| /* |
| * 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.seatunnel.connectors.seatunnel.neo4j.sink; |
| |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_BEARER_TOKEN; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_DATABASE; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_KERBEROS_TICKET; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_MAX_CONNECTION_TIMEOUT; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_MAX_TRANSACTION_RETRY_TIME; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_NEO4J_URI; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_PASSWORD; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_QUERY; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_QUERY_PARAM_POSITION; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.KEY_USERNAME; |
| import static org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig.PLUGIN_NAME; |
| |
| import org.apache.seatunnel.api.common.PrepareFailException; |
| import org.apache.seatunnel.api.sink.SeaTunnelSink; |
| import org.apache.seatunnel.api.sink.SinkWriter; |
| import org.apache.seatunnel.api.table.type.SeaTunnelDataType; |
| import org.apache.seatunnel.api.table.type.SeaTunnelRow; |
| import org.apache.seatunnel.api.table.type.SeaTunnelRowType; |
| import org.apache.seatunnel.common.config.CheckConfigUtil; |
| import org.apache.seatunnel.common.config.CheckResult; |
| import org.apache.seatunnel.common.constants.PluginType; |
| import org.apache.seatunnel.connectors.seatunnel.neo4j.config.DriverBuilder; |
| import org.apache.seatunnel.connectors.seatunnel.neo4j.config.Neo4jConfig; |
| |
| import org.apache.seatunnel.shade.com.typesafe.config.Config; |
| |
| import com.google.auto.service.AutoService; |
| import org.neo4j.driver.AuthTokens; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| |
| @AutoService(SeaTunnelSink.class) |
| public class Neo4jSink implements SeaTunnelSink<SeaTunnelRow, Void, Void, Void> { |
| |
| private SeaTunnelRowType rowType; |
| private final Neo4jConfig neo4jConfig = new Neo4jConfig(); |
| |
| @Override |
| public String getPluginName() { |
| return PLUGIN_NAME; |
| } |
| |
| @Override |
| public void prepare(Config config) throws PrepareFailException { |
| neo4jConfig.setDriverBuilder(prepareDriver(config)); |
| |
| final CheckResult queryConfigCheck = CheckConfigUtil.checkAllExists(config, KEY_QUERY, KEY_QUERY_PARAM_POSITION); |
| if (!queryConfigCheck.isSuccess()) { |
| throw new PrepareFailException(PLUGIN_NAME, PluginType.SINK, queryConfigCheck.getMsg()); |
| } |
| neo4jConfig.setQuery(config.getString(KEY_QUERY)); |
| neo4jConfig.setQueryParamPosition(config.getObject(KEY_QUERY_PARAM_POSITION).unwrapped()); |
| |
| } |
| |
| private DriverBuilder prepareDriver(Config config) { |
| final CheckResult uriConfigCheck = CheckConfigUtil.checkAllExists(config, KEY_NEO4J_URI, KEY_DATABASE); |
| final CheckResult authConfigCheck = CheckConfigUtil.checkAtLeastOneExists(config, KEY_USERNAME, KEY_BEARER_TOKEN, KEY_KERBEROS_TICKET); |
| final CheckResult mergedConfigCheck = CheckConfigUtil.mergeCheckResults(uriConfigCheck, authConfigCheck); |
| if (!mergedConfigCheck.isSuccess()) { |
| throw new PrepareFailException(PLUGIN_NAME, PluginType.SINK, mergedConfigCheck.getMsg()); |
| } |
| |
| final URI uri = URI.create(config.getString(KEY_NEO4J_URI)); |
| if (!"neo4j".equals(uri.getScheme())) { |
| throw new PrepareFailException(PLUGIN_NAME, PluginType.SINK, "uri scheme is not `neo4j`"); |
| } |
| |
| final DriverBuilder driverBuilder = DriverBuilder.create(uri); |
| |
| if (config.hasPath(KEY_USERNAME)) { |
| final CheckResult pwParamCheck = CheckConfigUtil.checkAllExists(config, KEY_PASSWORD); |
| if (!mergedConfigCheck.isSuccess()) { |
| throw new PrepareFailException(PLUGIN_NAME, PluginType.SINK, pwParamCheck.getMsg()); |
| } |
| final String username = config.getString(KEY_USERNAME); |
| final String password = config.getString(KEY_PASSWORD); |
| |
| driverBuilder.setUsername(username); |
| driverBuilder.setPassword(password); |
| } else if (config.hasPath(KEY_BEARER_TOKEN)) { |
| final String bearerToken = config.getString(KEY_BEARER_TOKEN); |
| AuthTokens.bearer(bearerToken); |
| driverBuilder.setBearerToken(bearerToken); |
| } else { |
| final String kerberosTicket = config.getString(KEY_KERBEROS_TICKET); |
| AuthTokens.kerberos(kerberosTicket); |
| driverBuilder.setBearerToken(kerberosTicket); |
| } |
| |
| driverBuilder.setDatabase(config.getString(KEY_DATABASE)); |
| |
| if (config.hasPath(KEY_MAX_CONNECTION_TIMEOUT)) { |
| driverBuilder.setMaxConnectionTimeoutSeconds(config.getLong(KEY_MAX_CONNECTION_TIMEOUT)); |
| } |
| if (config.hasPath(KEY_MAX_TRANSACTION_RETRY_TIME)) { |
| driverBuilder.setMaxTransactionRetryTimeSeconds(config.getLong(KEY_MAX_TRANSACTION_RETRY_TIME)); |
| } |
| |
| return driverBuilder; |
| } |
| |
| @Override |
| public void setTypeInfo(SeaTunnelRowType seaTunnelRowType) { |
| this.rowType = seaTunnelRowType; |
| } |
| |
| @Override |
| public SeaTunnelDataType<SeaTunnelRow> getConsumedType() { |
| return this.rowType; |
| } |
| |
| @Override |
| public SinkWriter<SeaTunnelRow, Void, Void> createWriter(SinkWriter.Context context) throws IOException { |
| return new Neo4jSinkWriter(neo4jConfig); |
| } |
| |
| } |