject, IRI predicate, RDFTerm object)
+ throws IllegalArgumentException, UnsupportedOperationException {
+ return JenaFactory.createQuad(subject, predicate, object, graphName);
+ }
+
/**
* Adapt a generalized Jena Triple to a CommonsRDF {@link TripleLike} statement.
* <p>
@@ -280,10 +287,11 @@ public final class JenaRDFTermFactory implements RDFTermFactory {
}
/**
- * Adapt a generalized Jena Triple to a CommonsRDF {@link TripleLike}.
+ * Adapt a generalized Jena {@link org.apache.jena.graph.Triple} to a CommonsRDF {@link TripleLike}.
* <p>
* The generalized triple supports any {@link RDFTerm} as its {@link TripleLike#getSubject()}
- * {@link TripleLike#getPredicate()} or {@link TripleLike#getObject()}.
+ * {@link TripleLike#getPredicate()} or {@link TripleLike#getObject()}, including
+ * the extensions {@link JenaAny} and {@link JenaVariable}.
* <p>
* If the Jena triple contains any {@link Node#isBlank()}, then any corresponding
* {@link BlankNode} will use a {@link UUID} salt from this
@@ -305,6 +313,38 @@ public final class JenaRDFTermFactory implements RDFTermFactory {
public JenaTripleLike<RDFTerm, RDFTerm, RDFTerm> fromJenaGeneralized(org.apache.jena.graph.Triple triple) throws ConversionException {
return JenaFactory.fromJenaGeneralized(triple, salt);
}
+
+ /**
+ * Adapt a generalized Jena {@link org.apache.jena.sparql.core.Quad} to a CommonsRDF {@link QuadLike}.
+ * <p>
+ * The generalized quad supports any {@link RDFTerm} as its
+ * {@link QuadLike#getGraphName()},
+ * {@link QuadLike#getSubject()}
+ * {@link QuadLike#getPredicate()} or
+ * {@link QuadLike#getObject()}, including
+ * the extensions
+ * {@link JenaAny} and {@link JenaVariable}.
+ * <p>
+ * If the Jena quad contains any {@link Node#isBlank()}, then any corresponding
+ * {@link BlankNode} will use a {@link UUID} salt from this
+ * {@link JenaRDFTermFactory} instance in combination with
+ * {@link Node#getBlankNodeId()} for the purpose of its
+ * {@link BlankNode#uniqueReference()}.
+ *
+ * @see #fromJena(org.apache.jena.graph.Quad, UUID)
+ * @see #fromJena(RDFTermFactory, org.apache.jena.graph.Quad)
+ *
+ * @param quad
+ * Jena quad
+ * @return Adapted {@link QuadLike}. Note that the generalized quad does
+ * <strong>not</strong> implement {@link Quad#equals(Object)} or
+ * {@link Quad#hashCode()}.
+ * @throws ConversionException
+ * if any of the quad nodes are not concrete
+ */
+ public JenaQuadLike<RDFTerm, RDFTerm, RDFTerm, RDFTerm> fromJenaGeneralized(org.apache.jena.sparql.core.Quad quad) throws ConversionException {
+ return JenaFactory.fromJenaGeneralized(quad, salt);
+ }
/**
@@ -465,8 +505,34 @@ public final class JenaRDFTermFactory implements RDFTermFactory {
}
};
}
+
+ /**
+ * Create a {@link StreamRDF} that inserts into any RDFCommons
+ * implementation of Graph
+ */
+ public StreamRDF streamJenaToGeneralizedTriple(Consumer<TripleLike<RDFTerm, RDFTerm, RDFTerm>> generalizedConsumer) {
+ return new StreamRDFBase() {
+ @Override
+ public void triple(org.apache.jena.graph.Triple triple) {
+ generalizedConsumer.accept(fromJenaGeneralized(triple));
+ }
+ };
+ }
/**
+ * Create a {@link StreamRDF} that inserts into any RDFCommons
+ * implementation of Graph
+ */
+ public StreamRDF streamJenaToGeneralizedQuad(Consumer<QuadLike<RDFTerm, RDFTerm, RDFTerm, RDFTerm>> generalizedConsumer) {
+ return new StreamRDFBase() {
+ @Override
+ public void quad(org.apache.jena.sparql.core.Quad quad) {
+ generalizedConsumer.accept(fromJenaGeneralized(quad));
+ }
+ };
+ }
+
+ /**
* Convert a CommonsRDF Graph to a Jena Graph. If the Graph was from Jena
* originally, return that original object else create a copy using Jena
* objects.
