| /** |
| * 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.streams.api.interactor.defaults; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| import java.util.UUID; |
| |
| import org.apache.rya.streams.api.exception.RyaStreamsException; |
| import org.apache.rya.streams.api.interactor.StartQuery; |
| import org.apache.rya.streams.api.queries.QueryRepository; |
| |
| import edu.umd.cs.findbugs.annotations.DefaultAnnotation; |
| import edu.umd.cs.findbugs.annotations.NonNull; |
| |
| /** |
| * Start a query that is managed by Rya Streams. |
| */ |
| @DefaultAnnotation(NonNull.class) |
| public class DefaultStartQuery implements StartQuery { |
| |
| private final QueryRepository repository; |
| |
| /** |
| * Constructs an instance of {@link DefaultStartQuery}. |
| * |
| * @param repository - The {@link QueryRepository} that will be interacted with. (not null) |
| */ |
| public DefaultStartQuery(final QueryRepository repository) { |
| this.repository = requireNonNull(repository); |
| } |
| |
| @Override |
| public void start(final UUID queryId) throws RyaStreamsException { |
| requireNonNull(queryId); |
| repository.updateIsActive(queryId, true); |
| } |
| } |