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ASF GitHub Bot commented on RYA-303: ------------------------------------ Github user isper3at commented on a diff in the pull request: https://github.com/apache/incubator-rya/pull/172#discussion_r127528567 --- Diff: extras/indexing/src/main/java/org/apache/rya/indexing/mongodb/pcj/PcjQueryNode.java --- @@ -0,0 +1,184 @@ +/** + * 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.rya.indexing.mongodb.pcj; + +import static com.google.common.base.Preconditions.checkNotNull; + +import java.util.Collection; +import java.util.Collections; +import java.util.HashSet; + +import org.apache.accumulo.core.client.AccumuloException; +import org.apache.accumulo.core.client.AccumuloSecurityException; +import org.apache.accumulo.core.client.TableNotFoundException; +import org.apache.accumulo.core.security.Authorizations; +import org.apache.hadoop.conf.Configuration; +import org.apache.rya.api.utils.IteratorWrapper; +import org.apache.rya.indexing.external.tupleSet.ExternalTupleSet; +import org.apache.rya.indexing.external.tupleSet.ParsedQueryUtil; +import org.apache.rya.indexing.pcj.matching.PCJOptimizerUtilities; +import org.apache.rya.indexing.pcj.storage.PcjException; +import org.apache.rya.indexing.pcj.storage.PrecomputedJoinStorage.CloseableIterator; +import org.apache.rya.indexing.pcj.storage.PrecomputedJoinStorage.PCJStorageException; +import org.apache.rya.indexing.pcj.storage.mongo.MongoPcjDocuments; +import org.apache.rya.rdftriplestore.evaluation.ExternalBatchingIterator; +import org.openrdf.query.BindingSet; +import org.openrdf.query.MalformedQueryException; +import org.openrdf.query.QueryEvaluationException; +import org.openrdf.query.algebra.Projection; +import org.openrdf.query.algebra.TupleExpr; +import org.openrdf.query.parser.ParsedTupleQuery; +import org.openrdf.query.parser.sparql.SPARQLParser; +import org.openrdf.sail.SailException; + +import com.google.common.base.Optional; +import com.google.common.base.Preconditions; + +import edu.umd.cs.findbugs.annotations.DefaultAnnotation; +import edu.umd.cs.findbugs.annotations.NonNull; +import info.aduna.iteration.CloseableIteration; + +/** + * Indexing Node for PCJs expressions to be inserted into execution plan to + * delegate entity portion of query to {@link MongoPrecomputedJoinIndexer}. + */ +@DefaultAnnotation(NonNull.class) +public class PcjQueryNode extends ExternalTupleSet implements ExternalBatchingIterator { + private final String tablename; + private final PcjIndexer indexer; + private final MongoPcjDocuments pcjDocs; + + /** + * --- End diff -- doc > Mongo PCJ indexer support > ------------------------- > > Key: RYA-303 > URL: https://issues.apache.org/jira/browse/RYA-303 > Project: Rya > Issue Type: Improvement > Reporter: Andrew Smith > Assignee: Andrew Smith > -- This message was sent by Atlassian JIRA (v6.4.14#64029)