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedQuadImpl.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedQuadImpl.java b/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedQuadImpl.java
new file mode 100644
index 0000000..25b148f
--- /dev/null
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedQuadImpl.java
@@ -0,0 +1,136 @@
+/**
+ * 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.commons.rdf.jena.impl;
+
+import java.util.Objects;
+import java.util.Optional;
+import java.util.UUID;
+
+import org.apache.commons.rdf.api.QuadLike;
+import org.apache.commons.rdf.api.RDFTerm;
+import org.apache.commons.rdf.jena.JenaQuad;
+import org.apache.commons.rdf.jena.JenaQuadLike;
+import org.apache.commons.rdf.jena.JenaRDFTermFactory;
+import org.apache.commons.rdf.jena.JenaTriple;
+import org.apache.jena.graph.Triple;
+import org.apache.jena.sparql.core.Quad;
+
+/**
+ * A generalized {@link QuadLike}, backed by a Jena {@link Quad} or {@link Triple}.
+ * <p>
+ * This class does not implement any particular {@link #equals(Object)} or
+ * {@link #hashCode()} but can otherwise be used as a base class for both
+ * a {@link JenaTriple} and a {@link JenaQuad}.
+ *
+ * @see TripleImpl
+ * @see QuadImpl
+ * @see JenaFactory#createGeneralizedTriple(RDFTerm, RDFTerm, RDFTerm)
+ * @see JenaFactory#createGeneralizedQuad(RDFTerm, RDFTerm, RDFTerm, Optional)
+ *
+ */
+public class GeneralizedQuadImpl<S extends RDFTerm, P extends RDFTerm, O extends RDFTerm, G extends RDFTerm> implements JenaQuadLike<S,P,O,G> {
+
+ final Optional<G> graphName;
+ final S subject;
+ final P predicate;
+ final O object;
+ org.apache.jena.sparql.core.Quad quad = null;
+ org.apache.jena.graph.Triple triple = null;
+
+ GeneralizedQuadImpl(S subject, P predicate, O object, Optional<G> graphName) {
+ this.subject = Objects.requireNonNull(subject);
+ this.predicate = Objects.requireNonNull(predicate);
+ this.object = Objects.requireNonNull(object);
+ this.graphName = Objects.requireNonNull(graphName);
+ }
+
+ GeneralizedQuadImpl(S subject, P predicate, O object) {
+ this(subject, predicate, object, Optional.empty());
+ }
+
+ @SuppressWarnings("unchecked")
+ GeneralizedQuadImpl(org.apache.jena.sparql.core.Quad quad, UUID salt) {
+ this.quad = Objects.requireNonNull(quad);
+ this.subject = (S) JenaFactory.fromJena(quad.getSubject(), salt);
+ this.predicate = (P) JenaFactory.fromJena(quad.getPredicate(), salt);
+ this.object = (O)JenaFactory.fromJena(quad.getObject(), salt);
+ this.graphName = Optional.of((G) JenaFactory.fromJena(quad.getGraph(), salt));
+ }
+
+ @SuppressWarnings("unchecked")
+ GeneralizedQuadImpl(org.apache.jena.graph.Triple triple, UUID salt) {
+ this.triple = Objects.requireNonNull(triple);
+ this.subject = (S) JenaFactory.fromJena(triple.getSubject(), salt);
+ this.predicate = (P) JenaFactory.fromJena(triple.getPredicate(), salt);
+ this.object = (O)JenaFactory.fromJena(triple.getObject(), salt);
+ this.graphName = Optional.empty();
+ }
+
+ @Override
+ public org.apache.jena.sparql.core.Quad asJenaQuad() {
+ if (quad == null) {
+ quad = org.apache.jena.sparql.core.Quad.create(
+ JenaRDFTermFactory.toJena(graphName.orElse(null)),
+ JenaRDFTermFactory.toJena(subject),
