| /* |
| * 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.geode.kafka.sink; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.geode.kafka.GeodeConnectorConfig; |
| import org.apache.kafka.common.config.ConfigDef; |
| import org.apache.kafka.connect.connector.Task; |
| import org.apache.kafka.connect.sink.SinkConnector; |
| |
| public class GeodeKafkaSink extends SinkConnector { |
| private static final ConfigDef CONFIG_DEF = new ConfigDef(); |
| private Map<String, String> sharedProps; |
| |
| @Override |
| public void start(Map<String, String> props) { |
| sharedProps = computeMissingConfigurations(props); |
| } |
| |
| @Override |
| public Class<? extends Task> taskClass() { |
| return GeodeKafkaSinkTask.class; |
| } |
| |
| @Override |
| public List<Map<String, String>> taskConfigs(int maxTasks) { |
| List<Map<String, String>> taskConfigs = new ArrayList<>(); |
| |
| // All tasks will build up the topic to regions map. A few might not use certain keys but we |
| // have no control over partitioning in kafka and which tasks will fire |
| for (int i = 0; i < maxTasks; i++) { |
| Map<String, String> taskProps = new HashMap<>(); |
| taskProps.putAll(sharedProps); |
| taskProps.put(GeodeConnectorConfig.TASK_ID, "" + i); |
| taskConfigs.add(taskProps); |
| } |
| |
| return taskConfigs; |
| } |
| |
| @Override |
| public void stop() { |
| |
| } |
| |
| @Override |
| public ConfigDef config() { |
| return CONFIG_DEF; |
| } |
| |
| @Override |
| public String version() { |
| // TODO |
| return "unknown"; |
| } |
| |
| |
| private Map<String, String> computeMissingConfigurations(Map<String, String> props) { |
| props.computeIfAbsent( |
| GeodeConnectorConfig.LOCATORS, (key) -> GeodeConnectorConfig.DEFAULT_LOCATOR); |
| props.computeIfAbsent( |
| GeodeSinkConnectorConfig.NULL_VALUES_MEAN_REMOVE, (key) -> GeodeSinkConnectorConfig.DEFAULT_NULL_VALUES_MEAN_REMOVE); |
| return props; |
| } |
| } |