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ASF GitHub Bot commented on RYA-487: ------------------------------------ Github user ejwhite922 commented on a diff in the pull request: https://github.com/apache/incubator-rya/pull/296#discussion_r187629391 --- Diff: extras/kafka.connect/accumulo/src/main/java/org/apache/rya/kafka/connect/accumulo/AccumuloRyaSinkTask.java --- @@ -0,0 +1,111 @@ +/** + * 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.kafka.connect.accumulo; + +import static java.util.Objects.requireNonNull; + +import java.util.Map; + +import org.apache.accumulo.core.client.AccumuloException; +import org.apache.accumulo.core.client.AccumuloSecurityException; +import org.apache.accumulo.core.client.Connector; +import org.apache.accumulo.core.client.Instance; +import org.apache.accumulo.core.client.ZooKeeperInstance; +import org.apache.accumulo.core.client.security.tokens.PasswordToken; +import org.apache.kafka.connect.errors.ConnectException; +import org.apache.rya.accumulo.AccumuloRdfConfiguration; +import org.apache.rya.api.client.RyaClient; +import org.apache.rya.api.client.RyaClientException; +import org.apache.rya.api.client.accumulo.AccumuloConnectionDetails; +import org.apache.rya.api.client.accumulo.AccumuloRyaClientFactory; +import org.apache.rya.api.persist.RyaDAOException; +import org.apache.rya.kafka.connect.api.sink.RyaSinkTask; +import org.apache.rya.rdftriplestore.inference.InferenceEngineException; +import org.apache.rya.sail.config.RyaSailFactory; +import org.eclipse.rdf4j.sail.Sail; +import org.eclipse.rdf4j.sail.SailException; + +import edu.umd.cs.findbugs.annotations.DefaultAnnotation; +import edu.umd.cs.findbugs.annotations.NonNull; + +/** + * A {@link RyaSinkTask} that uses the Accumulo implementation of Rya to store data. + */ +@DefaultAnnotation(NonNull.class) +public class AccumuloRyaSinkTask extends RyaSinkTask { + + @Override + protected void checkRyaInstanceExists(final Map<String, String> taskConfig) throws ConnectException { + requireNonNull(taskConfig); + + // Parse the configuration object. + final AccumuloRyaSinkConfig config = new AccumuloRyaSinkConfig(taskConfig); + + // Connect to the instance of Accumulo. + final Connector connector; + try { + final Instance instance = new ZooKeeperInstance(config.getClusterName(), config.getZookeepers()); + connector = instance.getConnector(config.getUsername(), new PasswordToken( config.getPassword() )); + } catch (AccumuloException | AccumuloSecurityException e) { + throw new ConnectException("Could not create a Connector to the configured Accumulo instance.", e); + } + + // Use a RyaClient to see if the configured instance exists. + try { + final AccumuloConnectionDetails connectionDetails = new AccumuloConnectionDetails( + config.getUsername(), + config.getPassword().toCharArray(), + config.getClusterName(), + config.getZookeepers()); + final RyaClient client = AccumuloRyaClientFactory.build(connectionDetails, connector); + + if(!client.getInstanceExists().exists( config.getRyaInstanceName() )) { + throw new ConnectException("The Rya Instance named " + + config.getRyaInstanceName() + " has not been installed."); + } + + } catch (final RyaClientException e) { + throw new ConnectException("Unable to determine if the Rya Instance named " + + config.getRyaInstanceName() + " has been installed.", e); --- End diff -- same > Kafka Connect Rya Sink > ---------------------- > > Key: RYA-487 > URL: https://issues.apache.org/jira/browse/RYA-487 > Project: Rya > Issue Type: New Feature > Affects Versions: 4.0.0 > Reporter: Kevin Chilton > Assignee: Kevin Chilton > Priority: Major > Fix For: 4.0.0 > > > Implement a Kafka Connect Sink that writes to Rya. > This sink does not have to handle visibilities. -- This message was sent by Atlassian JIRA (v7.6.3#76005)