| /* |
| * 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.pcj.fluo.client.util; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.rya.api.client.CreatePCJ.QueryType; |
| import org.apache.rya.indexing.pcj.fluo.api.GetQueryReport.QueryReport; |
| import org.apache.rya.indexing.pcj.fluo.app.query.ConstructQueryMetadata; |
| import org.apache.rya.indexing.pcj.fluo.app.query.FilterMetadata; |
| import org.apache.rya.indexing.pcj.fluo.app.query.FluoQuery; |
| import org.apache.rya.indexing.pcj.fluo.app.query.JoinMetadata; |
| import org.apache.rya.indexing.pcj.fluo.app.query.ProjectionMetadata; |
| import org.apache.rya.indexing.pcj.fluo.app.query.QueryMetadata; |
| import org.apache.rya.indexing.pcj.fluo.app.query.StatementPatternMetadata; |
| import org.apache.rya.indexing.pcj.fluo.client.util.Report.ReportItem; |
| import org.eclipse.rdf4j.query.parser.ParsedQuery; |
| import org.eclipse.rdf4j.query.parser.sparql.SPARQLParser; |
| import org.eclipse.rdf4j.queryrender.sparql.SPARQLQueryRenderer; |
| |
| import edu.umd.cs.findbugs.annotations.DefaultAnnotation; |
| import edu.umd.cs.findbugs.annotations.NonNull; |
| |
| /** |
| * Pretty renders a {@link QueryReport}. |
| */ |
| @DefaultAnnotation(NonNull.class) |
| public class QueryReportRenderer { |
| |
| /** |
| * Pretty render a {@link QueryReport}. |
| * |
| * @param queryReport - The report that will be rendered. (not null) |
| * @return A pretty render of the report. |
| * @throws Exception Indicates the SPARQL could not be rendered for some reason. |
| */ |
| public String render(final QueryReport queryReport) throws Exception { |
| checkNotNull(queryReport); |
| |
| final Report.Builder builder = Report.builder(); |
| |
| final FluoQuery metadata = queryReport.getFluoQuery(); |
| |
| QueryMetadata queryMetadata = metadata.getQueryMetadata(); |
| builder.appendItem( new ReportItem("") ); |
| |
| builder.appendItem(new ReportItem("QUERY NODE")); |
| builder.appendItem(new ReportItem("Node ID", queryMetadata.getNodeId())); |
| builder.appendItem(new ReportItem("Variable Order", queryMetadata.getVariableOrder().toString())); |
| builder.appendItem( new ReportItem("SPARQL", queryMetadata.getSparql()) ); |
| builder.appendItem(new ReportItem("Child Node ID", queryMetadata.getChildNodeId())); |
| builder.appendItem(new ReportItem("Count", "" + queryReport.getCount(queryMetadata.getNodeId()))); |
| |
| |
| |
| if (metadata.getQueryType() == QueryType.CONSTRUCT) { |
| builder.appendItem( new ReportItem("") ); |
| |
| final ConstructQueryMetadata constructMetadata = metadata.getConstructQueryMetadata().get(); |
| builder.appendItem(new ReportItem("CONSTRUCT QUERY NODE")); |
| builder.appendItem(new ReportItem("Node ID", constructMetadata.getNodeId())); |
| builder.appendItem(new ReportItem("Variable Order", constructMetadata.getVariableOrder().toString())); |
| builder.appendItem( new ReportItem("Parent Node ID", constructMetadata.getParentNodeId()) ); |
| builder.appendItem(new ReportItem("Child Node ID", constructMetadata.getChildNodeId())); |
| builder.appendItem(new ReportItem("Construct Graph", constructMetadata.getConstructGraph().toString())); |
| builder.appendItem(new ReportItem("Count", "" + queryReport.getCount(constructMetadata.getNodeId()))); |
| } |
| |
| for (ProjectionMetadata projectionMetadata : metadata.getProjectionMetadata()) { |
