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Posted to commits@jena.apache.org by an...@apache.org on 2011/08/16 22:00:08 UTC
svn commit: r1158432 - in
/incubator/jena/Experimental/TxTDB/trunk/src-dev/tx: DatasetGraphX.java
TransactionLifecycle.java
Author: andy
Date: Tue Aug 16 20:00:08 2011
New Revision: 1158432
URL: http://svn.apache.org/viewvc?rev=1158432&view=rev
Log:
Sketching final API.
Added:
incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java (with props)
incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java (with props)
Added: incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java
URL: http://svn.apache.org/viewvc/incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java?rev=1158432&view=auto
==============================================================================
--- incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java (added)
+++ incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java Tue Aug 16 20:00:08 2011
@@ -0,0 +1,165 @@
+/**
+ * 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 tx;
+
+import java.util.Iterator ;
+
+import com.hp.hpl.jena.graph.Graph ;
+import com.hp.hpl.jena.graph.Node ;
+import com.hp.hpl.jena.shared.Lock ;
+import com.hp.hpl.jena.sparql.core.Quad ;
+import com.hp.hpl.jena.sparql.util.Context ;
+import com.hp.hpl.jena.tdb.DatasetGraphTxn ;
+import com.hp.hpl.jena.tdb.ReadWrite ;
+import com.hp.hpl.jena.tdb.StoreConnection ;
+import com.hp.hpl.jena.tdb.base.file.Location ;
+
+public class DatasetGraphX implements TransactionLifecycle
+{
+ // DatasetGraphWrapper with mutable DatasetGraph
+ private DatasetGraphTxn dsg = null ;
+ private ReadWrite ReadWrite = null ;
+ private final Location location ;
+ private final StoreConnection sConn ;
+
+
+ @Override
+ public void begin(ReadWrite readWrite)
+ {
+ checkNotInTransaction() ;
+ dsg = sConn.begin(readWrite) ;
+ }
+
+ @Override
+ public void commit()
+ {
+ checkInTransaction() ;
+ dsg.commit() ;
+ }
+
+ @Override
+ public void abort()
+ {
+ checkInTransaction() ;
+ dsg.abort() ;
+ }
+
+ private void checkInTransaction()
+ {}
+
+ private void checkNotInTransaction()
+ {}
+
+ // For each operation, checkInTransaction()
+
+ public DatasetGraphX(Location location)
+ {
+ this.location = location ;
+ sConn = StoreConnection.make(location) ;
+ }
+
+ //@Override
+ public boolean containsGraph(Node graphNode)
+ { return dsg.containsGraph(graphNode) ; }
+
+ //@Override
+ public Graph getDefaultGraph()
+ { return dsg.getDefaultGraph(); }
+
+ //@Override
+ public Graph getGraph(Node graphNode)
+ { return dsg.getGraph(graphNode) ; }
+
+ public void addGraph(Node graphName, Graph graph)
+ { dsg.addGraph(graphName, graph) ; }
+
+ public void removeGraph(Node graphName)
+ { dsg.removeGraph(graphName) ; }
+
+ public void setDefaultGraph(Graph g)
+ { dsg.setDefaultGraph(g) ; }
+
+ //@Override
+ public Lock getLock()
+ { return dsg.getLock() ; }
+
+ //@Override
+ public Iterator<Node> listGraphNodes()
+ { return dsg.listGraphNodes() ; }
+
+ //@Override
+ public void add(Quad quad)
+ { dsg.add(quad) ; }
+
+ //@Override
+ public void delete(Quad quad)
+ { dsg.delete(quad) ; }
+
+ //@Override
+ public void add(Node g, Node s, Node p, Node o)
+ { dsg.add(g, s, p, o) ; }
+
+ //@Override
+ public void delete(Node g, Node s, Node p, Node o)
+ { dsg.delete(g, s, p, o) ; }
+
+ public void deleteAny(Node g, Node s, Node p, Node o)
+ { dsg.deleteAny(g, s, p, o) ; }
+
+ //@Override
+ public boolean isEmpty()
+ { return dsg.isEmpty() ; }
+
+ //@Override
+ public Iterator<Quad> find()
+ { return dsg.find() ; }
+
+ //@Override
+ public Iterator<Quad> find(Quad quad)
+ { return dsg.find(quad) ; }
+
+ //@Override
+ public Iterator<Quad> find(Node g, Node s, Node p, Node o)
+ { return dsg.find(g, s, p, o) ; }
+
+ //@Override
+ public Iterator<Quad> findNG(Node g, Node s, Node p, Node o)
+ { return dsg.findNG(g, s, p, o) ; }
+
+ //@Override
+ public boolean contains(Quad quad)
+ { return dsg.contains(quad) ; }
+
+ //@Override
+ public boolean contains(Node g, Node s, Node p, Node o)
+ { return dsg.contains(g, s, p, o) ; }
+
+ //@Override
+ public Context getContext()
+ { return dsg.getContext() ; }
+
+ //@Override
+ public long size()
+ { return dsg.size() ; }
+
+ //@Override
+ public void close()
+ { dsg.close() ; }
+}
+
Propchange: incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/DatasetGraphX.java
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Added: incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java
URL: http://svn.apache.org/viewvc/incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java?rev=1158432&view=auto
==============================================================================
--- incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java (added)
+++ incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java Tue Aug 16 20:00:08 2011
@@ -0,0 +1,28 @@
+/**
+ * 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 tx;
+
+import com.hp.hpl.jena.tdb.ReadWrite ;
+
+interface TransactionLifecycle
+{
+ public void begin(ReadWrite readWrite) ;
+ public void commit() ;
+ public void abort() ;
+}
Propchange: incubator/jena/Experimental/TxTDB/trunk/src-dev/tx/TransactionLifecycle.java
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