+ JenaRDFTermFactory.toJena(predicate),
+ JenaRDFTermFactory.toJena(object));
+ }
+ return quad;
+ }
+
+ @Override
+ public org.apache.jena.graph.Triple asJenaTriple() {
+ if (triple == null) {
+ triple = org.apache.jena.graph.Triple.create(JenaRDFTermFactory.toJena(subject),
+ JenaRDFTermFactory.toJena(predicate),
+ JenaRDFTermFactory.toJena(object));
+ }
+ return triple;
+ }
+
+ @Override
+ public S getSubject() {
+ return subject;
+ }
+
+ @Override
+ public P getPredicate() {
+ return predicate;
+ }
+
+ @Override
+ public O getObject() {
+ return object;
+ }
+
+ @Override
+ public Optional<G> getGraphName() {
+ return graphName;
+ }
+
+ @Override
+ public String toString() {
+ // kind of nquad syntax
+ return getSubject().ntriplesString() + " " +
+ getPredicate().ntriplesString() + " "
+ + getObject().ntriplesString() + " " +
+ getGraphName().map(RDFTerm::ntriplesString).orElse("") + ".";
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedTripleImpl.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedTripleImpl.java b/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedTripleImpl.java
deleted file mode 100644
index 97ff7c5..0000000
--- a/jena/src/main/java/org/apache/commons/rdf/jena/impl/GeneralizedTripleImpl.java
+++ /dev/null
@@ -1,74 +0,0 @@
-/**
- * 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.commons.rdf.jena.impl;
-
-import java.util.UUID;
-
-import org.apache.commons.rdf.api.RDFTerm;
-import org.apache.commons.rdf.jena.ConversionException;
-import org.apache.commons.rdf.jena.JenaTripleLike;
-import org.apache.commons.rdf.jena.JenaRDFTermFactory;
-
-public class GeneralizedTripleImpl implements JenaTripleLike<RDFTerm, RDFTerm, RDFTerm> {
- private final RDFTerm object;
- private final RDFTerm predicate;
- private final RDFTerm subject;
- private org.apache.jena.graph.Triple triple = null;
-
- /* package */ GeneralizedTripleImpl(RDFTerm subject, RDFTerm predicate, RDFTerm object) {
- this.subject = subject;
- this.predicate = predicate;
- this.object = object;
- }
-
- /* package */ GeneralizedTripleImpl(org.apache.jena.graph.Triple triple, UUID salt) throws ConversionException {
- this.subject = JenaFactory.fromJena(triple.getSubject(), salt);
- this.predicate = JenaFactory.fromJena(triple.getPredicate(), salt);
- this.object = JenaFactory.fromJena(triple.getObject(), salt);
- this.triple = triple;
- }
-
- @Override
- public org.apache.jena.graph.Triple asJenaTriple() {
- if (triple == null)
- triple = org.apache.jena.graph.Triple.create(JenaRDFTermFactory.toJena(subject),
- JenaRDFTermFactory.toJena(predicate), JenaRDFTermFactory.toJena(object));
- return triple;
- }
- @Override
- public RDFTerm getObject() {
- return object;
- }
-
- @Override
- public RDFTerm getPredicate() {
- return predicate;
- }
-
- @Override
- public RDFTerm getSubject() {
- return subject;
- }
-
- @Override
- public String toString() {
- return getSubject() + " " + getPredicate() + " " + getObject() + " .";
- }
-
-}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/impl/JenaFactory.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/impl/JenaFactory.java b/jena/src/main/java/org/apache/commons/rdf/jena/impl/JenaFactory.java