| builder.appendItem( new ReportItem("") ); |
| |
| builder.appendItem(new ReportItem("PROJECTION NODE")); |
| builder.appendItem(new ReportItem("Node ID", projectionMetadata.getNodeId())); |
| builder.appendItem(new ReportItem("Variable Order", projectionMetadata.getVariableOrder().toString())); |
| builder.appendItem( new ReportItem("Parent Node ID", projectionMetadata.getParentNodeId()) ); |
| builder.appendItem(new ReportItem("Child Node ID", projectionMetadata.getChildNodeId())); |
| builder.appendItem(new ReportItem("Count", "" + queryReport.getCount(projectionMetadata.getNodeId()))); |
| } |
| |
| for(final FilterMetadata filterMetadata : metadata.getFilterMetadata()) { |
| builder.appendItem( new ReportItem("") ); |
| |
| builder.appendItem( new ReportItem("FILTER NODE") ); |
| builder.appendItem( new ReportItem("Node ID", filterMetadata.getNodeId()) ); |
| builder.appendItem( new ReportItem("Variable Order", filterMetadata.getVariableOrder().toString()) ); |
| builder.appendItem( new ReportItem("Filter SPARQL", prettyFormatSparql( filterMetadata.getFilterSparql()))); |
| builder.appendItem( new ReportItem("Parent Node ID", filterMetadata.getParentNodeId()) ); |
| builder.appendItem( new ReportItem("Child Node ID", filterMetadata.getChildNodeId()) ); |
| builder.appendItem( new ReportItem("Count", "" + queryReport.getCount(filterMetadata.getNodeId())) ); |
| } |
| |
| for(final JoinMetadata joinMetadata : metadata.getJoinMetadata()) { |
| builder.appendItem( new ReportItem("") ); |
| |
| builder.appendItem( new ReportItem("JOIN NODE") ); |
| builder.appendItem( new ReportItem("Node ID", joinMetadata.getNodeId()) ); |
| builder.appendItem( new ReportItem("Variable Order", joinMetadata.getVariableOrder().toString()) ); |
| builder.appendItem( new ReportItem("Parent Node ID", joinMetadata.getParentNodeId()) ); |
| builder.appendItem( new ReportItem("Left Child Node ID", joinMetadata.getLeftChildNodeId()) ); |
| builder.appendItem( new ReportItem("Right Child Node ID", joinMetadata.getRightChildNodeId()) ); |
| builder.appendItem( new ReportItem("Count", "" + queryReport.getCount(joinMetadata.getNodeId())) ); |
| } |
| |
| for(final StatementPatternMetadata spMetadata : metadata.getStatementPatternMetadata()) { |
| builder.appendItem( new ReportItem("") ); |
| |
| builder.appendItem( new ReportItem("STATEMENT PATTERN NODE") ); |
| builder.appendItem( new ReportItem("Node ID", spMetadata.getNodeId()) ); |
| builder.appendItem( new ReportItem("Variable Order", spMetadata.getVariableOrder().toString()) ); |
| builder.appendItem( new ReportItem("Statement Pattern", spMetadata.getStatementPattern()) ); |
| builder.appendItem( new ReportItem("Parent Node ID", spMetadata.getParentNodeId()) ); |
| builder.appendItem( new ReportItem("Count", "" + queryReport.getCount(spMetadata.getNodeId())) ); |
| } |
| |
| return builder.build().toString(); |
| } |
| |
| private String[] prettyFormatSparql(final String sparql) throws Exception { |
| final SPARQLParser parser = new SPARQLParser(); |
| final SPARQLQueryRenderer renderer = new SPARQLQueryRenderer(); |
| final ParsedQuery pq = parser.parseQuery(sparql, null); |
| final String prettySparql = renderer.render(pq); |
| final String[] sparqlLines = StringUtils.split(prettySparql, '\n'); |
| return sparqlLines; |
| } |
| } |