| package org.apache.rya.api.persist.query; |
| |
| /* |
| * 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. |
| */ |
| |
| |
| |
| import com.google.common.base.Preconditions; |
| import com.google.common.collect.Iterables; |
| import org.apache.rya.api.domain.RyaStatement; |
| |
| /** |
| * Query domain object contains the query to run as a {@link org.apache.rya.api.domain.RyaStatement} and options for running the query |
| */ |
| public class BatchRyaQuery extends RyaQueryOptions { |
| |
| //queries |
| private Iterable<RyaStatement> queries; |
| |
| //maximum number of ranges before we use a batchScanner |
| private int maxRanges = 2; |
| |
| public BatchRyaQuery(Iterable<RyaStatement> queries) { |
| Preconditions.checkNotNull(queries, "RyaStatement queries cannot be null"); |
| this.queries = queries; |
| } |
| |
| public static RyaBatchQueryBuilder builder(Iterable<RyaStatement> queries) { |
| return new RyaBatchQueryBuilder(queries); |
| } |
| |
| public static class RyaBatchQueryBuilder extends RyaOptionsBuilder<RyaBatchQueryBuilder> { |
| private BatchRyaQuery ryaQuery; |
| |
| public RyaBatchQueryBuilder(Iterable<RyaStatement> queries) { |
| this(new BatchRyaQuery(queries)); |
| } |
| |
| public RyaBatchQueryBuilder(BatchRyaQuery query) { |
| super(query); |
| this.ryaQuery = query; |
| } |
| |
| public RyaBatchQueryBuilder setMaxRanges(int maxRanges) { |
| ryaQuery.setMaxRanges(maxRanges); |
| return this; |
| } |
| |
| public BatchRyaQuery build() { |
| return ryaQuery; |
| } |
| } |
| |
| public Iterable<RyaStatement> getQueries() { |
| return queries; |
| } |
| |
| public void setQueries(Iterable<RyaStatement> queries) { |
| this.queries = queries; |
| } |
| |
| public int getMaxRanges() { |
| return maxRanges; |
| } |
| |
| public void setMaxRanges(int maxRanges) { |
| this.maxRanges = maxRanges; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| if (!super.equals(o)) return false; |
| |
| BatchRyaQuery that = (BatchRyaQuery) o; |
| |
| return queries != null ? queries.equals(that.queries) : that.queries == null; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = super.hashCode(); |
| result = 31 * result + (queries != null ? queries.hashCode() : 0); |
| return result; |
| } |
| |
| @Override |
| public String toString() { |
| return "BatchRyaQuery{" + |
| "queries=" + Iterables.toString(queries) + |
| "options={" + super.toString() + |
| '}' + |
| '}'; |
| } |
| } |