index 4a6d44b..b685832 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/impl/JenaFactory.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/impl/JenaFactory.java
@@ -18,6 +18,7 @@
package org.apache.commons.rdf.jena.impl;
+import java.util.Optional;
import java.util.UUID;
import org.apache.commons.rdf.api.BlankNode;
@@ -31,6 +32,8 @@ import org.apache.commons.rdf.jena.JenaBlankNode;
import org.apache.commons.rdf.jena.JenaGraph;
import org.apache.commons.rdf.jena.JenaIRI;
import org.apache.commons.rdf.jena.JenaLiteral;
+import org.apache.commons.rdf.jena.JenaQuad;
+import org.apache.commons.rdf.jena.JenaQuadLike;
import org.apache.commons.rdf.jena.JenaRDFTerm;
import org.apache.commons.rdf.jena.JenaTriple;
import org.apache.commons.rdf.jena.JenaTripleLike;
@@ -79,6 +82,10 @@ public class JenaFactory {
public static JenaTriple createTriple(BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
return new TripleImpl(subject, predicate, object);
}
+
+ public static JenaQuad createQuad(BlankNodeOrIRI subject, IRI predicate, RDFTerm object, BlankNodeOrIRI graphName) {
+ return new QuadImpl(subject, predicate, object, Optional.ofNullable(graphName));
+ }
public static JenaVariable createVariable(String name) {
return new VariableImpl(NodeFactory.createVariable(name));
@@ -88,8 +95,12 @@ public class JenaFactory {
return AnyImpl.Singleton.instance;
}
- public static JenaTripleLike<RDFTerm, RDFTerm, RDFTerm> createGeneralizedTriple(RDFTerm subject, RDFTerm predicate, RDFTerm object) {
- return new GeneralizedTripleImpl(subject, predicate, object);
+ public static JenaTripleLike<RDFTerm,RDFTerm,RDFTerm> createGeneralizedTriple(RDFTerm subject, RDFTerm predicate, RDFTerm object) {
+ return new GeneralizedQuadImpl<RDFTerm,RDFTerm,RDFTerm,RDFTerm>(subject, predicate, object);
+ }
+
+ public static JenaQuadLike<RDFTerm,RDFTerm,RDFTerm,RDFTerm> createGeneralizedQuad(RDFTerm subject, RDFTerm predicate, RDFTerm object, RDFTerm graphName) {
+ return new GeneralizedQuadImpl<RDFTerm,RDFTerm,RDFTerm,RDFTerm>(subject, predicate, object, Optional.ofNullable(graphName));
}
public static JenaRDFTerm fromJena(Node node, UUID salt) throws ConversionException {
@@ -131,7 +142,11 @@ public class JenaFactory {
}
public static JenaTripleLike<RDFTerm, RDFTerm, RDFTerm> fromJenaGeneralized(org.apache.jena.graph.Triple triple, UUID salt) {
- return new GeneralizedTripleImpl(triple, salt);
+ return new GeneralizedQuadImpl<RDFTerm,RDFTerm,RDFTerm,RDFTerm>(triple, salt);
+ }
+
+ public static JenaQuadLike<RDFTerm,RDFTerm,RDFTerm,RDFTerm> fromJenaGeneralized(org.apache.jena.sparql.core.Quad quad, UUID salt) {
+ return new GeneralizedQuadImpl<RDFTerm,RDFTerm,RDFTerm,RDFTerm>(quad, salt);
}
public static Quad fromJena(org.apache.jena.sparql.core.Quad quad, UUID salt) {
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/impl/QuadImpl.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/impl/QuadImpl.java b/jena/src/main/java/org/apache/commons/rdf/jena/impl/QuadImpl.java
index 19f154c..d68fcaf 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/impl/QuadImpl.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/impl/QuadImpl.java
@@ -26,56 +26,31 @@ import org.apache.commons.rdf.api.BlankNodeOrIRI;
