| /* |
| * 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.app.query; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.apache.rya.indexing.pcj.fluo.app.NodeType; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class QueryBuilderVisitorTest { |
| |
| @Test |
| public void builderTest() { |
| |
| FluoQuery.Builder fluoBuilder = FluoQuery.builder(); |
| |
| String queryId = NodeType.generateNewFluoIdForType(NodeType.QUERY); |
| String projectionId = NodeType.generateNewFluoIdForType(NodeType.PROJECTION); |
| String joinId = NodeType.generateNewFluoIdForType(NodeType.JOIN); |
| String leftSp = NodeType.generateNewFluoIdForType(NodeType.STATEMENT_PATTERN); |
| String rightSp = NodeType.generateNewFluoIdForType(NodeType.STATEMENT_PATTERN); |
| |
| List<String> expected = Arrays.asList(queryId, projectionId, joinId, leftSp, rightSp); |
| |
| QueryMetadata.Builder queryBuilder = QueryMetadata.builder(queryId); |
| queryBuilder.setChildNodeId(projectionId); |
| |
| ProjectionMetadata.Builder projectionBuilder = ProjectionMetadata.builder(projectionId); |
| projectionBuilder.setChildNodeId(joinId); |
| |
| JoinMetadata.Builder joinBuilder = JoinMetadata.builder(joinId); |
| joinBuilder.setLeftChildNodeId(leftSp); |
| joinBuilder.setRightChildNodeId(rightSp); |
| |
| StatementPatternMetadata.Builder left = StatementPatternMetadata.builder(leftSp); |
| StatementPatternMetadata.Builder right = StatementPatternMetadata.builder(rightSp); |
| |
| fluoBuilder.setQueryMetadata(queryBuilder); |
| fluoBuilder.addProjectionBuilder(projectionBuilder); |
| fluoBuilder.addJoinMetadata(joinBuilder); |
| fluoBuilder.addStatementPatternBuilder(left); |
| fluoBuilder.addStatementPatternBuilder(right); |
| |
| QueryBuilderPrinter printer = new QueryBuilderPrinter(fluoBuilder); |
| printer.visit(); |
| Assert.assertEquals(expected, printer.getIds()); |
| } |
| |
| |
| public static class QueryBuilderPrinter extends QueryBuilderVisitorBase { |
| |
| private List<String> ids = new ArrayList<>(); |
| |
| public List<String> getIds() { |
| return ids; |
| } |
| |
| public QueryBuilderPrinter(FluoQuery.Builder builder) { |
| super(builder); |
| } |
| |
| public void visit(QueryMetadata.Builder queryBuilder) { |
| ids.add(queryBuilder.getNodeId()); |
| super.visit(queryBuilder); |
| } |
| |
| public void visit(ProjectionMetadata.Builder projectionBuilder) { |
| ids.add(projectionBuilder.getNodeId()); |
| super.visit(projectionBuilder); |
| } |
| |
| public void visit(JoinMetadata.Builder joinBuilder) { |
| ids.add(joinBuilder.getNodeId()); |
| super.visit(joinBuilder); |
| } |
| |
| public void visit(StatementPatternMetadata.Builder statementBuilder) { |
| ids.add(statementBuilder.getNodeId()); |
| } |
| } |
| |
| } |