import org.apache.commons.rdf.api.IRI;
import org.apache.commons.rdf.api.Quad;
import org.apache.commons.rdf.api.RDFTerm;
-import org.apache.commons.rdf.api.Triple;
+import org.apache.commons.rdf.jena.ConversionException;
import org.apache.commons.rdf.jena.JenaQuad;
-import org.apache.commons.rdf.jena.JenaRDFTermFactory;
-public class QuadImpl implements JenaQuad {
+public class QuadImpl extends GeneralizedQuadImpl<BlankNodeOrIRI,IRI,RDFTerm,BlankNodeOrIRI>
+ implements JenaQuad {
- private final Optional<BlankNodeOrIRI> graphName;
- private final RDFTerm object;
- private final IRI predicate;
- private org.apache.jena.sparql.core.Quad quad = null;
- private final BlankNodeOrIRI subject;
-
- /* package */ QuadImpl(Optional<BlankNodeOrIRI> graphName, BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
- this.graphName = Objects.requireNonNull(graphName);
- this.subject = Objects.requireNonNull(subject);
- this.predicate = Objects.requireNonNull(predicate);
- this.object = Objects.requireNonNull(object);
- }
-
- /* package */ QuadImpl(org.apache.jena.sparql.core.Quad quad, UUID salt) {
- this.quad = Objects.requireNonNull(quad);
- this.graphName = Optional.of((BlankNodeOrIRI) JenaFactory.fromJena(quad.getGraph(), salt));
- this.subject = (BlankNodeOrIRI) JenaFactory.fromJena(quad.getSubject(), salt);
- this.predicate = (IRI) JenaFactory.fromJena(quad.getPredicate(), salt);
- this.object = JenaFactory.fromJena(quad.getObject(), salt);
+ QuadImpl(BlankNodeOrIRI subject, IRI predicate, RDFTerm object, Optional<BlankNodeOrIRI> graphName) {
+ super(subject, predicate, object, graphName);
}
- @Override
- public org.apache.jena.sparql.core.Quad asJenaQuad() {
- if (quad == null) {
- quad = org.apache.jena.sparql.core.Quad.create(
- JenaRDFTermFactory.toJena(graphName.orElse(null)),
- JenaRDFTermFactory.toJena(subject),
- JenaRDFTermFactory.toJena(predicate),
- JenaRDFTermFactory.toJena(object));
+ QuadImpl(org.apache.jena.sparql.core.Quad quad, UUID salt) {
+ super(quad, salt);
+ // Check the conversion
+ if ((graphName.isPresent() && ! (graphName.get() instanceof BlankNodeOrIRI)) ||
+ ! (subject instanceof BlankNodeOrIRI) ||
+ ! (predicate instanceof IRI) ||
+ ! (object instanceof RDFTerm)) {
+ throw new ConversionException("Can't adapt generalized quad: " + quad);
}
- return quad;
- }
-
- @Override
- public Triple asTriple() {
- return new TripleImpl(getSubject(), getPredicate(), getObject());
}
@Override
public boolean equals(Object other) {
if (other == this)
return true;
- if (other == null)
- return false;
if (!(other instanceof Quad))
return false;
Quad quad = (Quad) other;
@@ -84,37 +59,8 @@ public class QuadImpl implements JenaQuad {
}
@Override
- public Optional<BlankNodeOrIRI> getGraphName() {
- return graphName;
- }
-
- @Override
- public RDFTerm getObject() {
- return object;
- }
-
- @Override
- public IRI getPredicate() {
- return predicate;
- }
-
- @Override
- public BlankNodeOrIRI getSubject() {
- return subject;
- }
-
- @Override
public int hashCode() {
return Objects.hash(getSubject(), getPredicate(), getObject(), getGraphName());
}
-
- @Override
- public String toString() {
- // kind of nquad syntax
- return getSubject().ntriplesString() + " " +
- getPredicate().ntriplesString() + " "
- + getObject().ntriplesString() + " " +
- getGraphName().map(RDFTerm::ntriplesString).orElse("") + ".";
- }
-
+
}
http://git-wip-us.apache.org/repos/asf/incubator-commonsrdf/blob/a3cb3b13/jena/src/main/java/org/apache/commons/rdf/jena/impl/TripleImpl.java
----------------------------------------------------------------------
diff --git a/jena/src/main/java/org/apache/commons/rdf/jena/impl/TripleImpl.java b/jena/src/main/java/org/apache/commons/rdf/jena/impl/TripleImpl.java
index cadbdf5..9207b38 100644
--- a/jena/src/main/java/org/apache/commons/rdf/jena/impl/TripleImpl.java
+++ b/jena/src/main/java/org/apache/commons/rdf/jena/impl/TripleImpl.java
@@ -27,37 +27,22 @@ import org.apache.commons.rdf.api.RDFTerm;
import org.apache.commons.rdf.api.Triple;
import org.apache.commons.rdf.jena.ConversionException;
import org.apache.commons.rdf.jena.JenaTriple;
-import org.apache.commons.rdf.jena.JenaRDFTermFactory;
-public class TripleImpl implements Triple, JenaTriple {
- private final RDFTerm object;
- private final IRI predicate;
- private final BlankNodeOrIRI subject;
- private org.apache.jena.graph.Triple triple = null;
+public class TripleImpl extends GeneralizedQuadImpl<BlankNodeOrIRI, IRI, RDFTerm, RDFTerm>
+ implements JenaTriple {
- /* package */ TripleImpl(BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
- this.subject = subject;
- this.predicate = predicate;
- this.object = object;
+ TripleImpl(BlankNodeOrIRI subject, IRI predicate, RDFTerm object) {
+ super(subject, predicate, object);
}
- /* package */ TripleImpl(org.apache.jena.graph.Triple triple, UUID salt) throws ConversionException {
- try {
- this.subject = (BlankNodeOrIRI) JenaFactory.fromJena(triple.getSubject(), salt);
- this.predicate = (IRI) JenaFactory.fromJena(triple.getPredicate(), salt);
- } catch (ClassCastException ex) {
- throw new ConversionException("Can't adapt generalized triple: " + triple, ex);
+ TripleImpl(org.apache.jena.graph.Triple triple, UUID salt) throws ConversionException {
+ super(triple, salt);
+ // Check the conversion
+ if (! (subject instanceof BlankNodeOrIRI) ||
+ ! (predicate instanceof IRI) ||
+ ! (object instanceof RDFTerm)) {
+ throw new ConversionException("Can't adapt generalized triple: " + quad);
}
- this.object = JenaFactory.fromJena(triple.getObject(), salt);
- this.triple = triple;
- }
-
- @Override
- public org.apache.jena.graph.Triple asJenaTriple() {
- if (triple == null)
- triple = org.apache.jena.graph.Triple.create(JenaRDFTermFactory.toJena(subject),
- JenaRDFTermFactory.toJena(predicate), JenaRDFTermFactory.toJena(object));
- return triple;
}
@Override
@@ -74,27 +59,9 @@ public class TripleImpl implements Triple, JenaTriple {
}
@Override
- public RDFTerm getObject() {
- return object;
- }
-
- @Override
- public IRI getPredicate() {
- return predicate;
- }
-
- @Override
- public BlankNodeOrIRI getSubject() {
- return subject;
- }
-
- @Override
public int hashCode() {
return Objects.hash(getSubject(), getPredicate(), getObject());
}
- @Override
- public String toString() {
- return getSubject() + " " + getPredicate() + " " + getObject() + " .";
- }
+
}